package main

import (
	"fmt"
	"log"
	"net"

	"weatherstation/config"
	"weatherstation/model"
)

func main() {
	cfg := config.GetConfig()

	addr := fmt.Sprintf(":%d", cfg.Server.UDPPort)
	conn, err := net.ListenPacket("udp", addr)
	if err != nil {
		log.Fatalf("无法监听UDP端口 %d: %v", cfg.Server.UDPPort, err)
	}
	defer conn.Close()

	log.Printf("UDP服务器已启动，监听端口 %d...", cfg.Server.UDPPort)

	buffer := make([]byte, 2048)

	for {
		n, addr, err := conn.ReadFrom(buffer)
		if err != nil {
			log.Printf("读取数据错误: %v", err)
			continue
		}

		data := string(buffer[:n])
		log.Printf("从 %s 接收到 %d 字节数据", addr.String(), n)

		weatherData, err := model.ParseWeatherData(data)
		if err != nil {
			log.Printf("解析数据失败: %v", err)
			log.Printf("原始数据: %s", data)
			continue
		}

		fmt.Println("成功解析气象站数据:")
		fmt.Println(weatherData)
	}
}