step 3 : login proses

lib/repository/auth_repository.dart

@@ -0,0 +1,24 @@
+import '../model/auth_model.dart';
+import 'base_repository.dart';
+
+class AuthRepository extends BaseRepository {
+  AuthRepository({required super.dio});
+
+  Future<AuthModel> login({
+    required String username,
+    required String host,
+    required String password,
+  }) async {
+    final param = {"username": username, "password": password};
+    // final service = "${Constant.baseUrl}xauth/login";
+    final service = "http://$host/one-api/v1/system/auth/login";
+    final resp = await post(param: param, service: service);
+
+    final result = AuthModel(
+      host: host,
+      token: resp["data"]["token"],
+      model: UserModel.fromJson(resp["data"]["user"]),
+    );
+    return result;
+  }
+}

lib/repository/base_repository.dart

@@ -0,0 +1,106 @@
+import 'dart:convert';
+import 'dart:io';
+
+import 'package:dio/dio.dart';
+
+abstract class BaseRepository {
+  final Dio dio;
+  BaseRepository({required this.dio});
+
+  // POST PAKE ContentType JSON
+  Future<Map<String, dynamic>> post({
+    required Map<String, dynamic> param,
+    required String service,
+    String? token,
+  }) async {
+    try {
+      final response = await dio.post(
+        // Constant.baseUrl + service,
+        service,
+        data: jsonEncode(param),
+        options: Options(
+          headers: token != null
+              ? {
+                  HttpHeaders.contentTypeHeader: "application/json",
+                  HttpHeaders.authorizationHeader: "Bearer $token",
+                }
+              : {
+                  HttpHeaders.contentTypeHeader: "application/json",
+                },
+          contentType: "application/json",
+        ),
+      );
+      if (response.statusCode != 200) {
+        throw BaseRepositoryException(
+          message: "Invalid Http Response ${response.statusCode}",
+        );
+      }
+      Map<String, dynamic> jsonData = jsonDecode(response.data);
+      if (jsonData["status"] != "OK") {
+        throw BaseRepositoryException(
+          message: jsonData["message"],
+        );
+      } else {
+        return jsonData;
+      }
+    } on DioException catch (e) {
+      throw BaseRepositoryException(message: e.message ?? "");
+    } on SocketException catch (e) {
+      throw BaseRepositoryException(message: e.message);
+    } on BaseRepositoryException catch (e) {
+      throw BaseRepositoryException(message: e.message);
+    }
+  }
+
+  // GET Pake Content Type JSON
+  Future<Map<String, dynamic>> get({
+    // required Map<String, dynamic> param,
+    required String service,
+    String? token,
+  }) async {
+    try {
+      final response = await dio.get(
+        // Constant.baseUrl + service,
+        service,
+        // data: jsonEncode(param),
+        options: Options(
+          headers: token != null
+              ? {
+                  HttpHeaders.contentTypeHeader: "application/json",
+                  HttpHeaders.authorizationHeader: "Bearer $token",
+                }
+              : {
+                  HttpHeaders.contentTypeHeader: "application/json",
+                },
+          contentType: "application/json",
+        ),
+      );
+      if (response.statusCode != 200) {
+        throw BaseRepositoryException(
+          message: "Invalid Http Response ${response.statusCode}",
+        );
+      }
+      Map<String, dynamic> jsonData = jsonDecode(response.data);
+      if (jsonData["status"] != "OK") {
+        throw BaseRepositoryException(
+          message: jsonData["message"],
+        );
+      } else {
+        return jsonData;
+      }
+    } on DioException catch (e) {
+      throw BaseRepositoryException(message: e.message ?? "");
+    } on SocketException catch (e) {
+      throw BaseRepositoryException(message: e.message);
+    } on BaseRepositoryException catch (e) {
+      throw BaseRepositoryException(message: e.message);
+    }
+  }
+}
+
+class BaseRepositoryException implements Exception {
+  final String message;
+  BaseRepositoryException({
+    required this.message,
+  });
+}