.env.example

@@ -28,6 +28,6 @@ REACT_APP_SSH_PORT=42069
 REDIS_HOST=localhost
 REDIS_PORT=6379
 
-NEW_GAME_PINGABLE_ROLE_ID=1123232
-NEW_GAME_CHANNEL_WEBHOOK=https://discordapp.com/api/webhooks/
-REMIND_MOVE_CHANNEL_ID=
+NEW_GAME_PINGABLE_ROLE_ID=10
+REMIND_MOVE_CHANNEL_ID=91
+NEW_GAME_CHANNEL_ID=91

config/config.exs

@@ -24,8 +24,8 @@ config :chessh, Web,
   discord_scope: "identify"
 
 config :chessh, DiscordNotifications,
-  game_move_notif_delay_ms: 3 * 60 * 1000,
-  game_created_notif_delay_ms: 30 * 1000,
+  game_move_notif_delay_ms: 10 * 1000,
+  game_created_notif_delay_ms: 10 * 1000,
   reschedule_delay: 5 * 1000
 
 config :joken, default_signer: "secret"

lib/chessh/discord/notifier.ex

@@ -28,7 +28,7 @@ defmodule Chessh.DiscordNotifier do
 
     case Hammer.check_rate_inc(
            :redis,
-           "discord-webhook-message-rate",
+           "discord-rate",
            discord_notification_rate_ms,
            discord_notification_rate,
            1
@@ -65,15 +65,20 @@ defmodule Chessh.DiscordNotifier do
         status: :continue,
         discord_thread_id: discord_thread_id
       } = game ->
+        delta_t = NaiveDateTime.diff(NaiveDateTime.utc_now(), last_updated, :millisecond)
+
+        game =
           if is_nil(discord_thread_id) do
             {:ok, game} =
               Game.changeset(game, %{
                 discord_thread_id: make_private_discord_thread_id(remind_move_channel_id, game)
               })
               |> Repo.update()
-        end
 
-        delta_t = NaiveDateTime.diff(NaiveDateTime.utc_now(), last_updated, :millisecond)
+            game
+          else
+            game
+          end
 
         if delta_t >= min_delta_t do
           post_discord(
@@ -87,6 +92,26 @@ defmodule Chessh.DiscordNotifier do
     end
   end
 
+  defp send_notification({:cleanup_thread, game_id}) do
+    case Repo.get(Game, game_id) |> Repo.preload([:dark_player, :light_player]) do
+      %Game{
+        discord_thread_id: discord_thread_id,
+        status: status
+      } = game ->
+        if !is_nil(discord_thread_id) && status != :continue do
+          destroy_channel(discord_thread_id)
+
+          Game.changeset(game, %{
+            discord_thread_id: nil
+          })
+          |> Repo.update()
+        end
+
+      _ ->
+        nil
+    end
+  end
+
   defp send_notification({:game_created, game_id}) do
     [pingable_mention, new_game_channel_id] =
       Application.get_env(:chessh, DiscordNotifications)
@@ -94,9 +119,6 @@ defmodule Chessh.DiscordNotifier do
       |> Keyword.values()
 
     case Repo.get(Game, game_id) do
-      nil ->
-        nil
-
       game ->
         %Game{
           dark_player: dark_player,
@@ -118,61 +140,80 @@ defmodule Chessh.DiscordNotifier do
         if message do
           post_discord(new_game_channel_id, message)
         end
+
+      nil ->
+        nil
+    end
+  end
+
+  defp make_private_discord_thread_id(channel_id, %Game{
+         id: game_id,
+         dark_player: %Player{discord_id: dark_player_discord_id, username: dark_username},
+         light_player: %Player{discord_id: light_player_discord_id, username: light_username}
+       }) do
+    case make_discord_api_call(
+           :post,
+           "channels/#{channel_id}/threads",
+           %{
+             # Private thread
+             type: 12,
+             name: "Game #{game_id} - #{light_username} V #{dark_username}"
+           }
+         ) do
+      {:ok, {_, _, body}} ->
+        %{"id" => thread_id} = Jason.decode!(body)
+
+        [light_player_discord_id, dark_player_discord_id]
+        |> Enum.map(fn id ->
+          make_discord_api_call(:put, 'channels/#{thread_id}/thread-members/#{id}')
+        end)
+
+        thread_id
+
+      _ ->
+        nil
     end
   end
 
   defp post_discord(channel_id, message) do
+    make_discord_api_call(:post, "channels/#{channel_id}/messages", %{content: message})
+  end
+
+  defp destroy_channel(channel_id) do
+    make_discord_api_call(:delete, "channels/#{channel_id}")
+  end
+
+  defp make_discord_api_call(method, route),
+    do:
       :httpc.request(
-      :post,
+        method,
         {
-        'https://discord.com/api/channels/#{channel_id}/messages',
-        [],
-        'application/json',
-        %{content: message} |> Jason.encode!() |> String.to_charlist()
+          'https://discord.com/api/#{route}',
+          [
+            make_authorization_header()
+          ]
         },
         [],
         []
       )
-  end
 
-  defp make_private_discord_thread_id(channel_id, %Game{
-         dark_player: %Player{discord_id: dark_player_discord_id},
-         light_player: %Player{discord_id: light_player_discord_id}
-       }) do
-    %{"id" => thread_id} =
+  defp make_discord_api_call(method, route, body),
+    do:
       :httpc.request(
-        :post,
+        method,
         {
-          'https://discord.com/api/channels/#{channel_id}/threads',
+          'https://discord.com/api/#{route}',
           [
             make_authorization_header()
           ],
           'application/json',
-          %{
-            # Private thread
-            type: 12
-          }
+          body
           |> Jason.encode!()
           |> String.to_charlist()
         },
         [],
         []
       )
-      |> Jason.decode!()
-
-    [light_player_discord_id, dark_player_discord_id]
-    |> Enum.map(fn id ->
-      :httpc.request(
-        :post,
-        {
-          'https://discord.com/api/channels/#{thread_id}/thread-members/#{id}',
-          []
-        }
-      )
-    end)
-
-    thread_id
-  end
 
   defp make_authorization_header() do
     bot_token = Application.get_env(:chessh, DiscordNotifications)[:discord_bot_token]

lib/chessh/ssh/client/game/game.ex

@@ -396,7 +396,7 @@ defmodule Chessh.SSH.Client.Game do
       {:ok, status} ->
         {:ok, fen} = :binbo.get_fen(binbo_pid)
 
-        {:ok, _new_game} =
+        {:ok, %Game{status: after_move_status}} =
           game
           |> Game.changeset(
             Map.merge(
@@ -413,11 +413,18 @@ defmodule Chessh.SSH.Client.Game do
 
         :syn.publish(:games, {:game, game_id}, {:new_move, attempted_move})
 
+        if after_move_status == :continue do
           GenServer.cast(
             :discord_notifier,
             {:schedule_notification, {:move_reminder, game_id},
              Application.get_env(:chessh, DiscordNotifications)[:game_move_notif_delay_ms]}
           )
+        else
+          GenServer.cast(
+            :discord_notifier,
+            {:schedule_notification, {:cleanup_thread, game_id}, 0}
+          )
+        end
 
       _ ->
         nil

priv/repo/migrations/20230202004927_add_discord_thread_id.exs

@@ -2,6 +2,8 @@ defmodule Chessh.Repo.Migrations.AddDiscordThreadId do
   use Ecto.Migration
 
   def change do
-
+    alter table(:games) do
+      add(:discord_thread_id, :string, null: true)
+    end
   end
 end