From 8a198f5635083b7f0410e8349536667d01884824 Mon Sep 17 00:00:00 2001
From: MKim <mrn.kim07@gmail.com>
Date: Wed, 2 Oct 2024 21:25:51 +0900
Subject: [PATCH] =?UTF-8?q?URI=20=EC=8A=A4=ED=82=B4=20=EC=A0=81=EC=9A=A9?=
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---
 lib/feature/login/LoginScreen.dart            | 71 ++++++++++++++++++-
 .../socialauth/SocialAuthService.dart         | 14 +++-
 2 files changed, 82 insertions(+), 3 deletions(-)

diff --git a/lib/feature/login/LoginScreen.dart b/lib/feature/login/LoginScreen.dart
index 0a44e5f..edc5651 100644
--- a/lib/feature/login/LoginScreen.dart
+++ b/lib/feature/login/LoginScreen.dart
@@ -1,7 +1,12 @@
+import 'dart:async';
+
 import 'package:blueberry_flutter_template/feature/camera/CameraScreen.dart';
+import 'package:firebase_auth/firebase_auth.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:go_router/go_router.dart';
+import 'package:app_links/app_links.dart';
+import 'package:blueberry_flutter_template/utils/Talker.dart';
 
 import '../../core/widget/SquareTitleWidget.dart';
 import '../../services/FirebaseAuthServiceProvider.dart';
@@ -26,11 +31,73 @@ final wantEditNameProvider = StateProvider<bool>((ref) => false);
 
 ///# 로그인 화면
 ///* 이메일, 소셜(구글,애플,깃허브) 로그인 기능 제공
-class LoginScreen extends ConsumerWidget {
+class LoginScreen extends ConsumerStatefulWidget {
   const LoginScreen({super.key});
 
   @override
-  Widget build(BuildContext context, WidgetRef ref) {
+  LoginScreenState createState() => LoginScreenState();
+}
+
+class LoginScreenState extends ConsumerState<LoginScreen> {
+  StreamSubscription? _sub;
+
+  //initAppLinks()는 초기 링크만 처리하고, 실시간 딥 링크 구독은 initState()에서 처리
+  Future<void> initAppLinks() async {
+    final appLinks = AppLinks();
+    final initialLink = await appLinks.getInitialLink();
+    if (initialLink != null) {
+      try {
+        handleDeepLink(initialLink); // 초기 딥링크 처리
+      } catch (e) {
+        talker.error("초기 딥 링크 처리 중 오류 발생: $e");
+      }
+    }
+  }
+
+  Future<void> handleDeepLink(Uri uri) async {
+    try {
+      if (uri.authority == 'login-callback') {
+        final firebaseToken = uri.queryParameters['firebaseToken'];
+        final String? name = uri.queryParameters['name'];
+        final String? profileImage = uri.queryParameters['profileImage'];
+
+        if (firebaseToken != null) {
+          UserCredential userCredential =
+           await FirebaseAuth.instance.signInWithCustomToken(firebaseToken);
+           await userCredential.user?.updateDisplayName(name);
+           await userCredential.user?.updatePhotoURL(profileImage);
+        } else {
+          throw Exception('Firebase token이 존재하지 않습니다.');
+        }
+      }
+    } catch (e) {
+      talker.error("딥 링크 처리 중 오류 발생: $e");
+    }
+  }
+
+  @override
+  void initState() {
+    super.initState();
+    initAppLinks(); // 초기 딥 링크 처리
+
+    // 실시간 딥 링크 구독
+    _sub = AppLinks().uriLinkStream.listen((Uri? link) {
+      if (link != null) {
+        handleDeepLink(link);
+      }
+    }, onError: (err) {
+      talker.error("딥 링크 수신 중 오류 발생: $err");
+    });
+  }
+
+  @override
+  void dispose() {
+    _sub?.cancel(); // 구독 해제
+    super.dispose();
+  }
+
+  @override
+  Widget build(BuildContext context) {
     // 페이지 정보를 가져오는 상태 관리 객체
     final pageState = ref.watch(pageProvider);
     // 로그인 상태를 가져오는 상태 관리 객체
diff --git a/lib/services/socialauth/SocialAuthService.dart b/lib/services/socialauth/SocialAuthService.dart
index 4a81f59..94102cc 100644
--- a/lib/services/socialauth/SocialAuthService.dart
+++ b/lib/services/socialauth/SocialAuthService.dart
@@ -1,3 +1,4 @@
+import 'dart:async';
 import 'dart:convert';
 import 'dart:math';
 
@@ -102,7 +103,18 @@ class SocialAuthService {
 
     final Uri url = Uri.parse(
         'https://nid.naver.com/oauth2.0/authorize?response_type=code&client_id=$clientId&redirect_uri=$redirectUri&state=$state');
-    await launchUrl(url);
+
+    try {
+      final bool launched =
+          await launchUrl(url, mode: LaunchMode.externalApplication);
+      if (!launched) {
+        talker.error('네이버 로그인 URL 런칭 실패: $url');
+        throw Exception('네이버 로그인 URL 런칭 실패');
+      }
+    } catch (e) {
+      talker.error('네이버 로그인 URL 런칭 중 오류 발생: $e');
+      throw Exception('네이버 로그인 중 오류 발생: $e');
+    }
   }
 
   ///* 인증정보를 바탕으로 firestore에 저장하는 함수