mod bookmark;
mod database;
mod history;
mod home;
mod reload;
mod request;
mod widget;

use bookmark::Bookmark;
use history::History;
use home::Home;
use reload::Reload;
use request::Request;
use widget::Widget;

use crate::app::browser::window::tab::item::Action as TabAction;
use crate::app::browser::window::Action as WindowAction;
use crate::app::browser::Action as BrowserAction;
use crate::Profile;
use gtk::prelude::EditableExt;
use sqlite::Transaction;
use std::rc::Rc;

pub struct Navigation {
    pub bookmark: Rc<Bookmark>,
    pub history: Rc<History>,
    pub home: Rc<Home>,
    pub profile: Rc<Profile>,
    pub reload: Rc<Reload>,
    pub request: Rc<Request>,
    pub widget: Rc<Widget>,
}

impl Navigation {
    pub fn new(
        profile: Rc<Profile>,
        action: (Rc<BrowserAction>, Rc<WindowAction>, Rc<TabAction>),
    ) -> Self {
        // Init components
        let home = Rc::new(Home::new(action.1.clone()));
        let history = Rc::new(History::new(action.1.clone()));
        let reload = Rc::new(Reload::new(action.1.clone()));
        let request = Rc::new(Request::new((action.0, action.2)));
        let bookmark = Rc::new(Bookmark::new(action.1));

        // Init widget
        let widget = Rc::new(Widget::new(
            &home.widget.gobject,
            &history.widget.gobject,
            &reload.widget.gobject,
            &request.widget.entry,
            &bookmark.widget.gobject,
        ));

        // Done
        Self {
            bookmark,
            history,
            home,
            profile,
            reload,
            request,
            widget,
        }
    }

    // Actions

    pub fn update(&self, progress_fraction: Option<f64>) {
        let request_text = self.request.widget.entry.text();

        self.bookmark
            .update(self.profile.bookmark.get(&request_text).is_ok());
        self.history.update();
        self.home.update(&self.request.strip_prefix());
        self.reload.update(!request_text.is_empty());
        self.request.update(
            progress_fraction,
            self.profile
                .identity
                .gemini
                .auth
                .memory
                .match_scope(&request_text)
                .is_some(),
        );
    }

    pub fn clean(
        &self,
        transaction: &Transaction,
        app_browser_window_tab_item_page_id: &i64,
    ) -> Result<(), String> {
        match database::select(transaction, app_browser_window_tab_item_page_id) {
            Ok(records) => {
                for record in records {
                    match database::delete(transaction, &record.id) {
                        Ok(_) => {
                            // Delegate clean action to the item childs
                            self.request.clean(transaction, &record.id)?;
                        }
                        Err(e) => return Err(e.to_string()),
                    }
                }
            }
            Err(e) => return Err(e.to_string()),
        }

        Ok(())
    }

    pub fn restore(
        &self,
        transaction: &Transaction,
        app_browser_window_tab_item_page_id: &i64,
    ) -> Result<(), String> {
        match database::select(transaction, app_browser_window_tab_item_page_id) {
            Ok(records) => {
                for record in records {
                    // Delegate restore action to the item childs
                    self.request.restore(transaction, &record.id)?;
                }
            }
            Err(e) => return Err(e.to_string()),
        }

        Ok(())
    }

    pub fn save(
        &self,
        transaction: &Transaction,
        app_browser_window_tab_item_page_id: &i64,
    ) -> Result<(), String> {
        match database::insert(transaction, app_browser_window_tab_item_page_id) {
            Ok(_) => {
                let id = database::last_insert_id(transaction);

                // Delegate save action to childs
                self.request.save(transaction, &id)?;
            }
            Err(e) => return Err(e.to_string()),
        }

        Ok(())
    }
}

// Tools
pub fn migrate(tx: &Transaction) -> Result<(), String> {
    // Migrate self components
    if let Err(e) = database::init(tx) {
        return Err(e.to_string());
    }

    // Delegate migration to childs
    request::migrate(tx)?;

    // Success
    Ok(())
}