lunasea/.github/workflows/prepare.yml

name: Prepare

on:
  workflow_call:
    inputs:
      flavor:
        type: string
        required: true

    outputs:
      build_number:
        description: "Build Number"
        value: ${{ jobs.build_number.outputs.build_number }}
      build_title:
        description: "Build Title"
        value: ${{ jobs.build_title.outputs.build_title }}
      build_version:
        description: "Build Version"
        value: ${{ jobs.build_version.outputs.build_version }}

    secrets:
      FIREBASE_OPTIONS:
        required: true

jobs:
  build_number:
    name: Build Number
    runs-on: ubuntu-latest
    outputs:
      build_number: ${{ steps.output.outputs.build_number }}
    steps:
      - name: Checkout Repository
        uses: actions/checkout@v2
        with:
          fetch-depth: 0
      
      - name: Count Commits
        id: commit_count
        run: |
          COUNT=`git rev-list HEAD --count`
          echo "::set-output name=commit_count::$COUNT"

      - name: Run Script
        id: script
        uses: actions/github-script@v6
        env:
          COUNT: ${{ steps.commit_count.outputs.commit_count }}
        with:
          result-encoding: string
          script: |
            const count = process.env.COUNT || "0";
            const base = 1000000000;
            return base + Number(count);

      - name: Set Output
        id: output
        run: |
          echo ${{ steps.script.outputs.result }}
          echo "::set-output name=build_number::${{ steps.script.outputs.result }}"

  build_version:
    name: Build Version
    runs-on: ubuntu-latest
    outputs:
      build_version: ${{ steps.output.outputs.build_version }}
    steps:
      - name: Checkout Repository
        uses: actions/checkout@v2
        with:
          fetch-depth: 0
      
      - name: Get Version
        id: version
        uses: martinbeentjes/npm-get-version-action@v1.1.0

      - name: Set Output
        id: output
        run: |
          echo ${{ steps.version.outputs.current-version }}
          echo "::set-output name=build_version::${{ steps.version.outputs.current-version }}"

  build_title:
    name: Build Title
    needs: [ build_number, build_version ]
    runs-on: ubuntu-latest
    outputs:
      build_title: ${{ steps.output.outputs.build_title }}
    steps:
      - name: Checkout Repository
        uses: actions/checkout@v2

      - name: Determine Short Hash
        id: hash
        run: |
          HASH=`git rev-parse --short ${{ github.sha }}`
          echo "::set-output name=hash::$HASH"
      
      - name: Set Output
        id: output
        run: |
          TITLE="v${{ needs.build_version.outputs.build_version }}-${{ inputs.flavor }}-${{ needs.build_number.outputs.build_number }}-${{ steps.hash.outputs.hash }}"
          echo $TITLE
          echo "::set-output name=build_title::$TITLE"

  generate_files:
    name: Generate Files
    runs-on: ubuntu-latest
    steps:
      - name: Checkout Repository
        uses: actions/checkout@v2

      - name: Install Flutter
        uses: subosito/flutter-action@v2
        with:
          channel: stable
          cache: true
          cache-key: ${{ github.sha }}

      - name: Prepare Generation
        run: |
          echo ${{ secrets.FIREBASE_OPTIONS }} | base64 --decode > lib/firebase_options.dart
          flutter pub get

      - name: Generate Flavor Configuration
        run: echo $'FLAVOR=${{ inputs.flavor }}\nCOMMIT=${{ github.sha }}' > .flavor
     
      - name: Generate Localization
        run: dart ./scripts/generate_localization.dart

      - name: Generate Build Runner Files
        run: flutter packages pub run build_runner build
      
      - name: Upload Core Files
        uses: actions/upload-artifact@v3
        with:
          name: core_files
          path: |
            ${{ github.workspace }}/.flavor
            ${{ github.workspace }}/assets/localization
            ${{ github.workspace }}/lib/**/*.g.dart