pre-commit

#!/bin/bash
# Git pre-commit hook — auto-fix formatting + block on real errors
# Auto-fixes Pint/ESLint formatting, re-stages fixed files, blocks on syntax errors.
# Install: git config core.hooksPath scripts/hooks

set -euo pipefail

# Ensure dev tools are on PATH across macOS, Linux, and Windows (Git Bash).
# On macOS, Homebrew typically installs to /opt/homebrew or /usr/local.
# On Windows, winget links and Composer's setup directory must be added
# explicitly because git's hook environment doesn't always inherit them.
export PATH="/opt/homebrew/bin:/opt/homebrew/sbin:/usr/local/bin:$PATH"
if [ -d "/c/Users/${USERNAME:-$USER}/AppData/Local/Microsoft/WinGet/Links" ]; then
  export PATH="/c/Users/${USERNAME:-$USER}/AppData/Local/Microsoft/WinGet/Links:$PATH"
fi
# winget PHP installs land in Packages/PHP.PHP.X.Y_*; pick the highest version.
WINGET_PHP_DIR=$(ls -d /c/Users/"${USERNAME:-$USER}"/AppData/Local/Microsoft/WinGet/Packages/PHP.PHP.*_*/ 2>/dev/null | sort -V | tail -1)
if [ -n "$WINGET_PHP_DIR" ] && [ -x "${WINGET_PHP_DIR}php.exe" ]; then
  export PATH="${WINGET_PHP_DIR%/}:$PATH"
fi
if [ -d "/c/ProgramData/ComposerSetup/bin" ]; then
  export PATH="/c/ProgramData/ComposerSetup/bin:$PATH"
fi

# Get staged files (only added/modified, not deleted)
STAGED_PHP=$(git diff --cached --name-only --diff-filter=d -- '*.php' || true)
STAGED_JS=$(git diff --cached --name-only --diff-filter=d -- '*.js' '*.vue' || true)

ERRORS=0

# --- PHP: syntax check + auto-format ---
if [ -n "$STAGED_PHP" ]; then
  # Syntax check first
  for file in $STAGED_PHP; do
    if [ -f "$file" ]; then
      if ! php -l "$file" 2>&1 | grep -q "No syntax errors"; then
        echo "  PHP syntax error: $file"
        php -l "$file" 2>&1
        ERRORS=1
      fi
    fi
  done

  # Auto-format with Pint (only staged files)
  if [ -f "./vendor/bin/pint" ]; then
    for file in $STAGED_PHP; do
      if [ -f "$file" ]; then
        ./vendor/bin/pint "$file" --quiet 2>/dev/null || true
        git add "$file"
      fi
    done
  fi
fi

# --- JS/Vue: auto-fix + check for remaining errors ---
if [ -n "$STAGED_JS" ]; then
  if command -v npx &>/dev/null; then
    for file in $STAGED_JS; do
      if [ -f "$file" ]; then
        # Auto-fix what we can
        npx eslint --fix "$file" 2>/dev/null || true
        git add "$file"

        # Check if unfixable errors remain
        if ! npx eslint "$file" 2>/dev/null; then
          echo "  ESLint error (unfixable): $file"
          ERRORS=1
        fi
      fi
    done
  fi
fi

if [ "$ERRORS" -ne 0 ]; then
  echo ""
  echo "Pre-commit hook blocked the commit. Fix the errors above and try again."
  exit 1
fi

exit 0