btcpayserver/BTCPayServer/Views/Shared/PosData.cshtml

@using Microsoft.AspNetCore.Mvc.TagHelpers
@model (Dictionary<string, object> Items, int Level)

@if (Model.Items.Any())
{
    @* Use titlecase and lowercase versions for backwards-compatibility *@
    string[] cartKeys = ["cart", "subtotal", "discount", "tip", "total"];
    <table class="table my-0" v-pre>
        @if (Model.Items.Keys.Any(key => cartKeys.Contains(key.ToLowerInvariant())))
        {
            _ = Model.Items.TryGetValue("cart", out var cart) || Model.Items.TryGetValue("Cart", out cart);
            var hasTotal = Model.Items.TryGetValue("total", out var total) || Model.Items.TryGetValue("Total", out total);
            var hasSubtotal = Model.Items.TryGetValue("subtotal", out var subtotal) || Model.Items.TryGetValue("subTotal", out subtotal) || Model.Items.TryGetValue("Subtotal", out subtotal);
            var hasDiscount = Model.Items.TryGetValue("discount", out var discount) || Model.Items.TryGetValue("Discount", out discount);
            var hasTip = Model.Items.TryGetValue("tip", out var tip) || Model.Items.TryGetValue("Tip", out tip);
            if (cart is Dictionary<string, object> { Keys.Count: > 0 } cartDict)
            {
                <tbody>
                @foreach (var (key, value) in cartDict)
                {
                    <tr>
                        <partial name="PosDataEntry" model="(key, value, Model.Level)"/>
                    </tr>
                }
                </tbody>
            }
            else if (cart is ICollection<object> { Count: > 0 } cartCollection)
            {
                <tbody>
                @foreach (var value in cartCollection)
                {
                    <tr>
                        <partial name="PosDataEntry" model="(string.Empty, value, Model.Level)"/>
                    </tr>
                }
                </tbody>
            }
            <tfoot style="border-top-width:0">
            @if (hasSubtotal && (hasDiscount || hasTip))
            {
                <tr style="border-top-width:3px">
                    <th>Subtotal</th>
                    <td class="text-end">@subtotal</td>
                </tr>
            }
            @if (hasDiscount)
            {
                <tr>
                    <th>Discount</th>
                    <td class="text-end">@discount</td>
                </tr>
            }
            @if (hasTip)
            {
                <tr>
                    <th>Tip</th>
                    <td class="text-end">@tip</td>
                </tr>
            }
            @if (hasTotal)
            {
                <tr style="border-top-width:3px">
                    <th>Total</th>
                    <td class="text-end">@total</td>
                </tr>
            }
            </tfoot>
        }
        else
        {
            foreach (var (key, value) in Model.Items)
            {
                <tr>
                    <partial name="PosDataEntry" model="(key, value, Model.Level)"/>
                </tr>
            }
        }
    </table>
}