implement proxy settings dialog (rules tab)

src/profile/proxy/database.rs

@@ -2,6 +2,7 @@ mod ignore;
 mod rule;
 
 use anyhow::Result;
+use gtk::glib::DateTime;
 use ignore::Ignore;
 use r2d2::Pool;
 use r2d2_sqlite::SqliteConnectionManager;
@@ -34,6 +35,44 @@ impl Database {
     }
 
     // Setters
+
+    pub fn clean_rules(&self, keep_id: Vec<i64>) -> Result<()> {
+        let mut c = self.pool.get()?;
+        let tx = c.transaction()?;
+        clean_rules(&tx, keep_id)?;
+        tx.commit()?;
+        Ok(())
+    }
+
+    pub fn persist_rule(
+        &self,
+        id: Option<i64>,
+        time: DateTime,
+        is_enabled: bool,
+        priority: i32,
+        request: String,
+        url: String,
+    ) -> Result<i64> {
+        let mut c = self.pool.get()?;
+        let tx = c.transaction()?;
+        let id = match id {
+            Some(id) => {
+                update_rule(&tx, id, time, is_enabled, priority, request, url)?;
+                id
+            }
+            None => insert_rule(
+                &tx,
+                self.profile_id,
+                time,
+                is_enabled,
+                priority,
+                request,
+                url,
+            )?,
+        };
+        tx.commit()?;
+        Ok(id)
+    }
 }
 
 // Low-level DB API
@@ -50,8 +89,7 @@ pub fn init(tx: &Transaction) -> Result<usize> {
             `is_enabled` INTEGER NOT NULL,
             `host`       VARCHAR(255) NOT NULL,
 
-            FOREIGN KEY (`profile_id`) REFERENCES `profile` (`id`),
-            UNIQUE (`host`)
+            FOREIGN KEY (`profile_id`) REFERENCES `profile` (`id`)
         )",
         [],
     )?;
@@ -67,8 +105,7 @@ pub fn init(tx: &Transaction) -> Result<usize> {
             `request`    VARCHAR(1024) NOT NULL,
             `url`        VARCHAR(255) NOT NULL,
 
-            FOREIGN KEY (`profile_id`) REFERENCES `profile` (`id`),
-            UNIQUE (`request`)
+            FOREIGN KEY (`profile_id`) REFERENCES `profile` (`id`)
         )",
         [],
     )?;
@@ -76,6 +113,75 @@ pub fn init(tx: &Transaction) -> Result<usize> {
     Ok(s)
 }
 
+pub fn clean_rules(tx: &Transaction, keep_id: Vec<i64>) -> Result<usize> {
+    if keep_id.is_empty() {
+        return Ok(0);
+    }
+    Ok(tx.execute(
+        &format!(
+            "DELETE FROM `profile_proxy_rule` WHERE `id` NOT IN ({})",
+            keep_id
+                .into_iter()
+                .map(|id| id.to_string())
+                .collect::<Vec<String>>()
+                .join(",")
+        ),
+        [],
+    )?)
+}
+
+pub fn insert_rule(
+    tx: &Transaction,
+    profile_id: i64,
+    time: DateTime,
+    is_enabled: bool,
+    priority: i32,
+    request: String,
+    url: String,
+) -> Result<i64> {
+    tx.execute(
+        "INSERT INTO `profile_proxy_rule` (
+            `profile_id`,
+            `time`,
+            `is_enabled`,
+            `priority`,
+            `request`,
+            `url`
+        ) VALUES (?, ?, ?, ?, ?, ?)",
+        (
+            profile_id,
+            time.to_unix(),
+            is_enabled,
+            priority,
+            request,
+            url,
+        ),
+    )?;
+    Ok(tx.last_insert_rowid())
+}
+
+pub fn update_rule(
+    tx: &Transaction,
+    id: i64,
+    time: DateTime,
+    is_enabled: bool,
+    priority: i32,
+    request: String,
+    url: String,
+) -> Result<usize> {
+    Ok(tx.execute(
+        "UPDATE `profile_proxy_rule`
+            SET `time` = ?,
+                `is_enabled` = ?,
+                `priority` = ?,
+                `request` = ?,
+                `url` = ?
+
+            WHERE `id` = ?",
+        (time.to_unix(), is_enabled, priority, request, url, id),
+    )?)
+}
+
 pub fn ignores(tx: &Transaction, profile_id: i64) -> Result<Vec<Ignore>> {
     let mut stmt = tx.prepare(
         "SELECT `id`,
@@ -125,11 +231,11 @@ pub fn rules(tx: &Transaction, profile_id: i64) -> Result<Vec<Rule>> {
 
     let result = stmt.query_map([profile_id], |row| {
         Ok(Rule {
-            //id: row.get(0)?,
+            id: row.get(0)?,
             //profile_id: row.get(1)?,
-            //time: DateTime::from_unix_local(row.get(2)?).unwrap(),
+            time: DateTime::from_unix_local(row.get(2)?).unwrap(),
             is_enabled: row.get(3)?,
-            //priority: row.get(4)?,
+            priority: row.get(4)?,
             request: row.get(5)?,
             url: row.get(6)?,
         })

src/profile/proxy/database/rule.rs

@@ -1,5 +1,8 @@
 pub struct Rule {
+    pub id: i64,
     pub is_enabled: bool,
+    pub priority: i32,
     pub request: String,
+    pub time: gtk::glib::DateTime,
     pub url: String,
 }

src/profile/proxy/rule.rs

@@ -1,5 +1,9 @@
+#[derive(Clone)]
 pub struct Rule {
+    pub id: Option<i64>,
     pub is_enabled: bool,
+    pub priority: i32,
     pub request: String,
+    pub time: gtk::glib::DateTime,
     pub url: String,
 }