#ifndef mainwebserver_h
#define mainwebserver_h

#include "Arduino.h"
#include "stdlib_noniso.h"
#include "WiFi.h"
#include "AsyncTCP.h"
#include "Update.h"
#include "esp_int_wdt.h"
#include "esp_task_wdt.h"
#include "ESPAsyncWebServer.h"
#include "SPIFFS.h"
#include "hardware.h"

class MainWebServerClass{

    public:

        void begin(AsyncWebServer *server, const char* username = "", const char* password = ""){
            _server = server;

            if(strlen(username) > 0){
                _authRequired = true;
                _username = username;
                _password = password;
            }else{
                _authRequired = false;
                _username = "";
                _password = "";
            }

            _server->on("/test/identity", HTTP_GET, [&](AsyncWebServerRequest *request){
                if(_authRequired){
                    if(!request->authenticate(_username.c_str(), _password.c_str())){
                        return request->requestAuthentication();
                    }
                }
                    request->send(200, "application/json");
            });

            _server->on("/", HTTP_GET, [&](AsyncWebServerRequest *request){
                if(_authRequired){
                    if(!request->authenticate(_username.c_str(), _password.c_str())){
                        return request->requestAuthentication();
                    }
                }
            
                request->send(SPIFFS, "/index.html", String(), false, processor);
            });

            _server->onNotFound([&](AsyncWebServerRequest *request){
                request->send(200, "application/json", "{\"msg\":\"The content you are looking for was not found\"}");
            });

        }

        // deprecated, keeping for backward compatibility
        void loop() {
        }
        
    private:
        AsyncWebServer *_server;
        String _username = "";
        String _password = "";
        bool _authRequired = false;

        static String outputState(int output){
                if(digitalRead(output)){
                return "checked";
                }
                else {
                return "";
                }
            }

        // Replaces placeholder with button section in your web page
        static String processor(const String& var){
        //Serial.println(var);
        if(var == "BUTTONPLACEHOLDER"){
            String buttons = "";

            #ifdef RELAY1
            buttons += "<h4>Output - Relay 1 </h4><label class=\"switch\"><input type=\"checkbox\" onchange=\"toggleCheckbox(this)\" id=\"relay1\" " + MainWebServerClass::outputState(RELAY1_PIN) + "><span class=\"slider\"></span></label>";
            #endif

            return buttons;
        }
        return String();
        }


};

MainWebServerClass MainWebServer;
#endif