flutter_blue_app

A Flutter application that uses the flutter_bluetooth_serial package.

Table of Contents

• Overview
• Setting Up Flutter
  • Installing Flutter on macOS
  • Installing Flutter on Windows
• Running the Application
• Building the APK
• Setting Up Android SDK (macOS)
• Setting Up Android SDK (Windows)
• Getting Started
• Additional Resources

Overview

This project is a starting point for a Flutter application that integrates Bluetooth functionality using the flutter_bluetooth_serial package.

Setting Up Flutter

Installing Flutter on macOS

1. Download Flutter

   curl -O https://storage.googleapis.com/flutter_infra_release/releases/stable/macos/flutter_macos_3.10.6-stable.zip

   Extract the downloaded zip and move it to the desired location:

   unzip flutter_macos_3.10.6-stable.zip
   mv flutter ~/development/flutter

2. Update Environment Variables Add Flutter to the PATH:

   export PATH="$PATH:$HOME/development/flutter/bin"

   To make this change permanent, add the line above to ~/.zshrc or ~/.bashrc, depending on your shell.

3. Install Dependencies

   brew install cocoapods
   flutter doctor

   Follow any additional installation steps suggested by flutter doctor.

Installing Flutter on Windows

1. Download Flutter

   • Download the Flutter SDK from Flutter Official Site
   • Extract it to C:\src\flutter

2. Update Environment Variables

   • Open Edit environment variables from the Start menu.
   • Add C:\src\flutter\bin to the Path variable.

3. Install Dependencies

   • Run:

     flutter doctor

   • Install any missing dependencies reported by flutter doctor.

Running the Application

1. Add the Bluetooth Package Dependency
   In your project directory, run:

   flutter pub add flutter_bluetooth_serial:^0.4.0

2. Get Dependencies
   Fetch the package:

   flutter pub get

3. Create Necessary Files
   If needed, generate missing files:

   flutter create .

4. Run the App
   Launch the application:

   flutter run

Building the APK

1. Set Up the Android SDK
   Follow the setup instructions below for your operating system.

2. Clean and Build
   Once the SDK is configured, run:

   flutter clean
   flutter build apk --release

Setting Up Android SDK (macOS)

1. Install Android Command-Line Tools

   brew install android-commandlinetools

2. Create the Android SDK Directory

   mkdir -p ~/Library/Android/sdk

3. Install Essential SDK Packages

   sdkmanager --sdk_root=$HOME/Library/Android/sdk "platform-tools" "platforms;android-34" "build-tools;34.0.0" "cmdline-tools;latest"

4. Configure Environment Variables Add these to ~/.zshrc or ~/.bashrc:

   export ANDROID_HOME=$HOME/Library/Android/sdk
   export PATH=$ANDROID_HOME/platform-tools:$PATH

5. Verify Installation

   flutter doctor

Setting Up Android SDK (Windows)

1. Install Android Command-Line Tools

   • Download from Android Developer
   • Extract it to C:\Android\cmdline-tools\latest

2. Install SDK Packages

   cd C:\Android\cmdline-tools\latest\bin
   sdkmanager "platform-tools" "platforms;android-34" "build-tools;34.0.0" "cmdline-tools;latest"

3. Configure Environment Variables

   • Add C:\Android\platform-tools and C:\Android\cmdline-tools\latest\bin to Path.

4. Verify Installation

   flutter doctor

Getting Started

This project is a great starting point for your Flutter application. If you're new to Flutter, check out these resources:

• Lab: Write your first Flutter app
• Cookbook: Useful Flutter samples

Additional Resources

For more help with Flutter development, visit the Flutter documentation, which provides tutorials, samples, and a full API reference.