/*
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 */

function recalculate() {
    removezero();
    var total = 0.0;
    var paid = 0.0;
    var remaining = 0.0;
    var change = 0.0;
    $("#pos-lines-box .list-group-item").each(function () {
        var each = $(".item-price", this).val() * 1.0;
        var qty = $(".item-qty", this).val() * 1.0;
        var line = each * qty;
        $(".line-total", this).text(line.toFixed(2));
        $(".item-price", this).val(each.toFixed(2));
        console.log(each.toFixed(2));
        total += line;
    });

    $("#payment-lines .list-group-item").each(function () {
        var line = $(".payment-entry", this).val() * 1.0;
        paid += line;
    });

    remaining = total - paid;
    change = (total - paid) * -1.0;
    if (remaining <= 0) {
        remaining = 0.0;
        $("#owed-amount").parent().removeClass("font-weight-bold");
    } else {
        $("#owed-amount").parent().addClass("font-weight-bold");
    }

    if (change <= 0) {
        change = 0.0;
        $("#change-amount").parent().removeClass("font-weight-bold");
    } else {
        $("#change-amount").parent().addClass("font-weight-bold");
    }

    $("#grand-total").text(total.toFixed(2));
    $("#paid-amount").text(paid.toFixed(2));
    $("#owed-amount").text(remaining.toFixed(2));
    $("#change-amount").text(change.toFixed(2));
}


$("body").on("keypress", "input[type=money],input[type=number]", function (e) {
    //console.log(String.fromCharCode(e.which) + "|" + e.which);
    var c = String.fromCharCode(e.which);
    var k = e.which;
    if (/[0-9]|[\.]/.test(c)) {
        // Numbers and period
    } else if (k == 0 || k == 8) {
        // Delete, backspace, etc
    } else {
        e.preventDefault();
        return false;
    }
});

// Make sure the session doesn't expire
setInterval(function () {
    $.get("action.php", {action: "session_keepalive"});
}, 1000 * 60);