package main // import "git.sapphic.engineer/roleypoly/v4"

import (
	"log"
	"os"

	"github.com/goccy/go-json"
	"github.com/gofiber/fiber/v3"
	"github.com/gofiber/fiber/v3/middleware/session"
	"github.com/gofiber/storage/pebble/v2"
	"github.com/gofiber/template/html/v2"
)

func main() {
	storageDir := getStorageDirectory()

	viewEngine := html.New("./templates", ".html")

	app := fiber.New(fiber.Config{
		JSONEncoder: json.Marshal,
		JSONDecoder: json.Unmarshal,
		Views:       viewEngine,
		ViewsLayout: "main",
	})

	app.Use(session.New(session.Config{
		Storage: pebble.New(pebble.Config{
			Path: storageDir + "/sessions",
		}),
	}))

	listenAddr := os.Getenv("LISTEN_ADDR")
	if listenAddr == "" {
		listenAddr = ":8169"
	}

	log.Fatal(app.Listen(listenAddr))
}

func getStorageDirectory() string {
	path := os.Getenv("STORAGE_DIR")
	if path == "" {
		path = "./.storage"
	}

	_, err := os.Stat(path)
	if err != nil {
		if os.IsNotExist(err) {
			err := os.MkdirAll(path, 0744)
			if err != nil {
				log.Fatalln("failed to create storage directory: ", err)
			}
		}
	}

	return path
}