🆕 (ListItem): Add sub-component props to simplify usage (#608)

Author: capdiem

src/Component/BlazorComponent/Components/List/BListItem.razor

@@ -17,7 +17,51 @@
         }
         else
         {
+            @GenAvatarCore(PrependAvatar)
+            @GenIcon(PrependIcon)
+            @GenContent()
+            @GenIcon(AppendIcon)
+            @GenAvatarCore(AppendAvatar)
             @ChildContent
         }
     </Element>
 </CascadingValue>
+
+@code {
+
+    RenderFragment GenIcon(string? icon) => __builder =>
+    {
+        @if (!string.IsNullOrWhiteSpace(icon))
+        {
+            <BListItemIcon>
+                <BIcon>@icon</BIcon>
+            </BListItemIcon>
+        }
+    };
+
+    private RenderFragment GenAvatarCore(string? src) => __builder =>
+    {
+        @if (!string.IsNullOrWhiteSpace(src))
+        {
+            @GenAvatar(src)
+        }
+    };
+
+    protected virtual RenderFragment GenAvatar(string? src) => __builder => { };
+
+    RenderFragment GenContent() => __builder =>
+    {
+        if (HasBuiltInContent)
+        {
+            <BListItemContent>
+                <BListItemTitle>
+                    @Title
+                </BListItemTitle>
+                <BListItemSubtitle>
+                    @Subtitle
+                </BListItemSubtitle>
+            </BListItemContent>
+        }
+    };
+
+}

src/Component/BlazorComponent/Components/List/BListItem.razor.cs

@@ -35,6 +35,18 @@ public BListItem() : base(GroupType.ListItemGroup)
         [Parameter]
         public bool OnClickPreventDefault { get; set; }
 
+        [Parameter] [MasaApiParameter(ReleasedOn = "v1.5.0")] public string? Title { get; set; }
+
+        [Parameter] [MasaApiParameter(ReleasedOn = "v1.5.0")] public string? Subtitle { get; set; }
+
+        [Parameter] [MasaApiParameter(ReleasedOn = "v1.5.0")] public string? PrependIcon { get; set; }
+
+        [Parameter] [MasaApiParameter(ReleasedOn = "v1.5.0")] public string? PrependAvatar { get; set; }
+
+        [Parameter] [MasaApiParameter(ReleasedOn = "v1.5.0")] public string? AppendIcon { get; set; }
+
+        [Parameter] [MasaApiParameter(ReleasedOn = "v1.5.0")] public string? AppendAvatar { get; set; }
+
         [Parameter]
         public bool Dark { get; set; }
 
@@ -68,6 +80,8 @@ public bool IsDark
 
         protected override bool IsRoutable => Href != null && List?.Routable is true;
 
+        private bool HasBuiltInContent => !string.IsNullOrWhiteSpace(Title) || !string.IsNullOrWhiteSpace(Subtitle);
+
         protected override void OnParametersSet()
         {
             base.OnParametersSet();