update-versions.yml

name: Update Dependency Versions

on:
  schedule:
    - cron: "0 21 * * 1" # every Monday at 6 AM UTC
  workflow_dispatch:

jobs:
  update-dependencies:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v6

      - name: Install jq
        run: sudo apt-get install -y jq

      - name: Update versions in Dockerfile
        run: |
          set -e

          FILES=("Dockerfile" ".devcontainer/Dockerfile")

          get_latest_release() {
            curl --silent "https://api.github.com/repos/$1/releases/latest" | jq -r .tag_name
          }

          yt_dlp_ver=$(get_latest_release yt-dlp/yt-dlp)
          twitch_ver=$(get_latest_release lay295/TwitchDownloader)

          echo "Latest yt-dlp: $yt_dlp_ver"
          echo "Latest twitchdownloader: $twitch_ver"

          for FILE in "${FILES[@]}"; do
            echo "Updating $FILE..."
            sed -i -E "s/^(ARG YT_DLP_VERSION=\").*\"/\1$yt_dlp_ver\"/" "$FILE"
            sed -i -E "s/^(ARG TWITCHDOWNLOADER_VERSION=\").*\"/\1$twitch_ver\"/" "$FILE"
          done

      - name: Commit changes
        id: commit
        run: |
          git config user.name "github-actions[bot]"
          git config user.email "github-actions[bot]@users.noreply.github.com"

          BRANCH="ci-update-versions-$(date +'%Y%m%d%H%M%S')"

          if git diff --quiet; then
            echo "No changes"
            echo "commit_needed=false" >> $GITHUB_OUTPUT
            echo "branch_name=$BRANCH" >> $GITHUB_OUTPUT
          else
            echo "Changes detected:"
            git diff

            # Delete existing local branch if needed
            if git show-ref --verify --quiet refs/heads/$BRANCH; then
              git branch -D $BRANCH
            fi

            # Optional: delete remote branch if it exists
            if git ls-remote --exit-code --heads origin $BRANCH > /dev/null; then
              git push origin --delete $BRANCH
            fi

            git checkout -b $BRANCH
            git add Dockerfile .devcontainer/Dockerfile
            git commit -m "Update ARG package versions in Dockerfile"
            git push --set-upstream origin $BRANCH

            echo "commit_needed=true" >> $GITHUB_OUTPUT
            echo "branch_name=$BRANCH" >> $GITHUB_OUTPUT
          fi

      - name: Create pull request
        if: steps.commit.outputs.commit_needed == 'true'
        uses: peter-evans/create-pull-request@v8
        with:
          token: ${{ secrets.GITHUB_TOKEN }}
          commit-message: Update ARG versions in Dockerfile
          title: "Update ARG versions in Dockerfile"
          body: |
            Automatically updated versions of:
            - yt-dlp
            - TwitchDownloader
          branch: ${{ steps.commit.outputs.branch_name }}
          base: main