Check cards in poker game

/* • If the five cards are equal, the program outputs “Impossible”, otherwise:
• if four of them are equal, the program outputs “Four of a Kind”, otherwise:
• if there are three equal and the another two are also equal (example: ‘2’, ‘2’, ‘10’, ‘10’, ‘2’), the program outputs “Full House”, otherwise:
• if the five are consecutive (example: ‘2’, ‘3’, ‘4’, ‘5’, ‘6’), the program outputs “Straight”, otherwise:
• if three of them are equal, the program outputs “Three of a Kind”, otherwise:
• if two pairs contain respectively equal numbers (example ‘A’, ‘K’, ‘A’, ‘K’, ‘J’), the program outputs “Two Pairs”, otherwise:
• if only two cards are equal, the program outputs “One Pair”, otherwise;
• the program outputs “Nothing”. */

function Solve(args) {
        var cards = [];
        for (var i = 0; i < args.length; i++) {
            if (isNaN(args[i])) {
                switch (args[i]) {
                    case "A": { cards[i] = 1; break; }
                    case "K": { cards[i] = 13; break; }
                    case "Q": { cards[i] = 12; break; }
                    case "J": { cards[i] = 11; break; }
                }
            } else {
                cards[i] = parseInt(args[i]);
            }
        }
        card = cards.sort(function (a, b) { return a - b; });
        if (cards[0] == cards[1] && cards[0] == cards[2] && cards[0] == cards[3] && cards[0] == cards[4]) {
            return "Impossible";
        }
        if (cards[0] == cards[1] && cards[0] == cards[2] && cards[0] == cards[3] || cards[4] == cards[1] && cards[4] == cards[2] && cards[4] == cards[3]) {
            return "Four of a Kind";
        }
        if ((cards[0] == cards[1] && cards[0] == cards[2] && cards[4] == cards[3]) || (cards[4] == cards[3] && cards[4] == cards[2] && cards[0] == cards[1])) {
            return "Full House";
        }
        if (cards.indexOf(1) == 0) {
            if (cards[4] == 13 && cards[3] == 12 && cards[2] == 11 && cards[1] == 10)
            {
                return "Straight";
            }
        }
        if (cards[4] - cards[3] == 1 && cards[3] - cards[2] == 1 && cards[2] - cards[1] == 1 && cards[1] - cards[0] == 1) {
            return "Straight";
        }
        if ((cards[0] == cards[1] && cards[0] == cards[2]) || (cards[4] == cards[3] && cards[4] == cards[2])) {
            return "Three of a Kind";
        }
        if ((cards[1] == cards[0] || cards[1] == cards[2]) && (cards[3] == cards[2] || cards[3] == cards[4])) {
            return "Two Pairs";
        }
        if (cards[0] == cards[1] || cards[1] == cards[2] || cards[2] == cards[3] || cards[3] == cards[4]) {
            return "One Pair";
        }

        return "Nothing";
        console.log(cards);
    }