45 lines
1.1 KiB
JavaScript
45 lines
1.1 KiB
JavaScript
const getComputerChoice = function () {
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const choices = ['rock', 'paper', 'scissors']
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return choices[Math.floor(Math.random() * choices.length)]
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}
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const playRound = function (playerSelection, computerSelection) {
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playerSelection = playerSelection.toLowerCase()
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let playerWon = false
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if (playerSelection === computerSelection) {
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return `Tie: both picked ${playerSelection}.`
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}
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switch (playerSelection) {
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case 'rock':
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playerWon = computerSelection === 'scissors'
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break
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case 'paper':
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playerWon = computerSelection === 'rock'
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break
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case 'scissors':
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playerWon = computerSelection === 'paper'
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break
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}
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return playerWon
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}
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const game = function (playerSelection) {
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let playerScore = 0
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for (let i = 0; i < 5; i++) {
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const result = playRound(playerSelection, getComputerChoice())
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if (result) {
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playerScore++
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}
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}
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document.write(`Your score: ${playerScore}`)
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}
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game(prompt('Rock, paper, or scissors?'))
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