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| 1 | +document.addEventListener('DOMContentLoaded', () => { |
| 2 | + |
| 3 | + |
| 4 | + const cardArray = [ |
| 5 | + { |
| 6 | + name: 'fries', |
| 7 | + img: 'images/fries.png' |
| 8 | + }, |
| 9 | + { |
| 10 | + name: 'cheeseburger', |
| 11 | + img: 'images/cheeseburger.png' |
| 12 | + }, |
| 13 | + { |
| 14 | + name: 'ice-cream', |
| 15 | + img: 'images/ice-cream.png' |
| 16 | + }, |
| 17 | + { |
| 18 | + name: 'pizza', |
| 19 | + img: 'images/pizza.png' |
| 20 | + }, |
| 21 | + { |
| 22 | + name: 'milkshake', |
| 23 | + img: 'images/milkshake.png' |
| 24 | + }, |
| 25 | + { |
| 26 | + name: 'hotdog', |
| 27 | + img: 'images/hotdog.png' |
| 28 | + }, |
| 29 | + { |
| 30 | + name: 'fries', |
| 31 | + img: 'images/fries.png' |
| 32 | + }, |
| 33 | + { |
| 34 | + name: 'cheeseburger', |
| 35 | + img: 'images/cheeseburger.png' |
| 36 | + }, |
| 37 | + { |
| 38 | + name: 'ice-cream', |
| 39 | + img: 'images/ice-cream.png' |
| 40 | + }, |
| 41 | + { |
| 42 | + name: 'pizza', |
| 43 | + img: 'images/pizza.png' |
| 44 | + }, |
| 45 | + { |
| 46 | + name: 'milkshake', |
| 47 | + img: 'images/milkshake.png' |
| 48 | + }, |
| 49 | + { |
| 50 | + name: 'hotdog', |
| 51 | + img: 'images/hotdog.png' |
| 52 | + } |
| 53 | + ] |
| 54 | + |
| 55 | + cardArray.sort(() => 0.5 - Math.random()) |
| 56 | + |
| 57 | + const grid = document.querySelector('.grid') |
| 58 | + const resultDisplay = document.querySelector('#result') |
| 59 | + let cardsChosen = [] |
| 60 | + let cardsChosenId = [] |
| 61 | + let cardsWon = [] |
| 62 | + |
| 63 | + //create your board |
| 64 | + function createBoard() { |
| 65 | + for (let i = 0; i < cardArray.length; i++) { |
| 66 | + const card = document.createElement('img') |
| 67 | + card.setAttribute('src', 'images/blank.png') |
| 68 | + card.setAttribute('data-id', i) |
| 69 | + card.addEventListener('click', flipCard) |
| 70 | + grid.appendChild(card) |
| 71 | + } |
| 72 | + } |
| 73 | + |
| 74 | + //check for matches |
| 75 | + function checkForMatch() { |
| 76 | + const cards = document.querySelectorAll('img') |
| 77 | + const optionOneId = cardsChosenId[0] |
| 78 | + const optionTwoId = cardsChosenId[1] |
| 79 | + |
| 80 | + if(optionOneId == optionTwoId) { |
| 81 | + cards[optionOneId].setAttribute('src', 'images/blank.png') |
| 82 | + cards[optionTwoId].setAttribute('src', 'images/blank.png') |
| 83 | + alert('You have clicked the same image!') |
| 84 | + } |
| 85 | + else if (cardsChosen[0] === cardsChosen[1]) { |
| 86 | + alert('You found a match') |
| 87 | + cards[optionOneId].setAttribute('src', 'images/white.png') |
| 88 | + cards[optionTwoId].setAttribute('src', 'images/white.png') |
| 89 | + cards[optionOneId].removeEventListener('click', flipCard) |
| 90 | + cards[optionTwoId].removeEventListener('click', flipCard) |
| 91 | + cardsWon.push(cardsChosen) |
| 92 | + } else { |
| 93 | + cards[optionOneId].setAttribute('src', 'images/blank.png') |
| 94 | + cards[optionTwoId].setAttribute('src', 'images/blank.png') |
| 95 | + alert('Sorry, try again') |
| 96 | + } |
| 97 | + cardsChosen = [] |
| 98 | + cardsChosenId = [] |
| 99 | + resultDisplay.textContent = cardsWon.length |
| 100 | + if (cardsWon.length === cardArray.length/2) { |
| 101 | + resultDisplay.textContent = 'Congratulations! You found them all!' |
| 102 | + } |
| 103 | + } |
| 104 | + |
| 105 | + //flip your card |
| 106 | + function flipCard() { |
| 107 | + let cardId = this.getAttribute('data-id') |
| 108 | + cardsChosen.push(cardArray[cardId].name) |
| 109 | + cardsChosenId.push(cardId) |
| 110 | + this.setAttribute('src', cardArray[cardId].img) |
| 111 | + if (cardsChosen.length ===2) { |
| 112 | + setTimeout(checkForMatch, 500) |
| 113 | + } |
| 114 | + } |
| 115 | + |
| 116 | + createBoard() |
| 117 | +}) |
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