#!/bin/bash

API_DIR="$(cd "$(dirname "$0")/.." && pwd)/everything-is-suitable-api/everything-is-suitable-app"
PID_FILE="/tmp/everything-is-suitable-api.pid"
LOG_FILE="/tmp/every-is-suitable-api.log"
PORT=${API_PORT:-8080}

start_api() {
    if [ -f "$PID_FILE" ]; then
        PID=$(cat "$PID_FILE")
        if ps -p "$PID" > /dev/null 2>&1; then
            echo "API 服务已在运行中 (PID: $PID)"
            return 0
        fi
    fi

    echo "正在启动 API 服务..."
    cd "$API_DIR"
    
    mvn spring-boot:run -Dspring-boot.run.arguments="--server.port=$PORT" > "$LOG_FILE" 2>&1 &
    PID=$!
    echo $PID > "$PID_FILE"
    
    echo "等待服务启动..."
    MAX_WAIT=60
    WAITED=0
    while [ $WAITED -lt $MAX_WAIT ]; do
        if curl -s "http://localhost:$PORT/actuator/health" > /dev/null 2>&1; then
            echo "✅ API 服务已成功启动 (PID: $PID, Port: $PORT)"
            echo "日志文件: $LOG_FILE"
            return 0
        fi
        sleep 2
        WAITED=$((WAITED + 2))
        echo "等待中... ($WAITED 秒)"
    done
    
    echo "❌ API 服务启动超时"
    stop_api
    return 1
}

stop_api() {
    if [ -f "$PID_FILE" ]; then
        PID=$(cat "$PID_FILE")
        if ps -p "$PID" > /dev/null 2>&1; then
            echo "正在停止 API 服务 (PID: $PID)..."
            kill "$PID"
            rm -f "$PID_FILE"
            echo "✅ API 服务已停止"
        else
            echo "API 服务未运行"
            rm -f "$PID_FILE"
        fi
    else
        echo "未找到 PID 文件，API 服务可能未运行"
    fi
}

status_api() {
    if [ -f "$PID_FILE" ]; then
        PID=$(cat "$PID_FILE")
        if ps -p "$PID" > /dev/null 2>&1; then
            echo "API 服务运行中 (PID: $PID, Port: $PORT)"
            curl -s "http://localhost:$PORT/actuator/health" | jq . 2>/dev/null || echo "健康检查端点可访问"
            return 0
        fi
    fi
    echo "API 服务未运行"
    return 1
}

case "${1:-}" in
    start)
        start_api
        ;;
    stop)
        stop_api
        ;;
    restart)
        stop_api
        sleep 2
        start_api
        ;;
    status)
        status_api
        ;;
    *)
        echo "用法: $0 {start|stop|restart|status}"
        echo ""
        echo "环境变量:"
        echo "  API_PORT - API 服务端口 (默认: 8080)"
        exit 1
        ;;
esac