colorGameProject.js

var numSquares = 6;
var colors = [];
var pickedColor;
var squares = document.querySelectorAll(".square");
var colorDisplay = document.getElementById("colorDisplay");
var messageDisplay = document.querySelector("#message");
var h1 = document.querySelector("h1");
var resetButton = document.querySelector("#reset");
var modeButtons = document.querySelectorAll(".mode");

init();

function init () {
    for(var i = 0; i < modeButtons.length; i++){
        modeButtons[i].addEventListener("click", function (){
            modeButtons[0].classList.remove("selected");
            modeButtons[1].classList.remove("selected");
            this.classList.add("selected");
            this.textContent === "Easy" ? numSquares = 3: numSquares = 6;
            reset ();
        });
    }
    for(var i = 0; i < squares.length; i++) {
        squares[i].style.backgroundColor = colors[i];
        squares[i].addEventListener("click", function() {
            var clickedColor = (this.style.backgroundColor);
            if(clickedColor === pickedColor){
                messageDisplay.textContent = "Correct!";
                changeColors(clickedColor);
                h1.style.backgroundColor = pickedColor;
                resetButton.textContent = "Play Again?"
            } else {
                this.style.backgroundColor = "#232323";
                messageDisplay.textContent = "Try Again.";
            }
        });
    } reset();
}

function reset (){
    colors = generateRandomColors(numSquares);
    pickedColor = pickColor();
    colorDisplay.textContent = pickedColor;
    resetButton.textContent = "New Colors";
    for(var i = 0; i < squares.length; i++){
        if(colors[i]){
            squares[i].style.display = "block";
            squares[i].style.backgroundColor = colors[i];
        } else {
            squares[i].style.display = "none";
        }
    }
    h1.style.backgroundColor = "steelblue";
    messageDisplay.textContent = "";
}

// easyBtn.addEventListener("click", function(){
//     hardBtn.classList.remove("selected");
//     easyBtn.classList.add("selected");
//     numSquares = 3;
//     colors = generateRandomColors(numSquares);
//     pickedColor = pickColor();
//     colorDisplay.textContent = pickedColor;
//     for (var i = 0; i < squares.length; i ++){
//         if (colors[i]){
//             squares[i].style.backgroundColor = colors [i];
//         } else {
//             squares[i].style.display = "none";
//         }
//     }
// })
// hardBtn.addEventListener("click", function(){
//     hardBtn.classList.add("selected");
//     easyBtn.classList.remove("selected");
//     numSquares = 6;
//     colors = generateRandomColors(numSquares);
//     pickedColor = pickColor();
//     colorDisplay.textContent = pickedColor;
//     for (var i = 0; i < squares.length; i ++){
//             squares[i].style.backgroundColor = colors [i];
//             squares[i].style.display = "block";
//         }
//     }
// )

resetButton.addEventListener("click", function (){
    reset();
});

for(var i = 0; i < squares.length; i++) {
    squares[i].style.backgroundColor = colors[i];
    squares[i].addEventListener("click", function() {
        var clickedColor = (this.style.backgroundColor);
        if(clickedColor === pickedColor){
            messageDisplay.textContent = "Correct!";
            changeColors(clickedColor);
            h1.style.backgroundColor = pickedColor;
            resetButton.textContent = "Play Again?"
        } else {
            this.style.backgroundColor = "#232323";
            messageDisplay.textContent = "Try Again.";
        }
    });
}

function changeColors() {
    for (var i = 0; i < squares.length; i++) {
        squares[i].style.backgroundColor = pickedColor;
    }
}

function pickColor() {
    var random = Math.floor(Math.random() * colors.length);
    return colors[random];
}

function generateRandomColors (num){
    var arr = []
    for(var i = 0; i < num; i++){
        arr.push(randomColor());
    }
    return arr;
}

function randomColor (){
    var r = Math.floor(Math.random() * 256);
    var g = Math.floor(Math.random() * 256);
    var b = Math.floor(Math.random() * 256);
    return "rgb(" + r + ", " + g + ", " + b + ")";
}