<?php

namespace App\Http\Controllers\Api;

use Illuminate\Http\Request;
use App\Http\Controllers\Controller;
use Illuminate\Support\Str;
use App\Util\ActivityPub\Helpers;
use App\Util\Media\Filter;
use Laravel\Passport\Passport;
use Auth, Cache, DB, Storage, URL;
use Illuminate\Support\Facades\Redis;
use App\{
    Avatar,
    Bookmark,
    Collection,
    CollectionItem,
    DirectMessage,
    Follower,
    FollowRequest,
    Hashtag,
    HashtagFollow,
    Instance,
    Like,
    Media,
    Notification,
    Profile,
    Status,
    StatusHashtag,
    User,
    UserSetting,
    UserFilter,
};
use App\Models\UserDomainBlock;
use League\Fractal;
use App\Transformer\Api\Mastodon\v1\{
    AccountTransformer,
    MediaTransformer,
    NotificationTransformer,
    StatusTransformer,
};
use App\Transformer\Api\{
    RelationshipTransformer,
};
use App\Http\Controllers\FollowerController;
use League\Fractal\Serializer\ArraySerializer;
use League\Fractal\Pagination\IlluminatePaginatorAdapter;
use App\Http\Controllers\AccountController;
use App\Http\Controllers\StatusController;

use App\Jobs\AvatarPipeline\AvatarOptimize;
use App\Jobs\CommentPipeline\CommentPipeline;
use App\Jobs\LikePipeline\LikePipeline;
use App\Jobs\MediaPipeline\MediaDeletePipeline;
use App\Jobs\SharePipeline\SharePipeline;
use App\Jobs\SharePipeline\UndoSharePipeline;
use App\Jobs\StatusPipeline\NewStatusPipeline;
use App\Jobs\StatusPipeline\StatusDelete;
use App\Jobs\FollowPipeline\FollowPipeline;
use App\Jobs\FollowPipeline\UnfollowPipeline;
use App\Jobs\ImageOptimizePipeline\ImageOptimize;
use App\Jobs\VideoPipeline\{
    VideoOptimize,
    VideoPostProcess,
    VideoThumbnail
};

use App\Services\{
    AccountService,
    BookmarkService,
    BouncerService,
    CollectionService,
    FollowerService,
    HashtagService,
    HashtagFollowService,
    HomeTimelineService,
    InstanceService,
    LikeService,
    NetworkTimelineService,
    NotificationService,
    MediaService,
    MediaPathService,
    ProfileStatusService,
    PublicTimelineService,
    ReblogService,
    RelationshipService,
    SearchApiV2Service,
    StatusService,
    MediaBlocklistService,
    SnowflakeService,
    UserFilterService
};
use App\Util\Lexer\Autolink;
use App\Util\Lexer\PrettyNumber;
use App\Util\Localization\Localization;
use App\Util\Media\License;
use App\Jobs\MediaPipeline\MediaSyncLicensePipeline;
use App\Services\DiscoverService;
use App\Services\CustomEmojiService;
use App\Services\MarkerService;
use App\Services\UserRoleService;
use App\Models\Conversation;
use App\Jobs\FollowPipeline\FollowAcceptPipeline;
use App\Jobs\FollowPipeline\FollowRejectPipeline;
use Illuminate\Support\Facades\RateLimiter;
use Purify;
use Carbon\Carbon;
use App\Http\Resources\MastoApi\FollowedTagResource;
use App\Jobs\HomeFeedPipeline\FeedWarmCachePipeline;
use App\Jobs\HomeFeedPipeline\HashtagUnfollowPipeline;

class ApiV1Controller extends Controller
{
    protected $fractal;
    const PF_API_ENTITY_KEY = "_pe";

    public function __construct()
    {
        $this->fractal = new Fractal\Manager();
        $this->fractal->setSerializer(new ArraySerializer());
    }

    public function json($res, $code = 200, $headers = [])
    {
        return response()->json($res, $code, $headers, JSON_UNESCAPED_SLASHES);
    }

    public function getApp(Request $request)
    {
        if(!$request->user()) {
            return response('', 403);
        }

        $client = $request->user()->token()->client;
        $res = [
            'name' => $client->name,
            'website' => null,
            'vapid_key' => null
        ];

        return $this->json($res);
    }

    public function apps(Request $request)
    {
        abort_if(!config_cache('pixelfed.oauth_enabled'), 404);

        $this->validate($request, [
            'client_name'       => 'required',
            'redirect_uris'     => 'required'
        ]);

        $uris = implode(',', explode('\n', $request->redirect_uris));

        $client = Passport::client()->forceFill([
            'user_id' => null,
            'name' => e($request->client_name),
            'secret' => Str::random(40),
            'redirect' => $uris,
            'personal_access_client' => false,
            'password_client' => false,
            'revoked' => false,
        ]);

        $client->save();

        $res = [
            'id' => (string) $client->id,
            'name' => $client->name,
            'website' => null,
            'redirect_uri' => $client->redirect,
            'client_id' => (string) $client->id,
            'client_secret' => $client->secret,
            'vapid_key' => null
        ];

        return $this->json($res, 200, [
            'Access-Control-Allow-Origin' => '*'
        ]);
    }

    /**
     * GET /api/v1/accounts/verify_credentials
     *
     *
     * @return \App\Transformer\Api\AccountTransformer
     */
    public function verifyCredentials(Request $request)
    {
        $user = $request->user();

        abort_if(!$user, 403);
        abort_if($user->status != null, 403);
        AccountService::setLastActive($user->id);

        $res = $request->has(self::PF_API_ENTITY_KEY) ? AccountService::get($user->profile_id) : AccountService::getMastodon($user->profile_id);

        $res['source'] = [
            'privacy' => $res['locked'] ? 'private' : 'public',
            'sensitive' => false,
            'language' => $user->language ?? 'en',
            'note' => strip_tags($res['note']),
            'fields' => []
        ];

        return $this->json($res);
    }

    /**
     * GET /api/v1/accounts/{id}
     *
     * @param  integer  $id
     *
     * @return \App\Transformer\Api\AccountTransformer
     */
    public function accountById(Request $request, $id)
    {
        $res = $request->has(self::PF_API_ENTITY_KEY) ? AccountService::get($id, true) : AccountService::getMastodon($id, true);
        if(!$res) {
            return response()->json(['error' => 'Record not found'], 404);
        }
        return $this->json($res);
    }

    /**
     * PATCH /api/v1/accounts/update_credentials
     *
     * @return \App\Transformer\Api\AccountTransformer
     */
    public function accountUpdateCredentials(Request $request)
    {
        abort_if(!$request->user(), 403);

        if(config('pixelfed.bouncer.cloud_ips.ban_api')) {
            abort_if(BouncerService::checkIp($request->ip()), 404);
        }

        $this->validate($request, [
            'avatar'            => 'sometimes|mimetypes:image/jpeg,image/png|max:' . config('pixelfed.max_avatar_size'),
            'display_name'      => 'nullable|string|max:30',
            'note'              => 'nullable|string|max:200',
            'locked'            => 'nullable',
            'website'           => 'nullable|string|max:120',
            // 'source.privacy'    => 'nullable|in:unlisted,public,private',
            // 'source.sensitive'  => 'nullable|boolean'
        ], [
            'required' => 'The :attribute field is required.',
            'avatar.mimetypes' => 'The file must be in jpeg or png format',
            'avatar.max' => 'The :attribute exceeds the file size limit of ' . PrettyNumber::size(config('pixelfed.max_avatar_size'), true, false),
        ]);

        $user = $request->user();
        AccountService::setLastActive($user->id);
        $profile = $user->profile;
        $settings = $user->settings;

        $changes = false;
        $other = array_merge(AccountService::defaultSettings()['other'], $settings->other ?? []);
        $syncLicenses = false;
        $licenseChanged = false;
        $composeSettings = array_merge(AccountService::defaultSettings()['compose_settings'], $settings->compose_settings ?? []);

        if($request->has('avatar')) {
            $av = Avatar::whereProfileId($profile->id)->first();
            if($av) {
                $currentAvatar = storage_path('app/'.$av->media_path);
                $file = $request->file('avatar');
                $path = "public/avatars/{$profile->id}";
                $name = strtolower(str_random(6)). '.' . $file->guessExtension();
                $request->file('avatar')->storePubliclyAs($path, $name);
                $av->media_path = "{$path}/{$name}";
                $av->save();
                Cache::forget("avatar:{$profile->id}");
                Cache::forget('user:account:id:'.$user->id);
                AvatarOptimize::dispatch($user->profile, $currentAvatar);
            }
            $changes = true;
        }

        if($request->has('source[language]')) {
            $lang = $request->input('source[language]');
            if(in_array($lang, Localization::languages())) {
                $user->language = $lang;
                $changes = true;
                $other['language'] = $lang;
            }
        }

        if($request->has('website')) {
            $website = $request->input('website');
            if($website != $profile->website) {
                if($website) {
                    if(!strpos($website, '.')) {
                        $website = null;
                    }

                    if($website && !strpos($website, '://')) {
                        $website = 'https://' . $website;
                    }

                    $host = parse_url($website, PHP_URL_HOST);

                    $bannedInstances = InstanceService::getBannedDomains();
                    if(in_array($host, $bannedInstances)) {
                        $website = null;
                    }
                }
                $profile->website = $website ? $website : null;
                $changes = true;
            }
        }

        if($request->has('display_name')) {
            $displayName = $request->input('display_name');
            if($displayName !== $user->name) {
                $user->name = $displayName;
                $profile->name = $displayName;
                $changes = true;
            }
        }

        if($request->has('note')) {
            $note = $request->input('note');
            if($note !== strip_tags($profile->bio)) {
                $profile->bio = Autolink::create()->autolink(strip_tags($note));
                $changes = true;
            }
        }

        if($request->has('locked')) {
            $locked = $request->input('locked') == 'true';
            if($profile->is_private != $locked) {
                $profile->is_private = $locked;
                $changes = true;
            }
        }

        if($request->has('reduce_motion')) {
            $reduced = $request->input('reduce_motion');
            if($settings->reduce_motion != $reduced) {
                $settings->reduce_motion = $reduced;
                $changes = true;
            }
        }

        if($request->has('high_contrast_mode')) {
            $contrast = $request->input('high_contrast_mode');
            if($settings->high_contrast_mode != $contrast) {
                $settings->high_contrast_mode = $contrast;
                $changes = true;
            }
        }

        if($request->has('video_autoplay')) {
            $autoplay = $request->input('video_autoplay');
            if($settings->video_autoplay != $autoplay) {
                $settings->video_autoplay = $autoplay;
                $changes = true;
            }
        }

        if($request->has('license')) {
            $license = $request->input('license');
            abort_if(!in_array($license, License::keys()), 422, 'Invalid media license id');
            $syncLicenses = $request->input('sync_licenses') == true;
            abort_if($syncLicenses && Cache::get('pf:settings:mls_recently:'.$user->id) == 2, 422, 'You can only sync licenses twice per 24 hours');
            if($composeSettings['default_license'] != $license) {
                $composeSettings['default_license'] = $license;
                $licenseChanged = true;
                $changes = true;
            }
        }

        if($request->has('media_descriptions')) {
            $md = $request->input('media_descriptions') == true;
            if($composeSettings['media_descriptions'] != $md) {
                $composeSettings['media_descriptions'] = $md;
                $changes = true;
            }
        }

        if($request->has('crawlable')) {
            $crawlable = $request->input('crawlable');
            if($settings->crawlable != $crawlable) {
                $settings->crawlable = $crawlable;
                $changes = true;
            }
        }

        if($request->has('show_profile_follower_count')) {
            $show_profile_follower_count = $request->input('show_profile_follower_count');
            if($settings->show_profile_follower_count != $show_profile_follower_count) {
                $settings->show_profile_follower_count = $show_profile_follower_count;
                $changes = true;
            }
        }

        if($request->has('show_profile_following_count')) {
            $show_profile_following_count = $request->input('show_profile_following_count');
            if($settings->show_profile_following_count != $show_profile_following_count) {
                $settings->show_profile_following_count = $show_profile_following_count;
                $changes = true;
            }
        }

        if($request->has('public_dm')) {
            $public_dm = $request->input('public_dm');
            if($settings->public_dm != $public_dm) {
                $settings->public_dm = $public_dm;
                $changes = true;
            }
        }

        if($request->has('source[privacy]')) {
            $scope = $request->input('source[privacy]');
            if(in_array($scope, ['public', 'private', 'unlisted'])) {
                if($composeSettings['default_scope'] != $scope) {
                    $composeSettings['default_scope'] = $profile->is_private ? 'private' : $scope;
                    $changes = true;
                }
            }
        }

        if($request->has('disable_embeds')) {
            $disabledEmbeds = $request->input('disable_embeds');
            if($other['disable_embeds'] != $disabledEmbeds) {
                $other['disable_embeds'] = $disabledEmbeds;
                $changes = true;
            }
        }

        if($changes) {
            $settings->other = $other;
            $settings->compose_settings = $composeSettings;
            $settings->save();
            $user->save();
            $profile->save();
            Cache::forget('profile:settings:' . $profile->id);
            Cache::forget('user:account:id:' . $profile->user_id);
            Cache::forget('profile:follower_count:' . $profile->id);
            Cache::forget('profile:following_count:' . $profile->id);
            Cache::forget('profile:embed:' . $profile->id);
            Cache::forget('profile:compose:settings:' . $user->id);
            Cache::forget('profile:view:'.$user->username);
            AccountService::del($user->profile_id);
        }

        if($syncLicenses && $licenseChanged) {
            $key = 'pf:settings:mls_recently:'.$user->id;
            $val = Cache::has($key) ? 2 : 1;
            Cache::put($key, $val, 86400);
            MediaSyncLicensePipeline::dispatch($user->id, $request->input('license'));
        }

        if($request->has(self::PF_API_ENTITY_KEY)) {
            $res = AccountService::get($user->profile_id, true);
        } else {
           $res = AccountService::getMastodon($user->profile_id, true);
           $res['bio'] = strip_tags($res['note']);
           $res = array_merge($res, $other);
       }

        return $this->json($res);
    }

    /**
     * GET /api/v1/accounts/{id}/followers
     *
     * @param  integer  $id
     *
     * @return \App\Transformer\Api\AccountTransformer
     */
    public function accountFollowersById(Request $request, $id)
    {
        abort_if(!$request->user(), 403);

        $account = AccountService::get($id);
        abort_if(!$account, 404);
        $pid = $request->user()->profile_id;
        $this->validate($request, [
            'limit' => 'sometimes|integer|min:1|max:80'
        ]);
        $limit = $request->input('limit', 10);
        $napi = $request->has(self::PF_API_ENTITY_KEY);

        if(intval($pid) !== intval($account['id'])) {
            if($account['locked']) {
                if(!FollowerService::follows($pid, $account['id'])) {
                    return [];
                }
            }

            if(AccountService::hiddenFollowers($id)) {
                return [];
            }

            if($request->has('page') && $request->user()->is_admin == false) {
                $page = (int) $request->input('page');
                if(($page * $limit) >= 100) {
                    return [];
                }
            }
        }
        if($request->has('page')) {
            $res = DB::table('followers')
                ->select('id', 'profile_id', 'following_id')
                ->whereFollowingId($account['id'])
                ->orderByDesc('id')
                ->simplePaginate($limit)
                ->map(function($follower) use($napi) {
                    return $napi ? AccountService::get($follower->profile_id, true) : AccountService::getMastodon($follower->profile_id, true);
                })
                ->filter(function($account) {
                    return $account && isset($account['id']);
                })
                ->values()
                ->toArray();

            return $this->json($res);
        }

        $paginator = DB::table('followers')
            ->select('id', 'profile_id', 'following_id')
            ->whereFollowingId($account['id'])
            ->orderByDesc('id')
            ->cursorPaginate($limit)
            ->withQueryString();

        $link = null;

        if($paginator->onFirstPage()) {
            if($paginator->hasMorePages()) {
                $link = '<'.$paginator->nextPageUrl().'>; rel="prev"';
            }
        } else {
            if($paginator->previousPageUrl()) {
                $link = '<'.$paginator->previousPageUrl().'>; rel="next"';
            }

            if($paginator->hasMorePages()) {
                $link .= ($link ? ', ' : '') . '<'.$paginator->nextPageUrl().'>; rel="prev"';
            }
        }

        $res = $paginator->map(function($follower) use($napi) {
                return $napi ? AccountService::get($follower->profile_id, true) : AccountService::getMastodon($follower->profile_id, true);
            })
            ->filter(function($account) {
                return $account && isset($account['id']);
            })
            ->values()
            ->toArray();

        $headers = isset($link) ? ['Link' => $link] : [];
        return $this->json($res, 200, $headers);
    }

    /**
     * GET /api/v1/accounts/{id}/following
     *
     * @param  integer  $id
     *
     * @return \App\Transformer\Api\AccountTransformer
     */
    public function accountFollowingById(Request $request, $id)
    {
        abort_if(!$request->user(), 403);

        $account = AccountService::get($id);
        abort_if(!$account, 404);
        $pid = $request->user()->profile_id;
        $this->validate($request, [
            'limit' => 'sometimes|integer|min:1|max:80'
        ]);
        $limit = $request->input('limit', 10);
        $napi = $request->has(self::PF_API_ENTITY_KEY);

        if(intval($pid) !== intval($account['id'])) {
            if($account['locked']) {
                if(!FollowerService::follows($pid, $account['id'])) {
                    return [];
                }
            }

            if(AccountService::hiddenFollowing($id)) {
                return [];
            }

            if($request->has('page') && $request->user()->is_admin == false) {
                $page = (int) $request->input('page');
                if(($page * $limit) >= 100) {
                    return [];
                }
            }
        }

        if($request->has('page')) {
            $res = DB::table('followers')
                ->select('id', 'profile_id', 'following_id')
                ->whereProfileId($account['id'])
                ->orderByDesc('id')
                ->simplePaginate($limit)
                ->map(function($follower) use($napi) {
                    return $napi ? AccountService::get($follower->following_id, true) : AccountService::getMastodon($follower->following_id, true);
                })
                ->filter(function($account) {
                    return $account && isset($account['id']);
                })
                ->values()
                ->toArray();
            return $this->json($res);
        }

        $paginator = DB::table('followers')
            ->select('id', 'profile_id', 'following_id')
            ->whereProfileId($account['id'])
            ->orderByDesc('id')
            ->cursorPaginate($limit)
            ->withQueryString();

        $link = null;

        if($paginator->onFirstPage()) {
            if($paginator->hasMorePages()) {
                $link = '<'.$paginator->nextPageUrl().'>; rel="prev"';
            }
        } else {
            if($paginator->previousPageUrl()) {
                $link = '<'.$paginator->previousPageUrl().'>; rel="next"';
            }

            if($paginator->hasMorePages()) {
                $link .= ($link ? ', ' : '') . '<'.$paginator->nextPageUrl().'>; rel="prev"';
            }
        }

        $res = $paginator->map(function($follower) use($napi) {
                return $napi ? AccountService::get($follower->following_id, true) : AccountService::getMastodon($follower->following_id, true);
            })
            ->filter(function($account) {
                return $account && isset($account['id']);
            })
            ->values()
            ->toArray();

        $headers = isset($link) ? ['Link' => $link] : [];
        return $this->json($res, 200, $headers);
    }

    /**
     * GET /api/v1/accounts/{id}/statuses
     *
     * @param  integer  $id
     *
     * @return \App\Transformer\Api\StatusTransformer
     */
    public function accountStatusesById(Request $request, $id)
    {
        $user = $request->user();

        $this->validate($request, [
            'only_media' => 'nullable',
            'media_type' => 'sometimes|string|in:photo,video',
            'pinned' => 'nullable',
            'exclude_replies' => 'nullable',
            'max_id' => 'nullable|integer|min:0|max:' . PHP_INT_MAX,
            'since_id' => 'nullable|integer|min:0|max:' . PHP_INT_MAX,
            'min_id' => 'nullable|integer|min:0|max:' . PHP_INT_MAX,
            'limit' => 'nullable|integer|min:1|max:100'
        ]);

        $napi = $request->has(self::PF_API_ENTITY_KEY);
        $profile = $napi ? AccountService::get($id, true) : AccountService::getMastodon($id, true);

        if(!$profile || !isset($profile['id']) || !$user) {
            return $this->json(['error' => 'Account not found'], 404);
        }

        $limit = $request->limit ?? 20;
        $max_id = $request->max_id;
        $min_id = $request->min_id;

        if(!$max_id && !$min_id) {
            $min_id = 1;
        }

        $pid = $request->user()->profile_id;
        $scope = $request->only_media == true ?
            ['photo', 'photo:album', 'video', 'video:album'] :
            ['photo', 'photo:album', 'video', 'video:album', 'share', 'reply'];

        if($request->only_media && $request->has('media_type')) {
            $mt = $request->input('media_type');
            if($mt == 'video') {
                $scope = ['video', 'video:album'];
            }
        }

        if(intval($pid) === intval($profile['id'])) {
            $visibility = ['public', 'unlisted', 'private'];
        } else if($profile['locked']) {
            $following = FollowerService::follows($pid, $profile['id']);
            if(!$following) {
                return response('', 403);
            }
            $visibility = ['public', 'unlisted', 'private'];
        } else {
            $following = FollowerService::follows($pid, $profile['id']);
            $visibility = $following ? ['public', 'unlisted', 'private'] : ['public', 'unlisted'];
        }

        $dir = $min_id ? '>' : '<';
        $id = $min_id ?? $max_id;
        $res = Status::whereProfileId($profile['id'])
        ->whereNull('in_reply_to_id')
        ->whereNull('reblog_of_id')
        ->whereIn('type', $scope)
        ->where('id', $dir, $id)
        ->whereIn('scope', $visibility)
        ->limit($limit)
        ->orderByDesc('id')
        ->get()
        ->map(function($s) use($user, $napi, $profile) {
            try {
                $status = $napi ? StatusService::get($s->id, false) : StatusService::getMastodon($s->id, false);
            } catch (\Exception $e) {
                return false;
            }

            if($profile) {
                $status['account'] = $profile;
            }

            if($user && $status) {
                $status['favourited'] = (bool) LikeService::liked($user->profile_id, $s->id);
                $status['reblogged'] = (bool) ReblogService::get($user->profile_id, $s->id);
                $status['bookmarked'] = (bool) BookmarkService::get($user->profile_id, $s->id);
            }
            return $status;
        })
        ->filter(function($s) {
            return $s;
        })
        ->values();

        return $this->json($res);
    }

    /**
     * POST /api/v1/accounts/{id}/follow
     *
     * @param  integer  $id
     *
     * @return \App\Transformer\Api\RelationshipTransformer
     */
    public function accountFollowById(Request $request, $id)
    {
        abort_if(!$request->user(), 403);

        $user = $request->user();
        abort_if($user->has_roles && !UserRoleService::can('can-follow', $user->id), 403, 'Invalid permissions for this action');

        AccountService::setLastActive($user->id);

        $target = Profile::where('id', '!=', $user->profile_id)
            ->whereNull('status')
            ->findOrFail($id);

        $private = (bool) $target->is_private;
        $remote = (bool) $target->domain;
        $blocked = UserFilter::whereUserId($target->id)
                ->whereFilterType('block')
                ->whereFilterableId($user->profile_id)
                ->whereFilterableType('App\Profile')
                ->exists();

        if($blocked == true) {
            abort(400, 'You cannot follow this user.');
        }

        $isFollowing = Follower::whereProfileId($user->profile_id)
            ->whereFollowingId($target->id)
            ->exists();

        // Following already, return empty relationship
        if($isFollowing == true) {
            $res = RelationshipService::get($user->profile_id, $target->id) ?? [];
            return $this->json($res);
        }

        // Rate limits, max 7500 followers per account
        if($user->profile->following_count && $user->profile->following_count >= Follower::MAX_FOLLOWING) {
            abort(400, 'You cannot follow more than ' . Follower::MAX_FOLLOWING . ' accounts');
        }

        if($private == true) {
            $follow = FollowRequest::firstOrCreate([
                'follower_id' => $user->profile_id,
                'following_id' => $target->id
            ]);
            if($remote == true && config('federation.activitypub.remoteFollow') == true) {
                (new FollowerController())->sendFollow($user->profile, $target);
            }
        } else {
            $follower = Follower::firstOrCreate([
                'profile_id' => $user->profile_id,
                'following_id' => $target->id
            ]);

            if($remote == true && config('federation.activitypub.remoteFollow') == true) {
                (new FollowerController())->sendFollow($user->profile, $target);
            }
            FollowPipeline::dispatch($follower)->onQueue('high');
        }

        RelationshipService::refresh($user->profile_id, $target->id);
        Cache::forget('profile:following:'.$target->id);
        Cache::forget('profile:followers:'.$target->id);
        Cache::forget('profile:following:'.$user->profile_id);
        Cache::forget('profile:followers:'.$user->profile_id);
        Cache::forget('api:local:exp:rec:'.$user->profile_id);
        Cache::forget('user:account:id:'.$target->user_id);
        Cache::forget('user:account:id:'.$user->id);
        Cache::forget('profile:follower_count:'.$target->id);
        Cache::forget('profile:follower_count:'.$user->profile_id);
        Cache::forget('profile:following_count:'.$target->id);
        Cache::forget('profile:following_count:'.$user->profile_id);
        AccountService::del($user->profile_id);
        AccountService::del($target->id);

        $res = RelationshipService::get($user->profile_id, $target->id);

        return $this->json($res);
    }

    /**
     * POST /api/v1/accounts/{id}/unfollow
     *
     * @param  integer  $id
     *
     * @return \App\Transformer\Api\RelationshipTransformer
     */
    public function accountUnfollowById(Request $request, $id)
    {
        abort_if(!$request->user(), 403);

        $user = $request->user();

        AccountService::setLastActive($user->id);

        $target = Profile::where('id', '!=', $user->profile_id)
            ->whereNull('status')
            ->findOrFail($id);

        $private = (bool) $target->is_private;
        $remote = (bool) $target->domain;

        $isFollowing = Follower::whereProfileId($user->profile_id)
            ->whereFollowingId($target->id)
            ->exists();

        if($isFollowing == false) {
            $followRequest = FollowRequest::whereFollowerId($user->profile_id)
                ->whereFollowingId($target->id)
                ->first();
            if($followRequest) {
                $followRequest->delete();
                RelationshipService::refresh($target->id, $user->profile_id);
            }
            $resource = new Fractal\Resource\Item($target, new RelationshipTransformer());
            $res = $this->fractal->createData($resource)->toArray();

            return $this->json($res);
        }

        Follower::whereProfileId($user->profile_id)
            ->whereFollowingId($target->id)
            ->delete();

        UnfollowPipeline::dispatch($user->profile_id, $target->id)->onQueue('high');

        if($remote == true && config('federation.activitypub.remoteFollow') == true) {
            (new FollowerController())->sendUndoFollow($user->profile, $target);
        }

        RelationshipService::refresh($user->profile_id, $target->id);
        Cache::forget('profile:following:'.$target->id);
        Cache::forget('profile:followers:'.$target->id);
        Cache::forget('profile:following:'.$user->profile_id);
        Cache::forget('profile:followers:'.$user->profile_id);
        Cache::forget('api:local:exp:rec:'.$user->profile_id);
        Cache::forget('user:account:id:'.$target->user_id);
        Cache::forget('user:account:id:'.$user->id);
        Cache::forget('profile:follower_count:'.$target->id);
        Cache::forget('profile:follower_count:'.$user->profile_id);
        Cache::forget('profile:following_count:'.$target->id);
        Cache::forget('profile:following_count:'.$user->profile_id);
        AccountService::del($user->profile_id);
        AccountService::del($target->id);

        $res = RelationshipService::get($user->profile_id, $target->id);

        return $this->json($res);
    }

    /**
     * GET /api/v1/accounts/relationships
     *
     * @param  array|integer  $id
     *
     * @return \App\Services\RelationshipService
     */
    public function accountRelationshipsById(Request $request)
    {
        abort_if(!$request->user(), 403);

        $this->validate($request, [
            'id'    => 'required|array|min:1|max:20',
            'id.*'  => 'required|integer|min:1|max:' . PHP_INT_MAX
        ]);
        $napi = $request->has(self::PF_API_ENTITY_KEY);
        $pid = $request->user()->profile_id ?? $request->user()->profile->id;
        $res = collect($request->input('id'))
            ->filter(function($id) use($pid) {
                return intval($id) !== intval($pid);
            })
            ->map(function($id) use($pid, $napi) {
                return $napi ?
                 RelationshipService::getWithDate($pid, $id) :
                 RelationshipService::get($pid, $id);
        });
        return $this->json($res);
    }

    /**
     * GET /api/v1/accounts/search
     *
     *
     *
     * @return \App\Transformer\Api\AccountTransformer
     */
    public function accountSearch(Request $request)
    {
        abort_if(!$request->user(), 403);

        $this->validate($request, [
            'q'         => 'required|string|min:1|max:255',
            'limit'     => 'nullable|integer|min:1|max:40',
            'resolve'   => 'nullable'
        ]);

        $user = $request->user();
        abort_if($user->has_roles && !UserRoleService::can('can-view-discover', $user->id), 403, 'Invalid permissions for this action');

        AccountService::setLastActive($user->id);
        $query = $request->input('q');
        $limit = $request->input('limit') ?? 20;
        $resolve = (bool) $request->input('resolve', false);
        $q = '%' . $query . '%';

        $profiles = Cache::remember('api:v1:accounts:search:' . sha1($query) . ':limit:' . $limit, 86400, function() use($q, $limit) {
            return Profile::whereNull('status')
                ->where('username', 'like', $q)
                ->orWhere('name', 'like', $q)
                ->limit($limit)
                ->pluck('id')
                ->map(function($id) {
                    return AccountService::getMastodon($id);
                })
                ->filter(function($account) {
                    return $account && isset($account['id']);
                });
        });

        return $this->json($profiles);
    }

    /**
     * GET /api/v1/blocks
     *
     *
     *
     * @return \App\Transformer\Api\AccountTransformer
     */
    public function accountBlocks(Request $request)
    {
        abort_if(!$request->user(), 403);

        $this->validate($request, [
            'limit'     => 'nullable|integer|min:1|max:40',
            'page'      => 'nullable|integer|min:1|max:10'
        ]);

        $user = $request->user();
        $limit = $request->input('limit') ?? 40;

        $blocked = UserFilter::select('filterable_id','filterable_type','filter_type','user_id')
            ->whereUserId($user->profile_id)
            ->whereFilterableType('App\Profile')
            ->whereFilterType('block')
            ->orderByDesc('id')
            ->simplePaginate($limit)
            ->pluck('filterable_id')
            ->map(function($id) {
                return AccountService::get($id, true);
            })
            ->filter(function($account) {
                return $account && isset($account['id']);
            })
            ->values();

        return $this->json($blocked);
    }

    /**
     * POST /api/v1/accounts/{id}/block
     *
     * @param  integer  $id
     *
     * @return \App\Transformer\Api\RelationshipTransformer
     */
    public function accountBlockById(Request $request, $id)
    {
        abort_if(!$request->user(), 403);

        $user = $request->user();
        $pid = $user->profile_id ?? $user->profile->id;
        AccountService::setLastActive($user->id);

        if(intval($id) === intval($pid)) {
            abort(400, 'You cannot block yourself');
        }

        $profile = Profile::findOrFail($id);

        if($profile->user && $profile->user->is_admin == true) {
            abort(400, 'You cannot block an admin');
        }

        $count = UserFilterService::blockCount($pid);
        $maxLimit = intval(config('instance.user_filters.max_user_blocks'));
        if($count == 0) {
            $filterCount = UserFilter::whereUserId($pid)
                ->whereFilterType('block')
                ->get()
                ->map(function($rec) {
                    return AccountService::get($rec->filterable_id, true);
                })
                ->filter(function($account) {
                    return $account && isset($account['id']);
                })
                ->values()
                ->count();
            abort_if($filterCount >= $maxLimit, 422, AccountController::FILTER_LIMIT_BLOCK_TEXT . $maxLimit . ' accounts');
        } else {
            abort_if($count >= $maxLimit, 422, AccountController::FILTER_LIMIT_BLOCK_TEXT . $maxLimit . ' accounts');
        }

        $followed = Follower::whereProfileId($profile->id)->whereFollowingId($pid)->first();
        if($followed) {
            $followed->delete();
            $profile->following_count = Follower::whereProfileId($profile->id)->count();
            $profile->save();
            $selfProfile = $user->profile;
            $selfProfile->followers_count = Follower::whereFollowingId($pid)->count();
            $selfProfile->save();
            FollowerService::remove($profile->id, $pid);
            AccountService::del($pid);
            AccountService::del($profile->id);
        }

        $following = Follower::whereProfileId($pid)->whereFollowingId($profile->id)->first();
        if($following) {
            $following->delete();
            $profile->followers_count = Follower::whereFollowingId($profile->id)->count();
            $profile->save();
            $selfProfile = $user->profile;
            $selfProfile->following_count = Follower::whereProfileId($pid)->count();
            $selfProfile->save();
            FollowerService::remove($pid, $profile->pid);
            AccountService::del($pid);
            AccountService::del($profile->id);
        }

        Notification::whereProfileId($pid)
            ->whereActorId($profile->id)
            ->get()
            ->map(function($n) use($pid) {
                NotificationService::del($pid, $n['id']);
                $n->forceDelete();
        });

        $filter = UserFilter::firstOrCreate([
            'user_id'         => $pid,
            'filterable_id'   => $profile->id,
            'filterable_type' => 'App\Profile',
            'filter_type'     => 'block',
        ]);

        UserFilterService::block($pid, $id);
        RelationshipService::refresh($pid, $id);
        $resource = new Fractal\Resource\Item($profile, new RelationshipTransformer());
        $res = $this->fractal->createData($resource)->toArray();

        return $this->json($res);
    }

    /**
     * POST /api/v1/accounts/{id}/unblock
     *
     * @param  integer  $id
     *
     * @return \App\Transformer\Api\RelationshipTransformer
     */
    public function accountUnblockById(Request $request, $id)
    {
        abort_if(!$request->user(), 403);

        $user = $request->user();
        $pid = $user->profile_id ?? $user->profile->id;
        AccountService::setLastActive($user->id);

        if(intval($id) === intval($pid)) {
            abort(400, 'You cannot unblock yourself');
        }

        $profile = Profile::findOrFail($id);

        $filter = UserFilter::whereUserId($pid)
            ->whereFilterableId($profile->id)
            ->whereFilterableType('App\Profile')
            ->whereFilterType('block')
            ->first();

        if($filter) {
            $filter->delete();
            UserFilterService::unblock($pid, $profile->id);
            RelationshipService::refresh($pid, $id);
        }

        $resource = new Fractal\Resource\Item($profile, new RelationshipTransformer());
        $res = $this->fractal->createData($resource)->toArray();

        return $this->json($res);
    }

    /**
     * GET /api/v1/custom_emojis
     *
     * Return custom emoji
     *
     * @return array
     */
    public function customEmojis()
    {
        return response(CustomEmojiService::all())->header('Content-Type', 'application/json');
    }

    /**
     * GET /api/v1/domain_blocks
     *
     * Return empty array
     *
     * @return array
     */
    public function accountDomainBlocks(Request $request)
    {
        abort_if(!$request->user(), 403);
        return response()->json([]);
    }

    /**
     * GET /api/v1/endorsements
     *
     * Return empty array
     *
     * @return array
     */
    public function accountEndorsements(Request $request)
    {
        abort_if(!$request->user(), 403);
        return response()->json([]);
    }

    /**
     * GET /api/v1/favourites
     *
     * Returns collection of liked statuses
     *
     * @return \App\Transformer\Api\StatusTransformer
     */
    public function accountFavourites(Request $request)
    {
        abort_if(!$request->user(), 403);
        $this->validate($request, [
            'limit' => 'sometimes|integer|min:1|max:40'
        ]);

        $user = $request->user();
        $maxId = $request->input('max_id');
        $minId = $request->input('min_id');
        $limit = $request->input('limit') ?? 10;

        $res = Like::whereProfileId($user->profile_id)
            ->when($maxId, function($q, $maxId) {
                return $q->where('id', '<', $maxId);
            })
            ->when($minId, function($q, $minId) {
                return $q->where('id', '>', $minId);
            })
            ->orderByDesc('id')
            ->limit($limit)
            ->get()
            ->map(function($like) {
                $status =  StatusService::getMastodon($like['status_id'], false);
                $status['favourited'] = true;
                $status['like_id'] = $like->id;
                $status['liked_at'] = str_replace('+00:00', 'Z', $like->created_at->format(DATE_RFC3339_EXTENDED));
                return $status;
            })
            ->filter(function($status) {
                return $status && isset($status['id'], $status['like_id']);
            })
            ->values();

        if($res->count()) {
            $ids = $res->map(function($status) {
                return $status['like_id'];
            });
            $max = $ids->max();
            $min = $ids->min();

            $baseUrl = config('app.url') . '/api/v1/favourites?limit=' . $limit . '&';
            $link = '<'.$baseUrl.'max_id='.$max.'>; rel="next",<'.$baseUrl.'min_id='.$min.'>; rel="prev"';
            return $this->json($res, 200, ['Link' => $link]);
        } else {
            return $this->json($res);
        }
    }

    /**
     * POST /api/v1/statuses/{id}/favourite
     *
     * @param  integer  $id
     *
     * @return \App\Transformer\Api\StatusTransformer
     */
    public function statusFavouriteById(Request $request, $id)
    {
        abort_if(!$request->user(), 403);

        $user = $request->user();
        abort_if($user->has_roles && !UserRoleService::can('can-like', $user->id), 403, 'Invalid permissions for this action');

        AccountService::setLastActive($user->id);

        $status = StatusService::getMastodon($id, false);

        abort_unless($status, 400);

        $spid = $status['account']['id'];

        if(intval($spid) !== intval($user->profile_id)) {
            if($status['visibility'] == 'private') {
                abort_if(!FollowerService::follows($user->profile_id, $spid), 403);
            } else {
                abort_if(!in_array($status['visibility'], ['public','unlisted']), 403);
            }
        }

        abort_if(
            Like::whereProfileId($user->profile_id)
                ->where('created_at', '>', now()->subDay())
                ->count() >= Like::MAX_PER_DAY,
            429
        );

        $blocks = UserFilterService::blocks($spid);
        if($blocks && in_array($user->profile_id, $blocks)) {
            abort(422);
        }

        $like = Like::firstOrCreate([
            'profile_id' => $user->profile_id,
            'status_id' => $status['id']
        ]);

        if($like->wasRecentlyCreated == true) {
            $like->status_profile_id = $spid;
            $like->is_comment = !empty($status['in_reply_to_id']);
            $like->save();
            Status::findOrFail($status['id'])->update([
                'likes_count' => ($status['favourites_count'] ?? 0) + 1
            ]);
            LikePipeline::dispatch($like)->onQueue('feed');
        }

        $status['favourited'] = true;
        $status['favourites_count'] = $status['favourites_count'] + 1;
        return $this->json($status);
    }

    /**
     * POST /api/v1/statuses/{id}/unfavourite
     *
     * @param  integer  $id
     *
     * @return \App\Transformer\Api\StatusTransformer
     */
    public function statusUnfavouriteById(Request $request, $id)
    {
        abort_if(!$request->user(), 403);

        $user = $request->user();
        abort_if($user->has_roles && !UserRoleService::can('can-like', $user->id), 403, 'Invalid permissions for this action');

        AccountService::setLastActive($user->id);

        $status = Status::findOrFail($id);

        if(intval($status->profile_id) !== intval($user->profile_id)) {
            if($status->scope == 'private') {
                abort_if(!$status->profile->followedBy($user->profile), 403);
            } else {
                abort_if(!in_array($status->scope, ['public','unlisted']), 403);
            }
        }

        $like = Like::whereProfileId($user->profile_id)
            ->whereStatusId($status->id)
            ->first();

        if($like) {
            $like->forceDelete();
            $status->likes_count = $status->likes_count > 1 ? $status->likes_count - 1 : 0;
            $status->save();
        }

        StatusService::del($status->id);

        $res = StatusService::getMastodon($status->id, false);
        $res['favourited'] = false;
        return $this->json($res);
    }

    /**
     * GET /api/v1/filters
     *
     *  Return empty response since we filter server side
     *
     * @return array
     */
    public function accountFilters(Request $request)
    {
        abort_if(!$request->user(), 403);

        return response()->json([]);
    }

    /**
     * GET /api/v1/follow_requests
     *
     *  Return array of Accounts that have sent follow requests
     *
     * @return \App\Transformer\Api\AccountTransformer
     */
    public function accountFollowRequests(Request $request)
    {
        abort_if(!$request->user(), 403);
        $this->validate($request, [
            'limit' => 'sometimes|integer|min:1|max:100'
        ]);

        $user = $request->user();

        $res = FollowRequest::whereFollowingId($user->profile->id)
            ->limit($request->input('limit', 40))
            ->pluck('follower_id')
            ->map(function($id) {
                return AccountService::getMastodon($id, true);
            })
            ->filter(function($acct) {
                return $acct && isset($acct['id']);
            })
            ->values();

        return $this->json($res);
    }

    /**
     * POST /api/v1/follow_requests/{id}/authorize
     *
     * @param  integer  $id
     *
     * @return null
     */
    public function accountFollowRequestAccept(Request $request, $id)
    {
        abort_if(!$request->user(), 403);
        $pid = $request->user()->profile_id;
        $target = AccountService::getMastodon($id);

        if(!$target) {
            return response()->json(['error' => 'Record not found'], 404);
        }

        $followRequest = FollowRequest::whereFollowingId($pid)->whereFollowerId($id)->first();

        if(!$followRequest) {
            return response()->json(['error' => 'Record not found'], 404);
        }

        $follower = $followRequest->follower;
        $follow = new Follower();
        $follow->profile_id = $follower->id;
        $follow->following_id = $pid;
        $follow->save();

        $profile = Profile::findOrFail($pid);
        $profile->followers_count++;
        $profile->save();
        AccountService::del($profile->id);

        $profile = Profile::findOrFail($follower->id);
        $profile->following_count++;
        $profile->save();
        AccountService::del($profile->id);

        if($follower->domain != null && $follower->private_key === null) {
            FollowAcceptPipeline::dispatch($followRequest)->onQueue('follow');
        } else {
            FollowPipeline::dispatch($follow);
            $followRequest->delete();
        }

        RelationshipService::refresh($pid, $id);
        $res = RelationshipService::get($pid, $id);
        $res['followed_by'] = true;
        return $this->json($res);
    }

    /**
     * POST /api/v1/follow_requests/{id}/reject
     *
     * @param  integer  $id
     *
     * @return null
     */
    public function accountFollowRequestReject(Request $request, $id)
    {
        abort_if(!$request->user(), 403);
        $pid = $request->user()->profile_id;
        $target = AccountService::getMastodon($id);

        if(!$target) {
            return response()->json(['error' => 'Record not found'], 404);
        }

        $followRequest = FollowRequest::whereFollowingId($pid)->whereFollowerId($id)->first();

        if(!$followRequest) {
            return response()->json(['error' => 'Record not found'], 404);
        }

        $follower = $followRequest->follower;

        if($follower->domain != null && $follower->private_key === null) {
            FollowRejectPipeline::dispatch($followRequest)->onQueue('follow');
        } else {
            $followRequest->delete();
        }

        RelationshipService::refresh($pid, $id);
        $res = RelationshipService::get($pid, $id);
        return $this->json($res);
    }

    /**
     * GET /api/v1/suggestions
     *
     *   Return empty array as we don't support suggestions
     *
     * @return null
     */
    public function accountSuggestions(Request $request)
    {
        abort_if(!$request->user(), 403);

        // todo

        return response()->json([]);
    }

    /**
     * GET /api/v1/instance
     *
     *   Information about the server.
     *
     * @return Instance
     */
    public function instance(Request $request)
    {
        $res = Cache::remember('api:v1:instance-data-response-v1', 1800, function () {
            $contact = Cache::remember('api:v1:instance-data:contact', 604800, function () {
                if(config_cache('instance.admin.pid')) {
                    return AccountService::getMastodon(config_cache('instance.admin.pid'), true);
                }
                $admin = User::whereIsAdmin(true)->first();
                return $admin && isset($admin->profile_id) ?
                    AccountService::getMastodon($admin->profile_id, true) :
                    null;
            });

            $stats = Cache::remember('api:v1:instance-data:stats', 43200, function () {
                return [
                    'user_count' => User::count(),
                    'status_count' => Status::whereNull('uri')->count(),
                    'domain_count' => Instance::count(),
                ];
            });

            $rules = Cache::remember('api:v1:instance-data:rules', 604800, function () {
                return config_cache('app.rules') ?
                    collect(json_decode(config_cache('app.rules'), true))
                    ->map(function($rule, $key) {
                        $id = $key + 1;
                        return [
                            'id' => "{$id}",
                            'text' => $rule
                        ];
                    })
                    ->toArray() : [];
            });

            return [
                'uri' => config('pixelfed.domain.app'),
                'title' => config('app.name'),
                'short_description' => config_cache('app.short_description'),
                'description' => config_cache('app.description'),
                'email' => config('instance.email'),
                'version' => '2.7.2 (compatible; Pixelfed ' . config('pixelfed.version') .')',
                'urls' => [
                    'streaming_api' => 'wss://' . config('pixelfed.domain.app')
                ],
                'stats' => $stats,
                'thumbnail' => config_cache('app.banner_image') ?? url(Storage::url('public/headers/default.jpg')),
                'languages' => [config('app.locale')],
                'registrations' => (bool) config_cache('pixelfed.open_registration'),
                'approval_required' => false,
                'contact_account' => $contact,
                'rules' => $rules,
                'configuration' => [
                    'media_attachments' => [
                        'image_matrix_limit' => 16777216,
                        'image_size_limit' => config('pixelfed.max_photo_size') * 1024,
                        'supported_mime_types' => explode(',', config('pixelfed.media_types')),
                        'video_frame_rate_limit' => 120,
                        'video_matrix_limit' => 2304000,
                        'video_size_limit' => config('pixelfed.max_photo_size') * 1024,
                    ],
                    'polls' => [
                        'max_characters_per_option' => 50,
                        'max_expiration' => 2629746,
                        'max_options' => 4,
                        'min_expiration' => 300
                    ],
                    'statuses' => [
                        'characters_reserved_per_url' => 23,
                        'max_characters' => (int) config('pixelfed.max_caption_length'),
                        'max_media_attachments' => (int) config('pixelfed.max_album_length')
                    ]
                ]
            ];
        });

        return $this->json($res);
    }

    /**
     * GET /api/v1/lists
     *
     *   Return empty array as we don't support lists
     *
     * @return null
     */
    public function accountLists(Request $request)
    {
        abort_if(!$request->user(), 403);

        return response()->json([]);
    }

    /**
     * GET /api/v1/accounts/{id}/lists
     *
     * @param  integer  $id
     *
     * @return null
     */
    public function accountListsById(Request $request, $id)
    {
        abort_if(!$request->user(), 403);

        return response()->json([]);
    }

    /**
     * POST /api/v1/media
     *
     *
     * @return MediaTransformer
     */
    public function mediaUpload(Request $request)
    {
        abort_if(!$request->user(), 403);

        $this->validate($request, [
            'file.*' => [
                'required_without:file',
                'mimetypes:' . config_cache('pixelfed.media_types'),
                'max:' . config_cache('pixelfed.max_photo_size'),
            ],
            'file' => [
                'required_without:file.*',
                'mimetypes:' . config_cache('pixelfed.media_types'),
                'max:' . config_cache('pixelfed.max_photo_size'),
            ],
          'filter_name' => 'nullable|string|max:24',
          'filter_class' => 'nullable|alpha_dash|max:24',
          'description' => 'nullable|string|max:' . config_cache('pixelfed.max_altext_length')
        ]);

        $user = $request->user();
        abort_if($user->has_roles && !UserRoleService::can('can-post', $user->id), 403, 'Invalid permissions for this action');

        AccountService::setLastActive($user->id);

        if($user->last_active_at == null) {
            return [];
        }

        if(empty($request->file('file'))) {
            return response('', 422);
        }

        $limitKey = 'compose:rate-limit:media-upload:' . $user->id;
        $limitTtl = now()->addMinutes(15);
        $limitReached = Cache::remember($limitKey, $limitTtl, function() use($user) {
            $dailyLimit = Media::whereUserId($user->id)->where('created_at', '>', now()->subDays(1))->count();

            return $dailyLimit >= 1250;
        });
        abort_if($limitReached == true, 429);

        $profile = $user->profile;

        if(config_cache('pixelfed.enforce_account_limit') == true) {
            $size = Cache::remember($user->storageUsedKey(), now()->addDays(3), function() use($user) {
                return Media::whereUserId($user->id)->sum('size') / 1000;
            });
            $limit = (int) config_cache('pixelfed.max_account_size');
            if ($size >= $limit) {
               abort(403, 'Account size limit reached.');
            }
        }

        $filterClass = in_array($request->input('filter_class'), Filter::classes()) ? $request->input('filter_class') : null;
        $filterName = in_array($request->input('filter_name'), Filter::names()) ? $request->input('filter_name') : null;

        $photo = $request->file('file');

        $mimes = explode(',', config_cache('pixelfed.media_types'));
        if(in_array($photo->getMimeType(), $mimes) == false) {
            abort(403, 'Invalid or unsupported mime type.');
        }

        $storagePath = MediaPathService::get($user, 2);
        $path = $photo->storePublicly($storagePath);
        $hash = \hash_file('sha256', $photo);
        $license = null;
        $mime = $photo->getMimeType();

        // if($photo->getMimeType() == 'image/heic') {
        //  abort_if(config('image.driver') !== 'imagick', 422, 'Invalid media type');
        //  abort_if(!in_array('HEIC', \Imagick::queryformats()), 422, 'Unsupported media type');
        //  $oldPath = $path;
        //  $path = str_replace('.heic', '.jpg', $path);
        //  $mime = 'image/jpeg';
        //  \Image::make($photo)->save(storage_path("app/{$path}"));
        //  @unlink(storage_path("app/{$oldPath}"));
        // }

        $settings = UserSetting::whereUserId($user->id)->first();

        if($settings && !empty($settings->compose_settings)) {
            $compose = $settings->compose_settings;

            if(isset($compose['default_license']) && $compose['default_license'] != 1) {
                $license = $compose['default_license'];
            }
        }

        abort_if(MediaBlocklistService::exists($hash) == true, 451);

        $media = new Media();
        $media->status_id = null;
        $media->profile_id = $profile->id;
        $media->user_id = $user->id;
        $media->media_path = $path;
        $media->original_sha256 = $hash;
        $media->size = $photo->getSize();
        $media->mime = $mime;
        $media->caption = $request->input('description');
        $media->filter_class = $filterClass;
        $media->filter_name = $filterName;
        if($license) {
            $media->license = $license;
        }
        $media->save();

        switch ($media->mime) {
            case 'image/jpeg':
            case 'image/png':
                ImageOptimize::dispatch($media)->onQueue('mmo');
                break;

            case 'video/mp4':
                VideoThumbnail::dispatch($media)->onQueue('mmo');
                $preview_url = '/storage/no-preview.png';
                $url = '/storage/no-preview.png';
                break;
        }

        Cache::forget($limitKey);
        $resource = new Fractal\Resource\Item($media, new MediaTransformer());
        $res = $this->fractal->createData($resource)->toArray();
        $res['preview_url'] = $media->url(). '?v=' . time();
        $res['url'] = $media->url(). '?v=' . time();
        return $this->json($res);
    }

    /**
     * PUT /api/v1/media/{id}
     *
     * @param  integer  $id
     *
     * @return MediaTransformer
     */
    public function mediaUpdate(Request $request, $id)
    {
        abort_if(!$request->user(), 403);

        $this->validate($request, [
          'description' => 'nullable|string|max:' . config_cache('pixelfed.max_altext_length')
        ]);

        $user = $request->user();
        abort_if($user->has_roles && !UserRoleService::can('can-post', $user->id), 403, 'Invalid permissions for this action');

        AccountService::setLastActive($user->id);

        $media = Media::whereUserId($user->id)
            ->whereProfileId($user->profile_id)
            ->findOrFail($id);

        $executed = RateLimiter::attempt(
            'media:update:'.$user->id,
            10,
            function() use($media, $request) {
                $caption = Purify::clean($request->input('description'));

                if($caption != $media->caption) {
                    $media->caption = $caption;
                    $media->save();

                    if($media->status_id) {
                        MediaService::del($media->status_id);
                        StatusService::del($media->status_id);
                    }
                }
        });

        if(!$executed) {
            return response()->json([
                'error' => 'Too many attempts. Try again in a few minutes.'
            ], 429);
        };

        $fractal = new Fractal\Manager();
        $fractal->setSerializer(new ArraySerializer());
        $resource = new Fractal\Resource\Item($media, new MediaTransformer());
        return $this->json($fractal->createData($resource)->toArray());
    }

    /**
     * GET /api/v1/media/{id}
     *
     * @param  integer  $id
     *
     * @return MediaTransformer
     */
    public function mediaGet(Request $request, $id)
    {
        abort_if(!$request->user(), 403);

        $user = $request->user();
        abort_if($user->has_roles && !UserRoleService::can('can-post', $user->id), 403, 'Invalid permissions for this action');
        AccountService::setLastActive($user->id);

        $media = Media::whereUserId($user->id)
            ->whereNull('status_id')
            ->findOrFail($id);

        $resource = new Fractal\Resource\Item($media, new MediaTransformer());
        $res = $this->fractal->createData($resource)->toArray();
        return $this->json($res);
    }

    /**
     * POST /api/v2/media
     *
     *
     * @return MediaTransformer
     */
    public function mediaUploadV2(Request $request)
    {
        abort_if(!$request->user(), 403);

        $this->validate($request, [
            'file.*' => [
                'required_without:file',
                'mimetypes:' . config_cache('pixelfed.media_types'),
                'max:' . config_cache('pixelfed.max_photo_size'),
            ],
            'file' => [
                'required_without:file.*',
                'mimetypes:' . config_cache('pixelfed.media_types'),
                'max:' . config_cache('pixelfed.max_photo_size'),
            ],
          'filter_name' => 'nullable|string|max:24',
          'filter_class' => 'nullable|alpha_dash|max:24',
          'description' => 'nullable|string|max:' . config_cache('pixelfed.max_altext_length'),
          'replace_id' => 'sometimes'
        ]);

        $user = $request->user();
        abort_if($user->has_roles && !UserRoleService::can('can-post', $user->id), 403, 'Invalid permissions for this action');

        if($user->last_active_at == null) {
            return [];
        }

        AccountService::setLastActive($user->id);

        if(empty($request->file('file'))) {
            return response('', 422);
        }

        $limitKey = 'compose:rate-limit:media-upload:' . $user->id;
        $limitTtl = now()->addMinutes(15);
        $limitReached = Cache::remember($limitKey, $limitTtl, function() use($user) {
            $dailyLimit = Media::whereUserId($user->id)->where('created_at', '>', now()->subDays(1))->count();

            return $dailyLimit >= 1250;
        });
        abort_if($limitReached == true, 429);

        $profile = $user->profile;

        if(config_cache('pixelfed.enforce_account_limit') == true) {
            $size = Cache::remember($user->storageUsedKey(), now()->addDays(3), function() use($user) {
                return Media::whereUserId($user->id)->sum('size') / 1000;
            });
            $limit = (int) config_cache('pixelfed.max_account_size');
            if ($size >= $limit) {
               abort(403, 'Account size limit reached.');
            }
        }

        $filterClass = in_array($request->input('filter_class'), Filter::classes()) ? $request->input('filter_class') : null;
        $filterName = in_array($request->input('filter_name'), Filter::names()) ? $request->input('filter_name') : null;

        $photo = $request->file('file');

        $mimes = explode(',', config_cache('pixelfed.media_types'));
        if(in_array($photo->getMimeType(), $mimes) == false) {
            abort(403, 'Invalid or unsupported mime type.');
        }

        $storagePath = MediaPathService::get($user, 2);
        $path = $photo->storePublicly($storagePath);
        $hash = \hash_file('sha256', $photo);
        $license = null;
        $mime = $photo->getMimeType();

        $settings = UserSetting::whereUserId($user->id)->first();

        if($settings && !empty($settings->compose_settings)) {
            $compose = $settings->compose_settings;

            if(isset($compose['default_license']) && $compose['default_license'] != 1) {
                $license = $compose['default_license'];
            }
        }

        abort_if(MediaBlocklistService::exists($hash) == true, 451);

        if($request->has('replace_id')) {
            $rpid = $request->input('replace_id');
            $removeMedia = Media::whereNull('status_id')
                ->whereUserId($user->id)
                ->whereProfileId($profile->id)
                ->where('created_at', '>', now()->subHours(2))
                ->find($rpid);
            if($removeMedia) {
                $dateTime = Carbon::now();
                MediaDeletePipeline::dispatch($removeMedia)
                    ->onQueue('mmo')
                    ->delay($dateTime->addMinutes(15));
            }
        }

        $media = new Media();
        $media->status_id = null;
        $media->profile_id = $profile->id;
        $media->user_id = $user->id;
        $media->media_path = $path;
        $media->original_sha256 = $hash;
        $media->size = $photo->getSize();
        $media->mime = $mime;
        $media->caption = $request->input('description');
        $media->filter_class = $filterClass;
        $media->filter_name = $filterName;
        if($license) {
            $media->license = $license;
        }
        $media->save();

        switch ($media->mime) {
            case 'image/jpeg':
            case 'image/png':
                ImageOptimize::dispatch($media)->onQueue('mmo');
                break;

            case 'video/mp4':
                VideoThumbnail::dispatch($media)->onQueue('mmo');
                $preview_url = '/storage/no-preview.png';
                $url = '/storage/no-preview.png';
                break;
        }

        Cache::forget($limitKey);
        $resource = new Fractal\Resource\Item($media, new MediaTransformer());
        $res = $this->fractal->createData($resource)->toArray();
        $res['preview_url'] = $media->url(). '?v=' . time();
        $res['url'] = null;
        return $this->json($res, 202);
    }

    /**
     * GET /api/v1/mutes
     *
     *
     * @return AccountTransformer
     */
    public function accountMutes(Request $request)
    {
        abort_if(!$request->user(), 403);

        $this->validate($request, [
            'limit' => 'nullable|integer|min:1|max:40'
        ]);

        $user = $request->user();
        $limit = $request->input('limit', 40);

        $mutes = UserFilter::whereUserId($user->profile_id)
            ->whereFilterableType('App\Profile')
            ->whereFilterType('mute')
            ->orderByDesc('id')
            ->simplePaginate($limit)
            ->pluck('filterable_id')
            ->map(function($id) {
                return AccountService::get($id, true);
            })
            ->filter(function($account) {
                return $account && isset($account['id']);
            })
            ->values();

        return $this->json($mutes);
    }

    /**
     * POST /api/v1/accounts/{id}/mute
     *
     * @param  integer  $id
     *
     * @return RelationshipTransformer
     */
    public function accountMuteById(Request $request, $id)
    {
        abort_if(!$request->user(), 403);

        $user = $request->user();
        $pid = $user->profile_id;

        if(intval($pid) === intval($id)) {
            return $this->json(['error' => 'You cannot mute yourself'], 500);
        }

        $account = Profile::findOrFail($id);

        $count = UserFilterService::muteCount($pid);
        $maxLimit = intval(config('instance.user_filters.max_user_mutes'));
        if($count == 0) {
            $filterCount = UserFilter::whereUserId($pid)
                ->whereFilterType('mute')
                ->get()
                ->map(function($rec) {
                    return AccountService::get($rec->filterable_id, true);
                })
                ->filter(function($account) {
                    return $account && isset($account['id']);
                })
                ->values()
                ->count();
            abort_if($filterCount >= $maxLimit, 422, AccountController::FILTER_LIMIT_MUTE_TEXT . $maxLimit . ' accounts');
        } else {
            abort_if($count >= $maxLimit, 422, AccountController::FILTER_LIMIT_MUTE_TEXT . $maxLimit . ' accounts');
        }

        $filter = UserFilter::firstOrCreate([
            'user_id'         => $pid,
            'filterable_id'   => $account->id,
            'filterable_type' => 'App\Profile',
            'filter_type'     => 'mute',
        ]);

        RelationshipService::refresh($pid, $id);

        $resource = new Fractal\Resource\Item($account, new RelationshipTransformer());
        $res = $this->fractal->createData($resource)->toArray();
        return $this->json($res);
    }

    /**
     * POST /api/v1/accounts/{id}/unmute
     *
     * @param  integer  $id
     *
     * @return RelationshipTransformer
     */
    public function accountUnmuteById(Request $request, $id)
    {
        abort_if(!$request->user(), 403);

        $user = $request->user();
        $pid = $user->profile_id;

        if(intval($pid) === intval($id)) {
            return $this->json(['error' => 'You cannot unmute yourself'], 500);
        }

        $profile = Profile::findOrFail($id);

        $filter = UserFilter::whereUserId($pid)
            ->whereFilterableId($profile->id)
            ->whereFilterableType('App\Profile')
            ->whereFilterType('mute')
            ->first();

        if($filter) {
            $filter->delete();
            UserFilterService::unmute($pid, $profile->id);
            RelationshipService::refresh($pid, $id);
        }

        $resource = new Fractal\Resource\Item($profile, new RelationshipTransformer());
        $res = $this->fractal->createData($resource)->toArray();
        return $this->json($res);
    }

    /**
     * GET /api/v1/notifications
     *
     *
     * @return NotificationTransformer
     */
    public function accountNotifications(Request $request)
    {
        abort_if(!$request->user(), 403);

        $this->validate($request, [
            'limit' => 'nullable|integer|min:1|max:100',
            'min_id' => 'nullable|integer|min:1|max:'.PHP_INT_MAX,
            'max_id' => 'nullable|integer|min:1|max:'.PHP_INT_MAX,
            'since_id' => 'nullable|integer|min:1|max:'.PHP_INT_MAX,
            'types[]' => 'sometimes|array',
            'type' => 'sometimes|string|in:mention,reblog,follow,favourite'
        ]);

        $pid = $request->user()->profile_id;
        $limit = $request->input('limit', 20);

        $since = $request->input('since_id');
        $min = $request->input('min_id');
        $max = $request->input('max_id');

        if(!$since && !$min && !$max) {
            $min = 1;
        }

        $types = $request->input('types');

        $maxId = null;
        $minId = null;
        AccountService::setLastActive($request->user()->id);

        $res = $max ?
            NotificationService::getMaxMastodon($pid, $max, $limit) :
            NotificationService::getMinMastodon($pid, $min ?? $since, $limit);
        $ids = $max ?
            NotificationService::getRankedMaxId($pid, $max, $limit) :
            NotificationService::getRankedMinId($pid, $min ?? $since, $limit);
        if(!empty($ids)) {
            $maxId = max($ids);
            $minId = min($ids);
        }

        if(empty($res)) {
            if(!Cache::has('pf:services:notifications:hasSynced:'.$pid)) {
                Cache::put('pf:services:notifications:hasSynced:'.$pid, 1, 1209600);
                NotificationService::warmCache($pid, 400, true);
            }
        }

        $baseUrl = config('app.url') . '/api/v1/notifications?limit=' . $limit . '&';

        if($minId == $maxId) {
            $minId = null;
        }

        if($maxId) {
            $link = '<'.$baseUrl.'max_id='.$minId.'>; rel="next"';
        }

        if($minId) {
            $link = '<'.$baseUrl.'min_id='.$maxId.'>; rel="prev"';
        }

        if($maxId && $minId) {
            $link = '<'.$baseUrl.'max_id='.$minId.'>; rel="next",<'.$baseUrl.'min_id='.$maxId.'>; rel="prev"';
        }

        $headers = isset($link) ? ['Link' => $link] : [];
        return $this->json($res, 200, $headers);
    }

    /**
     * GET /api/v1/timelines/home
     *
     *
     * @return StatusTransformer
     */
    public function timelineHome(Request $request)
    {
        $this->validate($request,[
            'page'        => 'sometimes|integer|max:40',
            'min_id'      => 'sometimes|integer|min:0|max:' . PHP_INT_MAX,
            'max_id'      => 'sometimes|integer|min:0|max:' . PHP_INT_MAX,
            'limit'       => 'sometimes|integer|min:1|max:40',
            'include_reblogs' => 'sometimes',
        ]);

        $napi = $request->has(self::PF_API_ENTITY_KEY);
        $page = $request->input('page');
        $min = $request->input('min_id');
        $max = $request->input('max_id');
        $limit = $request->input('limit') ?? 20;
        $pid = $request->user()->profile_id;
        $includeReblogs = $request->filled('include_reblogs') ? $request->boolean('include_reblogs') : false;
        $nullFields = $includeReblogs ?
        ['in_reply_to_id'] :
        ['in_reply_to_id', 'reblog_of_id'];
        $inTypes = $includeReblogs ?
        ['photo', 'photo:album', 'video', 'video:album', 'photo:video:album', 'share'] :
        ['photo', 'photo:album', 'video', 'video:album', 'photo:video:album'];
        AccountService::setLastActive($request->user()->id);

        if(config('exp.cached_home_timeline')) {
            $paddedLimit = $includeReblogs ? $limit + 10 : $limit + 50;
            if($min || $max) {
                if($request->has('min_id')) {
                    $res = HomeTimelineService::getRankedMinId($pid, $min ?? 0, $paddedLimit);
                } else {
                    $res = HomeTimelineService::getRankedMaxId($pid, $max ?? 0, $paddedLimit);
                }
            } else {
                $res = HomeTimelineService::get($pid, 0, $paddedLimit);
            }

            if(!$res) {
                $res = Cache::has('pf:services:apiv1:home:cached:coldbootcheck:' . $pid);
                if(!$res) {
                    Cache::set('pf:services:apiv1:home:cached:coldbootcheck:' . $pid, 1, 86400);
                    FeedWarmCachePipeline::dispatchSync($pid);
                    return response()->json([], 206);
                } else {
                    Cache::set('pf:services:apiv1:home:cached:coldbootcheck:' . $pid, 1, 86400);
                    return response()->json([], 206);
                }
            }

            $res = collect($res)
            ->map(function($id) use($napi) {
                return $napi ? StatusService::get($id, false) : StatusService::getMastodon($id, false);
            })
            ->filter(function($res) {
                return $res && isset($res['account']);
            })
            ->filter(function($s) use($includeReblogs) {
                return $includeReblogs ? true : $s['reblog'] == null;
            })
            ->take($limit)
            ->map(function($status) use($pid) {
                if($pid) {
                    $status['favourited'] = (bool) LikeService::liked($pid, $status['id']);
                    $status['reblogged'] = (bool) ReblogService::get($pid, $status['id']);
                    $status['bookmarked'] = (bool) BookmarkService::get($pid, $status['id']);
                }
                return $status;
            })
            ->values();

            $baseUrl = config('app.url') . '/api/v1/timelines/home?limit=' . $limit . '&';
            $minId = $res->map(function($s) {
                return ['id' => $s['id']];
            })->min('id');
            $maxId = $res->map(function($s) {
                return ['id' => $s['id']];
            })->max('id');

            if($minId == $maxId) {
                $minId = null;
            }

            if($maxId) {
                $link = '<'.$baseUrl.'max_id='.$minId.'>; rel="next"';
            }

            if($minId) {
                $link = '<'.$baseUrl.'min_id='.$maxId.'>; rel="prev"';
            }

            if($maxId && $minId) {
                $link = '<'.$baseUrl.'max_id='.$minId.'>; rel="next",<'.$baseUrl.'min_id='.$maxId.'>; rel="prev"';
            }

            $headers = isset($link) ? ['Link' => $link] : [];
            return $this->json($res->toArray(), 200, $headers);
        }

        $following = Cache::remember('profile:following:'.$pid, 1209600, function() use($pid) {
            $following = Follower::whereProfileId($pid)->pluck('following_id');
            return $following->push($pid)->toArray();
        });

        $muted = UserFilterService::mutes($pid);

        if($muted && count($muted)) {
            $following = array_diff($following, $muted);
        }


        if($min || $max) {
            $dir = $min ? '>' : '<';
            $id = $min ?? $max;
            $res = Status::select(
                'id',
                'profile_id',
                'type',
                'visibility',
                'in_reply_to_id',
                'reblog_of_id'
            )
            ->where('id', $dir, $id)
            ->whereNull($nullFields)
            ->whereIntegerInRaw('profile_id', $following)
            ->whereIn('type', $inTypes)
            ->whereIn('visibility',['public', 'unlisted', 'private'])
            ->orderByDesc('id')
            ->take(($limit * 2))
            ->get()
            ->map(function($s) use($pid, $napi) {
                try {
                    $account = $napi ? AccountService::get($s['profile_id'], true) : AccountService::getMastodon($s['profile_id'], true);
                    if(!$account) {
                        return false;
                    }
                    $status = $napi ? StatusService::get($s['id'], false) : StatusService::getMastodon($s['id'], false);
                    if(!$status || !isset($status['account']) || !isset($status['account']['id'])) {
                        return false;
                    }
                } catch(\Exception $e) {
                    return false;
                }

                $status['account'] = $account;

                if($pid) {
                    $status['favourited'] = (bool) LikeService::liked($pid, $s['id']);
                    $status['reblogged'] = (bool) ReblogService::get($pid, $status['id']);
                    $status['bookmarked'] = (bool) BookmarkService::get($pid, $status['id']);
                }
                return $status;
            })
            ->filter(function($status) {
                return $status && isset($status['account']);
            })
            ->map(function($status) use($pid) {
                if(!empty($status['reblog'])) {
                    $status['reblog']['favourited'] = (bool) LikeService::liked($pid, $status['reblog']['id']);
                    $status['reblog']['reblogged'] = (bool) ReblogService::get($pid, $status['reblog']['id']);
                    $status['bookmarked'] = (bool) BookmarkService::get($pid, $status['id']);
                }

                return $status;
            })
            ->take($limit)
            ->values();
        } else {
            $res = Status::select(
                'id',
                'profile_id',
                'type',
                'visibility',
                'in_reply_to_id',
                'reblog_of_id',
            )
            ->whereNull($nullFields)
            ->whereIntegerInRaw('profile_id', $following)
            ->whereIn('type', $inTypes)
            ->whereIn('visibility',['public', 'unlisted', 'private'])
            ->orderByDesc('id')
            ->take(($limit * 2))
            ->get()
            ->map(function($s) use($pid, $napi) {
                try {
                    $account = $napi ? AccountService::get($s['profile_id'], true) : AccountService::getMastodon($s['profile_id'], true);
                    if(!$account) {
                        return false;
                    }
                    $status = $napi ? StatusService::get($s['id'], false) : StatusService::getMastodon($s['id'], false);
                    if(!$status || !isset($status['account']) || !isset($status['account']['id'])) {
                        return false;
                    }
                } catch(\Exception $e) {
                    return false;
                }

                $status['account'] = $account;

                if($pid) {
                    $status['favourited'] = (bool) LikeService::liked($pid, $s['id']);
                    $status['reblogged'] = (bool) ReblogService::get($pid, $status['id']);
                    $status['bookmarked'] = (bool) BookmarkService::get($pid, $status['id']);
                }
                return $status;
            })
            ->filter(function($status) {
                return $status && isset($status['account']);
            })
            ->map(function($status) use($pid) {
                if(!empty($status['reblog'])) {
                    $status['reblog']['favourited'] = (bool) LikeService::liked($pid, $status['reblog']['id']);
                    $status['reblog']['reblogged'] = (bool) ReblogService::get($pid, $status['reblog']['id']);
                    $status['bookmarked'] = (bool) BookmarkService::get($pid, $status['id']);
                }

                return $status;
            })
            ->take($limit)
            ->values();
        }

        $baseUrl = config('app.url') . '/api/v1/timelines/home?limit=' . $limit . '&';
        $minId = $res->map(function($s) {
            return ['id' => $s['id']];
        })->min('id');
        $maxId = $res->map(function($s) {
            return ['id' => $s['id']];
        })->max('id');

        if($minId == $maxId) {
            $minId = null;
        }

        if($maxId) {
            $link = '<'.$baseUrl.'max_id='.$minId.'>; rel="next"';
        }

        if($minId) {
            $link = '<'.$baseUrl.'min_id='.$maxId.'>; rel="prev"';
        }

        if($maxId && $minId) {
            $link = '<'.$baseUrl.'max_id='.$minId.'>; rel="next",<'.$baseUrl.'min_id='.$maxId.'>; rel="prev"';
        }

        $headers = isset($link) ? ['Link' => $link] : [];
        return $this->json($res->toArray(), 200, $headers);
    }

    /**
     * GET /api/v1/timelines/public
     *
     *
     * @return StatusTransformer
     */
    public function timelinePublic(Request $request)
    {
        $this->validate($request,[
          'min_id'      => 'nullable|integer|min:0|max:' . PHP_INT_MAX,
          'max_id'      => 'nullable|integer|min:0|max:' . PHP_INT_MAX,
          'limit'       => 'nullable|integer|max:100',
          'remote'      => 'sometimes',
          'local'       => 'sometimes'
        ]);

        $napi = $request->has(self::PF_API_ENTITY_KEY);
        $min = $request->input('min_id');
        $max = $request->input('max_id');
        $limit = $request->input('limit') ?? 20;
        $user = $request->user();

        $remote = $request->has('remote');
        $local = $request->has('local');
        $userRoleKey = $remote ? 'can-view-network-feed' : 'can-view-public-feed';
        if($user->has_roles && !UserRoleService::can($userRoleKey, $user->id)) {
            return [];
        }
        $filtered = $user ? UserFilterService::filters($user->profile_id) : [];
        AccountService::setLastActive($user->id);
        $domainBlocks = UserFilterService::domainBlocks($user->profile_id);

        if($remote && config('instance.timeline.network.cached')) {
            Cache::remember('api:v1:timelines:network:cache_check', 10368000, function() {
                if(NetworkTimelineService::count() == 0) {
                    NetworkTimelineService::warmCache(true, config('instance.timeline.network.cache_dropoff'));
                }
            });

            if ($max) {
                $feed = NetworkTimelineService::getRankedMaxId($max, $limit + 5);
            } else if ($min) {
                $feed = NetworkTimelineService::getRankedMinId($min, $limit + 5);
            } else {
                $feed = NetworkTimelineService::get(0, $limit + 5);
            }
        }

        if($local || !$remote && !$local) {
            Cache::remember('api:v1:timelines:public:cache_check', 10368000, function() {
                if(PublicTimelineService::count() == 0) {
                    PublicTimelineService::warmCache(true, 400);
                }
            });

            if ($max) {
                $feed = PublicTimelineService::getRankedMaxId($max, $limit + 5);
            } else if ($min) {
                $feed = PublicTimelineService::getRankedMinId($min, $limit + 5);
            } else {
                $feed = PublicTimelineService::get(0, $limit + 5);
            }
        }

        $res = collect($feed)
        ->filter(function($k) use($min, $max) {
            if(!$min && !$max) {
                return true;
            }

            if($min) {
                return $min != $k;
            }

            if($max) {
                return $max != $k;
            }
        })
        ->map(function($k) use($user, $napi) {
            try {
                $status = $napi ? StatusService::get($k) : StatusService::getMastodon($k);
                if(!$status || !isset($status['account']) || !isset($status['account']['id'])) {
                    return false;
                }
            } catch(\Exception $e) {
                return false;
            }

            $account = $napi ? AccountService::get($status['account']['id'], true) : AccountService::getMastodon($status['account']['id'], true);
            if(!$account) {
                return false;
            }

            $status['account'] = $account;

            if($user) {
                $status['favourited'] = (bool) LikeService::liked($user->profile_id, $k);
                $status['reblogged'] = (bool) ReblogService::get($user->profile_id, $status['id']);
                $status['bookmarked'] = (bool) BookmarkService::get($user->profile_id, $status['id']);
            }
            return $status;
        })
        ->filter(function($s) use($filtered) {
            return $s && isset($s['account']) && in_array($s['account']['id'], $filtered) == false;
        })
        ->filter(function($s) use($domainBlocks) {
            if(!$domainBlocks || !count($domainBlocks)) {
                return $s;
            }
            $domain = strtolower(parse_url($s['url'], PHP_URL_HOST));
            return !in_array($domain, $domainBlocks);
        })
        ->take($limit)
        ->values();

        $baseUrl = config('app.url') . '/api/v1/timelines/public?limit=' . $limit . '&';
        if($remote) {
            $baseUrl .= 'remote=1&';
        }
        $minId = $res->map(function($s) {
            return ['id' => $s['id']];
        })->min('id');
        $maxId = $res->map(function($s) {
            return ['id' => $s['id']];
        })->max('id');

        if($minId == $maxId) {
            $minId = null;
        }

        if($maxId) {
            $link = '<'.$baseUrl.'max_id='.$minId.'>; rel="next"';
        }

        if($minId) {
            $link = '<'.$baseUrl.'min_id='.$maxId.'>; rel="prev"';
        }

        if($maxId && $minId) {
            $link = '<'.$baseUrl.'max_id='.$minId.'>; rel="next",<'.$baseUrl.'min_id='.$maxId.'>; rel="prev"';
        }

        $headers = isset($link) ? ['Link' => $link] : [];
        return $this->json($res->toArray(), 200, $headers);
    }

    /**
     * GET /api/v1/conversations
     *
     *   Not implemented
     *
     * @return array
     */
    public function conversations(Request $request)
    {
        abort_if(!$request->user(), 403);
        $this->validate($request, [
            'limit' => 'min:1|max:40',
            'scope' => 'nullable|in:inbox,sent,requests'
        ]);

        $limit = $request->input('limit', 20);
        $scope = $request->input('scope', 'inbox');
        $user = $request->user();
        if($user->has_roles && !UserRoleService::can('can-direct-message', $user->id)) {
            return [];
        }
        $pid = $user->profile_id;

        if(config('database.default') == 'pgsql') {
            $dms = DirectMessage::when($scope === 'inbox', function($q, $scope) use($pid) {
                    return $q->whereIsHidden(false)->where('to_id', $pid)->orWhere('from_id', $pid);
                })
                ->when($scope === 'sent', function($q, $scope) use($pid) {
                    return $q->whereFromId($pid)->groupBy(['to_id', 'id']);
                })
                ->when($scope === 'requests', function($q, $scope) use($pid) {
                    return $q->whereToId($pid)->whereIsHidden(true);
                });
        } else {
            $dms = Conversation::when($scope === 'inbox', function($q, $scope) use($pid) {
                return $q->whereIsHidden(false)
                    ->where('to_id', $pid)
                    ->orWhere('from_id', $pid)
                    ->orderByDesc('status_id')
                    ->groupBy(['to_id', 'from_id']);
            })
            ->when($scope === 'sent', function($q, $scope) use($pid) {
                return $q->whereFromId($pid)->groupBy('to_id');
            })
            ->when($scope === 'requests', function($q, $scope) use($pid) {
                return $q->whereToId($pid)->whereIsHidden(true);
            });
        }

        $dms = $dms->orderByDesc('status_id')
            ->simplePaginate($limit)
            ->map(function($dm) use($pid) {
                $from = $pid == $dm->to_id ? $dm->from_id : $dm->to_id;
                $res = [
                    'id' => $dm->id,
                    'unread' => false,
                    'accounts' => [
                        AccountService::getMastodon($from, true)
                    ],
                    'last_status' => StatusService::getDirectMessage($dm->status_id)
                ];
                return $res;
            })
            ->filter(function($dm) {
                if(!$dm || empty($dm['last_status']) || !isset($dm['accounts']) || !count($dm['accounts']) || !isset($dm['accounts'][0]) || !isset($dm['accounts'][0]['id'])) {
                    return false;
                }
                return true;
            })
            ->unique(function($item, $key) {
                return $item['accounts'][0]['id'];
            })
            ->values();

        return $this->json($dms);
    }

    /**
     * GET /api/v1/statuses/{id}
     *
     * @param  integer  $id
     *
     * @return StatusTransformer
     */
    public function statusById(Request $request, $id)
    {
        abort_if(!$request->user(), 403);
        AccountService::setLastActive($request->user()->id);
        $pid = $request->user()->profile_id;

        $res = $request->has(self::PF_API_ENTITY_KEY) ? StatusService::get($id, false) : StatusService::getMastodon($id, false);
        if(!$res || !isset($res['visibility'])) {
            abort(404);
        }

        $scope = $res['visibility'];
        if(!in_array($scope, ['public', 'unlisted'])) {
            if($scope === 'private') {
                if(intval($res['account']['id']) !== intval($pid)) {
                    abort_unless(FollowerService::follows($pid, $res['account']['id']), 403);
                }
            } else {
                abort(400, 'Invalid request');
            }
        }

        if(!empty($res['reblog']) && isset($res['reblog']['id'])) {
            $res['reblog']['favourited'] = (bool) LikeService::liked($pid, $res['reblog']['id']);
            $res['reblog']['reblogged'] = (bool) ReblogService::get($pid, $res['reblog']['id']);
            $res['reblog']['bookmarked'] = BookmarkService::get($pid, $res['reblog']['id']);
        }

        $res['favourited'] = LikeService::liked($pid, $res['id']);
        $res['reblogged'] = ReblogService::get($pid, $res['id']);
        $res['bookmarked'] = BookmarkService::get($pid, $res['id']);

        return $this->json($res);
    }

    /**
     * GET /api/v1/statuses/{id}/context
     *
     * @param  integer  $id
     *
     * @return StatusTransformer
     */
    public function statusContext(Request $request, $id)
    {
        abort_if(!$request->user(), 403);

        $user = $request->user();
        AccountService::setLastActive($user->id);
        $pid = $user->profile_id;
        $status = StatusService::getMastodon($id, false);

        if(!$status || !isset($status['account'])) {
            return response('', 404);
        }

        if(intval($status['account']['id']) !== intval($user->profile_id)) {
            if($status['visibility'] == 'private') {
                if(!FollowerService::follows($user->profile_id, $status['account']['id'])) {
                    return response('', 404);
                }
            } else {
                if(!in_array($status['visibility'], ['public','unlisted'])) {
                    return response('', 404);
                }
            }
        }

        $ancestors = [];
        $descendants = [];

        if($status['in_reply_to_id']) {
            $ancestors[] = StatusService::getMastodon($status['in_reply_to_id'], false);
        }

        if($status['replies_count']) {
            $filters = UserFilterService::filters($pid);

            $descendants = DB::table('statuses')
                ->where('in_reply_to_id', $id)
                ->limit(20)
                ->pluck('id')
                ->map(function($sid) {
                    return StatusService::getMastodon($sid, false);
                })
                ->filter(function($post) use($filters) {
                    return $post && isset($post['account'], $post['account']['id']) && !in_array($post['account']['id'], $filters);
                })
                ->map(function($status) use($pid) {
                    $status['favourited'] = LikeService::liked($pid, $status['id']);
                    $status['reblogged'] = ReblogService::get($pid, $status['id']);
                    return $status;
                })
                ->values();
        }

        $res = [
            'ancestors' => $ancestors,
            'descendants' => $descendants
        ];

        return $this->json($res);
    }

    /**
     * GET /api/v1/statuses/{id}/card
     *
     * @param  integer  $id
     *
     * @return StatusTransformer
     */
    public function statusCard(Request $request, $id)
    {
        abort_if(!$request->user(), 403);
        $res = [];
        return response()->json($res);
    }

    /**
     * GET /api/v1/statuses/{id}/reblogged_by
     *
     * @param  integer  $id
     *
     * @return AccountTransformer
     */
    public function statusRebloggedBy(Request $request, $id)
    {
        abort_if(!$request->user(), 403);

        $this->validate($request, [
            'limit' => 'sometimes|integer|min:1|max:80'
        ]);

        $limit = $request->input('limit', 10);
        $user = $request->user();
        $pid = $user->profile_id;
        $status = Status::findOrFail($id);
        $account = AccountService::get($status->profile_id, true);
        abort_if(!$account, 404);
        $author = intval($status->profile_id) === intval($pid) || $user->is_admin;
        $napi = $request->has(self::PF_API_ENTITY_KEY);

        abort_if(
            !$status->type ||
            !in_array($status->type, ['photo','photo:album', 'photo:video:album', 'reply', 'text', 'video', 'video:album']),
            404,
        );

        if(!$author) {
            if($status->scope == 'private') {
                abort_if(!FollowerService::follows($pid, $status->profile_id), 403);
            } else {
                abort_if(!in_array($status->scope, ['public','unlisted']), 403);
            }

            if($request->has('cursor')) {
                return $this->json([]);
            }
        }

        $res = Status::where('reblog_of_id', $status->id)
        ->orderByDesc('id')
        ->cursorPaginate($limit)
        ->withQueryString();

        if(!$res) {
            return $this->json([]);
        }

        $headers = [];
        if($author && $res->hasPages()) {
            $links = '';
            if($res->onFirstPage()) {
                if($res->nextPageUrl()) {
                    $links = '<' . $res->nextPageUrl() .'>; rel="prev"';
                }
            } else {
                if($res->previousPageUrl()) {
                    $links = '<' . $res->previousPageUrl() .'>; rel="next"';
                }

                if($res->nextPageUrl()) {
                    if(!empty($links)) {
                        $links .= ', ';
                    }
                    $links .= '<' . $res->nextPageUrl() .'>; rel="prev"';
                }
            }

            $headers = ['Link' => $links];
        }

        $res = $res->map(function($status) use($pid, $napi) {
            $account = $napi ? AccountService::get($status->profile_id, true) : AccountService::getMastodon($status->profile_id, true);
            if(!$account) {
                return false;
            }
            if($napi) {
                $account['follows'] = $status->profile_id == $pid ? null : FollowerService::follows($pid, $status->profile_id);
            }
            return $account;
        })
        ->filter(function($account) {
            return $account && isset($account['id']);
        })
        ->values();

        return $this->json($res, 200, $headers);
    }

    /**
     * GET /api/v1/statuses/{id}/favourited_by
     *
     * @param  integer  $id
     *
     * @return AccountTransformer
     */
    public function statusFavouritedBy(Request $request, $id)
    {
        abort_if(!$request->user(), 403);

        $this->validate($request, [
            'limit' => 'nullable|integer|min:1|max:80'
        ]);

        $limit = $request->input('limit', 10);
        $user = $request->user();
        $pid = $user->profile_id;
        $status = Status::findOrFail($id);
        $account = AccountService::get($status->profile_id, true);
        abort_if(!$account, 404);
        $author = intval($status->profile_id) === intval($pid) || $user->is_admin;
        $napi = $request->has(self::PF_API_ENTITY_KEY);

        abort_if(
            !$status->type ||
            !in_array($status->type, ['photo','photo:album', 'photo:video:album', 'reply', 'text', 'video', 'video:album']),
            404,
        );

        if(!$author) {
            if($status->scope == 'private') {
                abort_if(!FollowerService::follows($pid, $status->profile_id), 403);
            } else {
                abort_if(!in_array($status->scope, ['public','unlisted']), 403);
            }

            if($request->has('cursor')) {
                return $this->json([]);
            }
        }

        $res = Like::where('status_id', $status->id)
        ->orderByDesc('id')
        ->cursorPaginate($limit)
        ->withQueryString();

        if(!$res) {
            return $this->json([]);
        }

        $headers = [];
        if($author && $res->hasPages()) {
            $links = '';

            if($res->onFirstPage()) {
                if($res->nextPageUrl()) {
                    $links = '<' . $res->nextPageUrl() .'>; rel="prev"';
                }
            } else {
                if($res->previousPageUrl()) {
                    $links = '<' . $res->previousPageUrl() .'>; rel="next"';
                }

                if($res->nextPageUrl()) {
                    if(!empty($links)) {
                        $links .= ', ';
                    }
                    $links .= '<' . $res->nextPageUrl() .'>; rel="prev"';
                }
            }

            $headers = ['Link' => $links];
        }

        $res = $res->map(function($like) use($pid, $napi) {
            $account = $napi ? AccountService::get($like->profile_id, true) : AccountService::getMastodon($like->profile_id, true);
            if(!$account) {
                return false;
            }

            if($napi) {
                $account['follows'] = $like->profile_id == $pid ? null : FollowerService::follows($pid, $like->profile_id);
            }
            return $account;
        })
        ->filter(function($account) {
            return $account && isset($account['id']);
        })
        ->values();

        return $this->json($res, 200, $headers);
    }

    /**
     * POST /api/v1/statuses
     *
     *
     * @return StatusTransformer
     */
    public function statusCreate(Request $request)
    {
        abort_if(!$request->user(), 403);

        $this->validate($request, [
            'status' => 'nullable|string',
            'in_reply_to_id' => 'nullable',
            'media_ids' => 'sometimes|array|max:' . config_cache('pixelfed.max_album_length'),
            'sensitive' => 'nullable',
            'visibility' => 'string|in:private,unlisted,public',
            'spoiler_text' => 'sometimes|max:140',
            'place_id' => 'sometimes|integer|min:1|max:128769',
            'collection_ids' => 'sometimes|array|max:3',
            'comments_disabled' => 'sometimes|boolean',
        ]);

        if($request->hasHeader('idempotency-key')) {
            $key = 'pf:api:v1:status:idempotency-key:' . $request->user()->id . ':' . hash('sha1', $request->header('idempotency-key'));
            $exists = Cache::has($key);
            abort_if($exists, 400, 'Duplicate idempotency key.');
            Cache::put($key, 1, 3600);
        }

        if(config('costar.enabled') == true) {
            $blockedKeywords = config('costar.keyword.block');
            if($blockedKeywords !== null && $request->status) {
                $keywords = config('costar.keyword.block');
                foreach($keywords as $kw) {
                    if(Str::contains($request->status, $kw) == true) {
                        abort(400, 'Invalid object. Contains banned keyword.');
                    }
                }
            }
        }

        if(!$request->filled('media_ids') && !$request->filled('in_reply_to_id')) {
            abort(403, 'Empty statuses are not allowed');
        }

        $ids = $request->input('media_ids');
        $in_reply_to_id = $request->input('in_reply_to_id');

        $user = $request->user();

        if($user->has_roles) {
            if($in_reply_to_id != null) {
                abort_if(!UserRoleService::can('can-comment', $user->id), 403, 'Invalid permissions for this action');
            } else {
                abort_if(!UserRoleService::can('can-post', $user->id), 403, 'Invalid permissions for this action');
            }
        }

        $profile = $user->profile;

        $limitKey = 'compose:rate-limit:store:' . $user->id;
        $limitTtl = now()->addMinutes(15);
        $limitReached = Cache::remember($limitKey, $limitTtl, function() use($user) {
            $dailyLimit = Status::whereProfileId($user->profile_id)
                ->whereNull('in_reply_to_id')
                ->whereNull('reblog_of_id')
                ->where('created_at', '>', now()->subDays(1))
                ->count();

            return $dailyLimit >= 1000;
        });

        abort_if($limitReached == true, 429);

        $visibility = $profile->is_private ? 'private' : (
            $profile->unlisted == true &&
            $request->input('visibility', 'public') == 'public' ?
            'unlisted' :
            $request->input('visibility', 'public'));

        if($user->last_active_at == null) {
            return [];
        }

        $content = strip_tags($request->input('status'));
        $rendered = Autolink::create()->autolink($content);
        $cw = $user->profile->cw == true ? true : $request->input('sensitive', false);
        $spoilerText = $cw && $request->filled('spoiler_text') ? $request->input('spoiler_text') : null;

        if($in_reply_to_id) {
            $parent = Status::findOrFail($in_reply_to_id);
            if($parent->comments_disabled) {
                return $this->json("Comments have been disabled on this post", 422);
            }
            $blocks = UserFilterService::blocks($parent->profile_id);
            abort_if(in_array($profile->id, $blocks), 422, 'Cannot reply to this post at this time.');

            $status = new Status;
            $status->caption = $content;
            $status->rendered = $rendered;
            $status->scope = $visibility;
            $status->visibility = $visibility;
            $status->profile_id = $user->profile_id;
            $status->is_nsfw = $cw;
            $status->cw_summary = $spoilerText;
            $status->in_reply_to_id = $parent->id;
            $status->in_reply_to_profile_id = $parent->profile_id;
            $status->save();
            StatusService::del($parent->id);
            Cache::forget('status:replies:all:' . $parent->id);
        }

        if($ids) {
            if(Media::whereUserId($user->id)
                ->whereNull('status_id')
                ->find($ids)
                ->count() == 0
            ) {
                abort(400, 'Invalid media_ids');
            }

            if(!$in_reply_to_id) {
                $status = new Status;
                $status->caption = $content;
                $status->rendered = $rendered;
                $status->profile_id = $user->profile_id;
                $status->is_nsfw = $cw;
                $status->cw_summary = $spoilerText;
                $status->scope = 'draft';
                $status->visibility = 'draft';
                if($request->has('place_id')) {
                    $status->place_id = $request->input('place_id');
                }
                $status->save();
            }

            $mimes = [];

            foreach($ids as $k => $v) {
                if($k + 1 > config_cache('pixelfed.max_album_length')) {
                    continue;
                }
                $m = Media::whereUserId($user->id)->whereNull('status_id')->findOrFail($v);
                if($m->profile_id !== $user->profile_id || $m->status_id) {
                    abort(403, 'Invalid media id');
                }
                $m->order = $k + 1;
                $m->status_id = $status->id;
                $m->save();
                array_push($mimes, $m->mime);
            }

            if(empty($mimes)) {
                $status->delete();
                abort(400, 'Invalid media ids');
            }

            if($request->has('comments_disabled') && $request->input('comments_disabled')) {
                $status->comments_disabled = true;
            }

            $status->scope = $visibility;
            $status->visibility = $visibility;
            $status->type = StatusController::mimeTypeCheck($mimes);
            $status->save();
        }

        if(!$status) {
            abort(500, 'An error occured.');
        }

        NewStatusPipeline::dispatch($status);
        if($status->in_reply_to_id) {
            CommentPipeline::dispatch($parent, $status);
        }
        Cache::forget('user:account:id:'.$user->id);
        Cache::forget('_api:statuses:recent_9:'.$user->profile_id);
        Cache::forget('profile:status_count:'.$user->profile_id);
        Cache::forget($user->storageUsedKey());
        Cache::forget('profile:embed:' . $status->profile_id);
        Cache::forget($limitKey);

        if($request->has('collection_ids') && $ids) {
            $collections = Collection::whereProfileId($user->profile_id)
                ->find($request->input('collection_ids'))
                ->each(function($collection) use($status) {
                    $count = $collection->items()->count();
                    $item = CollectionItem::firstOrCreate([
                        'collection_id' => $collection->id,
                        'object_type'   => 'App\Status',
                        'object_id'     => $status->id
                    ],[
                        'order'         => $count,
                    ]);

                    CollectionService::addItem(
                        $collection->id,
                        $status->id,
                        $count
                    );
                    $collection->updated_at = now();
                    $collection->save();
                    CollectionService::setCollection($collection->id, $collection);
                });
        }

        $res = StatusService::getMastodon($status->id, false);
        $res['favourited'] = false;
        $res['language'] = 'en';
        $res['bookmarked'] = false;
        $res['card'] = null;
        return $this->json($res);
    }

    /**
     * DELETE /api/v1/statuses
     *
     * @param  integer  $id
     *
     * @return null
     */
    public function statusDelete(Request $request, $id)
    {
        abort_if(!$request->user(), 403);
        AccountService::setLastActive($request->user()->id);
        $status = Status::whereProfileId($request->user()->profile->id)
        ->findOrFail($id);

        $resource = new Fractal\Resource\Item($status, new StatusTransformer());

        Cache::forget('profile:status_count:'.$status->profile_id);
        StatusDelete::dispatch($status);

        $res = $this->fractal->createData($resource)->toArray();
        $res['text'] = $res['content'];
        unset($res['content']);

        return $this->json($res);
    }

    /**
     * POST /api/v1/statuses/{id}/reblog
     *
     * @param  integer  $id
     *
     * @return StatusTransformer
     */
    public function statusShare(Request $request, $id)
    {
        abort_if(!$request->user(), 403);

        $user = $request->user();
        abort_if($user->has_roles && !UserRoleService::can('can-share', $user->id), 403, 'Invalid permissions for this action');
        AccountService::setLastActive($user->id);
        $status = Status::whereScope('public')->findOrFail($id);

        if(intval($status->profile_id) !== intval($user->profile_id)) {
            if($status->scope == 'private') {
                abort_if(!FollowerService::follows($user->profile_id, $status->profile_id), 403);
            } else {
                abort_if(!in_array($status->scope, ['public','unlisted']), 403);
            }

            $blocks = UserFilterService::blocks($status->profile_id);
            if($blocks && in_array($user->profile_id, $blocks)) {
                abort(422);
            }
        }

        $share = Status::firstOrCreate([
            'profile_id' => $user->profile_id,
            'reblog_of_id' => $status->id,
            'type' => 'share',
            'in_reply_to_profile_id' => $status->profile_id,
            'scope' => 'public',
            'visibility' => 'public'
        ]);

        SharePipeline::dispatch($share)->onQueue('low');

        StatusService::del($status->id);
        ReblogService::add($user->profile_id, $status->id);
        $res = StatusService::getMastodon($status->id);
        $res['reblogged'] = true;

        return $this->json($res);
    }

    /**
     * POST /api/v1/statuses/{id}/unreblog
     *
     * @param  integer  $id
     *
     * @return StatusTransformer
     */
    public function statusUnshare(Request $request, $id)
    {
        abort_if(!$request->user(), 403);

        $user = $request->user();
        abort_if($user->has_roles && !UserRoleService::can('can-share', $user->id), 403, 'Invalid permissions for this action');
        AccountService::setLastActive($user->id);
        $status = Status::whereScope('public')->findOrFail($id);

        if(intval($status->profile_id) !== intval($user->profile_id)) {
            if($status->scope == 'private') {
                abort_if(!FollowerService::follows($user->profile_id, $status->profile_id), 403);
            } else {
                abort_if(!in_array($status->scope, ['public','unlisted']), 403);
            }
        }

        $reblog = Status::whereProfileId($user->profile_id)
          ->whereReblogOfId($status->id)
          ->first();

        if(!$reblog) {
            $res = StatusService::getMastodon($status->id);
            $res['reblogged'] = false;
            return $this->json($res);
        }

        UndoSharePipeline::dispatch($reblog)->onQueue('low');
        ReblogService::del($user->profile_id, $status->id);

        $res = StatusService::getMastodon($status->id);
        $res['reblogged'] = false;

        return $this->json($res);
    }

    /**
     * GET /api/v1/timelines/tag/{hashtag}
     *
     * @param  string  $hashtag
     *
     * @return StatusTransformer
     */
    public function timelineHashtag(Request $request, $hashtag)
    {
        abort_if(!$request->user(), 403);

        $this->validate($request,[
          'page'        => 'nullable|integer|max:40',
          'min_id'      => 'nullable|integer|min:0|max:' . PHP_INT_MAX,
          'max_id'      => 'nullable|integer|min:0|max:' . PHP_INT_MAX,
          'limit'       => 'nullable|integer|max:100',
          'only_media'  => 'sometimes|boolean',
          '_pe'         => 'sometimes'
        ]);

        $user = $request->user();
        abort_if(
            $user->has_roles && !UserRoleService::can('can-view-hashtag-feed', $user->id),
            403,
            'Invalid permissions for this action'
        );

        if(config('database.default') === 'pgsql') {
            $tag = Hashtag::where('name', 'ilike', $hashtag)
                ->orWhere('slug', 'ilike', $hashtag)
                ->first();
        } else {
            $tag = Hashtag::whereName($hashtag)
              ->orWhere('slug', $hashtag)
              ->first();
        }

        if(!$tag) {
            return response()->json([]);
        }

        if($tag->is_banned == true) {
            return $this->json([]);
        }

        $min = $request->input('min_id');
        $max = $request->input('max_id');
        $limit = $request->input('limit', 20);
        $onlyMedia = $request->input('only_media', true);
        $pe = $request->has(self::PF_API_ENTITY_KEY);
        $pid = $request->user()->profile_id;

        if($min || $max) {
            $minMax = SnowflakeService::byDate(now()->subMonths(6));
            if($min && intval($min) < $minMax) {
                return [];
            }
            if($max && intval($max) < $minMax) {
                return [];
            }
        }

        $filters = UserFilterService::filters($pid);
        $domainBlocks = UserFilterService::domainBlocks($pid);

        if(!$min && !$max) {
            $id = 1;
            $dir = '>';
        } else {
            $dir = $min ? '>' : '<';
            $id = $min ?? $max;
        }

        $res = StatusHashtag::whereHashtagId($tag->id)
            ->whereStatusVisibility('public')
            ->where('status_id', $dir, $id)
            ->orderBy('status_id', 'desc')
            ->limit($limit)
            ->pluck('status_id')
            ->map(function ($i) use($pe) {
                return $pe ? StatusService::get($i) : StatusService::getMastodon($i);
            })
            ->filter(function($i) use($onlyMedia) {
                if(!$i) {
                    return false;
                }
                if($onlyMedia && !isset($i['media_attachments']) || !count($i['media_attachments'])) {
                    return false;
                }
                return $i && isset($i['account'], $i['url']);
            })
            ->filter(function($i) use($filters, $domainBlocks) {
                $domain = strtolower(parse_url($i['url'], PHP_URL_HOST));
                return !in_array($i['account']['id'], $filters) && !in_array($domain, $domainBlocks);
            })
            ->values()
            ->toArray();

        return $this->json($res);
    }

    /**
     * GET /api/v1/bookmarks
     *
     *
     *
     * @return StatusTransformer
     */
    public function bookmarks(Request $request)
    {
        abort_if(!$request->user(), 403);

        $this->validate($request, [
            'limit' => 'nullable|integer|min:1|max:40',
            'max_id' => 'nullable|integer|min:0',
            'since_id' => 'nullable|integer|min:0',
            'min_id' => 'nullable|integer|min:0'
        ]);

        $pe = $request->has('_pe');
        $pid = $request->user()->profile_id;
        $limit = $request->input('limit') ?? 20;
        $max_id = $request->input('max_id');
        $since_id = $request->input('since_id');
        $min_id = $request->input('min_id');

        $dir = $min_id ? '>' : '<';
        $id = $min_id ?? $max_id;

        $bookmarkQuery = Bookmark::whereProfileId($pid)
            ->orderByDesc('id')
            ->cursorPaginate($limit);

        $bookmarks = $bookmarkQuery->map(function($bookmark) use($pid, $pe) {
                $status = $pe ? StatusService::get($bookmark->status_id, false) : StatusService::getMastodon($bookmark->status_id, false);

                if($status) {
                    $status['bookmarked'] = true;
                    $status['favourited'] = LikeService::liked($pid, $status['id']);
                    $status['reblogged'] = ReblogService::get($pid, $status['id']);
                }
                return $status;
            })
            ->filter()
            ->values()
            ->toArray();

        $links = null;
        $headers = [];

        if($bookmarkQuery->nextCursor()) {
            $links .= '<'.$bookmarkQuery->nextPageUrl().'&limit='.$limit.'>; rel="next"';
        }

        if($bookmarkQuery->previousCursor()) {
            if($links != null) {
                $links .= ', ';
            }
            $links .= '<'.$bookmarkQuery->previousPageUrl().'&limit='.$limit.'>; rel="prev"';
        }

        if($links) {
            $headers = ['Link' => $links];
        }

        return $this->json($bookmarks, 200, $headers);
    }

    /**
     * POST /api/v1/statuses/{id}/bookmark
     *
     *
     *
     * @return StatusTransformer
     */
    public function bookmarkStatus(Request $request, $id)
    {
        abort_if(!$request->user(), 403);

        $status = Status::findOrFail($id);
        $pid = $request->user()->profile_id;

        abort_if($user->has_roles && !UserRoleService::can('can-bookmark', $user->id), 403, 'Invalid permissions for this action');
        abort_if($status->in_reply_to_id || $status->reblog_of_id, 404);
        abort_if(!in_array($status->scope, ['public', 'unlisted', 'private']), 404);
        abort_if(!in_array($status->type, ['photo','photo:album', 'video', 'video:album', 'photo:video:album']), 404);

        if($status->scope == 'private') {
            abort_if(
                $pid !== $status->profile_id && !FollowerService::follows($pid, $status->profile_id),
                404,
                'Error: You cannot bookmark private posts from accounts you do not follow.'
            );
        }

        Bookmark::firstOrCreate([
            'status_id' => $status->id,
            'profile_id' => $pid
        ]);

        BookmarkService::add($pid, $status->id);

        $res = StatusService::getMastodon($status->id, false);
        $res['bookmarked'] = true;

        return $this->json($res);
    }

    /**
     * POST /api/v1/statuses/{id}/unbookmark
     *
     *
     *
     * @return StatusTransformer
     */
    public function unbookmarkStatus(Request $request, $id)
    {
        abort_if(!$request->user(), 403);

        $status = Status::findOrFail($id);
        $pid = $request->user()->profile_id;

        abort_if($user->has_roles && !UserRoleService::can('can-bookmark', $user->id), 403, 'Invalid permissions for this action');
        abort_if($status->in_reply_to_id || $status->reblog_of_id, 404);
        abort_if(!in_array($status->scope, ['public', 'unlisted', 'private']), 404);
        abort_if(!in_array($status->type, ['photo','photo:album', 'video', 'video:album', 'photo:video:album']), 404);

        $bookmark = Bookmark::whereStatusId($status->id)
            ->whereProfileId($pid)
            ->first();

        if($bookmark) {
            BookmarkService::del($pid, $status->id);
            $bookmark->delete();
        }
        $res = StatusService::getMastodon($status->id, false);
        $res['bookmarked'] = false;

        return $this->json($res);
    }

    /**
     * GET /api/v1/discover/posts
     *
     *
     * @return array
     */
    public function discoverPosts(Request $request)
    {
        abort_if(!$request->user(), 403);

        $this->validate($request, [
            'limit' => 'integer|min:1|max:40'
        ]);

        $limit = $request->input('limit', 40);
        $pid = $request->user()->profile_id;
        $filters = UserFilterService::filters($pid);
        $forYou = DiscoverService::getForYou();
        $posts = $forYou->take(50)->map(function($post) {
            return StatusService::getMastodon($post);
        })
        ->filter(function($post) use($filters) {
            return $post &&
                isset($post['account']) &&
                isset($post['account']['id']) &&
                !in_array($post['account']['id'], $filters);
        })
        ->take(12)
        ->values();
        return $this->json(compact('posts'));
    }

    /**
    * GET /api/v2/statuses/{id}/replies
    *
    *
    * @return array
    */
    public function statusReplies(Request $request, $id)
    {
        abort_if(!$request->user(), 403);

        $this->validate($request, [
            'limit' => 'int|min:1|max:10',
            'sort' => 'in:all,newest,popular'
        ]);

        $limit = $request->input('limit', 3);
        $pid = $request->user()->profile_id;
        $status = StatusService::getMastodon($id, false);

        abort_if(!$status, 404);

        if($status['visibility'] == 'private') {
            if($pid != $status['account']['id']) {
                abort_unless(FollowerService::follows($pid, $status['account']['id']), 404);
            }
        }

        $sortBy = $request->input('sort', 'all');

        if($sortBy == 'all' && isset($status['replies_count']) && $status['replies_count'] && $request->has('refresh_cache')) {
            if(!Cache::has('status:replies:all-rc:' . $id)) {
                Cache::forget('status:replies:all:' . $id);
                Cache::put('status:replies:all-rc:' . $id, true, 300);
            }
        }

        if($sortBy == 'all' && !$request->has('cursor')) {
            $ids = Cache::remember('status:replies:all:' . $id, 3600, function() use($id) {
                return DB::table('statuses')
                    ->where('in_reply_to_id', $id)
                    ->orderBy('id')
                    ->cursorPaginate(3);
            });
        } else {
            $ids = DB::table('statuses')
                ->where('in_reply_to_id', $id)
                ->when($sortBy, function($q, $sortBy) {
                    if($sortBy === 'all') {
                        return $q->orderBy('id');
                    }

                    if($sortBy === 'newest') {
                        return $q->orderByDesc('created_at');
                    }

                    if($sortBy === 'popular') {
                        return $q->orderByDesc('likes_count');
                    }
                })
                ->cursorPaginate($limit);
        }

        $filters = UserFilterService::filters($pid);
        $data = $ids->filter(function($post) use($filters) {
            return !in_array($post->profile_id, $filters);
        })
        ->map(function($post) use($pid) {
            $status = StatusService::get($post->id, false);

            if(!$status || !isset($status['id'])) {
                return false;
            }

            $status['favourited'] = LikeService::liked($pid, $post->id);
            return $status;
        })
        ->map(function($post) {
            if(isset($post['account']) && isset($post['account']['id'])) {
                $account = AccountService::get($post['account']['id'], true);
                $post['account'] = $account;
            }
            return $post;
        })
        ->filter(function($post) {
            return $post && isset($post['id']) && isset($post['account']) && isset($post['account']['id']);
        })
        ->values();

        $res = [
            'data' => $data,
            'next' => $ids->nextPageUrl()
        ];

        return $this->json($res);
    }

    /**
    * GET /api/v2/statuses/{id}/state
    *
    *
    * @return array
    */
    public function statusState(Request $request, $id)
    {
        abort_if(!$request->user(), 403);

        $status = Status::findOrFail($id);
        $pid = $request->user()->profile_id;
        abort_if(!in_array($status->scope, ['public', 'unlisted', 'private']), 404);

        return $this->json(StatusService::getState($status->id, $pid));
    }

    /**
    * GET /api/v1.1/discover/accounts/popular
    *
    *
    * @return array
    */
    public function discoverAccountsPopular(Request $request)
    {
        abort_if(!$request->user(), 403);

        $pid = $request->user()->profile_id;

        $ids = Cache::remember('api:v1.1:discover:accounts:popular', 3600, function() {
            return DB::table('profiles')
            ->where('is_private', false)
            ->whereNull('status')
            ->orderByDesc('profiles.followers_count')
            ->limit(30)
            ->get();
        });
        $filters = UserFilterService::filters($pid);
        $ids = $ids->map(function($profile) {
            return AccountService::get($profile->id, true);
        })
        ->filter(function($profile) use($pid) {
            return $profile && isset($profile['id'], $profile['locked']) && !$profile['locked'];
        })
        ->filter(function($profile) use($pid) {
            return $profile['id'] != $pid;
        })
        ->filter(function($profile) use($pid) {
            return !FollowerService::follows($pid, $profile['id'], true);
        })
        ->filter(function($profile) use($filters) {
            return !in_array($profile['id'], $filters);
        })
        ->take(16)
        ->values();

        return $this->json($ids);
    }

    /**
    * GET /api/v1/preferences
    *
    *
    * @return array
    */
    public function getPreferences(Request $request)
    {
        abort_if(!$request->user(), 403);

        $pid = $request->user()->profile_id;
        $account = AccountService::get($pid);

        return $this->json([
            'posting:default:visibility'        =>  $account['locked'] ? 'private' : 'public',
            'posting:default:sensitive'         =>  false,
            'posting:default:language'          =>  null,
            'reading:expand:media'              =>  'default',
            'reading:expand:spoilers'           =>  false
        ]);
    }

    /**
    * GET /api/v1/trends
    *
    *
    * @return array
    */
    public function getTrends(Request $request)
    {
        abort_if(!$request->user(), 403);

        return $this->json([]);
    }

    /**
    * GET /api/v1/announcements
    *
    *
    * @return array
    */
    public function getAnnouncements(Request $request)
    {
        abort_if(!$request->user(), 403);

        return $this->json([]);
    }

    /**
    * GET /api/v1/markers
    *
    *
    * @return array
    */
    public function getMarkers(Request $request)
    {
        abort_if(!$request->user(), 403);

        $type = $request->input('timeline');
        if(is_array($type)) {
            $type = $type[0];
        }
        if(!$type || !in_array($type, ['home', 'notifications'])) {
            return $this->json([]);
        }
        $pid = $request->user()->profile_id;
        return $this->json(MarkerService::get($pid, $type));
    }

    /**
    * POST /api/v1/markers
    *
    *
    * @return array
    */
    public function setMarkers(Request $request)
    {
        abort_if(!$request->user(), 403);

        $pid = $request->user()->profile_id;
        $home = $request->input('home[last_read_id]');
        $notifications = $request->input('notifications[last_read_id]');

        if($home) {
            return $this->json(MarkerService::set($pid, 'home', $home));
        }

        if($notifications) {
            return $this->json(MarkerService::set($pid, 'notifications', $notifications));
        }

        return $this->json([]);
    }
}