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script.js
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script.js
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//variable declaration
let cards=[] //// array - ordered list of items
let sum = 0;
let hasBlackJack = false;
let isAlive = false;
let message = "";
let player={
name:"Humira",
chips:145
}
//selectors
let messageEl = document.getElementById("message-el");
let sumEl=document.getElementById("sum-el");
let cardsEl=document.getElementById("cards-el");
let playerEl=document.getElementById("player-el");
//random card picking function
function getRandomCard(){
let randomNumber=Math.floor(Math.random()*13)+1;// returning a range of number from 1 to --
if(randomNumber>10){
return 10
}else if(randomNumber===1){
return 11
}else{
return randomNumber
}
}
//on-click function
function startGame(){
isAlive=true;
let firstCard=getRandomCard();
let secondCard=getRandomCard();
cards=[firstCard,secondCard];
sum=firstCard+secondCard;
renderGame()
}
function renderGame() {
//renderout first and second card
cardsEl.textContent="Cards: ";
for(i=0;i<cards.length;i++){
cardsEl.textContent+=cards[i]+" ";
}
//render out all cards
sumEl.textContent="Sum: "+sum;
if (sum <= 20) {
message = "Do you want to draw a new card?";
} else if (sum === 21) {
message = "You've got Blackjack!";
hasBlackJack = true;
} else {
message = "You're out of the game!";
hasAlive = false;
}
messageEl.textContent = message;
}
function newCard() {
// Only allow the player to get a new card if she IS alive and does NOT have Blackjack
if(isAlive===true && hasBlackJack===false){
let card=getRandomCard();
sum+=card;
cards.push(card);
console.log(cards)
renderGame()
}
}
//show player's name and point
playerEl.textContent=player.name+" $"+ player.chips;