name: Main CI Pipeline

on:
  pull_request:
    branches: [ "main" ]

permissions:
  contents: write
  pull-requests: write
  checks: write
  statuses: write

concurrency:
  group: main-ci-${{ github.head_ref || github.run_id }}
  cancel-in-progress: true

jobs:
  # First, run autofix if needed
  autofix:
    name: Auto-fix code issues
    if: github.repository == 'langgenius/dify'
    runs-on: ubuntu-latest
    outputs:
      changes-made: ${{ steps.check-changes.outputs.changes }}
    steps:
      - uses: actions/checkout@v4
        with:
          token: ${{ secrets.GITHUB_TOKEN }}
          ref: ${{ github.event.pull_request.head.ref }}
          
      - uses: astral-sh/setup-uv@v6
        with:
          python-version: "3.12"
          
      - name: Run Python fixes
        run: |
          cd api
          uv sync --dev
          # Fix lint errors
          uv run ruff check --fix-only .
          # Format code
          uv run ruff format .
          
      - name: Run ast-grep
        run: |
          uvx --from ast-grep-cli sg --pattern 'db.session.query($WHATEVER).filter($HERE)' --rewrite 'db.session.query($WHATEVER).where($HERE)' -l py --update-all
          
      - name: Run mdformat
        run: |
          uvx mdformat .
          
      - name: Check for changes
        id: check-changes
        run: |
          if [ -n "$(git diff --name-only)" ]; then
            echo "changes=true" >> $GITHUB_OUTPUT
          else
            echo "changes=false" >> $GITHUB_OUTPUT
          fi
          
      - name: Commit and push changes
        if: steps.check-changes.outputs.changes == 'true'
        run: |
          git config --local user.email "action@github.com"
          git config --local user.name "GitHub Action"
          git add -A
          git commit -m "Auto-fix: Apply code formatting and linting fixes"
          git push
          
  # Check which paths were changed to determine which tests to run
  check-changes:
    name: Check Changed Files
    runs-on: ubuntu-latest
    outputs:
      api-changed: ${{ steps.changes.outputs.api }}
      web-changed: ${{ steps.changes.outputs.web }}
      vdb-changed: ${{ steps.changes.outputs.vdb }}
      migration-changed: ${{ steps.changes.outputs.migration }}
    steps:
      - uses: actions/checkout@v4
      - uses: dorny/paths-filter@v3
        id: changes
        with:
          filters: |
            api:
              - 'api/**'
              - 'docker/**'
              - '.github/workflows/api-tests.yml'
            web:
              - 'web/**'
            vdb:
              - 'api/core/rag/datasource/**'
              - 'docker/**'
              - '.github/workflows/vdb-tests.yml'
              - 'api/uv.lock'
              - 'api/pyproject.toml'
            migration:
              - 'api/migrations/**'
              - '.github/workflows/db-migration-test.yml'
  
  # After autofix completes (or if no changes needed), run tests in parallel
  api-tests:
    name: API Tests
    needs: [autofix, check-changes]
    if: always() && !cancelled() && needs.check-changes.outputs.api-changed == 'true'
    uses: ./.github/workflows/api-tests.yml
    
  web-tests:
    name: Web Tests
    needs: [autofix, check-changes]
    if: always() && !cancelled() && needs.check-changes.outputs.web-changed == 'true'
    uses: ./.github/workflows/web-tests.yml
    
  style-check:
    name: Style Check
    needs: autofix
    if: always() && !cancelled()
    uses: ./.github/workflows/style.yml
    
  vdb-tests:
    name: VDB Tests
    needs: [autofix, check-changes]
    if: always() && !cancelled() && needs.check-changes.outputs.vdb-changed == 'true'
    uses: ./.github/workflows/vdb-tests.yml
    
  db-migration-test:
    name: DB Migration Test
    needs: [autofix, check-changes]
    if: always() && !cancelled() && needs.check-changes.outputs.migration-changed == 'true'
    uses: ./.github/workflows/db-migration-test.yml