ios-build.yaml

name: "Build iOS"
on: workflow_dispatch
jobs:
  build:
    runs-on: macos-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v2
      
      - name: Install the Apple certificate and provisioning profile
        env:
          BUILD_CERTIFICATE_BASE64: ${{ secrets.APPSTORE_CERT_BASE64 }}
          P12_PASSWORD: ${{ secrets.APPSTORE_CERT_PASSWORD }}
          BUILD_PROVISION_PROFILE_BASE64: ${{ secrets.MOBILEPROVISION_BASE64 }}
          KEYCHAIN_PASSWORD: ${{ secrets.KEYCHAIN_PASSWORD }}
        run: |
          # create variables
          CERTIFICATE_PATH=$RUNNER_TEMP/build_certificate.p12
          PP_PATH=$RUNNER_TEMP/build_pp.mobileprovision
          KEYCHAIN_PATH=$RUNNER_TEMP/app-signing.keychain-db
          # import certificate and provisioning profile from secrets
          echo -n "$BUILD_CERTIFICATE_BASE64" | base64 --decode --output $CERTIFICATE_PATH
          echo -n "$BUILD_PROVISION_PROFILE_BASE64" | base64 --decode --output $PP_PATH
          # create temporary keychain
          security create-keychain -p "$KEYCHAIN_PASSWORD" $KEYCHAIN_PATH
          security set-keychain-settings -lut 21600 $KEYCHAIN_PATH
          security unlock-keychain -p "$KEYCHAIN_PASSWORD" $KEYCHAIN_PATH
          # import certificate to keychain
          security import $CERTIFICATE_PATH -P $P12_PASSWORD -A -t cert -f pkcs12 -k $KEYCHAIN_PATH
          security list-keychain -d user -s $KEYCHAIN_PATH
          # apply provisioning profile
          mkdir -p ~/Library/MobileDevice/Provisioning\ Profiles
          cp $PP_PATH ~/Library/MobileDevice/Provisioning\ Profiles
      
      - uses: subosito/flutter-action@v2
        with:
          channel: 'stable'
          architecture: x64
      
      - name: Download app dependencies
        run: flutter pub get 
      
      - name: Build IPA
        run: flutter build ipa --release --export-method ad-hoc
          
      - name: Collect IPA artifacts
        uses: actions/upload-artifact@v2
        with:
         name: release-ipa
         path: build/ios/ipa/*.ipa

      - name: Clean up keychain and provisioning profile
        if: ${{ always() }}
        run: |
          security delete-keychain $RUNNER_TEMP/app-signing.keychain-db
          rm ~/Library/MobileDevice/Provisioning\ Profiles/build_pp.mobileprovision