package gin

import (
	"fmt"
	"io"
	"log"
	"net/http"
	"os"
	"strconv"
	"time"

	"github.com/gin-gonic/gin"
	"github.com/sirupsen/logrus"
)

var (
	addr   string
	port   int
	ssl    string
	sslPem string
	sslKey string
)

func Service() {
	addr = os.Getenv("GIN_ADDR")
	if addr == "" {
		addr = "0.0.0.0"
	}
	port, _ = strconv.Atoi(os.Getenv("GIN_PORT"))
	if port == 0 {
		port = 8080
	}

	go func() {
		gin.DefaultWriter = io.Discard
		router := gin.New()
		routerSetup(router)

		s := &http.Server{
			Addr:           fmt.Sprintf("%s:%d", addr, port),
			Handler:        router,
			ReadTimeout:    10 * time.Second,
			WriteTimeout:   10 * time.Second,
			MaxHeaderBytes: 1 << 20,
		}

		logrus.WithFields(logrus.Fields{
			"func": "Service",
		}).Infof("start service on %s:%d", addr, port)

		if ssl == "true" {
			log.Fatal(s.ListenAndServeTLS(sslPem, sslKey))
		} else {
			log.Fatal(s.ListenAndServe())
		}
	}()
}