package main

import (
	"fmt"
	"log"
	"net/http"
	"os"
	"slideshowApp/env"
	"slideshowApp/handlers"
	"slideshowApp/utils"
	"time"

	"github.com/gorilla/mux"
)

var staticFolder = "./web/static/"

func main() {

	env.Load(".env")

	r := mux.NewRouter()

	uploadFolder := env.PhotoDir.GetValue()

	if _, err := os.Stat(uploadFolder); err != nil {
		fmt.Println("upload folder for images not found: ", uploadFolder)
		fmt.Println("use fallback folder")
		uploadFolder = "./images"
		env.PhotoDir.SetValue(uploadFolder)

	}

	fmt.Println("upload folder for images: ", uploadFolder)

	r.PathPrefix("/uploads/").Handler(http.StripPrefix("/uploads/", http.FileServer(http.Dir(uploadFolder))))
	r.HandleFunc("/api/images", handlers.ListFilesHandler).Methods("GET")
	r.HandleFunc("/ws", handlers.Websocket)
	r.HandleFunc("/upload", handlers.UploadHandler).Methods("POST")
	r.HandleFunc("/settings", func(w http.ResponseWriter, r *http.Request) { http.ServeFile(w, r, staticFolder+"settings.html") })
	r.HandleFunc("/api/save-schedule", handlers.SaveSchedule).Methods("POST")
	r.HandleFunc("/api/get-schedule", handlers.GetSchedule).Methods("GET")

	r.HandleFunc("/api/delete", handlers.DeleteHandler).Methods("POST")
	r.HandleFunc("/manage", func(w http.ResponseWriter, r *http.Request) {
		http.ServeFile(w, r, staticFolder+"manage.html")
	})

	r.HandleFunc("/api/info", handlers.InfoHandler).Methods("GET")

	r.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
		http.ServeFile(w, r, staticFolder+"index.html")
	})
	// We add a route for the slideshow page specifically
	r.HandleFunc("/slideshow", func(w http.ResponseWriter, r *http.Request) {
		http.ServeFile(w, r, staticFolder+"frame.html")
	})

	host := env.Host.GetValue()
	port := env.Port.GetValue()
	url := fmt.Sprintf("%s:%s", host, port)
	go func() {
		time.Sleep(3 * time.Second)
		if err := utils.OpenBrowser(fmt.Sprintf("%s:%s/slideshow", handlers.GetLocalIP(), port)); err != nil {
			fmt.Println(err)
		}
	}()
	fmt.Println("Server running at", url)
	log.Fatal(http.ListenAndServe(url, r))
}