package web

import (
	"discord-auto-upload/asset"
	"encoding/json"
	"fmt"
	"log"
	"net/http"
)

// DAUWebServer - stuff for the web server
type DAUWebServer struct {
	ConfigChange chan int
}

type response struct {
	Success int
}

// I am too noob to work out how to pass context around
var wsConfig DAUWebServer

// r.ParseForm()       // parse arguments, you have to call this by yourself
// fmt.Println(r.Form) // print form information in server side
// fmt.Println("path", r.URL.Path)
// fmt.Println("scheme", r.URL.Scheme)
// fmt.Println(r.Form["url_long"])
// for k, v := range r.Form {
// 	fmt.Println("key:", k)
// 	fmt.Println("val:", strings.Join(v, ""))
// }

func getIndex(w http.ResponseWriter, r *http.Request) {
	data, err := asset.Asset("index.html")
	if err != nil {
		// Asset was not found.
		fmt.Fprintln(w, err)
	}
	w.Write(data)

}

func getSetWebhook(w http.ResponseWriter, r *http.Request) {
	wsConfig.ConfigChange <- 1
	goodResponse := response{1}
	js, err := json.Marshal(goodResponse)
	if err != nil {
		http.Error(w, err.Error(), http.StatusInternalServerError)
		return
	}

	w.Header().Set("Content-Type", "application/json")
	w.Write(js)
}

func getSetDirectory(w http.ResponseWriter, r *http.Request) {
}

// Init is great
func Init() DAUWebServer {
	wsConfig.ConfigChange = make(chan int)
	go startWebServer()
	return wsConfig
}

func startWebServer() {

	http.HandleFunc("/", getIndex)
	http.HandleFunc("/rest/config/webhook", getSetWebhook)
	http.HandleFunc("/rest/config/directory", getSetDirectory)

	log.Print("Starting web server on http://localhost:9090")
	err := http.ListenAndServe(":9090", nil) // set listen port
	if err != nil {
		log.Fatal("ListenAndServe: ", err)
	}

}