Pastry Shop

function shop(input) {
    let product = String(input.shift());
    let number = Number(input.shift());
    let day = Number(input.shift());
    let sum = 0;

    if (day <= 15) {
        switch (product) {
            case 'Cake': sum = number * 24.00;
                break;
            case 'Souffle': sum = number * 6.66;
                break;
            case 'Baklava': sum = number * 12.60;
                break;
        }
    } else {
        switch (product) {
            case 'Cake': sum = number * 28.70;
                break;
            case 'Souffle': sum = number * 9.80;
                break;
            case 'Baklava': sum = number * 16.98;
                break;
        }
    }
    if (day <= 22) {
        if (sum >= 100 && sum <= 200) {
            sum *= 0.85;
        } else if (sum > 200) {
            sum *= 0.75;
        }
    }
    if (day <= 15) {
        sum *= 0.90;
    }
    console.log(sum.toFixed(2));
}
shop([`Cake`, 10, 15]);