commit-message.yml

name: 'Vérification des messages de commit'

on:
  pull_request:
    types: [opened, edited, synchronize]

jobs:
  commit-message-check:
    runs-on: ubuntu-latest

    steps:
      - name: 'Checkout'
        uses: actions/checkout@v3
        with:
          fetch-depth: 0

      - name: 'Valider les messages de commit'
        run: |
          echo "🔍 Vérification des messages de commit pour la PR"

          BASE_REF="${{ github.event.pull_request.base.ref }}"
          echo "Branche de base : $BASE_REF"

          git fetch origin $BASE_REF

          # Commits avec numéro d'issue (feat, fix, hotfix, refactor, test)
          REGEX_ISSUE="^(feat|fix|hotfix|refactor|test)\([a-z0-9_-]+\): Fixes #[0-9]+ - .+"
          # Commits sans numéro d'issue autorisés (chore, docs, ci, fix(ci))
          REGEX_NO_ISSUE="^(chore|docs|ci|fix)\(ci\): .+|^(chore|docs)\([a-z0-9_-]+\): .+"

          COMMITS=$(git log origin/$BASE_REF..HEAD --pretty=format:"%H")

          INVALID=false

          for COMMIT in $COMMITS; do
            MESSAGE=$(git log -1 --pretty=format:"%s" $COMMIT | sed 's/^[[:space:]]*//')

            # Ignorer tous les commits de merge
            if [[ "$MESSAGE" =~ ^Merge ]]; then
              echo "⏭️ Commit de merge ignoré: $MESSAGE"
              continue
            fi

            if [[ "$MESSAGE" =~ $REGEX_ISSUE ]] || [[ "$MESSAGE" =~ $REGEX_NO_ISSUE ]]; then
              echo "✅ Commit valide: $MESSAGE"
            else
              echo "❌ Commit invalide: $MESSAGE"
              INVALID=true
            fi
          done

          if [ "$INVALID" = true ]; then
            echo ""
            echo "⚠️ Un ou plusieurs commits ne respectent pas le format attendu !"
            echo "Format attendu : type(nom): Fixes #<issue> - message"
            echo "Types autorisés : feat, fix, docs, chore, refactor, test, hotfix"
            exit 1
          fi