From 356f84c05321e47054f9ea87c5dee84efbe4e7d2 Mon Sep 17 00:00:00 2001
From: ShirosakiMio <852468399@qq.com>
Date: Fri, 19 Apr 2024 21:08:21 +0800
Subject: [PATCH] fix microsoft login #344

---
 .../fclcore/auth/microsoft/MicrosoftService.java       | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/FCLCore/src/main/java/com/tungsten/fclcore/auth/microsoft/MicrosoftService.java b/FCLCore/src/main/java/com/tungsten/fclcore/auth/microsoft/MicrosoftService.java
index cb8c3d16..733ad1fe 100644
--- a/FCLCore/src/main/java/com/tungsten/fclcore/auth/microsoft/MicrosoftService.java
+++ b/FCLCore/src/main/java/com/tungsten/fclcore/auth/microsoft/MicrosoftService.java
@@ -154,6 +154,16 @@ public class MicrosoftService {
 
         long notAfter = minecraftResponse.expiresIn * 1000L + System.currentTimeMillis();
 
+        // Check MC ownership, this is necessary, see GitHub#2979
+        HttpURLConnection request = HttpRequest.GET("https://api.minecraftservices.com/entitlements/mcstore")
+                .authorization("Bearer " + minecraftResponse.accessToken)
+                .retry(5)
+                .accept("application/json").createConnection();
+
+        if (request.getResponseCode() != 200) {
+            throw new ResponseCodeException(new URL("https://api.minecraftservices.com/entitlements/mcstore"), request.getResponseCode());
+        }
+
         // Get Minecraft Account UUID
         MinecraftProfileResponse profileResponse = getMinecraftProfile(minecraftResponse.tokenType, minecraftResponse.accessToken);
         handleErrorResponse(profileResponse);