05. Fan Shop

function shop(input) {
    let budget = Number(input.shift());
    let n = Number(input.shift());
    let needed = 0;

    for (let i = 1; i <= n; i++) {
        let type = input.shift();
        switch (type) {
            case 'hoodie': needed += 30;
                break;
            case 'keychain': needed += 4;
                break;
            case 'T-shirt': needed += 20;
                break;
            case 'flag': needed += 15;
                break;
            case 'sticker': needed += 1;
                break;
        }
    }
    if (budget >= needed) {
        console.log(`You bought ${n} items and left with ${budget - needed} lv.`)
    } else {
        console.log(`Not enough money, you need ${needed - budget} more lv.`)
    }
}
shop([5, 2, 'hoodie', 'hoodie']);