v1.4.0+61

lib/controller/authcontroller.dart

@@ -0,0 +1,114 @@
+import 'dart:convert';
+
+import 'package:get/get.dart';
+import 'package:encrypt_shared_preferences/provider.dart';
+import 'package:http/http.dart' as http;
+
+class AuthController extends GetxController {
+  final EncryptedSharedPreferencesAsync storage =
+      EncryptedSharedPreferencesAsync.getInstance();
+
+  RxnString token = RxnString();
+  RxnInt userId = RxnInt();
+  RxnString avatarUrl = RxnString();
+  RxnString username = RxnString();
+  RxBool isLoading = false.obs;
+  RxnString error = RxnString();
+
+  @override
+  void onInit() {
+    super.onInit();
+    loadToken();
+  }
+
+  Future<void> loadToken() async {
+    token.value = await storage.getString('token');
+    if (token.value != null) {
+      await fetchUserInfo();
+    }
+  }
+
+  Future<void> saveToken(String newToken) async {
+    token.value = newToken;
+    await storage.setString('token', newToken);
+    await fetchUserInfo();
+  }
+
+  Future<void> logout() async {
+    if (token.value != null) {
+      try {
+        await http.post(
+          Uri.parse('https://api.f0ck.me/logout'),
+          headers: {
+            'Authorization': 'Bearer ${token.value}',
+            'Content-Type': 'application/json',
+          },
+        );
+      } catch (_) {}
+    }
+    token.value = null;
+    userId.value = null;
+    avatarUrl.value = null;
+    username.value = null;
+    await storage.remove('token');
+  }
+
+  Future<bool> login(String username, String password) async {
+    isLoading.value = true;
+    error.value = null;
+    try {
+      final http.Response response = await http.post(
+        Uri.parse('https://api.f0ck.me/login'),
+        headers: {'Content-Type': 'application/json'},
+        body: json.encode({'username': username, 'password': password}),
+      );
+      if (response.statusCode == 200) {
+        final dynamic data = json.decode(response.body);
+        if (data['token'] != null) {
+          await saveToken(data['token']);
+          userId.value = data['userid'];
+          avatarUrl.value = data['avatar'] != null
+              ? 'https://f0ck.me/t/${data['avatar']}.webp'
+              : null;
+          this.username.value = data['user'];
+          return true;
+        } else {
+          error.value = 'Kein Token erhalten';
+        }
+      } else {
+        error.value = 'Login fehlgeschlagen';
+      }
+    } catch (e) {
+      error.value = e.toString();
+    } finally {
+      isLoading.value = false;
+    }
+    return false;
+  }
+
+  Future<void> fetchUserInfo() async {
+    if (token.value == null) return;
+    try {
+      final http.Response response = await http.get(
+        Uri.parse('https://api.f0ck.me/login/check'),
+        headers: {'Authorization': 'Bearer ${token.value}'},
+      );
+      if (response.statusCode == 200) {
+        final dynamic data = json.decode(response.body);
+        userId.value = data['userid'] != null
+            ? int.tryParse(data['userid'].toString())
+            : null;
+        avatarUrl.value = data['avatar'] != null
+            ? 'https://f0ck.me/t/${data['avatar']}.webp'
+            : null;
+        username.value = data['user'];
+      } else {
+        await logout();
+      }
+    } catch (_) {
+      await logout();
+    }
+  }
+
+  bool get isLoggedIn => token.value != null && token.value!.isNotEmpty;
+}