#!/usr/bin/env bash
# Watch for file changes and run CI automatically
# Usage: ./scripts/ci-watch.sh [quick|precommit]

set -euo pipefail

MODE="${1:-precommit}"

case $MODE in
  quick)
    CI_SCRIPT="./scripts/ci-quick.sh"
    echo "👀 Watching for changes - will run quick CI..."
    ;;
  precommit)
    CI_SCRIPT="./scripts/ci-precommit.sh"
    echo "👀 Watching for changes - will run pre-commit validation..."
    ;;
  *)
    echo "Usage: $0 [quick|precommit]"
    echo "  precommit - Fast build/test only"
    echo "  quick     - Quick CI pipeline"
    exit 1
    ;;
esac

# Check if inotifywait is available
if ! command -v inotifywait >/dev/null 2>&1; then
  echo "❌ inotifywait not found. Install with:"
  echo "sudo apt install inotify-tools"
  exit 1
fi

echo "Watching: pkg/ internal/ cmd/ *.go"
echo "Press Ctrl+C to stop"
echo ""

# Run initial check
$CI_SCRIPT

echo ""
echo "👀 Watching for changes..."

# Watch for changes and re-run
while inotifywait -q -r -e modify,move,create,delete \
  --include='.*\.go$' \
  pkg/ internal/ cmd/ . 2>/dev/null; do

  echo ""
  echo "🔄 Files changed, running $MODE validation..."
  echo ""

  if $CI_SCRIPT; then
    echo ""
    echo "✅ Validation passed - watching for changes..."
  else
    echo ""
    echo "❌ Validation failed - fix issues and save files to retry"
  fi
done