// #include "SPI.h"
// #include "Adafruit_GFX.h"
// #include <Adafruit_ST7735.h>
#include "User_Setup.h"
#include <TFT_eSPI.h> // Graphics and font library for ST7735 driver chip

TFT_eSPI tft = TFT_eSPI();  // Invoke library, pins defined in User_Setup.h

//connections
//Display: ESP32-C3 - refer schematice-https://docs.espressif.com/projects/esp-idf/en/v5.2/esp32c3/_images/esp32-c3-devkitm-1-v1-pinout.png 
// or pg 11 of datasheet-https://www.espressif.com/sites/default/files/documentation/esp32-c3-mini-1_datasheet_en.pdf 
// 3.3V : VCC(3V3)
// GND  : GND
// CS   : 10            >>>chip enable pin (FSPICS0)
// RST  : 9             >>>RST/RES- Reset pin can be connected to RST Pin of esp but connecting to a GPIO pin is better as display can be reset via program
// D/C  : 8             >>>Data/command pin
// MOSI : 7             >>>SPI data (MCU → LCD) (FSPID)
// SCK  : 6             >>>SPI clock (FSPICLK)
// LED  : 5V            >>>backlight
// MISO : 2             >>>SPI data (LCD → MCU) (FSPIQ)

//NOTE: Reset is not simulated in wokwi

// //Pin definition
// #define TFT_CS        10
// #define TFT_RST       9
// #define TFT_DC        8
// #define TFT_MOSI      7
// #define TFT_SCLK      6

//creating a display object named "tft"- TFT_CS and TFT_DC are the parameters passed to the constructor
// Adafruit_ST7735 tft = Adafruit_ST7735(TFT_CS, TFT_DC,TFT_RST);

void setup() {
  // put your setup code here, to run once:
   Serial.begin(115200);
  Serial.printf("HelloWorld\n");
  tft.init();
  // tft.begin();          //begining the display
  // pinMode(TFT_RST,OUTPUT);  //Reset pin set as output

  // //display code- same as done in arduino case
  // tft.setCursor(10,0);
  // tft.setTextColor(ILI9341_WHITE);
  // tft.setTextSize(3);
  // tft.println("Hello!");

  // tft.setCursor(90, 160);
  // tft.setTextColor(ILI9341_BLUE);
  // tft.setTextSize(2);
  // tft.println("Hello");

  // tft.setCursor(90, 180);
  // tft.setTextColor(ILI9341_RED);
  // tft.println("WORLD");
    
}

void loop() {
  // put your main code here, to run repeatedly:
  //display code- same as done in arduino case
  // tft.setCursor(10,0);
  // tft.setTextColor(TFT_WHITE);
  // tft.setTextSize(3);
  // tft.print("Hello!");

  // tft.setCursor(90, 160);
  // tft.setTextColor(TFT_BLUE);
  // tft.setTextSize(2);
  // tft.print("Hello");

  // tft.setCursor(90, 180);
  // tft.setTextColor(TFT_RED);
  // tft.print("WORLD");
   tft.fillScreen(TFT_RED);
   Serial.printf("Red %d %d\n", TFT_RED, TFT_RED);
   delay(1000);
   tft.fillScreen(TFT_GREEN);
   delay(1000);
   tft.fillScreen(TFT_BLUE);
   delay(1000);
   tft.fillScreen(TFT_BLACK);
   delay(1000);
   tft.fillScreen(TFT_WHITE);
   delay(1000);
   tft.fillScreen(random(0x10000));
   delay(1000);

}