#!/usr/bin/env bash
set -e

# ==============================================================================
# Plane Interactive Log Diagnostics Tool
# Target directory: /home/ubuntu/plane
# ==============================================================================

cd /home/ubuntu/plane 2>/dev/null || cd "$(dirname "$0")"

ACTION="${1:-help}"

case "$ACTION" in
  all)
    echo "==> Streaming ALL live container logs (Ctrl+C to stop)..."
    docker compose logs -f --tail=50
    ;;
  backend|api)
    echo "==> Streaming Backend API logs (Every Request, Status, User Action & DB Event)..."
    if [ -f "logs/api/plane-requests.log" ]; then
      echo "--- Following logs/api/plane-requests.log + logs/api/plane-app.log ---"
      tail -f -n 50 logs/api/plane-requests.log logs/api/plane-app.log 2>/dev/null || tail -f -n 50 logs/api/plane-requests.log
    else
      docker compose logs -f --tail=50 api
    fi
    ;;
  frontend|web)
    echo "==> Streaming Frontend Web & Access logs..."
    if [ -f "logs/web/web-access.log" ]; then
      echo "--- Following logs/web/web-access.log ---"
      tail -f -n 50 logs/web/web-access.log
    else
      docker compose logs -f --tail=50 web
    fi
    ;;
  client)
    echo "==> Streaming Frontend Client-Side Browser Logs (Errors, Unhandled Rejections, UI Events)..."
    if [ -f "logs/api/plane-client.log" ]; then
      echo "--- Following logs/api/plane-client.log ---"
      tail -f -n 50 logs/api/plane-client.log
    else
      echo "Waiting for client-side events in logs/api/plane-client.log..."
      touch logs/api/plane-client.log 2>/dev/null || true
      tail -f -n 50 logs/api/plane-client.log 2>/dev/null || docker compose logs -f --tail=50 api | grep "plane.client"
    fi
    ;;
  error|errors)
    echo "==> Streaming error logs..."
    if [ -f "logs/api/plane-error.log" ]; then
      echo "--- Persistent error log file: logs/api/plane-error.log ---"
      tail -f -n 50 logs/api/plane-error.log
    else
      docker compose logs -f --tail=50 api | grep -iE "error|exception|traceback|fail|500|502"
    fi
    ;;
  proxy)
    echo "==> Streaming Proxy logs..."
    if [ -f "logs/proxy/proxy-access.log" ]; then
      tail -f -n 50 logs/proxy/proxy-access.log
    else
      docker compose logs -f --tail=50 proxy
    fi
    ;;
  worker)
    echo "==> Streaming Celery worker background task logs..."
    docker compose logs -f --tail=50 worker beat-worker
    ;;
  files|list)
    echo "==> Persistent log files on host ($(pwd)/logs):"
    find logs -type f -exec ls -lh {} + 2>/dev/null || echo "No persistent log files found yet."
    ;;
  tail)
    TARGET="${2:-api}"
    echo "==> Tailing container $TARGET..."
    docker compose logs -f --tail=100 "$TARGET"
    ;;
  help|*)
    echo "=========================================================="
    echo "  Plane Log & Action Diagnostics Tool"
    echo "=========================================================="
    echo "Usage:"
    echo "  ./logs.sh frontend    - Stream frontend web access & static bundle logs"
    echo "  ./logs.sh backend     - Stream backend API request & action logs"
    echo "  ./logs.sh client      - Stream browser-side frontend JS errors & crashes"
    echo "  ./logs.sh error       - Stream all error stacktraces and exceptions"
    echo "  ./logs.sh proxy       - Stream Caddy reverse proxy ingress logs"
    echo "  ./logs.sh worker      - Stream background Celery workers"
    echo "  ./logs.sh all         - Stream logs from all Plane containers simultaneously"
    echo "  ./logs.sh files       - List all persistent log files on server disk"
    echo "  ./logs.sh tail <svc>  - Tail a specific docker service (e.g. ./logs.sh tail api)"
    echo "=========================================================="
    ;;
esac