#include <WiFi.h>
#include "esp_camera.h"
#include <HTTPClient.h>
// Wifie
char ssid[] = "Amir";
char pass[] = "12345678";
char url[] = "http://192.168.4.2:5000/upload";
HTTPClient http;
// camera
camera_fb_t* fb;


void setup() {

  Serial.begin(9600);


  http.begin(url);
  http.addHeader("Content-Type", "image/jpeg");

  while (!config()) { Serial.println("EROR Camera"); }
  while (!biuld_wifie(ssid, pass)) { Serial.println("EROR Wifie"); }

  Serial.println("Camera and Wifie is redey");
  Serial.printf("Ssid : %s\nPass : %s\n", ssid, pass);
}

void loop() {
  if (Serial.available()) {
    int input = Serial.parseInt();
    if (input != 0) {
      Serial.println("take picture");
      take_post();
    }
  }
}
void take_post() {
  fb = get_pictuer(fb);
  if (fb) {
    String color = claint(fb, http);
    flush_buffer(fb);
    Serial.println(color);
  }
}

bool config() {
  camera_config_t config;
  config.ledc_channel = LEDC_CHANNEL_0;
  config.ledc_timer = LEDC_TIMER_0;
  config.pin_d0 = 5;
  config.pin_d1 = 18;
  config.pin_d2 = 19;
  config.pin_d3 = 21;
  config.pin_d4 = 36;
  config.pin_d5 = 39;
  config.pin_d6 = 34;
  config.pin_d7 = 35;
  config.pin_xclk = 0;
  config.pin_pclk = 22;
  config.pin_vsync = 25;
  config.pin_href = 23;
  config.pin_sscb_sda = 26;
  config.pin_sscb_scl = 27;
  config.pin_pwdn = 32;
  config.pin_reset = -1;
  config.xclk_freq_hz = 20000000;
  config.pixel_format = PIXFORMAT_JPEG;  // یا RGB565 برای پردازش
  config.grab_mode = CAMERA_GRAB_LATEST;
  config.frame_size = FRAMESIZE_SVGA;  // یا FRAMESIZE_QVGA, FRAMESIZE_UXGA
  config.jpeg_quality = 5;             // 0-63 (کم = بهتر)
  config.fb_count = 2;
  esp_err_t err = esp_camera_init(&config);
  if (err != ESP_OK) {
    Serial.printf("Camera init failed with error 0x%x", err);
    return false;
  }
  return true;
}
camera_fb_t* get_pictuer(camera_fb_t* fb) {
  fb = esp_camera_fb_get();
  if (!fb) {
    Serial.println("Camera capture failed");
  }
  return fb;
}
void flush_buffer(camera_fb_t* fb) {
  esp_camera_fb_return(fb);
}


bool biuld_wifie(char ssid[], char pass[]) {
  bool result = WiFi.softAP(ssid, pass);
  if (result) {
    return true;
  } else {
    return false;
  }
}
String claint(camera_fb_t* fb, HTTPClient& http) {
  int httpResponseCode = http.POST(fb->buf, fb->len);

  if (httpResponseCode) {
    String response = http.getString();
    Serial.print("Server Response: ");
    Serial.println(response);
    Serial.println(httpResponseCode);
    return response;
  } else {
    Serial.print("Error on sending POST: ");
    Serial.println(httpResponseCode);
    return httpResponseCode;
  }

  http.end();
}