[feat] Discord hooks

# Conflicts:
#	Content.Server/GameTicking/GameTicker.RoundFlow.cs

Content.Server/GameTicking/GameTicker.RoundFlow.cs

@@ -1,3 +1,4 @@
+using System.Collections.ObjectModel;
 using System.Linq;
 using Content.Server.Announcements;
 using Content.Server.Discord;
@@ -158,7 +159,10 @@ namespace Content.Server.GameTicking
             var ev = new PreGameMapLoad(targetMapId, map, loadOpts);
             RaiseLocalEvent(ev);
 
-            var gridIds = _map.LoadMap(targetMapId, ev.GameMap.MapPath.ToString(), ev.Options);
+            if (!_map.TryLoad(targetMapId, ev.GameMap.MapPath.ToString(), out var gridIds, ev.Options))
+            {
+                return new Collection<EntityUid>();
+            }
 
             _metaData.SetEntityName(_mapManager.GetMapEntityId(targetMapId), "Station map");
 
@@ -250,7 +254,7 @@ namespace Content.Server.GameTicking
             UpdateLateJoinStatus();
             AnnounceRound();
             UpdateInfoText();
-            SendRoundStartedDiscordMessage();
+            RaiseLocalEvent(new RoundStartedEvent(RoundId)); // WD-EDIT
 
 #if EXCEPTION_TOLERANCE
             }
@@ -304,7 +308,6 @@ namespace Content.Server.GameTicking
             LobbySong = _robustRandom.Pick(_lobbyMusicCollection.PickFiles).ToString();
 
             ShowRoundEndScoreboard(text);
-            SendRoundEndDiscordMessage();
         }
 
         public void ShowRoundEndScoreboard(string text = "")
@@ -360,7 +363,7 @@ namespace Content.Server.GameTicking
 
                 if (TryGetEntity(mind.OriginalOwnedEntity, out var entity))
                 {
-                    _pvsOverride.AddGlobalOverride(GetNetEntity(entity.Value), recursive: true);
+                    _pvsOverride.AddGlobalOverride(entity.Value);
                 }
 
                 var roles = _roles.MindGetAllRoles(mindId);
@@ -388,38 +391,7 @@ namespace Content.Server.GameTicking
 
             RaiseNetworkEvent(new RoundEndMessageEvent(gamemodeTitle, roundEndText, roundDuration, RoundId,
                 listOfPlayerInfoFinal.Length, listOfPlayerInfoFinal, LobbySong));
-        }
-
-        private async void SendRoundEndDiscordMessage()
-        {
-            try
-            {
-                if (_webhookIdentifier == null)
-                    return;
-
-                var duration = RoundDuration();
-                var content = Loc.GetString("discord-round-notifications-end",
-                    ("id", RoundId),
-                    ("hours", Math.Truncate(duration.TotalHours)),
-                    ("minutes", duration.Minutes),
-                    ("seconds", duration.Seconds));
-                var payload = new WebhookPayload { Content = content };
-
-                await _discord.CreateMessage(_webhookIdentifier.Value, payload);
-
-                if (DiscordRoundEndRole == null)
-                    return;
-
-                content = Loc.GetString("discord-round-notifications-end-ping", ("roleId", DiscordRoundEndRole));
-                payload = new WebhookPayload { Content = content };
-                payload.AllowedMentions.AllowRoleMentions();
-
-                await _discord.CreateMessage(_webhookIdentifier.Value, payload);
-            }
-            catch (Exception e)
-            {
-                Log.Error($"Error while sending discord round end message:\n{e}");
-            }
+            RaiseLocalEvent(new RoundEndedEvent(RoundId, roundDuration)); // WD-EDIT
         }
 
         public void RestartRound()

Content.Server/White/Discord/GameTicking/RoundEndedEvent.cs

@@ -0,0 +1,13 @@
+namespace Content.Shared.GameTicking;
+
+public sealed class RoundEndedEvent : EntityEventArgs
+{
+    public int RoundId { get; }
+    public TimeSpan RoundDuration { get; }
+
+    public RoundEndedEvent(int roundId, TimeSpan roundDuration)
+    {
+        RoundId = roundId;
+        RoundDuration = roundDuration;
+    }
+}

Content.Server/White/Discord/GameTicking/RoundStartedEvent.cs

@@ -0,0 +1,11 @@
+namespace Content.Shared.GameTicking;
+
+public sealed class RoundStartedEvent : EntityEventArgs
+{
+    public int RoundId { get; }
+
+    public RoundStartedEvent(int roundId)
+    {
+        RoundId = roundId;
+    }
+}

Content.Server/White/Discord/RoundNotificationsSystem.cs

@@ -0,0 +1,125 @@
+using System.Net.Http;
+using System.Text;
+using System.Text.Json;
+using System.Text.Json.Serialization;
+using Content.Server.Maps;
+using Content.Shared.GameTicking;
+using Content.Shared.White;
+using Robust.Shared.Configuration;
+
+namespace Content.Server.Corvax.RoundNotifications;
+
+/// <summary>
+/// Listen game events and send notifications to Discord
+/// </summary>
+public sealed class RoundNotificationsSystem : EntitySystem
+{
+    [Dependency] private readonly IConfigurationManager _config = default!;
+    [Dependency] private readonly IGameMapManager _gameMapManager = default!;
+
+    private ISawmill _sawmill = default!;
+    private readonly HttpClient _httpClient = new();
+
+    private string _webhookUrl = String.Empty;
+    private string _roleId = String.Empty;
+    private bool _roundStartOnly;
+
+    /// <inheritdoc/>
+    public override void Initialize()
+    {
+        SubscribeLocalEvent<RoundRestartCleanupEvent>(OnRoundRestart);
+        SubscribeLocalEvent<RoundStartedEvent>(OnRoundStarted);
+        SubscribeLocalEvent<RoundEndedEvent>(OnRoundEnded);
+
+        _config.OnValueChanged(WhiteCVars.DiscordRoundWebhook, value => _webhookUrl = value, true);
+        _config.OnValueChanged(WhiteCVars.DiscordRoundRoleId, value => _roleId = value, true);
+        _config.OnValueChanged(WhiteCVars.DiscordRoundStartOnly, value => _roundStartOnly = value, true);
+
+        _sawmill = IoCManager.Resolve<ILogManager>().GetSawmill("notifications");
+    }
+
+    private void OnRoundRestart(RoundRestartCleanupEvent e)
+    {
+        if (String.IsNullOrEmpty(_webhookUrl))
+            return;
+
+        var payload = new WebhookPayload()
+        {
+            Content = Loc.GetString("discord-round-new"),
+        };
+
+        if (!String.IsNullOrEmpty(_roleId))
+        {
+            payload = new WebhookPayload()
+            {
+                Content = $"<@&{_roleId}> {Loc.GetString("discord-round-new")}",
+                AllowedMentions = new Dictionary<string, string[]>
+                {
+                    { "roles", new []{ _roleId } }
+                },
+            };
+        }
+
+        SendDiscordMessage(payload);
+    }
+
+    private void OnRoundStarted(RoundStartedEvent e)
+    {
+        if (String.IsNullOrEmpty(_webhookUrl))
+            return;
+
+        var map = _gameMapManager.GetSelectedMap();
+        var mapName = map?.MapName ?? Loc.GetString("discord-round-unknown-map");
+        var text = Loc.GetString("discord-round-start",
+            ("id", e.RoundId),
+            ("map", mapName));
+        var payload = new WebhookPayload() { Content = text };
+
+        SendDiscordMessage(payload);
+    }
+
+    private void OnRoundEnded(RoundEndedEvent e)
+    {
+        if (String.IsNullOrEmpty(_webhookUrl) || _roundStartOnly)
+            return;
+
+        var text = Loc.GetString("discord-round-end",
+            ("id", e.RoundId),
+            ("hours", e.RoundDuration.Hours),
+            ("minutes", e.RoundDuration.Minutes),
+            ("seconds", e.RoundDuration.Seconds));
+        var payload = new WebhookPayload() { Content = text };
+
+        SendDiscordMessage(payload);
+    }
+
+    private async void SendDiscordMessage(WebhookPayload payload)
+    {
+        var request = await _httpClient.PostAsync(_webhookUrl,
+            new StringContent(JsonSerializer.Serialize(payload), Encoding.UTF8, "application/json"));
+
+        var content = await request.Content.ReadAsStringAsync();
+        if (!request.IsSuccessStatusCode)
+        {
+            _sawmill.Log(LogLevel.Error, $"Discord returned bad status code when posting message: {request.StatusCode}\nResponse: {content}");
+            return;
+        }
+    }
+
+    private struct WebhookPayload
+    {
+        [JsonPropertyName("content")]
+        public string Content { get; set; } = "";
+
+        [JsonPropertyName("allowed_mentions")]
+        public Dictionary<string, string[]> AllowedMentions { get; set; } =
+            new()
+            {
+                { "parse", Array.Empty<string>() }
+            };
+
+        public WebhookPayload()
+        {
+        }
+    }
+}

Content.Shared/White/WhiteCVars.cs

@@ -34,4 +34,26 @@ public sealed class WhiteCVars
         QueueEnabled = CVarDef.Create("queue.enabled", false, CVar.SERVERONLY);
 
 
+    /*
+ * RoundNotifications
+    */
+
+    /// <summary>
+    ///     URL of the Discord webhook which will send round status notifications.
+    /// </summary>
+    public static readonly CVarDef<string> DiscordRoundWebhook =
+        CVarDef.Create("discord.round_webhook", string.Empty, CVar.SERVERONLY);
+
+    /// <summary>
+    ///     Discord ID of role which will be pinged on new round start message.
+    /// </summary>
+    public static readonly CVarDef<string> DiscordRoundRoleId =
+        CVarDef.Create("discord.round_roleid", string.Empty, CVar.SERVERONLY);
+
+    /// <summary>
+    ///     Send notifications only about a new round begins.
+    /// </summary>
+    public static readonly CVarDef<bool> DiscordRoundStartOnly =
+        CVarDef.Create("discord.round_start_only", false, CVar.SERVERONLY);
+
 }