release.yaml

name: Add Artifacts for Release

on:
  workflow_dispatch:
    inputs:
      tag:
        description: "Draft a release in specific tag, e.g. v1.0.0"
        required: false
  push:
    tags:
      - "v[0-9]+.[0-9]+.[0-9]+" # Release only

jobs:
  check-version:
    name: Check pubspec.yaml version with tag
    runs-on: ubuntu-latest
    outputs:
      tag: ${{ steps.tag.outputs.result }}
      build_code: ${{ steps.pubspec_version.outputs.code }}
    steps:
      - name: Checkout code
        uses: actions/checkout@v3

      - name: Load pubspec version
        id: pubspec
        uses: CumulusDS/get-yaml-paths-action@v1.0.1
        with:
          file: pubspec.yaml
          version: version

      - name: Extract pubspec version and code
        id: pubspec_version
        run: |
          PUBSPEC_VERSION=$(echo "${{ steps.pubspec.outputs.version }}" | cut -f1 -d"+")
          PUBSPEC_BUILD_CODE=$(echo "${{ steps.pubspec.outputs.version }}" | cut -f2- -d"+")
          echo "::set-output name=version::$PUBSPEC_VERSION"
          echo "::set-output name=code::$PUBSPEC_BUILD_CODE"

      - name: Get tag that trigger this workflow
        id: tag
        uses: actions/github-script@v6
        with:
          result-encoding: string
          script: |
            return context.eventName === 'workflow_dispatch'
              ? '${{ github.event.inputs.tag }}'
              : context.payload.ref.replace(/\/?refs\/tags\//, '');

      - name: Check version
        run: test '${{ steps.tag.outputs.result }}' = 'v${{ steps.pubspec_version.outputs.version }}'

  # If pushing released tag (vX.X.X), it should be fired.
  # Should build some artifacts, see below.
  get-release:
    name: Get release
    runs-on: ubuntu-latest
    needs: check-version
    outputs:
      changelog: ${{ steps.get_release.outputs.changelog }}
    steps:
      # escape special characters
      # https://github.com/actions/toolkit/issues/403
      - name: Get Changelog from rc1
        id: get_release
        run: |
          release=$(curl -s \
            -H "Authorization: token ${{ secrets.GITHUB_TOKEN }}" \
            -H 'Accept: application/vnd.github.v3+json' \
            https://api.github.com/repos/evan361425/flutter-pos-system/releases \
            | jq -c '.[] | select( .name | contains("${{ needs.check-version.outputs.tag }}"))')
          [ -z "$release" ] && exit 1

          if [ ! "$(echo "$release" | jq -r '.tag_name')" = "${{ needs.check-version.outputs.tag }}" ]; then
            curl -X PATCH \
              -H 'Accept: application/vnd.github.v3+json' \
              -H "Authorization: token ${{ secrets.GITHUB_TOKEN }}" \
              -d '{"tag_name":"${{ needs.check-version.outputs.tag }}"}' \
              "https://api.github.com/repos/evan361425/flutter-pos-system/releases/$(echo "$release" | jq -r '.id')"
          fi

          body="$(echo "$release" | jq -r '.body')"
          body="${body//'%'/'%25'}"
          body="${body//$'\n'/'%0A'}"
          body="${body//$'\r'/'%0D'}"
          body="${body//$'## '/}"
          body="${body//$'-'/•}"
          echo "::set-output name=changelog::$body"

  # Push changelog to repository
  add-changelog:
    name: Add changelog to Fastlane
    runs-on: ubuntu-latest
    needs:
      - get-release
      - check-version
    steps:
      - name: Checkout code
        uses: actions/checkout@v3
        with:
          ref: "master"

      - name: Push to GitHub
        run: |
          file="android/fastlane/metadata/android/zh-TW/changelogs/${{ needs.check-version.outputs.build_code }}.txt"
          git config --local user.email "41898282+github-actions[bot]@users.noreply.github.com"
          git config --local user.name "github-actions[bot]"
          echo "${{ needs.get-release.outputs.changelog }}" > "$file"
          git add --all
          git commit . -m "release(${{ needs.check-version.outputs.tag }}): ${{ needs.check-version.outputs.build_code }}"
          git push

      - name: Push tag if fired by dispatch
        if: ${{ github.event_name != 'workflow_dispatch' }}
        run: |
          git tag ${{ github.event.inputs.tag }}
          git push origin --tags