new test for deleting channels

-x- this test will fail but the patch is required for testing self hosting our code base

server-api/client-tests/client.py

@@ -91,3 +91,4 @@ if __name__ == '__main__':
 
     worker.post('/channels/create', name='send-channel', kind=TEXT_CHANNEL)
     worker.post('/message/send', channel='send-channel', content="some random content")
+    worker.delete('/channels/delete', name='send-channel')

server-api/db/src/messages.rs

@@ -9,6 +9,11 @@ use crate::{UBigInt, BigInt, VarChar};
 
 use crate::common::{FromDB};
 
+macro_rules! msg_channel  {
+    $(value:expr) => {
+        format!("messages_{}", value)
+    }
+}
 #[allow(dead_code)]
 pub struct Message {
     pub id: UBigInt,
@@ -23,6 +28,8 @@ impl FromDB<Message> for Message {
     type Row = Option<(UBigInt, BigInt, VarChar, UBigInt, VarChar)>;
 
     async fn get(p: &Pool, id: UBigInt) -> Response<Self> {
+        //! Typically used as the backend to the .update(...) method to 
+        //! pick out a message to later edit
         if let Ok(conn) = p.get_conn().await {
             let q = "SELECT id, time, content, author_id, channel_name WHERE id = :id";
             let result: Result<(Conn, Self::Row), SqlError> =
@@ -45,6 +52,7 @@ impl FromDB<Message> for Message {
     }
 
     async fn update(p: &Pool, row: Self) -> Response<Self> {
+        //! Primarily used by users to edit previous comments
         // NOTE: we only allow the changing of content in this since
         // no other column has good reason to be modified
         if let Ok(conn) = p.get_conn().await {
@@ -62,6 +70,8 @@ impl FromDB<Message> for Message {
     }
 
     async fn delete(p: &Pool, id: UBigInt) -> Response<Self> {
+        //! Deletes a single message
+        //! Typically used by normal users/bots to remove unwanted comments
         if let Ok(conn) = p.get_conn().await {
             let q = "DELETE FROM messages WHERE id = :id";
             let result: Result<Conn, SqlError> =
@@ -74,3 +84,20 @@ impl FromDB<Message> for Message {
         return Response::Other(no_conn!("Message::FromDB::update"))
     }
 }
+impl Message {
+    async fn add(p: &Pool, author_id: UBigInt, content: VarChar, channel_id: UBigInt) -> Response<Self> {
+        //! Adds a user message to the given channel via channel_id
+        let conn = p.get_conn().await;
+        if conn.is_err() {
+            return Response::Other(no_conn!("Message::add"));
+        }
+        // generate the channel name
+        let fq_channel_id = msg_channel!(channel_id);
+        conn.prep_exec(
+            "INSERT INTO :table (id, time, content, author_id)",
+            params!{"cid" => fq_channel_id}
+            );
+        return Response::Success;
+    }
+}
+