package main

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

	"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"
	}

	dbPath := os.Getenv("TERACLONE_DB_PATH")
	if dbPath == "" {
		dbPath = filepath.Join("data", "teraclone.db")
	}

	appService, err := service.NewAppService(dbPath)
	if err != nil {
		log.Fatal(err)
	}
	defer func() {
		if closeErr := appService.Close(); closeErr != nil {
			log.Printf("sqlite close error: %v", closeErr)
		}
	}()

	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)
	}
}