feat: complete dashboard chapter

2026-08-17 01:14:31 +02:00
parent fe36f51886
commit ad40d11d6e
8 changed files with 759 additions and 57 deletions
@@ -0,0 +1,62 @@
+using System.Text.Json;
+
+namespace LehrerApp.Core.Services;
+
+public sealed class DashboardCardSetting
+{
+    public string Key { get; set; } = "";
+    public bool IsVisible { get; set; } = true;
+    public int Order { get; set; }
+}
+
+/// <summary>Speichert Sichtbarkeit und Reihenfolge der Dashboard-Kacheln lokal.</summary>
+public sealed class DashboardSettingsService
+{
+    public static readonly string[] DefaultCardOrder =
+    [
+        "today", "tasks", "calendar", "excuses", "upcoming",
+        "corrections", "alerts", "attendance", "support", "groups",
+    ];
+
+    private readonly string _configPath;
+
+    public DashboardSettingsService(string appDataPath) =>
+        _configPath = Path.Combine(appDataPath, "dashboardsettings.json");
+
+    public List<DashboardCardSetting> Load()
+    {
+        try
+        {
+            if (File.Exists(_configPath))
+            {
+                var saved = JsonSerializer.Deserialize<List<DashboardCardSetting>>(
+                    File.ReadAllText(_configPath)) ?? [];
+                var byKey = saved
+                    .Where(s => DefaultCardOrder.Contains(s.Key))
+                    .GroupBy(s => s.Key).ToDictionary(g => g.Key, g => g.First());
+                return DefaultCardOrder.Select((key, defaultOrder) => byKey.TryGetValue(key, out var item)
+                        ? new DashboardCardSetting { Key = key, IsVisible = item.IsVisible, Order = item.Order }
+                        : new DashboardCardSetting { Key = key, IsVisible = true, Order = defaultOrder })
+                    .OrderBy(s => s.Order).ThenBy(s => Array.IndexOf(DefaultCardOrder, s.Key))
+                    .Select((s, index) => new DashboardCardSetting
+                        { Key = s.Key, IsVisible = s.IsVisible, Order = index })
+                    .ToList();
+            }
+        }
+        catch { /* beschädigte Konfiguration -> Standardreihenfolge */ }
+
+        return DefaultCardOrder.Select((key, index) => new DashboardCardSetting
+            { Key = key, IsVisible = true, Order = index }).ToList();
+    }
+
+    public void Save(IEnumerable<DashboardCardSetting> settings)
+    {
+        var normalized = settings.Select((s, index) => new DashboardCardSetting
+        {
+            Key = s.Key,
+            IsVisible = s.IsVisible,
+            Order = index,
+        }).ToList();
+        File.WriteAllText(_configPath, JsonSerializer.Serialize(normalized));
+    }
+}