YouTube Channel Statistics Display with NodeMCU(ESP8266) and I2C OLED Display – Easy

/* ----------------------------
  Visit ArduinoYard.com for more details.
  Connections:
  NODEMCU                  OLED DISPLAY
  GND       - - - ->          GND
  3.3V      - - - ->          Vcc
  SDA       - - - ->          D1
  SCL       - - - ->          D2
  // ---------------------------- */

//Add following libraries from sketch->library manager
#include <ESP8266WiFi.h>
#include <WiFiClientSecure.h>
#include <Wire.h>
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>
#include <YoutubeApi.h>
#include <ArduinoJson.h>

#define SCREEN_WIDTH 128 // OLED display width, in pixels
#define SCREEN_HEIGHT 64 // OLED display height, in pixels

// Declaration for an SSD1306 display connected to I2C (SDA, SCL pins)
#define OLED_RESET     -1 // Reset pin # (or -1 if sharing Arduino reset pin)
Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, OLED_RESET);

//------- Replace the following! ------
char ssid[] = "Myssid";       // your network SSID (name)
char password[] = "mypassword";  // your network key

#define API_KEY "AIzaSyA_lZ-3uraabcHL9EBV6dSmoYa2Ui71k5M"  // your google apps API Token

#define CHANNEL_ID "7xj7mH00xuAOabc1BKiecQ" // Channel ID of your channel
//------- ---------------------- ------

WiFiClientSecure client;
YoutubeApi api(API_KEY, client);

unsigned long timeBetweenRequests = 6000; // delay between request for new data 6000 means 6 seconds because this time is in milliseconds
unsigned long nextRunTime;                // variable to initialize timer

long subs = 0;

void setup() {
  Serial.begin(115200);  // Open serial monitor at 115200 baud
  Wire.begin(D1, D2);    // Initializing I2C pins for OLED display to work

  // SSD1306_SWITCHCAPVCC = generate display voltage from 3.3V internally
  if (!display.begin(SSD1306_SWITCHCAPVCC, 0x3C)) { // Address 0x3C for 128x64
    Serial.println(F("FAILED TO DISPLAY"));
    for (;;); // Don't proceed, loop forever
  }

  display.clearDisplay(); // Clear the display and ram
  display.display();

  display.clearDisplay();
  display.setTextSize(2);                //Set the text size
  display.setTextColor(SSD1306_WHITE);
  display.setCursor(0, 0);               //Set the display cursor position
  display.print("  YouTube");            //Set the display text
  display.setCursor(0, 20);
  display.print("  Channel");
  display.setCursor(0, 40);
  display.print("Statistics");
  display.display();
  // Set WiFi to station mode and disconnect from an AP if it was Previously connected

  delay(1000);
  WiFi.mode(WIFI_STA); //set the mode for ESP8266 as station mode so it connects to a wifi netowork as client device
  WiFi.disconnect();   //disconnect from prev connection and restart
  delay(100);

  // Attempt to connect to Wifi network:
  Serial.print("Connecting Wifi: ");
  Serial.println(ssid);
  WiFi.begin(ssid, password);
  while (WiFi.status() != WL_CONNECTED) {
    Serial.print(".");
    delay(500);
  }
  Serial.println("");
  Serial.println("WiFi connected");
  Serial.println("IP address: ");
  IPAddress ip = WiFi.localIP();
  Serial.println(ip);

  // Required if you are using ESP8266 V2.5 or above
  client.setInsecure();

  // If you want to enable some extra debugging
  api._debug = true;
}

void loop() {

  if (millis() > nextRunTime)  //when timer approaches 6 seconds
  {
    if (api.getChannelStatistics(CHANNEL_ID)) { //get channel statistics using this command
      //we can retrieve following parameters in ESP8266 to show
      //we can comment out any parameter which we don't want to see
      Serial.println("---------Stats---------");
      Serial.print("Subscriber Count: ");
      Serial.println(api.channelStats.subscriberCount);
      Serial.print("View Count: ");
      Serial.println(api.channelStats.viewCount);
      Serial.print("Comment Count: ");
      Serial.println(api.channelStats.commentCount);
      Serial.print("Video Count: ");
      Serial.println(api.channelStats.videoCount);
      // Probably not needed :)
      //Serial.print("hiddenSubscriberCount: ");
      //Serial.println(api.channelStats.hiddenSubscriberCount);
      Serial.println("------------------------");

      display.clearDisplay();    //clear the data on display every interval

      //Clear display
      display.setTextSize(2);                   //Set the text size
      display.setTextColor(SSD1306_WHITE);      //set text color
      display.setCursor(0, 0);                  //Set the display cursor position
      display.print(F("  Arduino"));            //Set the display text
      display.print(F("    Yard"));
      display.setTextSize(1);                   //Set the text size
      display.setTextColor(SSD1306_WHITE);
      display.setCursor(0, 32);                 //Set the display cursor position
      display.print(F("Subscribers: "));        //Set the display text
      display.setCursor(90, 32);
      display.println(api.channelStats.subscriberCount);  //Number of subscribers
      display.setCursor(0, 42);
      display.print(F("Total Views: "));
      display.setCursor(90, 42);
      display.println(api.channelStats.viewCount);    //number of total views of channel
      display.setCursor(0, 52);
      display.print(F("Video Count: "));
      display.setCursor(90, 52);
      display.println(api.channelStats.videoCount);  //number of videos uploaded on channel
      display.display();

    }
    nextRunTime = millis() + timeBetweenRequests; //re-initializing the timer
  }
}