package main

import (
	"log"
	"net/http"
	"os"

	"teraclone/internal/routes"
	"teraclone/internal/service"
)

func main() {
	runServer()
}

func runServer() {
	port := os.Getenv("PORT")
	if port == "" {
		port = "8083"
	}
	apiUpstream := os.Getenv("TERACLONE_API_UPSTREAM")
	if apiUpstream == "" {
		apiUpstream = "http://127.0.0.1:8082"
	}
	sessionUpstream := os.Getenv("TERACLONE_SESSION_UPSTREAM")
	if sessionUpstream == "" {
		sessionUpstream = "http://127.0.0.1:8081"
	}

	// Device state and accounts belong exclusively to tera-api.
	appService := service.NewStatelessAppService()

	mux := http.NewServeMux()
	if err := routes.RegisterWithSessionUpstream(mux, appService, apiUpstream, sessionUpstream); err != nil {
		log.Fatal(err)
	}

	addr := ":" + port
	log.Printf("server listening on http://localhost%s", addr)

	if err := http.ListenAndServe(addr, mux); err != nil {
		log.Fatal(err)
	}
}