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Flutter sign up sign in

Oden Sama

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pakigawa ako ng basic sign up sign in sa flutter mobile

connected narin dapat sa firebase
 
Sure, I can help you with that. To create a basic sign up and sign in functionality in Flutter using Firebase, you'll need to follow these steps:

Step 1: Set up Firebase in your Flutter project
- Open your pubspec.yaml file and add the following dependencies:
Code:
  firebase_core: ^1.0.0
  firebase_auth: ^1.0.0
  cloud_firestore: ^1.0.0
- Run the flutter pub get command to fetch the dependencies.

- Go to the Firebase Console (You do not have permission to view the full content of this post. Log in or register now.) and create a new project if you haven't already.

- After creating the project, click on "Add app" and select Flutter. Follow the instructions to register your app and download the google-services.json file.

- Move the downloaded google-services.json file to the android/app/ directory in your Flutter project.

- Open the android/build.gradle file and add the following line under dependencies:
Code:
groovy
  classpath 'com.google.gms:google-services:4.3.10'

- Open the android/app/build.gradle file and add the following line at the bottom:
Code:
groovy
  apply plugin: 'com.google.gms.google-services'

- Run the flutter pub get command again to fetch the new dependencies.

Step 2: Implement the sign-up functionality
- Create a new file called sign_up.dart.

- Inside the file, import the required packages:
Code:
import 'package:flutter/material.dart';
import 'package:firebase_auth/firebase_auth.dart';

- Create a class called SignUpScreen that extends StatefulWidget.

- Implement the build method for the SignUpScreen class, which will render the UI for the sign-up screen. You can use Flutter widgets like TextField, RaisedButton, etc., to create the form fields and sign-up button.

- In the sign-up button's onPressed callback, call the createUserWithEmailAndPassword method from the FirebaseAuth class to create a new user with the entered email and password.

- Handle any errors that may occur during the sign-up process using try-catch blocks.

- Finally, navigate to the sign-in screen or the home screen based on the sign-up result.

Step 3: Implement the sign-in functionality
- Create a new file called sign_in.dart.

- Inside the file, import the required packages:
Code:
import 'package:flutter/material.dart';
import 'package:firebase_auth/firebase_auth.dart';

- Create a class called SignInScreen that extends StatefulWidget.

- Implement the build method for the SignInScreen class, which will render the UI for the sign-in screen. You can use Flutter widgets like TextField, RaisedButton, etc., to create the form fields and sign-in button.

- In the sign-in button's onPressed callback, call the signInWithEmailAndPassword method from the FirebaseAuth class to sign in the user with the entered email and password.

- Handle any errors that may occur during the sign-in process using try-catch blocks.

- Finally, navigate to the home screen or display an error message based on the sign-in result.

Step 4: Set up Firebase authentication rules
- In the Firebase Console, go to the "Authentication" section.

- Click on the "Sign-in method" tab and enable the "Email/Password" sign-in provider.

- With this, you have set up the basic sign up and sign in functionality in Flutter using Firebase. Remember to handle user authentication state and store user information in the Firestore database as needed.

This is a high-level overview of the steps involved in creating a basic sign-up and sign-in functionality in Flutter using Firebase. You may need to refer to the official documentation for more detailed implementation and customization.
 

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