#!/bin/bash

# One-click startup script for SearchEngine
# This script starts everything you need

# Don't exit on error - we want to continue even if some checks fail
# set -e

cd "$(dirname "$0")"

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

echo -e "${GREEN}========================================${NC}"
echo -e "${GREEN}SearchEngine一键启动脚本${NC}"
echo -e "${GREEN}========================================${NC}"

# Step 0: Stop existing services first
echo -e "\n${YELLOW}Step 0/5: 停止现有服务${NC}"
if [ -f "./scripts/stop.sh" ]; then
    ./scripts/stop.sh
    sleep 2  # Wait for services to fully stop
else
    echo -e "${YELLOW}停止脚本不存在，手动检查端口...${NC}"
    # Kill any existing processes on our ports
    fuser -k 6002/tcp 2>/dev/null || true
    fuser -k 6003/tcp 2>/dev/null || true
    sleep 2
fi

# Step 1: Setup environment
echo -e "\n${YELLOW}Step 1/5: 设置环境${NC}"
./setup.sh

# Step 2: Check if data is already ingested
echo -e "\n${YELLOW}Step 2/5: 检查数据${NC}"
source /home/tw/miniconda3/etc/profile.d/conda.sh
conda activate searchengine

# Check if index exists
INDEX_EXISTS=$(python -c "
from config.env_config import get_es_config
from utils.es_client import ESClient
from config import ConfigLoader

es_config = get_es_config()
es_client = ESClient(hosts=[es_config['host']], username=es_config.get('username'), password=es_config.get('password'))

config_loader = ConfigLoader('config/schema')
config = config_loader.load_customer_config('customer1')

if es_client.index_exists(config.es_index_name):
    doc_count = es_client.count(config.es_index_name)
    print(f'{doc_count}')
else:
    print('0')
" 2>/dev/null || echo "0")

if [ "$INDEX_EXISTS" = "0" ]; then
    echo -e "${YELLOW}索引不存在，开始导入数据...${NC}"
    echo -e "${YELLOW}注意: 首次导入会下载模型文件，可能需要10-30分钟${NC}"
    echo -e "${YELLOW}导入1000条数据进行快速测试（跳过embedding以加快速度）${NC}"
    ./scripts/ingest.sh 1000 true
else
    echo -e "${GREEN}数据已存在，包含 $INDEX_EXISTS 条文档${NC}"
fi

# Step 3: Start backend in background
echo -e "\n${YELLOW}Step 3/5: 启动后端服务${NC}"
echo -e "${YELLOW}后端服务将在后台运行...${NC}"
nohup ./scripts/start_backend.sh > logs/backend.log 2>&1 &
BACKEND_PID=$!
echo $BACKEND_PID > logs/backend.pid
echo -e "${GREEN}后端服务已启动 (PID: $BACKEND_PID)${NC}"
echo -e "${GREEN}日志文件: logs/backend.log${NC}"

# Wait for backend to start
echo -e "${YELLOW}等待后端服务启动...${NC}"
MAX_RETRIES=12
RETRY_COUNT=0
BACKEND_READY=false

while [ $RETRY_COUNT -lt $MAX_RETRIES ]; do
    sleep 2
    if curl -s http://localhost:6002/ > /dev/null 2>&1; then
        BACKEND_READY=true
        break
    fi
    RETRY_COUNT=$((RETRY_COUNT + 1))
    echo -e "${YELLOW}  等待中... ($RETRY_COUNT/$MAX_RETRIES)${NC}"
done

# Check if backend is running
if [ "$BACKEND_READY" = true ]; then
    echo -e "${GREEN}✓ 后端服务运行正常${NC}"
    # Try health check, but don't fail if it's not ready yet
    if curl -s http://localhost:6002/admin/health > /dev/null 2>&1; then
        echo -e "${GREEN}✓ 健康检查通过${NC}"
    else
        echo -e "${YELLOW}⚠ 健康检查未通过，但服务已启动${NC}"
    fi
else
    echo -e "${RED}✗ 后端服务启动失败，请检查日志: logs/backend.log${NC}"
    echo -e "${YELLOW}提示: 后端服务可能需要更多时间启动，或者检查端口是否被占用${NC}"
    # Don't exit - let user decide whether to continue
fi

# Step 4: Start frontend
echo -e "\n${YELLOW}Step 4/5: 启动前端服务${NC}"
echo -e "${GREEN}========================================${NC}"
echo -e "${GREEN}所有服务启动完成!${NC}"
echo -e "${GREEN}========================================${NC}"
echo ""
echo -e "访问地址:"
echo -e "  ${GREEN}前端界面: http://localhost:6003${NC}"
echo -e "  ${GREEN}后端API: http://localhost:6002${NC}"
echo -e "  ${GREEN}API文档: http://localhost:6002/docs${NC}"
echo ""
echo -e "日志文件:"
echo -e "  后端: logs/backend.log"
echo ""
echo -e "停止服务:"
echo -e "  后端: kill \$(cat logs/backend.pid)"
echo -e "  前端: Ctrl+C"
echo ""
echo -e "${YELLOW}正在启动前端服务...${NC}"
echo -e "${YELLOW}按 Ctrl+C 停止前端服务${NC}"
echo ""

./scripts/start_frontend.sh