excursion sale vqrno reshenie

function excursionSale(input) {
    let excursionSeaCount = Number(input.shift());
    let excursionMountainCount = Number(input.shift());
    let profit = 0;
    const prices = {
        "sea":680,
        "mountain":499,
    }

    while (input.length > 0) {
        const destination = input.shift();
        if (destination === "Stop" || (excursionMountainCount === 0 && excursionSeaCount === 0)) {
            break;
        }
        if (destination.toLower.Case() === "sea" && excursionSeaCount > 0) {
            profit += prices.sea;
            excursionSeaCount--;
        } else if (destination.toLower.Case() === "mountain" && excursionMountainCount > 0) {
            profit += prices.mountain;
            excursionMountainCount--;
        }
    }

    if (excursionMountainCount === 0 && excursionSeaCount === 0) {
        console.log(`Good job! Everything is sold.`);
    }
    console.log(`Profit: ${profit} leva.`);
}

excursionSale(["2", "2", "mountain", "sea", "sea", "mountain"]);