Can update conversation message content

src/helpers/conversations_helper.rs

@@ -293,6 +293,14 @@ pub fn send_message(msg: &NewConversationMessage) -> ResultBoxError<()> {
     Ok(())
 }
 
+/// Update message content
+pub fn update_message_content(msg_id: u64, new_content: &str) -> ResultBoxError<()> {
+    database::UpdateInfo::new(CONV_MESSAGES_TABLE)
+        .cond_u64("id", msg_id)
+        .set_str("message", new_content)
+        .exec()
+}
+
 /// Remove a message from a conversation
 pub fn delete_message(msg: &ConversationMessage) -> ResultBoxError<()> {
 
@@ -394,6 +402,15 @@ pub fn delete_member(user_id: UserID, conv_id: u64) -> ResultBoxError<()> {
     Ok(())
 }
 
+/// Check out whether a user is the owner of a message or not
+pub fn is_message_owner(user_id: UserID, message_id: u64) -> ResultBoxError<bool> {
+    database::QueryInfo::new(CONV_MESSAGES_TABLE)
+        .cond_u64("id", message_id)
+        .cond_user_id("user_id", user_id)
+        .exec_count()
+        .map(|r| r > 0)
+}
+
 /// Turn a database entry into a ConversationInfo object
 fn db_to_conversation_info(row: &database::RowResult) -> ResultBoxError<Conversation> {
     let conv_id = row.get_u64("id")?;

src/helpers/database.rs

@@ -651,6 +651,12 @@ impl UpdateInfo {
         self
     }
 
+    /// Set a new string
+    pub fn set_str(mut self, name: &str, val: &str) -> Self {
+        self.set.insert(name.to_string(), Value::from(val));
+        self
+    }
+
     /// Set an new optional string
     ///
     /// None => Empty string