// Function to load data based on the selected value
function loadRanking(courseId, pageNumber = 1) {
    // Make a GET request to the server
    $.ajax({
        url: "/game/idac/ranking/ranking.get",
        type: "GET",
        data: { courseId: courseId, pageNumber: pageNumber },
        dataType: "json",
        success: function (data) {
            // check if an error inside the json exists
            if (!data.success) {
                // Inject the table into the container
                $("#table-ranking").html("<div class='text-center'>" + data.error + "</div>");
                console.error("Error: " + data.error);
                return;
            }

            // get the total number of pages
            var total_pages = data.total_pages;

            // Generate the HTML table
            var tableHtml = '<div data-bs-spy="scroll" data-bs-smooth-scroll="true" class="table-responsive"><table class="table table-hover"><thead><tr><th scope="col">#</th><th scope="col">Name/Car</th><th scope="col">Time</th><th scope="col" class="d-none d-sm-table-cell">Eval</th><th scope="col" class="d-none d-lg-table-cell">Store/Date</th></tr></thead><tbody>';
            $.each(data.ranking, function (i, ranking) {
                // Add a 1 to the i variable to get the correct rank number
                tableHtml += `<tr id="rank-${i+1}" class="align-middle">`;
                tableHtml += '<td>' + ranking.rank + '</td>';
                tableHtml += '<td>' + ranking.name + '<br/>' + getCarName(ranking.style_car_id) + '</td>';
                tableHtml += '<td class="fs-3">' + formatGoalTime(ranking.record) + '</td>';
                tableHtml += '<td class="fs-4 d-none d-sm-table-cell">' + evaluateRank(ranking.eval_id) + '</td>';
                // Ignore the Store and Date columns on small screens
                tableHtml += '<td class="d-none d-lg-table-cell">' + ranking.store + '<br/>' + ranking.update_date + '</td>';
                tableHtml += '</tr>';
            });
            tableHtml += '</tbody></table></div>';

            // Inject the table into the container
            $("#table-ranking").html(tableHtml);

            // Generate the Pagination HTML
            var paginationHtml = '<nav class="mt-3"><ul class="pagination justify-content-center">';
            // Deactivate the previous button if the current page is the first page
            paginationHtml += '<li class="page-item ' + (pageNumber === 1 ? 'disabled' : '') + '">';
            paginationHtml += '<a class="page-link" href="#rank-1" data-page="' + (pageNumber - 1) + '">Previous</a>';
            paginationHtml += '</li>';
            for (var i = 1; i <= total_pages; i++) {
                // Set the active class to the current page
                paginationHtml += '<li class="page-item ' + (pageNumber === i ? 'active disabled' : '') + '"><a class="page-link" href="#rank-1" data-page="' + i + '">' + i + '</a></li>';
            }
            // Deactivate the next button if the current page is the last page
            paginationHtml += '<li class="page-item ' + (pageNumber === total_pages ? 'disabled' : '') + '">';
            paginationHtml += '<a class="page-link" href="#rank-1" data-page="' + (pageNumber + 1) + '">Next</a>';
            paginationHtml += '</li>';
            paginationHtml += '</ul></nav>';

            // Inject the pagination into the container
            $("#pagination-ranking").html(paginationHtml);
        },
        error: function (jqXHR, textStatus, errorThrown) {
            // Inject the table into the container
            $("#table-ranking").html("<div class='text-center'>" + textStatus + "</div>");
            console.error("Error: " + textStatus, errorThrown);
        }
    });
}

// Function to handle page changes
function changePage(pageNumber) {
    // Get the selected value
    var courseId = $("#course-select").val();

    // Call the function to load data with the new page number
    loadRanking(courseId, pageNumber);
}

$(document).ready(function () {
    // Attach an event handler to the select element
    $("#course-select").change(function () {
        // Get the selected value
        var courseId = $(this).val();

        // Call the function to load data
        loadRanking(courseId);
    });

    // Event delegation for pagination links
    $("#pagination-ranking").on("click", "a.page-link", function (event) {
        // event.preventDefault(); // Prevent the default behavior of the link
        var clickedPage = $(this).data("page");
        // Check if the changePage function is not already in progress
        if (!$(this).hasClass('disabled')) {
            // Handle the page change here
            changePage(clickedPage);
        }
    });
});