autoupdate.yml

name: Autoupdate

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


jobs:
  autoupdate:
    runs-on: ubuntu-22.04

    steps:
    - uses: actions/checkout@v2
    - name: Install dependencies
      run: |
        sudo pip3 install setuptools wheel
        sudo pip3 install yq
        pip3 install -r scripts/requirements.txt
    - name: Run autoupdate
      run: |
        git config user.email "actions@github.com"
        git config user.name "Github Actions"
        git fetch origin
        
        for file in manifests/*
        do
          git reset --hard origin/master
          old_version=$(cat "$file" | yq -r ".version") # "1.5.2"
          ./scripts/autoupdate.py "$file"
          
          if git status --porcelain | grep -q "."; then
            echo "Things have changed, attempting to create a PR"
            
            version=$(cat "$file" | yq -r ".version") # "1.5.3"
            filename="${file##*/}" # "Plugin Name.yml"
            name="${filename%.*}" # "Plugin Name"
            branchname=$(echo "auto/$name/$version" | sed 's/[^A-Za-z0-9\/]/_/g') # "auto/Plugin_Name/1_5_3"
            url=$(cat "$file" | yq -r ".autoupdate.update_url")
            if [ "$url" = "null" ]; then
              url=$(cat "$file" | yq -r ".homepage")
            fi
            diff_url="$url/compare/$old_version...$version"
            
            if git branch -al | grep "remotes/origin/$branchname$" | grep -Fq "remotes/origin/$branchname"; then
              echo "Branch $branchname already exists, discarding changes"
              git restore manifests/

            else
              git checkout -B "$branchname"
              git add manifests/
              git commit -m "Update $name to $version"
              git push --set-upstream origin "$branchname"

              # the poor man's "does this PR exist?"
              if ! gh pr ready "$branchname"; then
                gh pr create --fill --label Autoupdate --body "[See the full diff]($diff_url)"
              fi

            fi

            git checkout master
          fi
        done
      env:
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}