.pre-commit-config.yaml

repos:
  # Basic file hygiene and validation
  - repo: https://github.com/pre-commit/pre-commit-hooks
    rev: v4.4.0
    hooks:
      - id: trailing-whitespace
        description: Trim trailing whitespace
      - id: end-of-file-fixer
        description: Ensure files end with newline
      - id: check-json
        description: Check JSON syntax
      - id: check-yaml
        description: Check YAML syntax
      - id: check-merge-conflict
        description: Check for merge conflicts
      - id: check-added-large-files
        args: ['--maxkb=1000']
        description: Prevent large files from being committed

  # Local hooks using existing npm scripts
  - repo: local
    hooks:
      # Prettier formatting (auto-fix)
      - id: prettier
        name: Prettier Format
        description: Format code with Prettier
        entry: npm run format
        language: system
        files: \.(ts|js|json|md)$
        pass_filenames: false

      # ESLint linting
      - id: eslint
        name: ESLint
        description: Lint TypeScript files with ESLint
        entry: npm run lint
        language: system
        files: \.ts$
        pass_filenames: false

      # TypeScript compilation check
      - id: typescript
        name: TypeScript Check
        description: Check TypeScript types
        entry: npx tsc --noEmit
        language: system
        files: \.ts$
        pass_filenames: false

      # Optional: Run tests on changed files
      # Uncomment if you want to run tests before commit
      # - id: vitest
      #   name: Vitest Tests
      #   description: Run tests on affected files
      #   entry: npm run test
      #   language: system
      #   files: \.(ts|js)$
      #   pass_filenames: false

# Optional: Configure default hooks behavior
default_stages: [pre-commit]

# Optional: Configure which hooks to run on which stages
# stages: [commit, push, manual]