#include <WiFi.h>
#include <HTTPClient.h>
#include <Arduino_JSON.h>

const char* WIFI_STA_NAME = "Wokwi-GUEST";
const char* WIFI_STA_PASS = "";
int ledPin = 4;
int ledPin1 = 25;

void setup() {
    Serial.begin(115200);
    WiFi.mode(WIFI_STA);
    WiFi.begin(WIFI_STA_NAME, WIFI_STA_PASS);
    while(WiFi.status() != WL_CONNECTED){
        delay(500);
        Serial.print(".");
        pinMode(ledPin, OUTPUT);
        digitalWrite(ledPin, HIGH);
        delay(0);
        pinMode(ledPin1, OUTPUT);
        digitalWrite(ledPin1, HIGH);
        delay(0);
    }
    Serial.println();
    Serial.println("WiFi Connected!");

    HTTPClient http;
     http.begin("http://theerapone.com/sbc/courses/arduino/code/leds.json");
    
    // start connection and send HTTP header
    int httpCode = http.GET();
    
    if(httpCode > 0) {
        // HTTP header has been send and Server responses header 
        Serial.printf("Sutinee send HW5.\n", httpCode);
        Serial.printf("[HTTP] GET... code: %d\n", httpCode);    
        // file found at server
        //HTTP_CODE_OK == 2000
        if(httpCode == HTTP_CODE_OK) {
            String payload = http.getString();
            Serial.println(payload);
            Serial.println();

            JSONVar users = JSON.parse(payload);
            Serial.println(JSON.typeof(users));
            Serial.println();

            Serial.print("Striginify:");
            Serial.println(JSON.stringify(users));                

            // JSON.typeof(jsonVar) can be used to get the type
            if (JSON.typeof(users) == "undefined") {
            Serial.println("Parsing input failed!");
            return;
            }
            Serial.print("myArray[0] = ");
            Serial.println(users[0]);
            Serial.println();
            Serial.println(JSON.typeof(users[0]));
        }
        else {
            Serial.printf("[HTTP] GET... failed, error: %s\n", 
                        http.errorToString(httpCode).c_str());
        }
        http.end();
    }

}

void loop() {  
}