#include <Arduino_JSON.h>
#include <WiFi.h>
#include <HTTPClient.h>
#include <DHTesp.h>
#include <WiFiClient.h>
#include <WiFiClientSecure.h>

const char* sertificate = \
"-----BEGIN CERTIFICATE-----\n" \
"MIIFazCCA1OgAwIBAgIRAIIQz7DSQONZRGPgu2OCiwAwDQYJKoZIhvcNAQELBQAw\n" \
"TzELMAkGA1UEBhMCVVMxKTAnBgNVBAoTIEludGVybmV0IFNlY3VyaXR5IFJlc2Vh\n" \
"cmNoIEdyb3VwMRUwEwYDVQQDEwxJU1JHIFJvb3QgWDEwHhcNMTUwNjA0MTEwNDM4\n" \
"WhcNMzUwNjA0MTEwNDM4WjBPMQswCQYDVQQGEwJVUzEpMCcGA1UEChMgSW50ZXJu\n" \
"ZXQgU2VjdXJpdHkgUmVzZWFyY2ggR3JvdXAxFTATBgNVBAMTDElTUkcgUm9vdCBY\n" \
"MTCCAiIwDQYJKoZIhvcNAQEBBQADggIPADCCAgoCggIBAK3oJHP0FDfzm54rVygc\n" \
"h77ct984kIxuPOZXoHj3dcKi/vVqbvYATyjb3miGbESTtrFj/RQSa78f0uoxmyF+\n" \
"0TM8ukj13Xnfs7j/EvEhmkvBioZxaUpmZmyPfjxwv60pIgbz5MDmgK7iS4+3mX6U\n" \
"A5/TR5d8mUgjU+g4rk8Kb4Mu0UlXjIB0ttov0DiNewNwIRt18jA8+o+u3dpjq+sW\n" \
"T8KOEUt+zwvo/7V3LvSye0rgTBIlDHCNAymg4VMk7BPZ7hm/ELNKjD+Jo2FR3qyH\n" \
"B5T0Y3HsLuJvW5iB4YlcNHlsdu87kGJ55tukmi8mxdAQ4Q7e2RCOFvu396j3x+UC\n" \
"B5iPNgiV5+I3lg02dZ77DnKxHZu8A/lJBdiB3QW0KtZB6awBdpUKD9jf1b0SHzUv\n" \
"KBds0pjBqAlkd25HN7rOrFleaJ1/ctaJxQZBKT5ZPt0m9STJEadao0xAH0ahmbWn\n" \
"OlFuhjuefXKnEgV4We0+UXgVCwOPjdAvBbI+e0ocS3MFEvzG6uBQE3xDk3SzynTn\n" \
"jh8BCNAw1FtxNrQHusEwMFxIt4I7mKZ9YIqioymCzLq9gwQbooMDQaHWBfEbwrbw\n" \
"qHyGO0aoSCqI3Haadr8faqU9GY/rOPNk3sgrDQoo//fb4hVC1CLQJ13hef4Y53CI\n" \
"rU7m2Ys6xt0nUW7/vGT1M0NPAgMBAAGjQjBAMA4GA1UdDwEB/wQEAwIBBjAPBgNV\n" \
"HRMBAf8EBTADAQH/MB0GA1UdDgQWBBR5tFnme7bl5AFzgAiIyBpY9umbbjANBgkq\n" \
"hkiG9w0BAQsFAAOCAgEAVR9YqbyyqFDQDLHYGmkgJykIrGF1XIpu+ILlaS/V9lZL\n" \
"ubhzEFnTIZd+50xx+7LSYK05qAvqFyFWhfFQDlnrzuBZ6brJFe+GnY+EgPbk6ZGQ\n" \
"3BebYhtF8GaV0nxvwuo77x/Py9auJ/GpsMiu/X1+mvoiBOv/2X/qkSsisRcOj/KK\n" \
"NFtY2PwByVS5uCbMiogziUwthDyC3+6WVwW6LLv3xLfHTjuCvjHIInNzktHCgKQ5\n" \
"ORAzI4JMPJ+GslWYHb4phowim57iaztXOoJwTdwJx4nLCgdNbOhdjsnvzqvHu7Ur\n" \
"TkXWStAmzOVyyghqpZXjFaH3pO3JLF+l+/+sKAIuvtd7u+Nxe5AW0wdeRlN8NwdC\n" \
"jNPElpzVmbUq4JUagEiuTDkHzsxHpFKVK7q4+63SM1N95R1NbdWhscdCb+ZAJzVc\n" \
"oyi3B43njTOQ5yOf+1CceWxG1bQVs5ZufpsMljq4Ui0/1lvh+wjChP4kqKOJ2qxq\n" \
"4RgqsahDYVvTH9w7jXbyLeiNdd8XM2w9U/t7y0Ff/9yi0GE44Za4rF2LN9d11TPA\n" \
"mRGunUHBcnWEvgJBQl9nJEiU0Zsnvgc/ubhPgXRR4Xq37Z0j4r7g1SgEEzwxA57d\n" \
"emyPxgcYxn/eR44/KJ4EBs+lVDR3veyJm+kXQ99b21/+jh5Xos1AnX5iItreGCc=\n" \
"-----END CERTIFICATE-----\n";

const char* ssid = "Wokwi-GUEST";
const char* password = "";
const String microSecretKey = "smartbabybed!!!";
String host = "https://c2c1-114-10-150-110.ngrok-free.app";

unsigned long intervalAudio = 10000;
unsigned long previousMillisAudio = 0;
unsigned long currentMillisAudio;

unsigned long intervalKelembaban = 30000;
unsigned long previousMillisKelembaban = 0;
unsigned long currentMillisKelembaban;

bool serverIsHealty = false;

const int pinSensorKelembaban = 15;
uint8_t pinSensorAudio = 15;

DHTesp dhtSensor;

void setup() {
  dhtSensor.setup(pinSensorKelembaban, DHTesp::DHT22);
  pinMode(pinSensorAudio, INPUT);
  // pinMode(pinSensorKelembaban, INPUT);
  Serial.begin(115200);

  WiFi.mode(WIFI_STA); 
  WiFi.begin(ssid, password);
  while (WiFi.status() != WL_CONNECTED) { //perintah tunggu esp32 sampi terkoneksi ke wifi
    delay(500);
    Serial.print(".");
  }
  Serial.println("");
  Serial.print("Connected to WiFi network with IP Address: ");
  Serial.println(WiFi.localIP());
}

void loop() {
  if (checkHealtyServer()) {
    // readAudio();
    // readKelembaban();
  }
  delay(500);
}

bool checkHealtyServer() {
  if (checkConnection()) {
    if (!serverIsHealty) {
      String healty = httpGetRequest("/health");
      JSONVar responseJson = JSON.parse(healty);
      String state = responseJson["state"];
      if (state == "CONNECTED") {
        Serial.println(state);
        serverIsHealty = true;
        return true;
      } else {
        Serial.print("Error\n");
        serverIsHealty = false;
        delay(3000);
        return false;
      }
    } else {
      return true;
    }
  } else {
    return false;
  }
}

bool checkConnection() {
  if (WiFi.status() == WL_CONNECTED) {
    return true;
  } else {
    Serial.println("WIFI DISCONNECTED!");
    return false;
  }
}

String httpPostRequest(String path, String payload) {
  WiFiClientSecure *client = new WiFiClientSecure;
  client->setInsecure();
  HTTPClient https;

  String hostName = host + path;
  String body = "{}";

  https.begin(hostName.c_str());
  https.addHeader("Content-Type", "application/x-www-form-urlencoded");
  https.addHeader("ngrok-skip-browser-warning", "true");
  https.addHeader("secret-key-micro", microSecretKey);
  https.setFollowRedirects(HTTPC_STRICT_FOLLOW_REDIRECTS);


  int httpsResponseCode = https.POST(payload);
  if (httpsResponseCode == 200) {
    String response = https.getString();
    body = response;
  } else {
    serverIsHealty = false;
  }

  https.end();
  return body;
}

String httpGetRequest(String path) {
  WiFiClientSecure *client = new WiFiClientSecure;
  client->setInsecure();
  HTTPClient https;

  String hostName = host + path;
  String payload = "{}";

  https.begin(hostName.c_str());
  https.addHeader("secret-key-micro", microSecretKey);
  https.addHeader("ngrok-skip-browser-warning", "true");
  https.setFollowRedirects(HTTPC_STRICT_FOLLOW_REDIRECTS);

  int httpsResponseCode = https.GET();
  if (httpsResponseCode == 200) {
    String response = https.getString();
    payload = response;
  } else {
    Serial.print(httpsResponseCode);
    Serial.print(" : ");
    Serial.println(https.errorToString(httpsResponseCode));
    serverIsHealty = false;
  }

  https.end();
  return payload;
}

void readAudio() {
  int sensorAudio = analogRead(pinSensorAudio);
  int valueAudio = map(sensorAudio, 0, 1023, 0, 100);

  if (valueAudio == 100) {
    currentMillisAudio = millis();
    if (currentMillisAudio - previousMillisAudio >= intervalAudio) {
      String payload = "valueSensor=" + String(sensorAudio) + "&percentageSensor=" + String(valueAudio);
      String response = httpPostRequest("/api/sensor/audio", payload);
      JSONVar responseJson = JSON.parse(response);
      String status = responseJson["status"];
      if (status == "success") {
        String message = responseJson["message"];
        Serial.print("[BAYI MENANGIS] ");
        Serial.println(message);
      } else {
        Serial.println("[BAYI MENANGIS] Gagal mengirim pesan whatsapp!");
      }
      previousMillisAudio = currentMillisAudio;
    }
  }
}

void readKelembaban() {
  TempAndHumidity data = dhtSensor.getTempAndHumidity();
  int sensorKelembaban = data.humidity;
  int valueKelembaban = map(sensorKelembaban, 0, 1024, 100, 0);

  if (valueKelembaban > 50) {
    currentMillisKelembaban = millis();
    if (currentMillisKelembaban - previousMillisKelembaban >= intervalKelembaban) {
      String payload = "valueSensor=" + String(sensorKelembaban) + "&percentageSensor=" + String(valueKelembaban);
      String response = httpPostRequest("/api/sensor/humadity", payload);
      JSONVar responseJson = JSON.parse(response);
      String status = responseJson["status"];
      if (status == "success") {
        String message = responseJson["message"];
        Serial.print("[BAYI MENGOMPOL] ");
        Serial.println(message);
      } else {
        Serial.println("[BAYI MENGOMPOL] Gagal mengirim pesan whatsapp!");
      }
      previousMillisKelembaban = currentMillisKelembaban;
    }
  }
}