Create UpdateManager.kt

src/android/app/src/main/java/org/yuzu/yuzu_emu/UpdateManager.kt

@@ -0,0 +1,82 @@
+package org.yuzu.yuzu_emu
+
+import android.app.AlertDialog
+import android.content.Context
+import android.content.Intent
+import android.net.Uri
+import android.os.AsyncTask
+import android.os.Build
+import android.util.Log
+import com.squareup.okhttp.OkHttpClient
+import com.squareup.okhttp.Request
+import com.squareup.okhttp.Response
+import org.json.JSONObject
+
+class UpdateManager(private val context: Context) {
+
+    private val TAG = "UpdateManager"
+
+    fun checkForUpdates() {
+        val currentVersion = BuildConfig.VERSION_NAME // 当前应用版本
+        val updateUrl = "https://your-server.com/check_update.php" // 用于检查更新的服务器端点
+
+        // 异步任务执行更新检查
+        object : AsyncTask<Void, Void, String>() {
+            override fun doInBackground(vararg params: Void): String {
+                try {
+                    val client = OkHttpClient()
+                    val request = Request.Builder()
+                        .url(updateUrl)
+                        .build()
+
+                    val response: Response = client.newCall(request).execute()
+                    if (response.isSuccessful) {
+                        return response.body().string()
+                    }
+                } catch (e: Exception) {
+                    Log.e(TAG, "Error checking for updates: ${e.message}")
+                }
+                return ""
+            }
+
+            override fun onPostExecute(result: String) {
+                super.onPostExecute(result)
+                if (result.isNotEmpty()) {
+                    handleUpdateResponse(result, currentVersion)
+                }
+            }
+        }.execute()
+    }
+
+    private fun handleUpdateResponse(response: String, currentVersion: String) {
+        try {
+            val jsonObject = JSONObject(response)
+            val latestVersion = jsonObject.getString("version")
+            val releaseNotes = jsonObject.getString("release_notes")
+            val downloadUrl = jsonObject.getString("download_url")
+
+            if (latestVersion != currentVersion) {
+                showUpdateDialog(latestVersion, releaseNotes, downloadUrl)
+            }
+        } catch (e: Exception) {
+            Log.e(TAG, "Error parsing update response: ${e.message}")
+        }
+    }
+
+    private fun showUpdateDialog(version: String, releaseNotes: String, downloadUrl: String) {
+        val alertDialogBuilder = AlertDialog.Builder(context)
+        alertDialogBuilder.setTitle("有新的更新可用")
+        alertDialogBuilder.setMessage("版本: $version\n\n$releaseNotes")
+        alertDialogBuilder.setPositiveButton("立即更新") { dialog, _ ->
+            val intent = Intent(Intent.ACTION_VIEW)
+            intent.data = Uri.parse(downloadUrl)
+            context.startActivity(intent)
+            dialog.dismiss()
+        }
+        alertDialogBuilder.setNegativeButton("稍后再说") { dialog, _ ->
+            dialog.dismiss()
+        }
+        val alertDialog = alertDialogBuilder.create()
+        alertDialog.show()
+    }
+}