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	- Project: **Quiz Display**
	- Source Code NOT compiled for: Arduino Uno
	- Source Code created on: 2024-11-14 15:06:13

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/****** SYSTEM REQUIREMENTS *****/
/****** SYSTEM REQUIREMENT 1 *****/
	/* A quiz game, where it will use tts voice with the */
	/* speaker, and it will ask questions with 2 choices, */
	/* and there is red button (left) and yellow button */
	/* (right)    It will display the choices on the OLED */
	/* Display. */
/****** END SYSTEM REQUIREMENTS *****/

/* START CODE */

/****** DEFINITION OF LIBRARIES *****/
#include 
#include 	//https://github.com/evert-arias/EasyButton
#include 	//https://github.com/stblassitude/Adafruit_SSD1306_Wemos_OLED.git

/****** FUNCTION PROTOTYPES *****/
void setup(void);
void loop(void);
void displayQuestion(const char* question, const char* option1, const char* option2);
void checkAnswer(bool answer);

/***** DEFINITION OF DIGITAL INPUT PINS *****/
const uint8_t RedButton_PushButton_PIN_D2		= 2;
const uint8_t YellowButton_PushButton_PIN_D3		= 3;

/***** DEFINITION OF I2C PINS *****/
const uint8_t OLED_SSD1306OledDisplay_I2C_PIN_SDA_A4		= A4;
const uint8_t OLED_SSD1306OledDisplay_I2C_PIN_SCL_A5		= A5;
const uint8_t OLED_SSD1306OledDisplay_I2C_SLAVE_ADDRESS		= 60;

/****** DEFINITION OF LIBRARIES CLASS INSTANCES*****/
// Create instances for the buttons
EasyButton redButton(RedButton_PushButton_PIN_D2);
EasyButton yellowButton(YellowButton_PushButton_PIN_D3);

// Create instance for the OLED display
Adafruit_SSD1306 display(128, 32); // Initialize with width and height

void setup(void)
{
	// put your setup code here, to run once:
	pinMode(RedButton_PushButton_PIN_D2, INPUT_PULLUP);
	pinMode(YellowButton_PushButton_PIN_D3, INPUT_PULLUP);

	// Initialize the display
	display.begin(SSD1306_SWITCHCAPVCC, OLED_SSD1306OledDisplay_I2C_SLAVE_ADDRESS);
	display.clearDisplay();
	display.display();

	// Initialize buttons
	redButton.begin();
	yellowButton.begin();
}

void loop(void)
{
	// Update button states
	redButton.read();
	yellowButton.read();

	// Display a question
	displayQuestion("Is the sky blue?", "Red: No", "Yellow: Yes");

	// Check for button presses
	if (redButton.pressed()) {
		checkAnswer(false); // Red button pressed
	}
	if (yellowButton.pressed()) {
		checkAnswer(true); // Yellow button pressed
	}

	// Add a small delay to avoid bouncing
	delay(100);
}

void displayQuestion(const char* question, const char* option1, const char* option2) {
	display.clearDisplay();
	display.setTextSize(1);
	display.setTextColor(SSD1306_WHITE);
	display.setCursor(0, 0);
	display.println(question);
	display.setCursor(0, 16);
	display.println(option1);
	display.setCursor(0, 24);
	display.println(option2);
	display.display();
}

void checkAnswer(bool answer) {
	if (answer) {
		// Correct answer logic
		display.clearDisplay();
		display.setCursor(0, 0);
		display.println("Correct!");
	} else {
		// Incorrect answer logic
		display.clearDisplay();
		display.setCursor(0, 0);
		display.println("Incorrect!");
	}
	display.display();
	delay(2000); // Show result for 2 seconds
}

/* END CODE */