/*
  Simple "Hello World" for ILI9341 LCD

  https://wokwi.com/arduino/projects/308024602434470466
*/

#include "SPI.h"
#include "Adafruit_GFX.h"
#include "Adafruit_ILI9341.h"
#include <Adafruit_MPU6050.h>
#include <Adafruit_Sensor.h>
#include <Wire.h>

#define TFT_DC 9
#define TFT_CS 10
Adafruit_ILI9341 tft = Adafruit_ILI9341(TFT_CS, TFT_DC);
Adafruit_MPU6050 mpu;

int x = 15;
int y = 55;
int pot;
int convert;


void setup() {
  pinMode(A0, INPUT);
  tft.begin();
  // Serial.begin(9600);
  Serial.begin(115200);

  while (!mpu.begin()) {
    Serial.println("MPU6050 not connected!");
    delay(1000);
  }
  Serial.println("MPU6050 ready!");
  tft.drawRoundRect(6, 16, 50, 50, 25, ILI9341_WHITE);
  
  // tft.drawLine(15, 55, 30, 40, ILI9341_RED);//line 1
  // tft.drawLine(10, 40, 30, 40, ILI9341_RED);//line 2
  // tft.drawLine(15, 25, 30, 40, ILI9341_RED);//line 3
  // tft.drawLine(30, 20, 30, 40, ILI9341_RED);//line 4
  // tft.drawLine(45, 25, 30, 40, ILI9341_RED);//line 5
  // tft.drawLine(50, 40, 30, 40, ILI9341_RED);//line 6
  // tft.drawLine(45, 55, 30, 40, ILI9341_RED);//line 7
  // Meme reference: https://english.stackexchange.com/questions/20356/origin-of-i-can-haz
}

sensors_event_t event;

void loop() {
  sensors_event_t a, g, temp;
  mpu.getGyroSensor()->getEvent(&event);
  mpu.getAccelerometerSensor()->getEvent(&event);
  convert = event.acceleration.z * 3600 / 1000;
  pot = map(convert, 0, 70.596, 1, 7);
  MeterRefresh();
 Serial.print(convert);
  Serial.print(" ");
  Serial.print(x);
  Serial.print(" ");
  Serial.print(y);
  Serial.print(" ");
  Serial.print("[");
  Serial.print(millis());
  Serial.print("] X: ");
  Serial.print(g.gyro.x);
  Serial.print(", Y: ");
  Serial.print(event.gyro.y);
  Serial.print(", Z: ");
  Serial.print(event.gyro.z);
  Serial.println(" m/s^2");
  tft.drawLine(x, y, 30, 40, ILI9341_WHITE);
  tft.setCursor(70, 20);
  tft.setTextColor(ILI9341_WHITE);
  tft.setTextSize(1);
  tft.println(convert);
  tft.setCursor(90, 20);
  tft.setTextColor(ILI9341_WHITE);
  tft.setTextSize(1);
  tft.println("KM/h");

  delay(100);
  tft.drawLine(x, y, 30, 40, ILI9341_BLACK);
  tft.setCursor(70, 20);
  tft.setTextColor(ILI9341_BLACK);
  tft.setTextSize(1);
  tft.println(convert);
  delay(10);
 }

 void MeterRefresh() {
  if(pot == 1) {
  x = 15;
  y = 55;
  } else if(pot == 2) {
  x = 10;
  y = 40;
  } else if(pot == 3) {
  x = 15;
  y = 25;
  } else if(pot == 4) {
  x = 30;
  y = 20;
  } else if(pot == 5) {
  x = 45;
  y = 25;
  } else if(pot == 6) {
  x = 50;
  y = 40;
  } else if(pot == 7) {
  x = 45;
  y = 55;
  }
 }