add: reposts/quotes pages

add: repost notification

crates/core/src/database/posts.rs

@@ -121,6 +121,7 @@ impl DataManager {
     pub async fn fill_posts(
         &self,
         posts: Vec<Post>,
+        ignore_users: &Vec<usize>,
     ) -> Result<Vec<(Post, User, Option<(User, Post)>, Option<(Question, User)>)>> {
         let mut out: Vec<(Post, User, Option<(User, Post)>, Option<(Question, User)>)> = Vec::new();
 
@@ -128,6 +129,10 @@ impl DataManager {
         for post in posts {
             let owner = post.owner;
 
+            if ignore_users.contains(&owner) {
+                continue;
+            }
+
             if let Some(user) = users.get(&owner) {
                 out.push((
                     post.clone(),
@@ -155,6 +160,7 @@ impl DataManager {
         &self,
         posts: Vec<Post>,
         user_id: usize,
+        ignore_users: &Vec<usize>,
     ) -> Result<
         Vec<(
             Post,
@@ -177,6 +183,11 @@ impl DataManager {
 
         for post in posts {
             let owner = post.owner;
+
+            if ignore_users.contains(&owner) {
+                continue;
+            }
+
             let community = post.community;
 
             if let Some((user, community)) = seen_before.get(&(owner, community)) {
@@ -402,6 +413,82 @@ impl DataManager {
         Ok(res.unwrap())
     }
 
+    /// Get all quoting posts by the post their quoting.
+    ///
+    /// Requires that the post has content. See [`Self::get_reposts_by_quoting`]
+    /// for the no-content version.
+    ///
+    /// # Arguments
+    /// * `id` - the ID of the post that is being quoted
+    /// * `batch` - the limit of posts in each page
+    /// * `page` - the page number
+    pub async fn get_quoting_posts_by_quoting(
+        &self,
+        id: usize,
+        batch: usize,
+        page: usize,
+    ) -> Result<Vec<Post>> {
+        let conn = match self.connect().await {
+            Ok(c) => c,
+            Err(e) => return Err(Error::DatabaseConnection(e.to_string())),
+        };
+
+        let res = query_rows!(
+            &conn,
+            "SELECT * FROM posts WHERE NOT content = '' AND context LIKE $1 ORDER BY created DESC LIMIT $2 OFFSET $3",
+            params![
+                &format!("%\"reposting\":{id}%"),
+                &(batch as i64),
+                &((page * batch) as i64)
+            ],
+            |x| { Self::get_post_from_row(x) }
+        );
+
+        if res.is_err() {
+            return Err(Error::GeneralNotFound("post".to_string()));
+        }
+
+        Ok(res.unwrap())
+    }
+
+    /// Get all quoting posts by the post their quoting.
+    ///
+    /// Requires that the post has no content. See [`Self::get_quoting_posts_by_quoting`]
+    /// for the content-required version.
+    ///
+    /// # Arguments
+    /// * `id` - the ID of the post that is being quoted
+    /// * `batch` - the limit of posts in each page
+    /// * `page` - the page number
+    pub async fn get_reposts_by_quoting(
+        &self,
+        id: usize,
+        batch: usize,
+        page: usize,
+    ) -> Result<Vec<Post>> {
+        let conn = match self.connect().await {
+            Ok(c) => c,
+            Err(e) => return Err(Error::DatabaseConnection(e.to_string())),
+        };
+
+        let res = query_rows!(
+            &conn,
+            "SELECT * FROM posts WHERE content = '' AND context LIKE $1 ORDER BY created DESC LIMIT $2 OFFSET $3",
+            params![
+                &format!("%\"reposting\":{id}%"),
+                &(batch as i64),
+                &((page * batch) as i64)
+            ],
+            |x| { Self::get_post_from_row(x) }
+        );
+
+        if res.is_err() {
+            return Err(Error::GeneralNotFound("post".to_string()));
+        }
+
+        Ok(res.unwrap())
+    }
+
     /// Get posts from all communities, sorted by likes.
     ///
     /// # Arguments
@@ -694,6 +781,25 @@ impl DataManager {
             {
                 return Err(Error::NotAllowed);
             }
+
+            // send notification
+            // this would look better if rustfmt didn't give up on this line
+            if owner.id != rt.owner {
+                self.create_notification(
+                    Notification::new(
+                        format!(
+                            "[@{}](/api/v1/auth/user/find/{}) has [quoted](/post/{}) your [post](/post/{})",
+                            owner.username,
+                            owner.id,
+                            data.id,
+                            rt.id
+                        ),
+                        format!("\"{}\"", data.content),
+                        rt.owner
+                    )
+                )
+                .await?;
+            }
         }
 
         // check if the post we're replying to allows commments
@@ -729,8 +835,8 @@ impl DataManager {
                     self.create_notification(Notification::new(
                         "You've been mentioned in a post!".to_string(),
                         format!(
-                            "[Somebody](/api/v1/auth/user/find/{}) mentioned you in their [post](/post/{}).",
-                            data.owner, data.id
+                            "[@{}](/api/v1/auth/user/find/{}) has mentioned you in their [post](/post/{}).",
+                            owner.username, owner.id, data.id
                         ),
                         user.id,
                     ))