btcpayserver/BTCPayServer/Views/Shared/Forms/FieldSetElement.cshtml

@using BTCPayServer.Forms
@using Microsoft.AspNetCore.Mvc.TagHelpers
@inject FormComponentProviders FormComponentProviders
@model BTCPayServer.Abstractions.Form.Field
@if (!Model.Constant)
{
    <fieldset>
        <legend class="h3 mt-4 mb-3">@Model.Label</legend>
        @foreach (var field in Model.Fields)
        {
			if (FormComponentProviders.TypeToComponentProvider.TryGetValue(field.Type, out var partial) && !string.IsNullOrEmpty(partial.View))
			{
			    field.Name = $"{(string.IsNullOrEmpty(Model.Name)? string.Empty: $"{Model.Name}_")}{field.Name}";
			    <partial name="@partial.View" for="@field"></partial>
			}
        }
    </fieldset>
}