Add fix against null purchase_receipt_info

Author: JustArchi

ArchiSteamFarm/Steam/Bot.cs

@@ -3650,26 +3650,30 @@ private async void RedeemGamesInBackground(object? state = null) {
 					continue;
 				}
 
-				EResult result = (EResult) response.purchase_receipt_info.purchase_status;
-				EPurchaseResultDetail purchaseResultDetail = (EPurchaseResultDetail) response.purchase_result_details;
-
+				EResult result = EResult.Timeout;
+				EPurchaseResultDetail purchaseResultDetail = EPurchaseResultDetail.NoDetail;
 				string? balanceText = null;
 
-				if ((purchaseResultDetail == EPurchaseResultDetail.CannotRedeemCodeFromClient) || ((purchaseResultDetail == EPurchaseResultDetail.BadActivationCode) && assumeWalletKeyOnBadActivationCode)) {
-					// If it's a wallet code, we try to redeem it first, then handle the inner result as our primary one
-					(EResult Result, EPurchaseResultDetail? PurchaseResult, string? BalanceText)? walletResult = await ArchiWebHandler.RedeemWalletKey(key).ConfigureAwait(false);
-
-					if (walletResult != null) {
-						result = walletResult.Value.Result;
-						purchaseResultDetail = walletResult.Value.PurchaseResult.GetValueOrDefault(walletResult.Value.Result == EResult.OK ? EPurchaseResultDetail.NoDetail : EPurchaseResultDetail.BadActivationCode); // BadActivationCode is our smart guess in this case
-						balanceText = walletResult.Value.BalanceText;
-					} else {
-						result = EResult.Timeout;
-						purchaseResultDetail = EPurchaseResultDetail.Timeout;
+				if (response.purchase_receipt_info != null) {
+					result = (EResult) response.purchase_receipt_info.purchase_status;
+					purchaseResultDetail = (EPurchaseResultDetail) response.purchase_result_details;
+
+					if ((purchaseResultDetail == EPurchaseResultDetail.CannotRedeemCodeFromClient) || ((purchaseResultDetail == EPurchaseResultDetail.BadActivationCode) && assumeWalletKeyOnBadActivationCode)) {
+						// If it's a wallet code, we try to redeem it first, then handle the inner result as our primary one
+						(EResult Result, EPurchaseResultDetail? PurchaseResult, string? BalanceText)? walletResult = await ArchiWebHandler.RedeemWalletKey(key).ConfigureAwait(false);
+
+						if (walletResult != null) {
+							result = walletResult.Value.Result;
+							purchaseResultDetail = walletResult.Value.PurchaseResult.GetValueOrDefault(walletResult.Value.Result == EResult.OK ? EPurchaseResultDetail.NoDetail : EPurchaseResultDetail.BadActivationCode); // BadActivationCode is our smart guess in this case
+							balanceText = walletResult.Value.BalanceText;
+						} else {
+							result = EResult.Timeout;
+							purchaseResultDetail = EPurchaseResultDetail.Timeout;
+						}
 					}
 				}
 
-				Dictionary<uint, string>? items = response.purchase_receipt_info.line_items.Count > 0 ? response.purchase_receipt_info.line_items.ToDictionary(static lineItem => lineItem.packageid, static lineItem => lineItem.line_item_description) : null;
+				Dictionary<uint, string>? items = response.purchase_receipt_info?.line_items.Count > 0 ? response.purchase_receipt_info.line_items.ToDictionary(static lineItem => lineItem.packageid, static lineItem => lineItem.line_item_description) : null;
 
 				ArchiLogger.LogGenericDebug(items?.Count > 0 ? Strings.FormatBotRedeemWithItems(key, $"{result}/{purchaseResultDetail}{(!string.IsNullOrEmpty(balanceText) ? $"/{balanceText}" : "")}", string.Join(", ", items)) : Strings.FormatBotRedeem(key, $"{result}/{purchaseResultDetail}{(!string.IsNullOrEmpty(balanceText) ? $"/{balanceText}" : "")}"));
 

ArchiSteamFarm/Steam/Interaction/Commands.cs

@@ -2652,16 +2652,19 @@ internal void OnNewLicenseList() {
 							if (!skipRequest) {
 								CStore_RegisterCDKey_Response? redeemResult = await currentBot.Actions.RedeemKey(key).ConfigureAwait(false);
 
-								if (redeemResult != null) {
+								if (redeemResult == null) {
+									result = EResult.Timeout;
+									purchaseResultDetail = EPurchaseResultDetail.Timeout;
+								} else if (redeemResult.purchase_receipt_info == null) {
+									result = EResult.Timeout;
+									purchaseResultDetail = EPurchaseResultDetail.NoDetail;
+								} else {
 									result = (EResult) redeemResult.purchase_receipt_info.purchase_status;
 									purchaseResultDetail = (EPurchaseResultDetail) redeemResult.purchase_result_details;
 
 									if (redeemResult.purchase_receipt_info.line_items.Count > 0) {
 										items = redeemResult.purchase_receipt_info.line_items.ToDictionary(static lineItem => lineItem.packageid, static lineItem => lineItem.line_item_description);
 									}
-								} else {
-									result = EResult.Timeout;
-									purchaseResultDetail = EPurchaseResultDetail.Timeout;
 								}
 							}
 
@@ -2747,6 +2750,12 @@ internal void OnNewLicenseList() {
 												continue;
 											}
 
+											if (redeemResponse.purchase_receipt_info == null) {
+												response.AppendLine(FormatBotResponse(Strings.FormatBotRedeem(key, $"{EResult.Timeout}/{EPurchaseResultDetail.NoDetail}"), innerBot.BotName));
+
+												continue;
+											}
+
 											triedBots.Add(innerBot);
 
 											EResult redeemResult = (EResult) redeemResponse.purchase_receipt_info.purchase_status;