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Implementing treeview for feeds & categories.

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This commit is contained in:
Max Holleman 2023-05-16 14:12:36 +02:00
parent cd9233c162
commit cfd955187b
3 changed files with 56 additions and 6 deletions
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5
SharpRss/RssService.cs
View File

@ -43,7 +43,10 @@ namespace SharpRss
public async Task<HashSet<FeedModel>> GetAllFeeds()
{
return new HashSet<FeedModel>();
HashSet<FeedModel> fSet = new HashSet<FeedModel>();
fSet.UnionWith(feedSet);
fSet.UnionWith(feedSet2);
return fSet;
}

22
WebSharpRSS/Models/TreeItemData.cs
View File

@ -34,11 +34,31 @@ namespace WebSharpRSS.Models
public bool IsSelected { get; set; }
public string? Icon { get; set; }
public string? FaviconUrl { get; set; }
// Category
public bool HasChild => Feeds != null;
public bool IsExpanded { get; set; }
public HashSet<TreeItemData>? Feeds { get; set; }
// Feed
public Feed? Feed { get; set; }
public int FeeditemCount
{
get
{
if (CategoryModel != null && Feeds != null)
{
int feedsCount = 0;
foreach (var item in Feeds)
{
if (item.Feed != null)
feedsCount += item.FeeditemCount;
}
return feedsCount;
}
else if (Feed != null)
return Feed.Items.Count;
return 0;
}
}
}
}

35
WebSharpRSS/Shared/SideGuide.razor
View File

@ -3,6 +3,7 @@
@using CodeHollow.FeedReader
@using Serilog
@using WebSharpRSS.Models;
@using ToolQit.Extensions;
@inject RssService _rssService
@ -10,21 +11,47 @@
<MudNavMenu>
<MudNavLink Href="/" Icon="@Icons.Material.Filled.Home">Home</MudNavLink>
</MudNavMenu>
<MudDivider DividerType="DividerType.FullWidth"/>
<MudText Typo="Typo.h5" Class="ml-5">Feeds</MudText>
<MudTreeView Items="Categories" @bind-SelectedValue="SelectedItem" @bind-ActivatedItem="ActivatedItem" Hover="true">
<ItemTemplate>
<MudTreeViewItem Items="@context.Feeds" Icon="@context.Icon" Text="@context.Title"/>
<MudTreeViewItem @bind-Expanded="@context.IsExpanded" Items="@context.Feeds">
<Content>
<div style="display: grid; grid-template-columns: 1fr auto; align-items: center; width: 100%">
<div style="justify-self: start;" class="d-flex align-center">
<MudTreeViewItemToggleButton @bind-Expanded="@context.IsExpanded" Visible="@context.HasChild" />
@if (context.FaviconUrl.IsNullEmptyWhiteSpace() && context.Icon != null)
{
<MudIcon Icon="@context.Icon"/>
}
else
{
<MudImage Src="@context.FaviconUrl" ObjectFit="ObjectFit.ScaleDown"/>
}
<MudText Class="ml-2">@context.Title</MudText>
</div>
<div style="justify-self: end;">
<MudText Color="Color.Dark" Style="justify-self: end;" Typo="Typo.caption">@context.FeeditemCount</MudText>
</div>
</div>
</Content>
</MudTreeViewItem>
</ItemTemplate>
</MudTreeView>
</MudStack>
@code {
public HashSet<TreeItemData> Categories = new HashSet<TreeItemData>();
private TreeItemData ActivatedItem { get; set; }
private TreeItemData SelectedItem { get; set; }
private TreeItemData? ActivatedItem { get; set; }
private TreeItemData? SelectedItem { get; set; }
protected override async void OnInitialized()
{
Log.Verbose("Loading guide data...");
HashSet<CategoryModel> cats = await _rssService.GetCategories();
await Task.Run(() => Categories = cats.Select(x => new TreeItemData(x)).ToHashSet());
await Task.Run(() => Categories.UnionWith(cats.Select(x => new TreeItemData(x)).ToHashSet()));
Log.Verbose(" Guide initialized!");
//await Task.Run(() => Categories = cats.Select(x => new TreeItemData(x)).ToHashSet());
}
}