implements settings, conversation dbus encoding

kordophone-db/src/repository.rs

@@ -130,6 +130,53 @@ impl<'a> Repository<'a> {
         Ok(())
     }
 
+    pub fn insert_messages(&mut self, conversation_guid: &str, in_messages: Vec<Message>) -> Result<()> {
+        use crate::schema::messages::dsl::*;
+        use crate::schema::conversation_messages::dsl::*;
+
+        // Local insertable struct for the join table
+        #[derive(Insertable)]
+        #[diesel(table_name = crate::schema::conversation_messages)]
+        struct InsertableConversationMessage {
+            pub conversation_id: String,
+            pub message_id: String,
+        }
+
+        if in_messages.is_empty() {
+            return Ok(());
+        }
+
+        // Build the collections of insertable records
+        let mut db_messages: Vec<MessageRecord> = Vec::with_capacity(in_messages.len());
+        let mut conv_msg_records: Vec<InsertableConversationMessage> = Vec::with_capacity(in_messages.len());
+
+        for message in in_messages {
+            // Handle participant if message has a remote sender
+            let sender = message.sender.clone();
+            let mut db_message: MessageRecord = message.into();
+            db_message.sender_participant_id = self.get_or_create_participant(&sender);
+
+            conv_msg_records.push(InsertableConversationMessage {
+                conversation_id: conversation_guid.to_string(),
+                message_id: db_message.id.clone(),
+            });
+
+            db_messages.push(db_message);
+        }
+
+        // Batch insert or replace messages
+        diesel::replace_into(messages)
+            .values(&db_messages)
+            .execute(self.connection)?;
+
+        // Batch insert the conversation-message links
+        diesel::replace_into(conversation_messages)
+            .values(&conv_msg_records)
+            .execute(self.connection)?;
+
+        Ok(())
+    }
+
     pub fn get_messages_for_conversation(&mut self, conversation_guid: &str) -> Result<Vec<Message>> {
         use crate::schema::messages::dsl::*;
         use crate::schema::conversation_messages::dsl::*;