69 lines
2 KiB
Dart
69 lines
2 KiB
Dart
import 'dart:convert';
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import 'package:flutter_secure_storage/flutter_secure_storage.dart';
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import 'package:seshat/config/constants.dart';
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import 'package:seshat/utils/result.dart';
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import "package:http/http.dart" as http;
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class AuthClient {
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AuthClient();
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FlutterSecureStorage? _secureStorage;
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Future<void> _initStore() async {
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_secureStorage ??= const FlutterSecureStorage(
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aOptions: AndroidOptions(encryptedSharedPreferences: true),
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);
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}
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Future<Result<bool>> hasValidToken() async {
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try {
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await _initStore();
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bool hasToken = await _secureStorage!.containsKey(key: "token");
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if (hasToken) {
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var token = await _secureStorage!.read(key: "token");
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var url = Uri.parse("https://$apiBasePath/token-check");
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var response = await http.post(
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url,
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headers: {"Content-Type": "application/json"},
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body: jsonEncode({"token": token}),
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);
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if (response.body == "true") {
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return Result.ok(true);
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}
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}
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return Result.ok(false);
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} catch (e) {
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return Result.error(Exception(e));
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}
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}
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Future<Result<String>> login(String username, String password) async {
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var client = http.Client();
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try {
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await _initStore();
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var url = Uri.parse("https://$apiBasePath/auth");
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var response = await client.post(
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url,
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headers: {
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"Content-Type": "application/json",
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"Accept": "application/json",
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},
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body: jsonEncode({"password": password, "username": username}),
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);
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if (response.statusCode == 200) {
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var json = jsonDecode(response.body);
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await _secureStorage!.write(key: "token", value: json["access_token"]);
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return Result.ok(json["access_token"]);
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} else if (response.statusCode == 401) {
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return Result.error(Exception("Wrong credentials"));
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} else {
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return Result.error(Exception("Token creation error"));
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}
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} catch (e) {
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return Result.error(Exception(e));
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} finally {
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client.close();
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}
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}
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}
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