Androidプロジェクトのビルドの自動化とリリースの作成をするGitHub Actions

android_build_and_create_release.yml

# MIT License
#
# Copyright (c) 2024 Yasuyuki Kamata
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in all
# copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.

name: Android CI and Release

on:
  push:
    branches: [ "main" ]
  pull_request:
    branches: [ "main" ]
  workflow_dispatch:
    inputs:
      version:
        description: 'App version'
        required: true
        default: '1.0.0'

permissions:
  contents: write

jobs:
  build:
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Check if version exists
        run: |
          if git rev-parse v${{ github.event.inputs.version }} >/dev/null 2>&1; then
            echo "Error: Version ${{ github.event.inputs.version }} already exists"
            exit 1
          fi

      - name: Set up JDK 17
        uses: actions/setup-java@v4
        with:
          java-version: '17'
          distribution: 'temurin'
          cache: gradle

      - name: Grant execute permission for gradlew
        run: chmod +x gradlew

      - name: Build with Gradle
        run: ./gradlew build

      - name: Run tests
        run: ./gradlew test

      - name: Build Debug APK
        run: ./gradlew assembleDebug

      - name: Rename APK
        run: mv app/build/outputs/apk/debug/app-debug.apk app/build/outputs/apk/debug/app-debug.apk

      - name: Upload APK
        uses: actions/upload-artifact@v4
        with:
          name: app-debug.apk
          path: app/build/outputs/apk/debug/app-debug.apk
          retention-days: 5

      - name: Generate Changelog
        id: generate_changelog
        if: github.event_name == 'workflow_dispatch'
        run: |
          echo "Generating changelog..."
          LATEST_TAG=$(git describe --tags --abbrev=0 2>/dev/null || echo "")
          REPO_URL="https://github.com/${{ github.repository }}"
          
          if [ -z "$LATEST_TAG" ]; then
            # no tags (initial release)
            echo "## Changes in this release:" > changelog.txt
            echo "- Initial release" >> changelog.txt
            git log --pretty=format:"- [%s]($REPO_URL/commit/%H)" >> changelog.txt
          else
            # tags exist
            echo "## Changes in this release:" > changelog.txt
            git log $LATEST_TAG..HEAD --pretty=format:"- %s($REPO_URL/commit/%H)" >> changelog.txt
            echo "" >> changelog.txt
            echo "" >> changelog.txt
            echo "**Full Changelog**: $REPO_URL/compare/$LATEST_TAG...v${{ github.event.inputs.version }}" >> changelog.txt
          fi
          
          changelog=$(cat changelog.txt)
          echo "CHANGELOG<<EOF" >> $GITHUB_OUTPUT
          echo "$changelog" >> $GITHUB_OUTPUT
          echo "EOF" >> $GITHUB_OUTPUT

      - name: Create Release
        if: github.event_name == 'workflow_dispatch'
        uses: softprops/action-gh-release@v2
        with:
          tag_name: v${{ github.event.inputs.version }}
          name: Release ${{ github.event.inputs.version }}
          body: |
            Release of version ${{ github.event.inputs.version }}
            
            ${{ steps.generate_changelog.outputs.CHANGELOG }}
          draft: false
          prerelease: false
          files: app/build/outputs/apk/debug/app-debug.apk
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}