using System;
using System.Collections.Generic;
using System.Linq;
using CodeHollow.FeedReader;
using MudBlazor;
using SharpRss.Models;
using ToolQit;

namespace WebSharpRSS.Models
{
    public class TreeItemData
    {
        public TreeItemData(CategoryModel catModel)
        {
            CategoryModel = catModel;
            Feeds = CategoryModel.Feeds.Where(x => x.Base != null).Select(x => new TreeItemData(x)).ToHashSet();
            Title = CategoryModel.Name;
            Icon = Icons.Material.Filled.RssFeed;
        }

        public TreeItemData(FeedModel feedModel)
        {
            FeedModel = feedModel;
            Feed = FeedModel.Base;
            Title = Feed.Title;
            string faviconAddress = Feed.Link.Remove(Feed.Link.IndexOf("http", StringComparison.Ordinal), Feed.Link.IndexOf("://", StringComparison.Ordinal) + 3);
            FaviconUrl = string.Format(Caretaker.Settings["Paths"].GetString("FaviconResolveUrl"), faviconAddress);
        }

        public readonly CategoryModel? CategoryModel;
        public readonly FeedModel? FeedModel;

        public string Title { get; set; } = string.Empty;
        public bool IsSelected { get; set; }
        public string? Icon { get; set; }
        public string? FaviconUrl { get; set; }
        
        // Category
        public bool IsExpanded { get; set; }
        public HashSet<TreeItemData>? Feeds { get; set; }
        // Feed
        public Feed? Feed { get; set; }
    }
}