257 lines
7.2 KiB
C++
257 lines
7.2 KiB
C++
#include <Arduino.h>
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#include <WiFi.h>
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#include <WiFiClientSecure.h>
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#include <WiFiManager.h>
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#include "soc/soc.h"
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#include "soc/rtc_cntl_reg.h"
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#include "esp_camera.h"
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#include <UniversalTelegramBot.h>
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#include <ArduinoJson.h>
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const char* BOTtoken = "6904712924:AAGEVa4_ejmj-4uKz_nt_i-ceghMPWYW_5M"; // your Bot Token (Get from Botfather)
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String CHAT_ID = "1709517653"; // Chat ID for authorized user
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bool sendPhoto = false;
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WiFiClientSecure clientTCP;
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UniversalTelegramBot bot(BOTtoken, clientTCP);
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#define FLASH_LED_PIN 4
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bool flashState = LOW;
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int botRequestDelay = 1000;
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unsigned long lastTimeBotRan;
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#define PWDN_GPIO_NUM 32
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#define RESET_GPIO_NUM -1
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#define XCLK_GPIO_NUM 0
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#define SIOD_GPIO_NUM 26
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#define SIOC_GPIO_NUM 27
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#define Y9_GPIO_NUM 35
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#define Y8_GPIO_NUM 34
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#define Y7_GPIO_NUM 39
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#define Y6_GPIO_NUM 36
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#define Y5_GPIO_NUM 21
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#define Y4_GPIO_NUM 19
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#define Y3_GPIO_NUM 18
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#define Y2_GPIO_NUM 5
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#define VSYNC_GPIO_NUM 25
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#define HREF_GPIO_NUM 23
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#define PCLK_GPIO_NUM 22
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void configInitCamera() {
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camera_config_t config;
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config.ledc_channel = LEDC_CHANNEL_0;
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config.ledc_timer = LEDC_TIMER_0;
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config.pin_d0 = Y2_GPIO_NUM;
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config.pin_d1 = Y3_GPIO_NUM;
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config.pin_d2 = Y4_GPIO_NUM;
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config.pin_d3 = Y5_GPIO_NUM;
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config.pin_d4 = Y6_GPIO_NUM;
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config.pin_d5 = Y7_GPIO_NUM;
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config.pin_d6 = Y8_GPIO_NUM;
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config.pin_d7 = Y9_GPIO_NUM;
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config.pin_xclk = XCLK_GPIO_NUM;
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config.pin_pclk = PCLK_GPIO_NUM;
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config.pin_vsync = VSYNC_GPIO_NUM;
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config.pin_href = HREF_GPIO_NUM;
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config.pin_sscb_sda = SIOD_GPIO_NUM;
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config.pin_sscb_scl = SIOC_GPIO_NUM;
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config.pin_pwdn = PWDN_GPIO_NUM;
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config.pin_reset = RESET_GPIO_NUM;
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config.xclk_freq_hz = 20000000;
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config.pixel_format = PIXFORMAT_JPEG;
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config.grab_mode = CAMERA_GRAB_LATEST;
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if (psramFound()) {
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config.frame_size = FRAMESIZE_UXGA;
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config.jpeg_quality = 10; //0-63 lower number means higher quality
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config.fb_count = 1;
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} else {
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config.frame_size = FRAMESIZE_SVGA;
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config.jpeg_quality = 12; //0-63 lower number means higher quality
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config.fb_count = 1;
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}
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esp_err_t err = esp_camera_init(&config);
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if (err != ESP_OK) {
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Serial.printf("Camera init failed with error 0x%x", err);
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delay(1000);
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ESP.restart();
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}
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}
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void handleNewMessages(int numNewMessages) {
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Serial.print("Handle New Messages: ");
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Serial.println(numNewMessages);
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for (int i = 0; i < numNewMessages; i++) {
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String chat_id = String(bot.messages[i].chat_id);
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if (chat_id != CHAT_ID) {
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bot.sendMessage(chat_id, "Unauthorized user", "");
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continue;
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}
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String text = bot.messages[i].text;
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Serial.println(text);
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String from_name = bot.messages[i].from_name;
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if (text == "/start") {
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String welcome = "Welcome , " + from_name + "\n";
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welcome += "Use the following commands to interact with the ESP32-CAM \n";
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welcome += "/photo : takes a new photo\n";
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welcome += "/flash : toggles flash LED \n";
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bot.sendMessage(CHAT_ID, welcome, "");
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}
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if (text == "/flash") {
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flashState = !flashState;
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digitalWrite(FLASH_LED_PIN, flashState);
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Serial.println("Change flash LED state");
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}
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if (text == "/photo") {
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sendPhoto = true;
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Serial.println("New photo request");
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}
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}
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}
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String sendPhotoTelegram() {
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const char* myDomain = "api.telegram.org";
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String getAll = "";
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String getBody = "";
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// Buang gambar pertama karena kualitas buruk
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camera_fb_t * fb = NULL;
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fb = esp_camera_fb_get();
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esp_camera_fb_return(fb); // buang gambar buffered
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// Ambil foto baru
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fb = NULL;
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fb = esp_camera_fb_get();
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if (!fb) {
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Serial.println("Camera capture failed");
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delay(1000);
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ESP.restart();
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return "Camera capture failed";
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}
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Serial.println("Connect to " + String(myDomain));
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if (clientTCP.connect(myDomain, 443)) {
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Serial.println("Connection successful");
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String head = "--kwhbot\r\n"
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"Content-Disposition: form-data; name=\"chat_id\"; \r\n\r\n" + CHAT_ID +
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"\r\n--kwhbot\r\n"
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"Content-Disposition: form-data; name=\"photo\"; filename=\"esp32-cam.jpg\"\r\n"
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"Content-Type: image/jpeg\r\n\r\n";
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String tail = "\r\n--kwhbot--\r\n";
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size_t imageLen = fb->len;
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size_t extraLen = head.length() + tail.length();
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size_t totalLen = imageLen + extraLen;
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clientTCP.println("POST /bot" + String(BOTtoken) + "/sendPhoto HTTP/1.1");
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clientTCP.println("Host: " + String(myDomain));
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clientTCP.println("Content-Length: " + String(totalLen));
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clientTCP.println("Content-Type: multipart/form-data; boundary=kwhbot");
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clientTCP.println();
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clientTCP.print(head);
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uint8_t *fbBuf = fb->buf;
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size_t fbLen = fb->len;
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for (size_t n = 0; n < fbLen; n = n + 1024) {
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if (n + 1024 < fbLen) {
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clientTCP.write(fbBuf, 1024);
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fbBuf += 1024;
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} else if (fbLen % 1024 > 0) {
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size_t remainder = fbLen % 1024;
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clientTCP.write(fbBuf, remainder);
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}
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}
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clientTCP.print(tail);
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esp_camera_fb_return(fb);
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int waitTime = 10000; // timeout 10 detik
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long startTimer = millis();
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boolean state = false;
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while ((startTimer + waitTime) > millis()) {
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Serial.print(".");
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delay(100);
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while (clientTCP.available()) {
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char c = clientTCP.read();
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if (state == true) getBody += String(c);
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if (c == '\n') {
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if (getAll.length() == 0) state = true;
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getAll = "";
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} else if (c != '\r') {
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getAll += String(c);
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}
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startTimer = millis();
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}
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if (getBody.length() > 0) break;
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}
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clientTCP.stop();
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Serial.println(getBody);
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} else {
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getBody = "Connected to api.telegram.org failed.";
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Serial.println("Connected to api.telegram.org failed.");
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}
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return getBody;
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}
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void setup() {
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WRITE_PERI_REG(RTC_CNTL_BROWN_OUT_REG, 0);
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Serial.begin(115200);
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pinMode(FLASH_LED_PIN, OUTPUT);
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digitalWrite(FLASH_LED_PIN, flashState);
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configInitCamera();
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WiFiManager wifiManager;
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wifiManager.setConfigPortalTimeout(180); // Set timeout portal ke 3 menit
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// Coba terhubung ke Wi-Fi
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if (!wifiManager.autoConnect("CAM-KWH","tugasakhir")) {
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Serial.println("Failed to connect to WiFi, entering config mode");
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// Jika gagal terhubung ke Wi-Fi, masuk ke mode konfigurasi
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wifiManager.startConfigPortal("AutoConnectAP");
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}
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// Periksa koneksi WiFi
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if (WiFi.status() != WL_CONNECTED) {
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Serial.println("Failed to connect to WiFi");
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return;
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} else {
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Serial.println("Connected to WiFi");
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}
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clientTCP.setCACert(TELEGRAM_CERTIFICATE_ROOT);
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Serial.print("ESP32-CAM IP Address: ");
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Serial.println(WiFi.localIP());
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}
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void loop() {
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if (sendPhoto) {
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Serial.println("Preparing photo");
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sendPhotoTelegram();
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sendPhoto = false;
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}
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if (millis() > lastTimeBotRan + botRequestDelay) {
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int numNewMessages = bot.getUpdates(bot.last_message_received + 1);
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while (numNewMessages) {
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Serial.println("got response");
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handleNewMessages(numNewMessages);
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numNewMessages = bot.getUpdates(bot.last_message_received + 1);
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}
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lastTimeBotRan = millis();
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}
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}
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