sbox-public/game/addons/menu/Code/MenuUI/ContentBlock/ContentBlockHero.razor

@using Sandbox;
@using Sandbox.UI;
@using MenuProject.UI;
@inherits Panel

@if (Current == null) return;

<root class="hero bgcolor@BgColor" onclick="@Clicked">

    @if (BackgroundUrl != null)
    {
        <div class="background-media" @key="@BackgroundUrl" style="background-image: url( @BackgroundUrl )"></div>
    }

    <div class="content">

        <div class="left">
            <div class="icon"><img src="@Current.Thumb" /></div>
            <div class="title">@Current.Title</div>
            <div class="description">@Current.Summary</div>
            <div class="buttons">

            </div>
        </div>

    </div>

</root>

@code
{
    [Parameter]
    public Package.ListResult.Grouping Group { get; set; }

    [Parameter]
    public Package Current { get; set; }

    string BackgroundUrl;
    int BgColor = 0;

    protected override async Task OnParametersSetAsync()
    {
        Current = Group.Packages.OrderBy( x => Guid.NewGuid() ).FirstOrDefault();
        Current = await Package.FetchAsync( Current.FullIdent, false );
        UpdateBackgroundMedia();
        StateHasChanged();
    }

    void UpdateBackgroundMedia()
    {
        var bg = Current.VideoThumb ?? Current.ThumbWide;

        var ss = Current.Screenshots?.OrderBy(x => Guid.NewGuid()).FirstOrDefault()?.Url;
        if (ss != null)
        {
            bg = ss;
        }

        var video = Current.Screenshots?.Where(x => x.IsVideo).OrderBy(x => Guid.NewGuid()).FirstOrDefault()?.Url;
        if (video != null)
        {
            video = video.Replace("medium.mp4", "high.mp4");
            bg = video;
        }

        BackgroundUrl = bg;
        BgColor = Random.Shared.Int(0, 4);
    }

    void Clicked()
    {
        ContentBlocks.OnLaunch(Current);
    }
}