@using System.Text.Json

<div class="json">
    @if (Element.ValueKind == JsonValueKind.Array)
    {
        @if (Element.GetArrayLength() == 0)
        {
            <span class="keyword">Empty</span>
        }
        else
        {
            var i = 0;
            @foreach (var item in Element.EnumerateArray())
            {
                @switch (item.ValueKind)
                {
                    case JsonValueKind.Array:
                        <dt>@i: []</dt>
                        break;
                    case JsonValueKind.Object:
                        <dt>@i: {}</dt>
                        break;
                    default:
                        <dt>@i:</dt>
                        break;
                }
                @RenderElement(item)

                i++;
            }
        }
    }
    else if (Element.ValueKind == JsonValueKind.Object)
    {
        @foreach (var prop in Element.EnumerateObject())
        {
            @switch (prop.Value.ValueKind)
            {
                case JsonValueKind.Array:
                    <dt>@prop.Name: []</dt>
                    break;
                case JsonValueKind.Object:
                    <dt>@prop.Name: {}</dt>
                    break;
                default:
                    <dt>@prop.Name:</dt>
                    break;
            }
            @RenderElement(prop.Value)
        }
    }
</div>

@code {
    [Parameter, EditorRequired] public required JsonElement Element { get; set; }

    RenderFragment RenderElement(JsonElement element)
    {
        return element.ValueKind switch
        {
            JsonValueKind.True or JsonValueKind.False or JsonValueKind.Null or JsonValueKind.Undefined => (@<dd>
                    <span class="keyword">@element.ValueKind.ToString()</span></dd>),
            JsonValueKind.Array or JsonValueKind.Object => (@<dd>
                    <JsonViewer Element="element"/>
                </dd>),
            JsonValueKind.Number => (@<dd><span class="number">@element.GetDouble()</span></dd>),
            JsonValueKind.String => (element.GetString() is { } s && s.StartsWith("https://") && Uri.TryCreate(s, UriKind.Absolute, out var _)
                ? @<dd><a href="@s" target="_blank">@s</a></dd>
                : @<dd><span class="string">"@element.GetString()?.ReplaceLineEndings("\\n")"</span></dd>),
            _ => throw new ArgumentOutOfRangeException()
        };
    }
}