@extends('layouts.demo10.base')

@php
    $childTypeLabel = ucwords(str_replace('_', ' ', $childType));
@endphp

@section('content')
<style>
    .child-view-shell {
        display: grid;
        gap: 1rem;
    }

    .child-view-toolbar {
        display: flex;
        align-items: flex-start;
        justify-content: space-between;
        gap: 1rem;
        flex-wrap: wrap;
    }

    .child-view-title-wrap {
        display: grid;
        gap: 0.2rem;
    }

    .child-view-title {
        margin: 0;
        color: #18181b;
        font-size: 2.1rem;
        font-weight: 600;
        line-height: 1.04;
        letter-spacing: -0.03em;
    }

    .child-view-breadcrumb {
        color: #8d8d8d;
        font-size: 0.95rem;
        font-weight: 400;
    }

    .child-view-card {
        width: 100%;
        border-radius: 12px;
        box-shadow: none;
        border: 1px solid #e6ded5;
        overflow: visible;
        background: #fff;
    }

    .child-view-actions {
        display: flex;
        align-items: center;
        justify-content: flex-end;
        gap: 0.75rem;
        flex-wrap: wrap;
    }

    .child-view-head-actions {
        display: flex;
        align-items: center;
        justify-content: flex-end;
        gap: 0.75rem;
        flex-wrap: wrap;
    }

    .child-view-btn {
        padding-inline: 1rem !important;
        border-radius: 10px !important;
        font-size: 0.88rem !important;
        box-shadow: none !important;
    }

    .child-view-btn.is-secondary {
        border: 1px solid #dfe4ea !important;
        background: #fff !important;
        color: #7c8798 !important;
    }

    .child-view-btn.is-primary {
        background: #2f6cf6 !important;
        border-color: #2f6cf6 !important;
        color: #fff !important;
    }

    .child-view-card-head {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 1rem;
        padding: 0.8rem 0.95rem;
        border-bottom: 1px solid #eee7df;
    }

    .child-view-card-title {
        margin: 0;
        color: #111827;
        font-size: 0.95rem;
        font-weight: 500;
    }

    .child-view-field-select {
        min-width: 220px !important;
        max-width: 220px !important;
    }

    .child-view-scroll {
        display: block;
        width: 100%;
        max-width: 100%;
        overflow-x: auto;
        overflow-y: hidden;
        min-height: 280px;
        padding-bottom: 0.15rem;
        -webkit-overflow-scrolling: touch;
        scrollbar-gutter: stable both-edges;
    }

    .child-view-scroll .dataTables_wrapper,
    #kt_datatable_child_wrapper {
        display: inline-block;
        width: max-content !important;
        min-width: 100% !important;
        vertical-align: top;
    }

    #kt_datatable_child {
        min-width: 1600px !important;
        width: max-content !important;
        table-layout: auto !important;
    }

    .child-view-card .dataTables_wrapper {
        width: max-content !important;
        min-width: 100% !important;
        overflow: visible;
    }

    .child-view-card .child-view-table-footer {
        display: flex;
        align-items: center;
        justify-content: flex-start;
        gap: 1rem;
        flex-wrap: wrap;
        min-width: 100%;
        padding: 0.95rem 1rem 1rem;
    }

    .child-view-card .child-view-table-footer .dataTables_length,
    .child-view-card .child-view-table-footer .dataTables_info {
        margin-right: 0;
    }

    .child-view-card .child-view-table-footer .dataTables_paginate {
        margin-left: auto;
    }

    .child-view-card .dataTables_filter {
        display: none !important;
    }

    .child-view-card .dataTables_length,
    .child-view-card .dataTables_info,
    .child-view-card .dataTables_paginate {
        padding: 0.95rem 1rem 1rem !important;
    }

    .child-view-card .dataTables_length,
    .child-view-card .dataTables_info {
        color: var(--secondary-foreground) !important;
        font-size: 0.875rem !important;
    }

    .child-view-card .dataTables_paginate {
        padding-top: 0 !important;
    }

    .child-view-card .dataTables_paginate .paginate_button {
        border: none !important;
        background: none !important;
        padding: 0.5rem 0.75rem !important;
        margin: 0 2px !important;
        border-radius: 0.375rem !important;
        color: var(--secondary-foreground) !important;
        cursor: pointer !important;
    }

    .child-view-card .dataTables_paginate .paginate_button.current {
        background-color: var(--primary) !important;
        color: white !important;
    }

    .child-view-card .dataTables_length select {
        border: 1px solid var(--border) !important;
        border-radius: 0.375rem !important;
        padding: 0.25rem 2rem 0.25rem 0.5rem !important;
        background-color: transparent !important;
        color: var(--foreground) !important;
        margin: 0 0.5rem !important;
    }

    #kt_datatable_child,
    #kt_datatable_child th,
    #kt_datatable_child td {
        border: 1px solid #e2e8f0 !important;
        border-collapse: collapse !important;
    }

    #kt_datatable_child td {
        padding: 12px 16px !important;
        vertical-align: middle;
        white-space: nowrap;
        font-size: 0.8rem;
    }

    #kt_datatable_child thead th {
        background: #fafafa !important;
        color: #6b7280 !important;
        font-size: 0.74rem !important;
        font-weight: 500 !important;
        text-transform: none;
        white-space: nowrap;
        padding: 12px 14px !important;
    }

    #kt_datatable_child thead tr.child-view-comment-row th {
        background: #ffffff !important;
        color: #9ca3af !important;
        font-size: 0.7rem !important;
        font-weight: 400 !important;
        padding-top: 8px !important;
        padding-bottom: 8px !important;
    }

    #kt_datatable_child tbody tr:hover {
        background-color: #f8fafc !important;
    }

    #kt_datatable_child .cell-content-wrapper {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 0.5rem;
    }

    #kt_datatable_child .cell-value {
        min-width: 0;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    #kt_datatable_child td .child-cell-edit-btn {
        opacity: 0;
        visibility: hidden;
        transition: opacity 0.18s ease, visibility 0.18s ease, background-color 0.18s ease;
    }

    #kt_datatable_child td:hover .child-cell-edit-btn,
    #kt_datatable_child td:focus-within .child-cell-edit-btn {
        opacity: 1;
        visibility: visible;
    }

    #kt_datatable_child .child-view-sticky-select,
    #kt_datatable_child .child-view-sticky-id,
    #kt_datatable_child .child-view-sticky-submission_id {
        position: sticky !important;
        z-index: 3;
    }

    #kt_datatable_child td.child-view-sticky-select,
    #kt_datatable_child td.child-view-sticky-id,
    #kt_datatable_child td.child-view-sticky-submission_id {
        background: #ffffff !important;
    }

    #kt_datatable_child thead .child-view-sticky-select,
    #kt_datatable_child thead .child-view-sticky-id,
    #kt_datatable_child thead .child-view-sticky-submission_id {
        z-index: 5;
    }

    #kt_datatable_child .child-view-sticky-select {
        left: 0;
        min-width: 72px !important;
    }

    #kt_datatable_child .child-view-sticky-id {
        left: 72px;
        min-width: 140px !important;
    }

    #kt_datatable_child .child-view-sticky-submission_id {
        left: 212px;
        min-width: 160px !important;
    }

    .child-view-empty {
        padding: 1rem;
        text-align: center;
        color: #6b7280;
        font-weight: 500;
    }

    .child-cell-modified {
        background-color: #dde5f9 !important;
        outline: 1px solid #c3d0f6;
    }

    .child-editable-cell {
        width: 100%;
        font-size: 0.875rem;
        outline: 2px solid #2f6cf6;
        border: 1px solid #2f6cf6;
        border-radius: 4px;
        padding: 0.25rem 0.5rem;
        background: #fff;
    }

    .child-cell-action {
        margin-left: 0.5rem;
        border: 0;
        background: transparent;
        color: #64748b;
        cursor: pointer;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 28px;
        height: 28px;
        border-radius: 6px;
        flex-shrink: 0;
    }

    .child-cell-action:hover {
        background: #eff6ff;
        color: #2f6cf6;
    }

    .child-cell-save-btn {
        width: auto;
        height: auto;
        padding: 0.35rem 0.65rem;
        color: #2f6cf6;
    }
</style>

<div class="child-view-shell">
    <div class="child-view-toolbar">
        <div class="child-view-title-wrap">
            <h1 class="child-view-title">{{ $childTypeLabel }} Data</h1>
            <div class="child-view-breadcrumb">
                Project/{{ $projectName }}/View Data/{{ $childTypeLabel }}
            </div>
        </div>
    </div>

    <div class="child-view-head-actions">
        @can('delete.view_data')
        <button type="button" id="child_delete_selected" class="kt-btn child-view-btn is-secondary min-w-[170px]">
            Delete Submission
        </button>
        @endcan
        @can('edit.view_data')
        <button type="button" id="child_update_dataset" class="kt-btn child-view-btn is-primary min-w-[170px]">
            Send For Approval
        </button>
        @endcan
    </div>

    @if(isset($submissionData) && count($submissionData) > 0)
    <div class="child-view-card">
        <div class="child-view-card-head">
            <h2 class="child-view-card-title">View Data</h2>
            <select id="child_view_field_select" class="child-view-field-select" multiple></select>
        </div>
        <div class="kt-card-table">
            <div class="child-view-scroll">
                <table id="kt_datatable_child" class="kt-table kt-table-border w-full">
                    <thead></thead>
                    <tbody></tbody>
                </table>
            </div>
        </div>
    </div>
    @else
    <div class="child-view-card">
        <div class="child-view-empty">No Data Available</div>
    </div>
    @endif
</div>
@endsection

@section('scripts')
<script>
    $(document).ready(function() {
        const columns = @json($columns);
        const data = @json($submissionData);
        const canEdit = @json(auth()->user()->can('edit.view_data'));
        const canDelete = @json(auth()->user()->can('delete.view_data'));
        const moduleId = @json($module?->id);
        const projectId = @json($currentProject?->id);
        const projectSlug = @json($projectName);
        const tableName = @json($tableName);
        const rowKey = @json($rowKey);
        let editedRows = {};
        const stickyColumnIds = ['id', 'submission_id'];
        const orderedColumns = [
            ...stickyColumnIds
                .map((columnId) => columns.find((column) => column?.id === columnId))
                .filter(Boolean),
            ...columns.filter((column) => !stickyColumnIds.includes(column?.id)),
        ];
        const $fieldSelect = $('#child_view_field_select');
        const originalRowsById = data.reduce((acc, row) => {
            if (row?.[rowKey] !== undefined && row?.[rowKey] !== null) {
                acc[String(row[rowKey])] = JSON.parse(JSON.stringify(row));
            }

            return acc;
        }, {});

        function escapeHtml(value) {
            return String(value ?? '')
                .replace(/&/g, '&amp;')
                .replace(/</g, '&lt;')
                .replace(/>/g, '&gt;')
                .replace(/"/g, '&quot;')
                .replace(/'/g, '&#039;');
        }

        function getDefaultColumnIds() {
            const preferred = [];

            orderedColumns.forEach((column) => {
                if (column?.id && !preferred.includes(column.id)) {
                    preferred.push(column.id);
                }
            });

            return preferred.slice(0, 5);
        }

        const defaultColumnIds = getDefaultColumnIds();

        function getColumnConfig(colId) {
            return orderedColumns.find((column) => column.id === colId) || null;
        }

        function getRowIdentifier(row) {
            return row?.[rowKey];
        }

        function getDisplayValue(row, colId, rawValue = null) {
            const column = getColumnConfig(colId);
            const resolvedValue = rawValue ?? row?.[colId] ?? '-';

            if (column?.is_lookup && column.lookup_options) {
                return column.lookup_options[resolvedValue] ?? resolvedValue;
            }

            return resolvedValue;
        }

        function renderEditableInput(row, colId) {
            const column = getColumnConfig(colId);
            const rawValue = row?.[colId] ?? '';

            if (column?.is_lookup && column.lookup_options) {
                const options = Object.keys(column.lookup_options)
                    .map((key) => `<option value="${escapeHtml(key)}" ${String(key) === String(rawValue) ? 'selected' : ''}>${escapeHtml(column.lookup_options[key])}</option>`)
                    .join('');

                return `<select class="child-editable-cell" data-col="${escapeHtml(colId)}">${options}</select>`;
            }

            return `<input type="text" class="child-editable-cell" data-col="${escapeHtml(colId)}" value="${escapeHtml(rawValue)}">`;
        }

        function renderCellEditor(row, colId) {
            return `
                <div class="cell-content-wrapper flex items-center justify-between">
                    ${renderEditableInput(row, colId)}
                    <button type="button" class="child-cell-action child-cell-save-btn" data-col="${escapeHtml(colId)}">Save</button>
                </div>
            `;
        }

        function renderCell(row, colId, rawValue = null) {
            const displayValue = getDisplayValue(row, colId, rawValue);
            const isEditable = !stickyColumnIds.includes(colId) && canEdit;

            return `
                <div class="cell-content-wrapper flex items-center justify-between">
                    <span class="cell-value">${escapeHtml(displayValue)}</span>
                    ${isEditable ? `<button type="button" class="child-cell-action child-cell-edit-btn" data-col="${escapeHtml(colId)}" aria-label="Edit cell" title="Edit"><i class="ki-filled ki-notepad-edit"></i></button>` : ''}
                </div>
            `;
        }

        function highlightRow(rowNode, rowData) {
            if (!rowNode) {
                return;
            }

            const rowIdentifier = String(getRowIdentifier(rowData) ?? '');
            const originalRow = originalRowsById[rowIdentifier];

            $(rowNode).find('td').each(function (index) {
                if (index === 0 || index > orderedColumns.length) {
                    return;
                }

                const col = orderedColumns[index - 1];

                if (stickyColumnIds.includes(col.id)) {
                    return;
                }

                const currentValue = rowData?.[col.id];
                const originalValue = originalRow?.[col.id];

                $(this).toggleClass('child-cell-modified', String(currentValue ?? '') !== String(originalValue ?? ''));
            });
        }

        if ($fieldSelect.length && typeof $fieldSelect.select2 === 'function') {
            orderedColumns.forEach((col) => {
                $fieldSelect.append(`<option value="${escapeHtml(col.id)}">${escapeHtml(col.name || col.id)}</option>`);
            });

            $fieldSelect.select2({
                placeholder: 'Select Fields',
                closeOnSelect: false,
                width: '220px',
            });

            $fieldSelect.val([]).trigger('change');
        }

        let firstHeader = '';
        let secondHeader = '';

        firstHeader += `<th class="min-w-[90px] text-center child-view-sticky-select">Comment</th>`;
        secondHeader += `<th class="min-w-[90px] text-center child-view-sticky-select">Select</th>`;

        orderedColumns.forEach(col => {
            const stickyClass = stickyColumnIds.includes(col.id)
                ? ` child-view-sticky-${col.id}`
                : '';
            firstHeader += `<th class="min-w-[150px]${stickyClass}">${escapeHtml(col.name || col.id)}</th>`;
            secondHeader += `<th class="min-w-[150px]${stickyClass}">${escapeHtml(col.id)}</th>`;
        });

        $('#kt_datatable_child thead').html(`
            <tr class="child-view-comment-row bg-white text-sm text-gray-500">${firstHeader}</tr>
            <tr class="bg-gray-50 text-sm text-gray-700">${secondHeader}</tr>
        `);

        const dtColumns = [{
            data: null,
            orderable: false,
            searchable: false,
            className: 'text-left child-view-sticky-select',
            render: function (data, type, row) {
                return `<input type="checkbox" class="child-view-row-select" data-row-id="${escapeHtml(row?.[rowKey] ?? '')}">`;
            }
        }];

        orderedColumns.forEach(col => {
            dtColumns.push({
                data: col.id,
                defaultContent: '-',
                visible: defaultColumnIds.includes(col.id),
                className: stickyColumnIds.includes(col.id) ? `child-view-sticky-${col.id}` : '',
                render: function(value, type, row) {
                    return renderCell(row, col.id, value);
                }
            });
        });

        const childTable = $('#kt_datatable_child').DataTable({
            data: data,
            columns: dtColumns,
            scrollX: false,
            pageLength: 10,
            lengthMenu: [10, 25, 50, 100],
            autoWidth: false,
            orderCellsTop: true,
            fixedHeader: false,
            searching: true,
            lengthChange: true,
            dom: 'rt<"child-view-table-footer"lip>',
            language: {
                lengthMenu: "Show _MENU_",
                search: "",
                searchPlaceholder: "Search Data...",
                info: "Showing _START_ to _END_ of _TOTAL_ entries"
            },
            initComplete: function () {
                applyColumnVisibility();
                syncTableWidth();
            },
            drawCallback: function () {
                syncTableWidth();
            },
            createdRow: function (row, rowData) {
                highlightRow(row, rowData);
            }
        });

        function syncTableWidth() {
            const $table = $('#kt_datatable_child');
            const $wrapper = $table.closest('.dataTables_wrapper');

            $table.css({
                width: 'max-content',
                minWidth: '1600px',
            });

            if ($wrapper.length) {
                $wrapper.css({
                    width: 'max-content',
                    minWidth: '100%',
                });
            }
        }

        function applyColumnVisibility() {
            const selectedColumnIds = new Set(defaultColumnIds);

            ($fieldSelect.val() || []).forEach((columnId) => {
                if (columnId) {
                    selectedColumnIds.add(columnId);
                }
            });

            orderedColumns.forEach((col, index) => {
                childTable.column(index + 1).visible(selectedColumnIds.has(col.id), false);
            });

            childTable.columns.adjust().draw(false);
        }

        $fieldSelect.on('change', function () {
            applyColumnVisibility();
        });

        $(document).on('click', '#kt_datatable_child .child-cell-edit-btn', function () {
            const $button = $(this);
            const $cell = $button.closest('td');
            const row = childTable.row($button.closest('tr'));
            const rowData = row.data();
            const colId = $button.data('col');

            if (!rowData || !colId) {
                return;
            }

            $cell.removeClass('child-cell-modified').html(renderCellEditor(rowData, colId));
        });

        $(document).on('click', '#kt_datatable_child .child-cell-save-btn', function () {
            const $button = $(this);
            const $cell = $button.closest('td');
            const row = childTable.row($button.closest('tr'));
            const rowData = row.data();
            const colId = $button.data('col');
            const rawValue = $cell.find('.child-editable-cell').val();
            const rowIdentifier = getRowIdentifier(rowData);

            if (!rowData || !colId || rowIdentifier === undefined || rowIdentifier === null) {
                return;
            }

            const updatedRowData = {
                ...rowData,
                [colId]: rawValue,
            };

            if (!editedRows[String(rowIdentifier)]) {
                editedRows[String(rowIdentifier)] = {};
            }

            editedRows[String(rowIdentifier)][colId] = rawValue;

            row.data(updatedRowData).draw(false);
            highlightRow(row.node(), updatedRowData);
        });

        $(document).on('input change', '#kt_datatable_child .child-editable-cell', function () {
            const $input = $(this);
            const rowData = childTable.row($input.closest('tr')).data();
            const rowIdentifier = getRowIdentifier(rowData);

            if (rowIdentifier === undefined || rowIdentifier === null) {
                return;
            }

            if (!editedRows[String(rowIdentifier)]) {
                editedRows[String(rowIdentifier)] = {};
            }

            editedRows[String(rowIdentifier)][$input.data('col')] = $input.val();
        });

        $('#child_update_dataset').on('click', function () {
            if (!canEdit) {
                return;
            }

            const payload = [];

            Object.keys(editedRows).forEach((identifier) => {
                const originalRow = originalRowsById[identifier];
                const changes = {};

                Object.keys(editedRows[identifier]).forEach((colId) => {
                    const oldValue = originalRow?.[colId];
                    const newValue = editedRows[identifier][colId];

                    if (String(oldValue ?? '') !== String(newValue ?? '')) {
                        changes[colId] = { old: oldValue, new: newValue };
                    }
                });

                if (Object.keys(changes).length) {
                    payload.push({ uuid: identifier, changes });
                }
            });

            if (!payload.length) {
                toastr.info('No changes detected to submit.');
                return;
            }

            $.ajax({
                url: @json(route('update-data')),
                method: 'POST',
                data: {
                    module_id: moduleId,
                    project_id: projectId,
                    project_name: projectSlug,
                    table_name: tableName,
                    row_key: rowKey,
                    rows: payload,
                },
                success: function (response) {
                    toastr.success(response.message || 'Data submitted successfully.');
                    editedRows = {};
                    setTimeout(() => window.location.reload(), 800);
                },
                error: function (xhr) {
                    toastr.error(xhr.responseJSON?.message || 'Error submitting updates.');
                },
            });
        });

        $('#child_delete_selected').on('click', function () {
            if (!canDelete) {
                return;
            }

            const selectedRows = [];

            $('#kt_datatable_child tbody .child-view-row-select:checked').each(function () {
                selectedRows.push($(this).data('row-id'));
            });

            if (!selectedRows.length) {
                toastr.error('No rows selected for deletion.');
                return;
            }

            if (!window.confirm(`Are you sure you want to delete ${selectedRows.length} row(s)?`)) {
                return;
            }

            $.ajax({
                url: @json(route('delete-data')),
                method: 'POST',
                data: {
                    module_id: moduleId,
                    project_id: projectId,
                    project_name: projectSlug,
                    table_name: tableName,
                    row_key: rowKey,
                    rows: selectedRows,
                },
                success: function (response) {
                    toastr.success(response.message || 'Delete request submitted successfully.');
                    setTimeout(() => window.location.reload(), 800);
                },
                error: function (xhr) {
                    toastr.error(xhr.responseJSON?.message || 'Error submitting delete request for approval.');
                },
            });
        });

        syncTableWidth();
    });
</script>
@endsection