build-f-droid-apk.yml

name: Build FDroid APK

on:
  workflow_dispatch:
  push:
    tags:
      - 'fdroid-v*.*.*'
    paths-ignore:
      - 'README.md'
      - 'wiki/**'
      - 'public/**'
      - 'scripts/**'
      - '.vscode'
      - '.idea'
  pull_request:
    branches:
      - master
      - main
    paths-ignore:
      - 'README.md'
      - 'wiki/**'
      - 'public/**'
      - '.scripts/**'
      - '.vscode'
      - '.idea'

jobs:
  build:
    name: Install and build
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: pnpm/action-setup@v2
        with:
          version: 8
      - uses: actions/setup-node@v3
        with:
          node-version: 18.x
          cache: pnpm
      - name: Set Up JDK
        uses: actions/setup-java@v3
        with:
          distribution: 'zulu' # See 'Supported distributions' for available options
          java-version: '17'
      - name: Setup Gradle # fix `incompatible version of Kotlin. The binary version of its metadata is 1.9.0, expected version is 1.7.1.`
        uses: gradle/gradle-build-action@v2
        with:
          gradle-version: 8.0.1 # use the gradle version I saw on eas build's console, which might match the kotlin version?

      - name: Get pnpm store directory
        shell: bash
        run: |
          echo "STORE_PATH=$(pnpm store path --silent)" >> $GITHUB_ENV

      - uses: actions/cache@v3
        name: Setup pnpm cache
        with:
          path: ${{ env.STORE_PATH }}
          key: ${{ runner.os }}-pnpm-store-${{ hashFiles('**/pnpm-lock.yaml') }}
          restore-keys: |
            ${{ runner.os }}-pnpm-store-

      - name: Install dependencies
        run: pnpm install

      ## configure cash for gradle : will help to reduce build time
      - name: Cache Gradle Wrapper and Dependencies
        uses: actions/cache@v2
        with:
          path: |
            ~/.gradle/caches
            ~/.gradle/wrapper
          key: ${{ runner.os }}-gradle-${{ hashFiles('**/*.gradle*', '**/gradle-wrapper.properties') }}
          restore-keys: |
            ${{ runner.os }}-gradle-

      - name: Build by eject eas
        run: npx expo prebuild -p android --clean

      - name: remove prorietary bits (for f-droid)
        run: npx zx scripts/fit-f-droid.mjs

      - name: Build apk
        run: |
          cd android/app
          gradle assembleRelease --no-daemon

      ## sign generated apk
      - name: Sign APK
        id: sign_app
        uses: r0adkll/sign-android-release@v1
        with:
          releaseDirectory: android/app/build/outputs/apk/release
          signingKeyBase64: ${{ secrets.ANDROID_SIGNING_KEY }}
          alias: ${{ secrets.ANDROID_ALIAS }}
          keyStorePassword: ${{ secrets.ANDROID_KEY_STORE_PASSWORD }}
          keyPassword: ${{ secrets.ANDROID_KEY_PASSWORD }}

      - name: Create Release
        uses: softprops/action-gh-release@v1
        if: startsWith(github.ref, 'refs/tags/')
        with:
          draft: true
          generate_release_notes: true
          files: android/app/build/outputs/apk/release/app-release-signed.apk 
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}