qbtmud/Lantean.QBTMud/Components/TorrentActions.razor

@if (RenderType == RenderType.Toolbar)
{
    <MudToolBar Dense="true" Gutters="false" WrapContent="true">
        @ToolbarContent
    </MudToolBar>
}
else if (RenderType == RenderType.ToolbarContents)
{
    @ToolbarContent
}
else if (RenderType == RenderType.MixedToolbar)
{
    <MudToolBar Dense="true" Gutters="false" WrapContent="true">
        @MixedToolbarContent
    </MudToolBar>
}
else if (RenderType == RenderType.MixedToolbarContents)
{
    @MixedToolbarContent
}
else if (RenderType == RenderType.InitialIconsOnly)
{
    @foreach (var action in Actions.Take(5))
    {
        @if (action.SeparatorBefore)
        {
            <MudDivider Vertical="true" />
        }

        <MudIconButton title="@action.Text" Icon="@action.Icon" Color="action.Color" OnClick="action.Callback" Disabled="Disabled" />
    }

    @Menu(Actions.Skip(5))
}
else if (RenderType == RenderType.Children)
{
    var parent = Actions.FirstOrDefault(a => a.Name == ParentAction?.Name);
    if (parent is not null)
    {
        <MudList Class="unselectable" T="string">
            @foreach (var action in parent.Children)
            {
                @if (action.SeparatorBefore)
                {
                    <MudDivider />
                }

                <MudListItem Icon="@action.Icon" IconColor="action.Color" OnClick="action.Callback" Disabled="Disabled">@action.Text</MudListItem>
            }
        </MudList>
    }
}
else if (RenderType == RenderType.Menu)
{
    @Menu(Actions)
}
else if (RenderType == RenderType.MenuWithoutActivator)
{
    <MudMenu ListClass="unselectable" Dense="true" AnchorOrigin="Origin.BottomLeft" TransformOrigin="Origin.TopLeft" @ref="ActionsMenu" Disabled="@(!Hashes.Any())" Style="display: none" PositionAtCursor="true" OpenChanged="ActionsMenuOpenChanged" PopoverClass="unselectable">
        <ActivatorContent>

        </ActivatorContent>
        <ChildContent>
            @if (PrimaryHash is not null)
            {
                <MudMenuItem Icon="@Icons.Material.Outlined.Info" IconColor="Color.Inherit" Disabled="Disabled" Href="@("/details/" + PrimaryHash)">View torrent details</MudMenuItem>
                <MudDivider />
            }
            @MenuContents(Actions)
        </ChildContent>
    </MudMenu>
    <MudOverlay LockScroll="true" AutoClose="true" Visible="OverlayVisible" VisibleChanged="OverlayVisibleChanged">
        <div style="width: 100%; height: 100%" @oncontextmenu="@(e => OverlayVisible = false)" @oncontextmenu:preventDefault></div>
    </MudOverlay>
}
else if (RenderType == RenderType.MenuItems)
{
    @MenuContents(Actions)
}

@code {
    private RenderFragment ToolbarContent
    {
        get
        {
            return __builder =>
            {
                foreach (var action in Actions)
                {
                    if (action.SeparatorBefore)
                    {
                        <MudDivider Vertical="true" />
                    }
                    
                    if (!action.Children.Any())
                    {
                        if (action.Icon is null)
                        {
                            <MudButton Color="action.Color" OnClick="action.Callback">@action.Text</MudButton>
                        }
                        else
                        {
                            <MudIconButton title="@action.Text" Icon="@action.Icon" Color="action.Color" OnClick="action.Callback" Disabled="Disabled" />
                        }
                    }
                    else
                    {
                        <MudMenu Icon="@action.Icon" IconColor="@action.Color" Label="@action.Text" title="@action.Text" AnchorOrigin="Origin.BottomLeft" TransformOrigin="Origin.TopLeft">
                            @foreach (var childItem in action.Children)
                            {
                                @ChildItem(childItem)
                            }
                        </MudMenu>
                    }
                }
            };
        }
    }

    private RenderFragment MixedToolbarContent
    {
        get
        {
            return __builder =>
            {
                foreach (var action in Actions)
                {
                    if (action.SeparatorBefore)
                    {
                        <MudDivider Vertical="true" />
                    }
                    
                    if (!action.Children.Any())
                    {
                        if (action.Icon is null)
                        {
                            <MudButton Color="action.Color" OnClick="action.Callback" Disabled="Disabled">@action.Text</MudButton>
                        }
                        else
                        {
                            <MudIconButton title="@action.Text" Icon="@action.Icon" Color="action.Color" OnClick="action.Callback" Disabled="Disabled" />
                        }
                    }
                    else
                    {
                        <MudMenu Label="@action.Text" title="@action.Text" AnchorOrigin="Origin.BottomLeft" TransformOrigin="Origin.TopLeft" EndIcon="@Icons.Material.Filled.ArrowDropDown">
                            @foreach (var childItem in action.Children)
                            {
                                @ChildItem(childItem)
                            }
                        </MudMenu>
                    }
                }
            };
        }
    }

    private RenderFragment ChildItem(UIAction action)
    {
        return __builder =>
        {
            if (action.SeparatorBefore)
            {
                <MudDivider />
            }

            <MudMenuItem Icon="@action.Icon" IconColor="action.Color" OnClick="action.Callback" Disabled="Disabled">@action.Text</MudMenuItem>
        };
    }

    private RenderFragment Menu(IEnumerable<UIAction> actions)
    {
        return __builder =>
        {
            <MudMenu ListClass="unselectable" Dense="true" AnchorOrigin="Origin.BottomLeft" TransformOrigin="Origin.TopLeft" Label="Actions" EndIcon="@Icons.Material.Filled.ArrowDropDown" @ref="ActionsMenu" Disabled="@(!Hashes.Any())" ActivationEvent="MouseEvent.LeftClick">
                @MenuContents(actions)
            </MudMenu>
        };
    }

    private RenderFragment MenuContents(IEnumerable<UIAction> actions)
    {
        return __builder =>
        {
            foreach (var action in actions)
            {
                if (action.SeparatorBefore)
                {
                    <MudDivider />
                }

                if (!action.Children.Any())
                {
                    <MudMenuItem Icon="@action.Icon" IconColor="action.Color" OnClick="action.Callback" Disabled="Disabled">
                        @action.Text
                    </MudMenuItem>
                }
                else
                {
                    <MudMenuItem Icon="@action.Icon" IconColor="action.Color" OnClick="@(t => SubMenuTouch(action))">
                        <MudMenu ListClass="unselectable" Dense="true" AnchorOrigin="Origin.TopRight" TransformOrigin="Origin.TopLeft" ActivationEvent="MouseEvent.MouseOver" Icon="@Icons.Material.Filled.ArrowDropDown" Ripple="false" Class="sub-menu">
                            <ActivatorContent>
                                @action.Text
                            </ActivatorContent>

                            <ChildContent>
                                @foreach (var childItem in action.Children)
                                {
                                    @ChildItem(childItem)
                                }
                            </ChildContent>
                        </MudMenu>
                    </MudMenuItem>
                }
            }
        };
    }
}