package web

import (
	"fmt"
	"log"
	"net/http"

	"github.com/gin-contrib/sessions"
	"github.com/gin-gonic/gin"
	"github.com/spf13/viper"

	"git.jmbit.de/jmb/goipam/db"
	"git.jmbit.de/jmb/goipam/web/static"
	"git.jmbit.de/jmb/goipam/web/ui"
)

func Run() error {
	router := setupRouter()
	address := fmt.Sprintf("%s:%d", viper.GetString("web.host"), viper.GetInt("web.port"))
	log.Println("Listening on address", address)

	err := router.Run(address)
	log.Println("Router is ready")
	if err != nil {
		log.Panic("Could not start Webserver: ", err)
		return err
	}
	return nil
}

func setupRouter() *gin.Engine {
	log.Println("Setting up router")
	gin.ForceConsoleColor()
	if viper.GetBool("web.prod") == false {
		gin.SetMode(gin.DebugMode)

	} else {

		gin.SetMode(gin.ReleaseMode)
	}
	router := gin.New()
	router.Use(gin.Recovery())
	router.Use(urlLog())
	router.Use(sessions.Sessions("session", db.CreateStore()))
	err := router.SetTrustedProxies(viper.GetStringSlice("web.trustedProxies"))
	router.HTMLRender = &TemplRender{}
	if err != nil {
		log.Printf("Could not set trusted Proxies: %v", err)
	}

	if !viper.GetBool("web.prod") {
		router.Static("/static", "./web/static")
	} else {
		router.StaticFS("/static", http.FS(static.StaticFS))
	}
	router = ui.GroupWeb(router)
	return router
}

func urlLog() gin.HandlerFunc {
	return func(c *gin.Context) {

		log.Printf(
			"[INFO] %s: %s: %s",
			c.Request.RemoteAddr,
			c.Request.Method,
			c.Request.URL,
		)
	}
}