#include "esp_camera.h"               
#include "Arduino.h"
#include "FS.h"                
#include "SD_MMC.h"            
#include "soc/soc.h"           
#include "soc/rtc_cntl_reg.h"  
#include "driver/rtc_io.h"
#include             
#include "SD.h"
#include 
#include "ESP32_MailClient.h"
#include "SPIFFS.h"
#include "esp_timer.h"
#include "img_converters.h"
#include "driver/rtc_io.h"





char ssid[] = "TP-Link_*****"; 
char password[] = "******"; 

// Envoyer un email via Gmail

#define emailSenderAccount    "**********@gmail.com" 
#define emailSenderPassword   "******"
#define emailRecipient        "***********@gmail.com"
#define emailRecipient2       "5v53xu8xqf@pomail.net"
#define smtpServer            "smtp.gmail.com"
#define smtpServerPort         465 //587 //465
#define emailSubject          "Thierry tu a un nouveau courrier notification"
SMTPData smtpData;

// Pushover settings
char pushoversite[] = "api.pushover.net";
char apitoken[] = "aszcfk9s7mi4ij89rvfscbmdggezc4";
char userkey [] = "um7vbt89udh9s1zidrz1gcoax1c9iq";
int length;
WiFiClient client;

// Pin definition for CAMERA_MODEL_AI_THINKER
#define PWDN_GPIO_NUM     32
#define RESET_GPIO_NUM    -1
#define XCLK_GPIO_NUM      0
#define SIOD_GPIO_NUM     26
#define SIOC_GPIO_NUM     27

#define Y9_GPIO_NUM       35
#define Y8_GPIO_NUM       34
#define Y7_GPIO_NUM       39
#define Y6_GPIO_NUM       36
#define Y5_GPIO_NUM       21
#define Y4_GPIO_NUM       19
#define Y3_GPIO_NUM       18
#define Y2_GPIO_NUM        5
#define VSYNC_GPIO_NUM    25
#define HREF_GPIO_NUM     23
#define PCLK_GPIO_NUM     22
#define TIME_TO_SLEEP  180            //time ESP32 will go to sleep (in seconds)
#define uS_TO_S_FACTOR 1000000ULL   //conversion factor for micro seconds to seconds */
int pictureNumber = 0;


void setup() {
  WRITE_PERI_REG(RTC_CNTL_BROWN_OUT_REG, 0); 
  pinMode(4, OUTPUT);
  pinMode(33, OUTPUT);
  pinMode(14, INPUT);
  digitalWrite(4, LOW);
  digitalWrite(33, HIGH);
  Serial.begin(115200);
  //Serial.setDebugOutput(true);
  Serial.println();


  delay(500);
  Serial.println("Bonjour");
  if (!SPIFFS.begin(true)) {
    Serial.println("Une erreur est survenue lors du montage de SPIFFS");
    ESP.restart();
  }
  else {
    Serial.println("SPIFFS monte avec succe");
  }
  SPIFFS.format();
  EEPROM.begin(400);

  camera_config_t config;
  config.ledc_channel = LEDC_CHANNEL_0;
  config.ledc_timer = LEDC_TIMER_0;
  config.pin_d0 = Y2_GPIO_NUM;
  config.pin_d1 = Y3_GPIO_NUM;
  config.pin_d2 = Y4_GPIO_NUM;
  config.pin_d3 = Y5_GPIO_NUM;
  config.pin_d4 = Y6_GPIO_NUM;
  config.pin_d5 = Y7_GPIO_NUM;
  config.pin_d6 = Y8_GPIO_NUM;
  config.pin_d7 = Y9_GPIO_NUM;
  config.pin_xclk = XCLK_GPIO_NUM;
  config.pin_pclk = PCLK_GPIO_NUM;
  config.pin_vsync = VSYNC_GPIO_NUM;
  config.pin_href = HREF_GPIO_NUM;
  config.pin_sscb_sda = SIOD_GPIO_NUM;
  config.pin_sscb_scl = SIOC_GPIO_NUM;
  config.pin_pwdn = PWDN_GPIO_NUM;
  config.pin_reset = RESET_GPIO_NUM;
  config.xclk_freq_hz = 20000000;
  config.pixel_format = PIXFORMAT_JPEG;

  if (psramFound()) {
    config.frame_size = FRAMESIZE_QVGA; // FRAMESIZE_ + QVGA|CIF|VGA|SVGA|XGA|SXGA|UXGA
    config.jpeg_quality = 10;
    config.fb_count = 2;
  } else {
    config.frame_size = FRAMESIZE_SVGA;
    config.jpeg_quality = 12;
    config.fb_count = 1;
  }

  // Initialisation de la camera
  esp_err_t err = esp_camera_init(&config);
  if (err != ESP_OK) {
    Serial.printf("Erreur d'initialisation de la camera avec le code 0x%x", err);
    return;
  }


  //************************************** Connection ******************************************************************
  digitalWrite(33, LOW);
  Serial.print("Connectiion");

  WiFi.begin(ssid, password);
  while (WiFi.status() != WL_CONNECTED) {
    Serial.print(".");
    delay(200);
  }

  Serial.println();
  Serial.println("WiFi connecte.");
  Serial.println();



}


void loop() {
  if (digitalRead(14)==LOW) {
    takePicture();
    sendNotification();
  }
}

// Callback fonction pour le statut d'envoi du courriel
void sendCallback(SendStatus msg) {
  // affiche le statut actuel
  Serial.println(msg.info());
  if (msg.success()) {
    Serial.println("----------------");
  }
}

byte pushover(char *pushovermessage)
{
  String message = pushovermessage;

  length = 81 + message.length();

  if (client.connect(pushoversite, 80))
  {
    client.println("POST /1/messages.json HTTP/1.1");
    client.println("Host: api.pushover.net");
    client.println("Connection: close\r\nContent-Type: application/x-www-form-urlencoded");
    client.print("Content-Length: ");
    client.print(length);
    client.println("\r\n");;
    client.print("token=");
    client.print(apitoken);
    client.print("&user=");
    client.print(userkey);
    client.print("&message=");
    client.print(message);
    while (client.connected())
    {
      while (client.available())
      {
        char ch = client.read();
        Serial.write(ch);
      }
    }
    client.stop();
  }
}
void takePicture() {

  //****** flash allumé  ***************************************
  digitalWrite(4, HIGH);
  camera_fb_t * fb = NULL;

  // Prise de la photo
  fb = esp_camera_fb_get();
  if (!fb) {
    Serial.println("Echec de la prise de vue par la camera");
    return;
  }
  //****** flash eteint ***************************************
  digitalWrite(4, LOW);
  String path = "/Courrier.jpg";
  File file = SPIFFS.open(path, FILE_WRITE);
  // Chemin de sauvegarde de l'image



  if (!file) {
    Serial.println("Impossible d'ouvrir le fichier en mode ecriture");
  }
  else {
    file.write(fb->buf, fb->len); // payload (image), payload length
    Serial.printf("Fichier sauve avec le chemin suivant: %s\n", path);

  }
  file.close();
  esp_camera_fb_return(fb);
}
void sendNotification() {
  Serial.println("Preparation de l'envois du couriel");
  Serial.println();
  pushover("Vous avez un nouveau courrier!!!");

  //  Email SMTP Serveur , port, compte et mot de passe
  smtpData.setLogin(smtpServer, smtpServerPort, emailSenderAccount, emailSenderPassword);

  // Nome de l'expediteur et du compte
  smtpData.setSender("Nouveau courrier", emailSenderAccount);

  // Priorite du message High, Normal, Low ou 1 a 5 (1 est la plus forte)
  smtpData.setPriority("High");

  // Sujet du message
  smtpData.setSubject(emailSubject);

  // Corp du message en HTML
  smtpData.setMessage("
Vous avez un nouveau courrier !
- Envoye depuis ESP32cam
", true);


  // Ajout du destinataire
  smtpData.addRecipient(emailRecipient);
  smtpData.addRecipient(emailRecipient2);
  smtpData.setFileStorageType(MailClientStorageType::SPIFFS);
  smtpData.addAttachFile("/Courrier.jpg");

  smtpData.setSendCallback(sendCallback);

  //Envois du courriel
  if (!MailClient.sendMail(smtpData))
    Serial.println("Erreur lors de l'envoi du couriel, " + MailClient.smtpErrorReason());

  //Efface toutes les donnees de l'objet Email pour liberer la memoire
  digitalWrite(33, HIGH);
  smtpData.empty();
}