on_lints_changed.yml

name: On Lints Changed

on:
  schedule:
    - cron:  '0 9 * * 1'

jobs:
  create_pull_request:
    runs-on: ubuntu-latest

    steps:
      - name: Assign randomized env variable in case of more daily commits
        id: vars
        run: |
          SEED=$RANDOM
          CURRENT_DATE=$(date +%Y_%m_%d)
          BRANCH_NAME="feature/lints_${CURRENT_DATE}_$SEED"

          echo "BRANCH_NAME=$BRANCH_NAME" >> $GITHUB_OUTPUT

      - uses: actions/checkout@v3
      - uses: dart-lang/setup-dart@9a04e6d73cca37bd455e0608d7e5092f881fd603
      - name: Install dependencies & Run tests
        run: |
          dart pub get
          cd linteo_extractor
          dart pub get
          dart test

      - name: Run program
        run: dart run linteo_extractor/bin/on_lints_changed.dart "${{ github.workspace }}"

      - name: Check file existence
        id: check_output_existence
        uses: andstor/file-existence-action@v3
        with:
          files: "new_lints.tmp, deleted_lints.tmp"

      - name: Add lints to project
        if: steps.check_output_existence.outputs.files_exists == 'true'
        run: |
          git config user.email ""
          git config user.name "iteo-bot"
          git status

          git checkout -b "${{ steps.vars.outputs.BRANCH_NAME }}"
          git add "lib/all_lint_rules.yaml"

          git commit -m "Update lib/all_lint_rules.yaml"
          git push origin "${{ steps.vars.outputs.BRANCH_NAME }}"

      - name: Create Pull Request
        if: steps.check_output_existence.outputs.files_exists == 'true'
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          new_lints_file_contents=$(cat new_lints.tmp)
          deleted_lints_file_contents=$(cat deleted_lints.tmp)
          if [[ -z "$new_lints_file_contents" && -n "$deleted_lints_file_contents" ]]; then
            pr_body="This rules was deleted: 
            $deleted_lints_file_contents"
          elif [[ -n "$new_lints_file_contents" && -z "$deleted_lints_file_contents" ]]; then
            pr_body="Please unselect, which new rules you wish to disable: 
            $new_lints_file_contents"
          elif [[ -n "$new_lints_file_contents" && -n "$deleted_lints_file_contents" ]]; then
            pr_body="This rules was deleted: 
            $deleted_lints_file_contents
            
            Please unselect, which new rules you wish to disable: 
            $new_lints_file_contents"
          else
            pr_body="Nothing changed in lints"
          fi
          gh pr create \
          -B main \
          -H ${{ steps.vars.outputs.BRANCH_NAME }} \
          --title "${{ steps.vars.outputs.BRANCH_NAME }}" \
          --body "$pr_body"