[Discord] Improve restart process so as to edit restart message

Discord/clients.py

@@ -371,7 +371,8 @@ async def initialize_database(self):
 			"""
 			CREATE TABLE IF NOT EXISTS meta.restart_channels (
 				channel_id				BIGINT PRIMARY KEY, 
-				player_text_channel_id	BIGINT
+				player_text_channel_id	BIGINT, 
+				restart_message_id		BIGINT
 			)
 			"""
 		)
@@ -501,14 +502,20 @@ async def initialize_constant_objects(self):
 	async def startup_tasks(self):
 		await self.wait_until_ready()
 		print(f"Started up Discord {self.user} ({self.user.id})")
-		if restart_channel_id := await self.db.fetchval(
+		if (record := await self.db.fetchrow(
 			"""
 			DELETE FROM meta.restart_channels
 			WHERE player_text_channel_id IS NULL
-			RETURNING channel_id
-			"""
-		):
-			await self.send_embed(self.get_channel(restart_channel_id), ":thumbsup::skin-tone-2: Restarted")
+			RETURNING *
+			"""
+		)) and (restart_channel := self.get_channel(record["channel_id"])) and (restart_message_id := record["restart_message_id"]):
+			try:
+				restart_message = await restart_channel.fetch_message(restart_message_id)
+				embed = restart_message.embeds[0]
+				embed.description += "\n:thumbsup::skin-tone-2: Restarted"
+				await restart_message.edit(embed = embed)
+			except discord.NotFound:
+				await self.send_embed(restart_channel, ":thumbsup::skin-tone-2: Restarted")
 		if audio_cog := self.get_cog("Audio"):
 			for record in await self.db.fetch("DELETE FROM meta.restart_channels RETURNING *"):
 				if text_channel := self.get_channel(record["player_text_channel_id"]):
@@ -812,7 +819,7 @@ async def update_all_listing_stats(self):
 		for site in self.listing_sites:
 			await self.update_listing_stats(site)
 
-	async def restart_tasks(self, channel_id):
+	async def restart_tasks(self, channel_id, message_id):
 		# Increment restarts counter
 		await self.db.execute(
 			"""
@@ -825,11 +832,11 @@ async def restart_tasks(self, channel_id):
 		# Save restart text channel + voice channels
 		await self.db.execute(
 			"""
-			INSERT INTO meta.restart_channels (channel_id)
-			VALUES ($1)
+			INSERT INTO meta.restart_channels (channel_id, restart_message_id)
+			VALUES ($1, $2)
 			ON CONFLICT (channel_id) DO NOTHING
 			""", 
-			channel_id
+			channel_id, message_id
 		)
 		if audio_cog := self.get_cog("Audio"):
 			for voice_client in self.voice_clients:

Discord/cogs/meta.py

@@ -483,9 +483,9 @@ async def update_listing_stats(self, ctx, site = None):
 	@commands.is_owner()
 	async def restart(self, ctx):
 		'''Restart me'''
-		await ctx.embed_send(":ok_hand::skin-tone-2: Restarting...")
+		restart_message = await ctx.embed_send(":ok_hand::skin-tone-2: Restarting...")
 		print("Shutting down Discord Harmonbot...")
-		await ctx.bot.restart_tasks(ctx.channel.id)
+		await ctx.bot.restart_tasks(ctx.channel.id, restart_message.id)
 		await ctx.bot.logout()
 
 	@commands.command(aliases = ["crash", "panic"])