Add delete_emoji method with documentation

src/api/channels/reactions.rs

@@ -15,10 +15,10 @@ impl ReactionMeta {
     /**
      Deletes all reactions for a message.
     # Arguments
-     * `user` - A mutable reference to a `UserMeta` instance.
+     * `user` - A mutable reference to a [`UserMeta`] instance.
 
      # Returns
-     A `Result` containing a `reqwest::Response` or a `crate::errors::InstanceServerError`.
+     A `Result` containing a [`reqwest::Response`] or a [`crate::errors::InstanceServerError`].
      */
     pub async fn delete_all(
         &self,
@@ -47,11 +47,13 @@ impl ReactionMeta {
     Gets a list of users that reacted with a specific emoji to a message.
 
     # Arguments
-    * `emoji` - A string slice containing the emoji to search for.
-    * `user` - A mutable reference to a `UserMeta` instance.
+    * `emoji` - A string slice containing the emoji to search for. The emoji must be URL Encoded or
+    the request will fail with 10014: Unknown Emoji. To use custom emoji, you must encode it in the
+    format name:id with the emoji name and emoji id.
+    * `user` - A mutable reference to a [`UserMeta`] instance.
 
     # Returns
-    A `Result` containing a `reqwest::Response` or a `crate::errors::InstanceServerError`.
+    A `Result` containing a [`reqwest::Response`] or a [`crate::errors::InstanceServerError`].
     */
     pub async fn get(
         &self,
@@ -77,4 +79,43 @@ impl ReactionMeta {
             )
             .await
     }
+
+    /**
+    Deletes all the reactions for a given `emoji` on a message. This endpoint requires the
+    MANAGE_MESSAGES permission to be present on the current user. Fires a `Message Reaction
+    Remove Emoji` Gateway event.
+
+    # Arguments
+    * `emoji` - A string slice containing the emoji to delete. The `emoji` must be URL Encoded or
+    the request will fail with 10014: Unknown Emoji. To use custom emoji, you must encode it in the
+    format name:id with the emoji name and emoji id.
+    * `user` - A mutable reference to a [`UserMeta`] instance.
+
+    # Returns
+    A `Result` containing a [`reqwest::Response`] or a [`crate::errors::InstanceServerError`].
+    */
+    pub async fn delete_emoji(
+        &self,
+        emoji: &str,
+        user: &mut UserMeta,
+    ) -> Result<reqwest::Response, crate::errors::InstanceServerError> {
+        let mut belongs_to = user.belongs_to.borrow_mut();
+        let url = format!(
+            "{}/channels/{}/messages/{}/reactions/{}/",
+            belongs_to.urls.get_api(),
+            self.channel_id,
+            self.message_id,
+            emoji
+        );
+        let request = Client::new().delete(url).bearer_auth(user.token());
+        LimitedRequester::new()
+            .await
+            .send_request(
+                request,
+                crate::api::limits::LimitType::Channel,
+                &mut belongs_to.limits,
+                &mut user.limits,
+            )
+            .await
+    }
 }