update-from-upstream.yml

name: Update from Upstream

on:
  schedule:
    - cron: '0 0 * * *'
  workflow_dispatch:

jobs:
  update:
    runs-on: ubuntu-latest

    steps:
      - name: Checkout repo
        uses: actions/checkout@v4

      - uses: actions/setup-node@v4
        with:
          node-version: 20

      - name: fetch latest release tag from upstream repo
        id: fetch_release
        uses: actions/github-script@v7
        with:
          script: |
            const owner = 'MixinNetwork';
            const repo = 'flutter-app';
            const { data: latestRelease } = await github.rest.repos.getLatestRelease({owner, repo});
            core.setOutput('tag_name', latestRelease.tag_name);

      - name: check has upgrade
        id: check_upgrade
        run: |
          current_version=$(grep -oP "(?<=https://github.com/MixinNetwork/flutter-app/releases/download/).*(?=/mixin_desktop_linux_amd64_portable.tar.gz)" one.mixin.messenger.yml)
          echo "current version: $current_version, remote version: ${{ steps.fetch_release.outputs.tag_name }}"
          if [ "$current_version" != "${{ steps.fetch_release.outputs.tag_name }}" ]; then
            echo "new version available"
            echo "new_version=${{ steps.fetch_release.outputs.tag_name }}" >> $GITHUB_ENV
            echo "current_version=$current_version" >> $GITHUB_ENV
      
            wget https://github.com/MixinNetwork/flutter-app/releases/download/${{ steps.fetch_release.outputs.tag_name }}/mixin_desktop_linux_amd64_portable.tar.gz -O mixin_desktop_linux_amd64_portable.tar.gz
            new_version_sha256=$(sha256sum mixin_desktop_linux_amd64_portable.tar.gz | cut -d' ' -f1)
            echo "new_version_sha256=$new_version_sha256" >> $GITHUB_ENV
          else
            echo "no new version available"
            exit 0
          fi

      - name: Update version
        if: env.new_version
        run: |
          sed -i -e 's/${{ env.current_version }}/${{ env.new_version }}/g' one.mixin.messenger.yml
          sed -i -e 's/sha256:.*/sha256: ${{ env.new_version_sha256 }}/g' one.mixin.messenger.yml
          CURRENT_DATE=$(date '+%Y-%-m-%-d')
          sed -i '/<releases>/a\        <release version="${{ env.new_version }}" date="xxxx-x-xx" />' one.mixin.messenger.metainfo.xml
          sed -i "/<releases>/a\        <release version=\"${{ env.new_version }}\" date=\"$CURRENT_DATE\" />" one.mixin.messenger.metainfo.xml

      - name: Commit changes
        if: env.new_version
        run: |
          git config --global user.name 'github-actions'
          git config --global user.email 'github-actions@github.com'
          git add one.mixin.messenger.yml
          git commit -m "Update to version ${{ steps.fetch_release.outputs.tag_name }}"
          git push origin HEAD:update-version-${{ steps.fetch_release.outputs.tag_name }} -f

      - name: Create Pull Request
        if: env.new_version
        uses: peter-evans/create-pull-request@v5
        with:
          token: ${{ secrets.GITHUB_TOKEN }}
          commit-message: Update to version ${{ steps.fetch_release.outputs.tag_name }}
          branch: update-version-${{ steps.fetch_release.outputs.tag_name }}
          title: Update to version ${{ steps.fetch_release.outputs.tag_name }}
          body: This PR updates the version to ${{ steps.fetch_release.outputs.tag_name }}.