Add Windows desktop version

windows/StreamPlayer.Desktop/Services/SectionBuilder.cs

@@ -0,0 +1,83 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using StreamPlayer.Desktop.Models;
+
+namespace StreamPlayer.Desktop.Services;
+
+public static class SectionBuilder
+{
+    public static IReadOnlyList<ChannelSection> BuildSections()
+    {
+        var sections = new List<ChannelSection>
+        {
+            new("Eventos en vivo", SectionType.Events, Array.Empty<StreamChannel>())
+        };
+
+        var grouped = ChannelRepository.GetChannels()
+            .GroupBy(channel => DeriveGroupName(channel.Name))
+            .ToDictionary(group => group.Key, group => (IReadOnlyList<StreamChannel>)group.ToList());
+
+        if (grouped.TryGetValue("ESPN", out var espnGroup))
+        {
+            sections.Add(new ChannelSection("ESPN", SectionType.Channels, espnGroup));
+            grouped.Remove("ESPN");
+        }
+
+        foreach (var key in grouped.Keys.OrderBy(k => k, StringComparer.OrdinalIgnoreCase))
+        {
+            var channels = grouped[key];
+            if (channels.Count == 0)
+            {
+                continue;
+            }
+            sections.Add(new ChannelSection(key, SectionType.Channels, channels));
+        }
+
+        sections.Add(new ChannelSection("Todos los canales", SectionType.Channels, ChannelRepository.GetChannels()));
+        return sections;
+    }
+
+    private static string DeriveGroupName(string name)
+    {
+        if (string.IsNullOrWhiteSpace(name))
+        {
+            return "General";
+        }
+        string upper = name.ToUpperInvariant();
+        if (upper.StartsWith("ESPN", StringComparison.Ordinal))
+        {
+            return "ESPN";
+        }
+        if (upper.Contains("FOX SPORTS", StringComparison.Ordinal))
+        {
+            return "Fox Sports";
+        }
+        if (upper.Contains("FOX", StringComparison.Ordinal))
+        {
+            return "Fox";
+        }
+        if (upper.Contains("TNT", StringComparison.Ordinal))
+        {
+            return "TNT";
+        }
+        if (upper.Contains("DAZN", StringComparison.Ordinal))
+        {
+            return "DAZN";
+        }
+        if (upper.Contains("TUDN", StringComparison.Ordinal))
+        {
+            return "TUDN";
+        }
+        if (upper.Contains("TYC", StringComparison.Ordinal))
+        {
+            return "TyC";
+        }
+        if (upper.Contains("GOL", StringComparison.Ordinal))
+        {
+            return "Gol";
+        }
+        int spaceIndex = upper.IndexOf(' ');
+        return spaceIndex > 0 ? upper[..spaceIndex] : upper;
+    }
+}