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Memory-Game.js
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Memory-Game.js
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function randomize(values) {
let index = values.length,
randomIndex;
// While there remain elements to shuffle.
while (index != 0) {
// Pick a remaining element.
randomIndex = Math.floor(Math.random() * index);
index--;
// And swap it with the current element.
[values[index], values[randomIndex]] = [values[randomIndex], values[index]];
}
return values;
}
let imgArray = [
'url("https://i.pinimg.com/564x/ef/2f/9f/ef2f9ff96b0f0601826e830167ce40ea.jpg") 0% 0% / 100% 100%',
'url("https://i.pinimg.com/564x/48/14/5a/48145aa835e52fe621d42e24920edc57.jpg") 0% 0% / 100% 100%',
'url("https://i.pinimg.com/564x/56/5c/67/565c673cc99c53b7f0e2aea040161ab9.jpg") 0% 0% / 100% 100%',
'url("https://i.pinimg.com/564x/dc/bc/73/dcbc736eb60d6e98feeec9897f958afb.jpg") 0% 0% / 100% 100%',
'url("https://i.pinimg.com/564x/ef/2f/9f/ef2f9ff96b0f0601826e830167ce40ea.jpg") 0% 0% / 100% 100%',
'url("https://i.pinimg.com/564x/48/14/5a/48145aa835e52fe621d42e24920edc57.jpg") 0% 0% / 100% 100%',
'url("https://i.pinimg.com/564x/56/5c/67/565c673cc99c53b7f0e2aea040161ab9.jpg") 0% 0% / 100% 100%',
'url("https://i.pinimg.com/564x/dc/bc/73/dcbc736eb60d6e98feeec9897f958afb.jpg") 0% 0% / 100% 100%'];
let newAttempts = 0;
//Sets best score (defaults to N/A if 1st attempt or Reset Score is pressed)
const savedAttempts = JSON.parse(localStorage.getItem("attempts")) || "N/A";
let bestScore = document.querySelector('h2');
bestScore.innerText = `Best Score: ${savedAttempts}`;
function restart() {
location.reload();
}
function reset() {
localStorage.clear();
location.reload();
}
let cardPicks;
let pick1;
let pick2;
let matches = 0;
const randomizeImages = randomize(imgArray);
let card1BGSize;
let memoryGame = document.addEventListener('DOMContentLoaded',
function () {
const card1 = document.getElementById("card1");
card1.addEventListener('click', function (event) {
//Prevents clicking on 3rd card when mismatch occurs on 1st 1 cards
if (pick1 != undefined && pick2 != undefined) {
if (pick1.style != undefined && pick2.style != undefined) {
return;
}
}
//Prevents counting a matched card as a new pick, preventing matched card from reflipping to background color; prevents counting same card as both picks
if ((card1.style.background != '' && card1.style.background === 'rgb(25, 100, 126))') || (card1.style.background === randomizeImages[0])) {
return;
}
event.target.style.background = randomizeImages[0];
//Sets 1st pick
if (cardPicks === undefined || Object.keys(cardPicks).length === 0) {
cardPicks = { pick1: card1 };
pick1 = cardPicks.pick1;
} else { //Sets 2nd pick
cardPicks.pick2 = card1;
pick2 = cardPicks.pick2;
//Resets pick1 and pick2 when match is made
if (pick1.style.background === pick2.style.background) {
let temp1 = pick1.style.background;
pick1.style.background = '#19647E';
pick2.style.background = '#19647E';
pick1 = '';
pick2 = '';
event.target.style.background = randomizeImages[0];
cardPicks.pick1.style.background = `${temp1}`;
//match counter
matches += 1;
//attempts counter (picking 2 unique card spots counts as 1 new attempt)
newAttempts +=1;
if (matches === 4) {
setTimeout(function () {
alert('Congrats! You win!!');
}, 100);
if (localStorage.attempts === undefined || newAttempts < localStorage.attempts) {
bestScore.innerText = `Best Score: ${newAttempts}`;
localStorage.setItem("attempts", JSON.stringify(newAttempts));
}
}
for (const key in cardPicks) {
delete cardPicks[key];
}
} else { //Resets pick1 and pick2 when match is not made
setTimeout(function () {
pick1.style.background = '#19647E';
pick2.style.background = '#19647E';
pick1 = '';
pick2 = '';
}, 1000);
newAttempts +=1;
for (const key in cardPicks) {
delete cardPicks[key];
}
}
}
})
const card2 = document.getElementById("card2");
card2.addEventListener('click', function (event) {
if (pick1 != undefined && pick2 != undefined) {
if (pick1.style != undefined && pick2.style != undefined) {
return;
}
}
if (card2.style.background != '' && card2.style.background === 'rgb(25, 100, 126))' || (card2.style.background === randomizeImages[1])) {
return;
}
event.target.style.background = randomizeImages[1];
if (cardPicks === undefined || Object.keys(cardPicks).length === 0) {
cardPicks = { pick1: card2 };
pick1 = cardPicks.pick1;
} else {
cardPicks.pick2 = card2;
pick2 = cardPicks.pick2;
if (pick1.style.background === pick2.style.background) {
matches += 1;
let temp1 = pick1.style.background;
pick1.style.background = '#19647E';
pick2.style.background = '#19647E';
pick1 = '';
pick2 = '';
event.target.style.background = randomizeImages[1];
cardPicks.pick1.style.background = `${temp1}`;
newAttempts +=1;
if (matches === 4) {
setTimeout(function () {
alert('Congrats! You win!!');
}, 100);
if (localStorage.attempts === undefined || newAttempts < localStorage.attempts) {
bestScore.innerText = `Best Score: ${newAttempts}`;
localStorage.setItem("attempts", JSON.stringify(newAttempts));
}
}
for (const key in cardPicks) {
delete cardPicks[key];
}
} else {
setTimeout(function () {
pick1.style.background = '#19647E';
pick2.style.background = '#19647E';
pick1 = '';
pick2 = '';
}, 1000);
for (const key in cardPicks) {
delete cardPicks[key];
}
newAttempts +=1;
}
}
})
const card3 = document.getElementById("card3");
card3.addEventListener('click', function (event) {
if (pick1 != undefined && pick2 != undefined) {
if (pick1.style != undefined && pick2.style != undefined) {
return;
}
}
if (card3.style.background != '' && card3.style.background === 'rgb(25, 100, 126))' || (card3.style.background === randomizeImages[2])) {
return;
}
event.target.style.background = randomizeImages[2];
if (cardPicks === undefined || Object.keys(cardPicks).length === 0) {
cardPicks = { pick1: card3 };
pick1 = cardPicks.pick1;
} else {
cardPicks.pick2 = card3;
pick2 = cardPicks.pick2;
if (pick1.style.background === pick2.style.background) {
matches += 1;
let temp1 = pick1.style.background;
pick1.style.background = '#19647E';
pick2.style.background = '#19647E';
pick1 = '';
pick2 = '';
event.target.style.background = randomizeImages[2];
cardPicks.pick1.style.background = `${temp1}`;
newAttempts +=1;
if (matches === 4) {
setTimeout(function () {
alert('Congrats! You win!!');
}, 100);
if (localStorage.attempts === undefined || newAttempts < localStorage.attempts) {
bestScore.innerText = `Best Score: ${newAttempts}`;
localStorage.setItem("attempts", JSON.stringify(newAttempts));
}
}
for (const key in cardPicks) {
delete cardPicks[key];
}
} else {
setTimeout(function () {
pick1.style.background = '#19647E';
pick2.style.background = '#19647E';
pick1 = '';
pick2 = '';
}, 1000);
newAttempts +=1;
for (const key in cardPicks) {
delete cardPicks[key];
}
}
}
})
const card4 = document.getElementById("card4");
card4.addEventListener('click', function (event) {
if (pick1 != undefined && pick2 != undefined) {
if (pick1.style != undefined && pick2.style != undefined) {
return;
}
}
if (card4.style.background != '' && card4.style.background === 'rgb(25, 100, 126))' || (card4.style.background === randomizeImages[3])) {
return;
}
event.target.style.background = randomizeImages[3];
if (cardPicks === undefined || Object.keys(cardPicks).length === 0) {
cardPicks = { pick1: card4 };
pick1 = cardPicks.pick1;
} else {
cardPicks.pick2 = card4;
pick2 = cardPicks.pick2;
if (pick1.style.background === pick2.style.background) {
matches += 1;
let temp1 = pick1.style.background;
pick1.style.background = '#19647E';
pick2.style.background = '#19647E';
pick1 = '';
pick2 = '';
event.target.style.background = randomizeImages[3];
cardPicks.pick1.style.background = `${temp1}`;
newAttempts +=1;
if (matches === 4) {
setTimeout(function () {
alert('Congrats! You win!!');
}, 100);
if (localStorage.attempts === undefined || newAttempts < localStorage.attempts) {
bestScore.innerText = `Best Score: ${newAttempts}`;
localStorage.setItem("attempts", JSON.stringify(newAttempts));
}
}
for (const key in cardPicks) {
delete cardPicks[key];
}
} else {
setTimeout(function () {
pick1.style.background = '#19647E';
pick2.style.background = '#19647E';
pick1 = '';
pick2 = '';
}, 1000);
newAttempts +=1;
for (const key in cardPicks) {
delete cardPicks[key];
}
}
}
})
const card5 = document.getElementById("card5");
card5.addEventListener('click', function (event) {
if (pick1 != undefined && pick2 != undefined) {
if (pick1.style != undefined && pick2.style != undefined) {
return;
}
}
if (card5.style.background != '' && card5.style.background === 'rgb(25, 100, 126))' || (card5.style.background === randomizeImages[4])) {
return;
}
event.target.style.background = randomizeImages[4];
if (cardPicks === undefined || Object.keys(cardPicks).length === 0) {
cardPicks = { pick1: card5 };
pick1 = cardPicks.pick1;
} else {
cardPicks.pick2 = card5;
pick2 = cardPicks.pick2;
if (pick1.style.background === pick2.style.background) {
let temp1 = pick1.style.background;
pick1.style.background = '#19647E';
pick2.style.background = '#19647E';
pick1 = '';
pick2 = '';
event.target.style.background = randomizeImages[4];
cardPicks.pick1.style.background = `${temp1}`;
matches += 1;
newAttempts +=1;
if (matches === 4) {
setTimeout(function () {
alert('Congrats! You win!!');
}, 100);
if (localStorage.attempts === undefined || newAttempts < localStorage.attempts) {
bestScore.innerText = `Best Score: ${newAttempts}`;
localStorage.setItem("attempts", JSON.stringify(newAttempts));
}
}
for (const key in cardPicks) {
delete cardPicks[key];
}
} else {
setTimeout(function () {
pick1.style.background = '#19647E';
pick2.style.background = '#19647E';
pick1 = '';
pick2 = '';
}, 1000);
newAttempts +=1;
for (const key in cardPicks) {
delete cardPicks[key];
}
}
}
})
const card6 = document.getElementById("card6");
card6.addEventListener('click', function (event) {
if (pick1 != undefined && pick2 != undefined) {
if (pick1.style != undefined && pick2.style != undefined) {
return;
}
}
if (card6.style.background != '' && card6.style.background === 'rgb(25, 100, 126))' || (card6.style.background === randomizeImages[5])) {
return;
}
event.target.style.background = randomizeImages[5];
if (cardPicks === undefined || Object.keys(cardPicks).length === 0) {
cardPicks = { pick1: card6 };
pick1 = cardPicks.pick1;
} else {
cardPicks.pick2 = card6;
pick2 = cardPicks.pick2;
if (pick1.style.background === pick2.style.background) {
let temp1 = pick1.style.background;
pick1.style.background = '#19647E';
pick2.style.background = '#19647E';
pick1 = '';
pick2 = '';
event.target.style.background = randomizeImages[5];
cardPicks.pick1.style.background = `${temp1}`;
matches += 1;
newAttempts +=1;
if (matches === 4) {
setTimeout(function () {
alert('Congrats! You win!!');
}, 100);
if (localStorage.attempts === undefined || newAttempts < localStorage.attempts) {
bestScore.innerText = `Best Score: ${newAttempts}`;
localStorage.setItem("attempts", JSON.stringify(newAttempts));
}
}
for (const key in cardPicks) {
delete cardPicks[key];
}
} else {
setTimeout(function () {
pick1.style.background = '#19647E';
pick2.style.background = '#19647E';
pick1 = '';
pick2 = '';
}, 1000);
newAttempts +=1;
for (const key in cardPicks) {
delete cardPicks[key];
}
}
}
})
const card7 = document.getElementById("card7");
card7.addEventListener('click', function (event) {
if (pick1 != undefined && pick2 != undefined) {
if (pick1.style != undefined && pick2.style != undefined) {
return;
}
}
if (card7.style.background != '' && card7.style.background === 'rgb(25, 100, 126))' || (card7.style.background === randomizeImages[6])) {
return;
}
event.target.style.background = randomizeImages[6];
if (cardPicks === undefined || Object.keys(cardPicks).length === 0) {
cardPicks = { pick1: card7 };
pick1 = cardPicks.pick1;
} else {
cardPicks.pick2 = card7;
pick2 = cardPicks.pick2;
if (pick1.style.background === pick2.style.background) {
matches += 1;
let temp1 = pick1.style.background;
pick1.style.background = '#19647E';
pick2.style.background = '#19647E';
pick1 = '';
pick2 = '';
event.target.style.background = randomizeImages[6];
cardPicks.pick1.style.background = `${temp1}`;
newAttempts +=1;
if (matches === 4) {
setTimeout(function () {
alert('Congrats! You win!!');
}, 100);
if (localStorage.attempts === undefined || newAttempts < localStorage.attempts) {
bestScore.innerText = `Best Score: ${newAttempts}`;
localStorage.setItem("attempts", JSON.stringify(newAttempts));
}
}
for (const key in cardPicks) {
delete cardPicks[key];
}
} else {
setTimeout(function () {
pick1.style.background = '#19647E';
pick2.style.background = '#19647E';
pick1 = '';
pick2 = '';
}, 1000);
newAttempts +=1;
for (const key in cardPicks) {
delete cardPicks[key];
}
}
}
})
const card8 = document.getElementById("card8");
card8.addEventListener('click', function (event) {
if (pick1 != undefined && pick2 != undefined) {
if (pick1.style != undefined && pick2.style != undefined) {
return;
}
}
if (card8.style.background != '' && card8.style.background === 'rgb(25, 100, 126))' || (card8.style.background === randomizeImages[7])) {
return;
}
event.target.style.background = randomizeImages[7];
if (cardPicks === undefined || Object.keys(cardPicks).length === 0) {
cardPicks = { pick1: card8 };
pick1 = cardPicks.pick1;
} else {
cardPicks.pick2 = card8;
pick2 = cardPicks.pick2;
if (pick1.style.background === pick2.style.background) {
let temp1 = pick1.style.background;
pick1.style.background = '#19647E';
pick2.style.background = '#19647E';
pick1 = '';
pick2 = '';
event.target.style.background = randomizeImages[7];
cardPicks.pick1.style.background = `${temp1}`;
matches += 1;
newAttempts +=1;
if (matches === 4) {
setTimeout(function () {
alert('Congrats! You win!!');
}, 100);
if (localStorage.attempts === undefined || newAttempts < localStorage.attempts) {
bestScore.innerText = `Best Score: ${newAttempts}`;
localStorage.setItem("attempts", JSON.stringify(newAttempts));
}
}
for (const key in cardPicks) {
delete cardPicks[key];
}
} else {
setTimeout(function () {
pick1.style.background = '#19647E';
pick2.style.background = '#19647E';
pick1 = '';
pick2 = '';
}, 1000);
newAttempts +=1;
for (const key in cardPicks) {
delete cardPicks[key];
}
}
}
})
})