Add BGR command + API info

@mrburrburr you might want to somehow make use of it (maybe show next to key icon? I don't know)

ArchiSteamFarm/Bot.cs

@@ -78,6 +78,9 @@ namespace ArchiSteamFarm {
 		[PublicAPI]
 		public readonly Commands Commands;
 
+		[JsonProperty]
+		public uint GamesToRedeemInBackgroundCount => BotDatabase?.GamesToRedeemInBackgroundCount ?? 0;
+
 		[JsonProperty]
 		public bool IsConnectedAndLoggedOn => SteamClient?.SteamID != null;
 

ArchiSteamFarm/BotDatabase.cs

@@ -32,14 +32,16 @@ using Newtonsoft.Json;
 
 namespace ArchiSteamFarm {
 	internal sealed class BotDatabase : IDisposable {
-		internal bool HasGamesToRedeemInBackground {
+		internal uint GamesToRedeemInBackgroundCount {
 			get {
 				lock (GamesToRedeemInBackground) {
-					return GamesToRedeemInBackground.Count > 0;
+					return (uint) GamesToRedeemInBackground.Count;
 				}
 			}
 		}
 
+		internal bool HasGamesToRedeemInBackground => GamesToRedeemInBackgroundCount > 0;
+
 		[JsonProperty(Required = Required.DisallowNull)]
 		private readonly ConcurrentHashSet<ulong> BlacklistedFromTradesSteamIDs = new ConcurrentHashSet<ulong>();
 

ArchiSteamFarm/Commands.cs

@@ -129,6 +129,9 @@ namespace ArchiSteamFarm {
 						case "BALANCE":
 
 							return ResponseWalletBalance(steamID);
+						case "BGR":
+
+							return ResponseBackgroundGamesRedeemer(steamID);
 						case "BL":
 
 							return ResponseBlacklist(steamID);
@@ -218,6 +221,9 @@ namespace ArchiSteamFarm {
 						case "BALANCE":
 
 							return await ResponseWalletBalance(steamID, Utilities.GetArgsAsText(args, 1, ",")).ConfigureAwait(false);
+						case "BGR":
+
+							return await ResponseBackgroundGamesRedeemer(steamID, Utilities.GetArgsAsText(args, 1, ",")).ConfigureAwait(false);
 						case "BL":
 
 							return await ResponseBlacklist(steamID, Utilities.GetArgsAsText(args, 1, ",")).ConfigureAwait(false);
@@ -890,6 +896,43 @@ namespace ArchiSteamFarm {
 			return responses.Count > 0 ? string.Join(Environment.NewLine, responses) : null;
 		}
 
+		private string ResponseBackgroundGamesRedeemer(ulong steamID) {
+			if (steamID == 0) {
+				Bot.ArchiLogger.LogNullError(nameof(steamID));
+
+				return null;
+			}
+
+			if (!Bot.HasPermission(steamID, BotConfig.EPermission.Master)) {
+				return null;
+			}
+
+			uint count = Bot.GamesToRedeemInBackgroundCount;
+
+			return FormatBotResponse(string.Format(Strings.BotGamesToRedeemInBackgroundCount, count));
+		}
+
+		[ItemCanBeNull]
+		private static async Task<string> ResponseBackgroundGamesRedeemer(ulong steamID, string botNames) {
+			if ((steamID == 0) || string.IsNullOrEmpty(botNames)) {
+				ASF.ArchiLogger.LogNullError(nameof(steamID) + " || " + nameof(botNames));
+
+				return null;
+			}
+
+			HashSet<Bot> bots = Bot.GetBots(botNames);
+
+			if ((bots == null) || (bots.Count == 0)) {
+				return ASF.IsOwner(steamID) ? FormatStaticResponse(string.Format(Strings.BotNotFound, botNames)) : null;
+			}
+
+			IList<string> results = await Utilities.InParallel(bots.Select(bot => Task.Run(() => bot.Commands.ResponseBackgroundGamesRedeemer(steamID)))).ConfigureAwait(false);
+
+			List<string> responses = new List<string>(results.Where(result => !string.IsNullOrEmpty(result)));
+
+			return responses.Count > 0 ? string.Join(Environment.NewLine, responses) : null;
+		}
+
 		private string ResponseBlacklist(ulong steamID) {
 			if (steamID == 0) {
 				Bot.ArchiLogger.LogNullError(nameof(steamID));

ArchiSteamFarm/Localization/Strings.Designer.cs

@@ -312,6 +312,15 @@ namespace ArchiSteamFarm.Localization {
             }
         }
         
+        /// <summary>
+        /// Wyszukuje zlokalizowany ciąg podobny do ciągu Bot has {0} games remaining in its background queue..
+        /// </summary>
+        public static string BotGamesToRedeemInBackgroundCount {
+            get {
+                return ResourceManager.GetString("BotGamesToRedeemInBackgroundCount", resourceCulture);
+            }
+        }
+        
         /// <summary>
         /// Wyszukuje zlokalizowany ciąg podobny do ciągu Bot has no wallet..
         /// </summary>

ArchiSteamFarm/Localization/Strings.resx

@@ -713,4 +713,8 @@ StackTrace:
     <value>Response: {0}</value>
     <comment>{0} will be replaced by the generated response (string)</comment>
   </data>
+  <data name="BotGamesToRedeemInBackgroundCount" xml:space="preserve">
+    <value>Bot has {0} games remaining in its background queue.</value>
+    <comment>{0} will be replaced by remaining number of games in BGR's queue</comment>
+  </data>
 </root>