#include "ArduinoJson.h"

bool commstatus = false;
bool rfid = false;
bool done = false;
uint16_t datas[2][16];

void ReadingEvent() {
  for (int i = 0; i < 2; i++) {
    for (int j = 0; j < 16; j++) {
      datas[i][j] = random(0, 65535);
    }
  }

  DynamicJsonDocument doc(JSON_OBJECT_SIZE(2) + 2 * JSON_ARRAY_SIZE(17));
  JsonObject root = doc.to<JsonObject>();
  root["event"] = "prox";

  JsonArray data = root.createNestedArray("result");
  for (int i = 0; i < 2; i++) {
    JsonArray subArray = data.createNestedArray();
    for (int j = 0; j < 16; j++) {
      subArray.add(datas[i][j]);
    }
  }

  // Serialize JSON ke string
  String jsonString;
  serializeJson(doc, jsonString);

  // Tampilkan JSON di Serial Monitor
  Serial.println(jsonString);
}

void RFIDEvent() {
  if (!done) {
    String data = "";
    StaticJsonDocument<500> doc;
    doc["event"] = "rfid";
    doc["result"] = "0,Jhagas,SD Corp";
    serializeJson(doc, data);
    Serial.println(data);
    done = true;
  }
}


void setup() {
  pinMode(LED_BUILTIN, OUTPUT);
  pinMode(12, INPUT_PULLUP);
  Serial.begin(9600);
}

void loop() {
  if (Serial.available() > 0) {
    String command = Serial.readString();
    command.trim();
    if (command == "NYALAKAN") {
      commstatus = true;
    } else if (command == "MATIKAN") {
      commstatus = false;
    }
  }
  if (digitalRead(12) == LOW) {
    rfid = !rfid;
    done = false;
  }

  if (rfid) {
    RFIDEvent();
  }

  if (commstatus) {
    ReadingEvent();
    digitalWrite(LED_BUILTIN, HIGH);
    delay(2000);
  } else {
    digitalWrite(LED_BUILTIN, LOW);
  }

  delay(100);
}