package main

import (
	"fmt"
	"math/rand"
	"net"
	"net/http"
	"os"
	"runtime"
	"service/app/firenze/conf"
	"service/app/firenze/controller"
	"service/app/firenze/service"
	"service/library/configcenter"
	"service/library/httpengine"
	"service/library/httpserver"
	"service/library/logger"
	"strings"
	"time"
)

func main() {
	defer func() {
		logger.Recover()
	}()

	rand.Seed(time.Now().UnixNano())

	// 加载配置
	// 1.默认配置
	configPath := "/app/firenze/etc/firenze/firenze-prod.yaml"
	//configPath := "/Users/erwin/wishpalv2/service/etc/firenze/firenze-local-lwl.yaml"

	//if os.Getenv("PROJECT_ENV") == "production" {
	//	configPath = consts.ProductionConfigPath
	//}
	cfg := new(conf.ConfigSt)
	err := configcenter.LoadConfig(configPath, cfg)
	if err != nil {
		msg := fmt.Sprintf("LoadConfig fail, path: %v, err: %v", configPath, err)
		PrintAndExit(msg)
	}

	// 初始化日志
	logger.InitLogger(cfg.Log)

	// 初始化服务发现
	//err = servicediscovery.Init(cfg.SD)
	//if err != nil {
	//	msg := fmt.Sprintf("Init servicediscovery fail, path: %v, err: %v", configPath, err)
	//	PrintAndExit(msg)
	//}

	// 初始化服务
	service.DefaultService = service.NewService()
	service.DefaultService.Init(cfg)

	// 初始化http server
	ip := cfg.App.Ip
	port := cfg.App.Port
	router := httpengine.NewRouter()
	controller.Init(router)
	srv := &http.Server{
		Addr:    fmt.Sprintf("%s:%d", ip, port),
		Handler: router,
	}

	httpserver.StartFirenzeServer(srv, cfg.DefaultConfig, ip, port)
}

func PrintAndExit(msg string) {
	_, file, line, _ := runtime.Caller(1)
	errorMsg := fmt.Sprintf("file %s, line %d, %s\n", file, line, msg)
	_, _ = fmt.Fprintf(os.Stderr, errorMsg)
	logger.Fatal(errorMsg)
	time.Sleep(1) //wait logger flush
	//os.Exit(1)
}

func GetIp() string {
	addrs, err := net.InterfaceAddrs()
	if err != nil {
		PrintAndExit("get ip fail")
		return "127.0.0.1"
	}
	retIp := ""
	for _, address := range addrs {
		// 检查ip地址判断是否回环地址
		if ipnet, ok := address.(*net.IPNet); ok && !ipnet.IP.IsLoopback() {
			if ipnet.IP.To4() != nil {
				ip := ipnet.IP.String()
				if strings.HasPrefix(ip, "172.") {
					retIp = ip
					break
				}
			}
		}
	}
	return retIp
}