lefthook.yml

# Lefthook configuration
# See https://github.com/evilmartians/lefthook/blob/master/docs/configuration.md
#
# To install: lefthook install
# To skip: LEFTHOOK=0 git commit/push
# To install tools: make bootstrap

pre-commit:
  parallel: true
  commands:
    # Format and lint Go code with auto-fix (includes gofumpt and goimports)
    go-lint-fix:
      tags: backend lint style
      glob: "*.go"
      run: |
        if ! command -v golangci-lint > /dev/null 2>&1; then
          echo "⚠️  golangci-lint not found. Run 'make bootstrap' to install tools."
          echo "   Skipping Go formatting and linting check..."
          exit 0
        fi
        # Get unique package directories from staged files
        packages=$(echo {staged_files} | xargs -n1 dirname | sort -u | xargs -I {} echo "./{}")
        if [ -n "$packages" ]; then
          golangci-lint run --fix $packages
        fi
      stage_fixed: true

    # Lint shell scripts
    shellcheck:
      tags: shell lint
      glob: "*.sh"
      run: |
        if ! command -v shellcheck > /dev/null 2>&1; then
          echo "⚠️  shellcheck not found. Run 'make bootstrap' to install tools."
          echo "   Skipping shell script linting..."
          exit 0
        fi
        shellcheck {staged_files}

    # Fix markdown formatting issues
    markdownlint-fix:
      tags: docs style
      glob: "*.md"
      run: |
        if ! command -v markdownlint-cli2 > /dev/null 2>&1; then
          echo "⚠️  markdownlint-cli2 not found. Run 'make bootstrap' to install tools."
          echo "   Skipping markdown auto-fix..."
          exit 0
        fi
        markdownlint-cli2 --fix {staged_files}
        git add {staged_files}
      stage_fixed: true

    # Check if documentation needs regeneration
    check-docs:
      tags: docs
      glob: "internal/commands/**/*.go"
      run: |
        echo "Checking if documentation needs regeneration..."
        make gen-docs > /dev/null 2>&1
        if git diff --quiet docs/; then
          echo "✔ Documentation is up to date."
          exit 0
        else
          echo ""
          echo "✖ ERROR: Documentation changes detected!"
          echo ""
          echo "Command files were modified and documentation is out of sync."
          echo "The documentation has been regenerated for you."
          echo ""
          echo "Next steps:"
          echo "  1. Review the changes in docs/"
          echo "  2. Stage the changes: git add docs/"
          echo "  3. Commit again"
          echo ""
          exit 1
        fi

commit-msg:
  commands:
    # Validate commit message format using conventional commits
    commitlint:
      run: |
        if ! command -v node > /dev/null 2>&1; then
          echo "⚠️  node not found. Commit message validation requires Node.js."
          echo "   Skipping commit message validation..."
          exit 0
        fi
        # Install commitlint dependencies if not already installed
        if [ ! -d "scripts/commit-lint/node_modules" ]; then
          echo "Installing commitlint dependencies (one-time setup)..."
          cd scripts/commit-lint && npm install
        else
          cd scripts/commit-lint
        fi
        npx commitlint --config .commitlintrc.js --edit {1}

pre-push:
  parallel: true
  commands:
    # Build the project
    build:
      tags: backend
      run: make build

    # Lint Go code (only changes vs main)
    go-lint:
      tags: backend lint
      run: |
        if ! command -v golangci-lint > /dev/null 2>&1; then
          echo "⚠️  golangci-lint not found. Run 'make bootstrap' to install tools."
          echo "   Skipping Go linting..."
          exit 0
        fi
        golangci-lint run --new-from-rev=origin/main

    # Run unit tests on changed packages and their reverse dependencies
    go-test:
      tags: backend test
      run: make test-changed

    # Check generated docs and Go code. Chained into one command because both
    # mutate the working tree and check git diff — running them in parallel
    # would cause false positives.
    check-generated:
      tags: backend docs
      run: |
        make gen-docs > /dev/null 2>&1
        if ! git diff --quiet docs/; then
          echo "✖ Generated docs are out of date. Run 'make gen-docs' and commit."
          exit 1
        fi
        echo "✔ Documentation is up to date."
        make generate > /dev/null 2>&1
        if ! git diff --quiet; then
          echo "✖ Generated Go code is out of date. Run 'make generate' and commit."
          exit 1
        fi
        echo "✔ Generated code is up to date."

    # Lint markdown files
    markdownlint:
      tags: docs lint
      glob: "*.md"
      run: |
        if ! command -v markdownlint-cli2 > /dev/null 2>&1; then
          echo "⚠️  markdownlint-cli2 not found. Run 'make bootstrap' to install tools."
          echo "   Skipping markdown linting..."
          exit 0
        fi
        markdownlint-cli2 {push_files}

    # Check prose style
    vale:
      tags: docs prose
      glob: "docs/**/*.md"
      run: |
        if ! command -v vale > /dev/null 2>&1; then
          echo "⚠️  vale not found. Run 'make bootstrap' to install tools."
          echo "   Skipping prose checking..."
          exit 0
        fi
        vale --minAlertLevel error {push_files}

    # Check links in documentation (can be slow)
    lychee:
      tags: docs links
      glob: "*.md"
      run: |
        if ! command -v lychee > /dev/null 2>&1; then
          echo "⚠️  lychee not found. Run 'make bootstrap' to install tools."
          echo "   Skipping link checking..."
          exit 0
        fi
        lychee --offline --include-fragments {push_files}