#!/usr/bin/env bash
# GoldenChart — 소스 push 없이 서버 deploy.sh만 실행 (재배포)
#
# 사용:
#   ./server-restart.sh
#   ./server-restart.sh --frontend
#   ./server-restart.sh --backend
#   SERVICE_NAME=docker-only ./server-restart.sh
#
set -euo pipefail

ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
cd "$ROOT"

RED='\033[0;31m'
GREEN='\033[0;32m'
YELLOW='\033[1;33m'
CYAN='\033[0;36m'
NC='\033[0m'

# shellcheck disable=SC1091
source "$ROOT/scripts/deploy-target.defaults"
if [[ -f "$ROOT/scripts/deploy-target.local.env" ]]; then
  # shellcheck disable=SC1091
  source "$ROOT/scripts/deploy-target.local.env"
fi

REMOTE_HOST="${REMOTE_HOST:-exdev.co.kr}"
REMOTE_USER="${REMOTE_USER:-aidev}"
REMOTE_PORT="${REMOTE_PORT:-22}"
REMOTE_DEPLOY_SCRIPT="${REMOTE_DEPLOY_SCRIPT:-/Volumes/ADATA/git/deploy.sh}"
SERVICE_NAME="${SERVICE_NAME:-all}"
SSH_TARGET="${REMOTE_USER}@${REMOTE_HOST}"

SSH_CMD=(ssh -o StrictHostKeyChecking=no -o IdentitiesOnly=yes -p "$REMOTE_PORT")

print_usage() {
  cat <<EOF
사용법: $0 [옵션]

  (기본)              git push 없이 서버 deploy.sh 실행 (전체 재배포)
  --frontend          SERVICE_NAME=frontend
  --backend           SERVICE_NAME=backend
  --docker-only       SERVICE_NAME=docker-only (이미지 빌드 생략, compose up)
  --service NAME      SERVICE_NAME=NAME
  --host HOST         SSH 호스트 (기본: $REMOTE_HOST)
  --user USER         SSH 사용자 (기본: $REMOTE_USER)
  --script PATH       서버 deploy.sh 경로 (기본: $REMOTE_DEPLOY_SCRIPT)
  -h, --help          도움말

실행 명령 (내부):
  ssh ${SSH_TARGET} 'SERVICE_NAME=... ${REMOTE_DEPLOY_SCRIPT}'

설정: scripts/deploy-target.defaults
      scripts/deploy-target.local.env (선택)
EOF
}

while [[ $# -gt 0 ]]; do
  case "$1" in
    --frontend) SERVICE_NAME=frontend; shift ;;
    --backend) SERVICE_NAME=backend; shift ;;
    --docker-only) SERVICE_NAME=docker-only; shift ;;
    --service) SERVICE_NAME="$2"; shift 2 ;;
    --host) REMOTE_HOST="$2"; SSH_TARGET="${REMOTE_USER}@${REMOTE_HOST}"; shift 2 ;;
    --user) REMOTE_USER="$2"; SSH_TARGET="${REMOTE_USER}@${REMOTE_HOST}"; shift 2 ;;
    --script) REMOTE_DEPLOY_SCRIPT="$2"; shift 2 ;;
    -h|--help) print_usage; exit 0 ;;
    *)
      echo -e "${RED}알 수 없는 옵션: $1${NC}" >&2
      print_usage
      exit 1
      ;;
  esac
done

echo -e "${CYAN}▶ 서버 재배포 (push 없음)${NC}"
echo -e "  대상   : ${SSH_TARGET}"
echo -e "  스크립트: ${REMOTE_DEPLOY_SCRIPT}"
echo -e "  서비스 : ${SERVICE_NAME}"
echo ""

REMOTE_CMD="SERVICE_NAME=${SERVICE_NAME} ${REMOTE_DEPLOY_SCRIPT}"
if "${SSH_CMD[@]}" "$SSH_TARGET" "$REMOTE_CMD"; then
  echo ""
  echo -e "${GREEN}✓ deploy.sh 완료${NC}"
  echo -e "${YELLOW}로그: ssh ${SSH_TARGET} 'tail -50 /Volumes/ADATA/logs/deploy/deploy.log'${NC}"
else
  echo ""
  echo -e "${RED}✗ deploy.sh 실패${NC}" >&2
  exit 1
fi