Add a backup for unloaded bots

OpenRA.Game/Map/MapPreview.cs

@@ -249,11 +249,26 @@ namespace OpenRA
 		/// </summary>
 		public string GetMessage(string key, object[] args = null)
 		{
-			// PERF: instead of loading mod level strings per each MapPreview, reuse the already loaded one in FluentProvider.
+			if (TryGetMessage(key, out var message, args))
-			if (FluentProvider.TryGetModMessage(key, out var message, args))
 				return message;
 
-			return innerData.FluentBundle?.GetMessage(key, args) ?? key;
+			return key;
+		}
+
+		/// <summary>
+		/// Functionality mirrors <see cref="FluentProvider.TryGetMessage"/>, except instead of using
+		/// loaded <see cref="Map"/>'s fluent bundle as backup, we use this <see cref="MapPreview"/>'s.
+		/// </summary>
+		public bool TryGetMessage(string key, out string message, object[] args = null)
+		{
+			// PERF: instead of loading mod level strings per each MapPreview, reuse the already loaded one in FluentProvider.
+			if (FluentProvider.TryGetModMessage(key, out message, args))
+				return true;
+
+			if (innerData.FluentBundle == null)
+				return false;
+
+			return innerData.FluentBundle.TryGetMessage(key, out message, args);
 		}
 
 		Sprite minimap;

OpenRA.Mods.Common/Widgets/Logic/Lobby/LobbyUtils.cs

@@ -33,6 +33,9 @@ namespace OpenRA.Mods.Common.Widgets.Logic
 		[FluentReference]
 		const string Bots = "options-lobby-slot.bots";
 
+		[FluentReference]
+		const string BotPlayer = "label-bot-player";
+
 		[FluentReference]
 		const string BotsDisabled = "options-lobby-slot.bots-disabled";
 
@@ -432,7 +435,13 @@ namespace OpenRA.Mods.Common.Widgets.Logic
 			var font = Game.Renderer.Fonts[label.Font];
 
 			var clientName = new CachedTransform<MapStatus, string>(s =>
-				WidgetUtils.TruncateText(c.IsBot ? map.GetMessage(c.Name) : c.Name, label.Bounds.Width, font));
+			{
+				var name = c.Name;
+				if (c.IsBot && !map.TryGetMessage(c.Name, out name))
+					name = FluentProvider.GetMessage(BotPlayer);
+
+				return WidgetUtils.TruncateText(name, label.Bounds.Width, font);
+			});
 
 			label.GetText = () => clientName.Update(map.Status);
 
@@ -453,7 +462,19 @@ namespace OpenRA.Mods.Common.Widgets.Logic
 			var closed = FluentProvider.GetMessage(Closed);
 			var open = FluentProvider.GetMessage(Open);
 
-			var clientName = new CachedTransform<MapStatus, string>(s => c.IsBot ? map.GetMessage(c.Name) : c.Name);
+			var clientName = new CachedTransform<MapStatus, string>(s =>
+			{
+				if (c.IsBot)
+				{
+					if (map.TryGetMessage(c.Name, out var message))
+						return message;
+					else
+						return FluentProvider.GetMessage(BotPlayer);
+				}
+
+				return c.Name;
+			});
+
 			slot.GetText = () => truncated.Update(c != null ?
 				clientName.Update(map.Status)
 				: s.Closed ? closed : open);

OpenRA.Mods.Common/Widgets/Logic/ServerListLogic.cs

@@ -14,6 +14,7 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Threading.Tasks;
 using BeaconLib;
+using OpenRA.Graphics;
 using OpenRA.Network;
 using OpenRA.Primitives;
 using OpenRA.Server;
@@ -49,6 +50,9 @@ namespace OpenRA.Mods.Common.Widgets.Logic
 		[FluentReference("bots")]
 		const string BotsLabel = "label-bots-count";
 
+		[FluentReference]
+		const string BotPlayer = "label-bot-player";
+
 		[FluentReference("spectators")]
 		const string SpectatorsLabel = "label-spectators-count";
 
@@ -604,15 +608,21 @@ namespace OpenRA.Mods.Common.Widgets.Logic
 				foreach (var option in kv.Value)
 				{
 					var o = option;
-					var playerName = o.IsBot ? currentMap.GetMessage(o.Name) : o.Name;
+					var playerName = new CachedTransform<(MapStatus, int, SpriteFont), string>(s =>
+					{
+						var name = o.IsBot
+							? currentMap.TryGetMessage(o.Name, out var msg) ? msg : FluentProvider.GetMessage(BotPlayer)
+							: o.Name;
+
+						return WidgetUtils.TruncateText(name, s.Item2, s.Item3);
+					});
 
 					var item = ScrollItemWidget.Setup(clientTemplate, () => false, () => { });
 					if (!o.IsSpectator && server.Mod == modData.Manifest.Id)
 					{
 						var label = item.Get<LabelWidget>("LABEL");
 						var font = Game.Renderer.Fonts[label.Font];
-						var name = WidgetUtils.TruncateText(playerName, label.Bounds.Width, font);
+						label.GetText = () => playerName.Update((currentMap.Status, label.Bounds.Width, font));
-						label.GetText = () => name;
 						label.GetColor = () => o.Color;
 
 						var flag = item.Get<ImageWidget>("FLAG");
@@ -624,11 +634,10 @@ namespace OpenRA.Mods.Common.Widgets.Logic
 					{
 						var label = item.Get<LabelWidget>("NOFLAG_LABEL");
 						var font = Game.Renderer.Fonts[label.Font];
-						var name = WidgetUtils.TruncateText(playerName, label.Bounds.Width, font);
 
 						// Force spectator color to prevent spoofing by the server
 						var color = o.IsSpectator ? Color.White : o.Color;
-						label.GetText = () => name;
+						label.GetText = () => playerName.Update((currentMap.Status, label.Bounds.Width, font));
 						label.GetColor = () => color;
 					}
 
@@ -765,7 +774,10 @@ namespace OpenRA.Mods.Common.Widgets.Logic
 								var preview = modData.MapCache[game.Map];
 								var tooltip = new CachedTransform<MapStatus, string>(s =>
 								{
-									var displayClients = game.Clients.Select(c => c.IsBot ? preview.GetMessage(c.Name) : c.Name);
+									var displayClients = game.Clients.Select(c => c.IsBot
+										? preview.TryGetMessage(c.Name, out var msg) ? msg : FluentProvider.GetMessage(BotPlayer)
+										: c.Name);
+
 									if (game.Clients.Length > 10)
 										displayClients = displayClients
 											.Take(9)

mods/common/fluent/common.ftl

@@ -205,6 +205,9 @@ label-chat-availability =
        *[other] Chat available in { $seconds } seconds...
     }
 
+## LobbyLogic, ServerListLogic
+label-bot-player = AI Player
+
 ## IngameMenuLogic
 menu-ingame =
     .leave = Leave