add: added channel delete button

back/libs/mysql.js

@@ -193,6 +193,21 @@ function addChannel(connection, name, description, owner_id) {
   });
 }
 
+function deleteChannel(connection, channel_id) {
+  return new Promise((resolve, reject) => {
+    connection.query(
+      `DELETE FROM channels WHERE id = ?`,
+      [channel_id], // Use parameterized query
+      (error, result) => {
+        if (error) {
+          reject(new Error(error));
+        }
+        resolve(result);
+      }
+    );
+  });
+}
+
 function getMessages(connection, channel_id) {
   return new Promise((resolve, reject) => {
     connection.query(
@@ -371,6 +386,7 @@ module.exports = {
   searchChannels,
   getChannel,
   addChannel,
+  deleteChannel,
   getMessages,
   getLastMessages,
   getMessage,