From 63fe9170e34c4f163567ddae078b8e6c1ca44ad9 Mon Sep 17 00:00:00 2001
From: Iván Ávalos <avalos@disroot.org>
Date: Mon, 27 Mar 2023 21:20:57 -0600
Subject: Implemented Firebase auth

---
 lib/database/helper.dart         |  2 +-
 lib/firebase/email_auth.dart     | 26 +++++++++++++++++++++++---
 lib/screens/login_screen.dart    | 31 +++++++++++++++++++------------
 lib/screens/register_screen.dart | 33 ++++++++++++++++++++-------------
 4 files changed, 63 insertions(+), 29 deletions(-)

diff --git a/lib/database/helper.dart b/lib/database/helper.dart
index 328ccf0..5992e7f 100644
--- a/lib/database/helper.dart
+++ b/lib/database/helper.dart
@@ -43,7 +43,7 @@ class DatabaseHelper {
   description VARCHAR(500),
   date DATE NOT NULL,
   completed INT DEFAULT 0
-    """);
+);""");
   }
 
   Future<int> insert(String table, Map<String, dynamic> data) async {
diff --git a/lib/firebase/email_auth.dart b/lib/firebase/email_auth.dart
index 70389ca..3b6844c 100644
--- a/lib/firebase/email_auth.dart
+++ b/lib/firebase/email_auth.dart
@@ -3,15 +3,35 @@ import 'package:firebase_auth/firebase_auth.dart';
 class EmailAuth {
   final FirebaseAuth _auth = FirebaseAuth.instance;
 
-  Future<dynamic> createUserWithEmailAndPassword({
+  Future<bool> createUserWithEmailAndPassword({
     required String email,
     required String password,
   }) async {
     try {
-      UserCredential cred = await _auth.createUserWithEmailAndPassword(
+      await _auth.createUserWithEmailAndPassword(
         email: email,
         password: password,
       );
-    } catch (e) {}
+      return true;
+    } catch (e) {
+      print(e);
+      return false;
+    }
+  }
+
+  Future<bool> signInWithEmailAndPassword({
+    required String email,
+    required String password,
+  }) async {
+    try {
+      UserCredential cred = await _auth.signInWithEmailAndPassword(
+        email: email,
+        password: password,
+      );
+      return cred.user?.emailVerified == true;
+    } catch (e) {
+      print(e);
+      return false;
+    }
   }
 }
diff --git a/lib/screens/login_screen.dart b/lib/screens/login_screen.dart
index 986b9e3..e70e84d 100644
--- a/lib/screens/login_screen.dart
+++ b/lib/screens/login_screen.dart
@@ -1,4 +1,5 @@
 import 'package:flutter/material.dart';
+import 'package:pmsna1/firebase/email_auth.dart';
 import 'package:pmsna1/widgets/loading_modal_widget.dart';
 import 'package:pmsna1/widgets/responsive.dart';
 import 'package:social_login_buttons/social_login_buttons.dart';
@@ -14,6 +15,8 @@ class _LoginScreenState extends State<LoginScreen>
     with SingleTickerProviderStateMixin {
   late AnimationController _controller;
 
+  final EmailAuth emailAuth = EmailAuth();
+
   bool isLoading = false;
 
   final padding = 16.0;
@@ -86,18 +89,7 @@ class _LoginScreenState extends State<LoginScreen>
                     buttonType: SocialLoginButtonType.generalLogin,
                     text: 'Iniciar sesión',
                     backgroundColor: Theme.of(context).colorScheme.primary,
-                    onPressed: () {
-                      setState(() {
-                        isLoading = true;
-                      });
-                      Future.delayed(const Duration(seconds: 4))
-                          .whenComplete(() {
-                        setState(() {
-                          isLoading = false;
-                          Navigator.of(context).pushNamed('/dash');
-                        });
-                      });
-                    },
+                    onPressed: () => onLoginClicked(context),
                   ),
                   spacer,
                   const Divider(),
@@ -133,6 +125,21 @@ class _LoginScreenState extends State<LoginScreen>
         ],
       );
 
+  void onLoginClicked(BuildContext context) {
+    emailAuth
+        .createUserWithEmailAndPassword(
+      email: _emailController.text,
+      password: _passwordController.text,
+    )
+        .then((success) {
+      setState(() {
+        isLoading = false;
+      });
+      // TODO: checar si el resultado es true
+      Navigator.of(context).pushNamed('/dash');
+    });
+  }
+
   @override
   Widget build(BuildContext context) {
     return Scaffold(
diff --git a/lib/screens/register_screen.dart b/lib/screens/register_screen.dart
index 43a9de2..aa5c213 100644
--- a/lib/screens/register_screen.dart
+++ b/lib/screens/register_screen.dart
@@ -1,6 +1,7 @@
 import 'package:email_validator/email_validator.dart';
 import 'package:flutter/material.dart';
 import 'package:image_picker/image_picker.dart';
+import 'package:pmsna1/firebase/email_auth.dart';
 import 'package:pmsna1/widgets/avatar_picker.dart';
 import 'package:social_login_buttons/social_login_buttons.dart';
 
@@ -134,19 +135,7 @@ class _RegisterScreenState extends State<RegisterScreen> {
                                   text: 'Crear cuenta',
                                   backgroundColor:
                                       Theme.of(context).colorScheme.primary,
-                                  onPressed: () {
-                                    setState(() {
-                                      isLoading = false;
-                                      if (validateForm()) {
-                                        Future.delayed(
-                                                const Duration(seconds: 4))
-                                            .whenComplete(() {
-                                          Navigator.of(context)
-                                              .pushNamed('/onboard');
-                                        });
-                                      }
-                                    });
-                                  },
+                                  onPressed: () => onRegisterClicked(context),
                                 ),
                               ],
                             ),
@@ -164,4 +153,22 @@ class _RegisterScreenState extends State<RegisterScreen> {
       ),
     );
   }
+
+  void onRegisterClicked(BuildContext context) {
+    setState(() {
+      isLoading = false;
+      if (validateForm()) {
+        EmailAuth()
+            .createUserWithEmailAndPassword(
+          email: _emailController.text,
+          password: _passwordController.text,
+        )
+            .then((success) {
+          if (success) {
+            Navigator.of(context).pushNamed('/dash');
+          }
+        });
+      }
+    });
+  }
 }
-- 
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