From fe11b715a680c612037f05000710b1054ff757ad Mon Sep 17 00:00:00 2001
From: Trond Schertel <t.schertel@t-m-g.de>
Date: Fri, 29 May 2026 13:05:15 +0200
Subject: [PATCH] Datenerfassung;

---
 Components/Pages/FaktErfassen.razor | 190 ++++++++++++++++++++++++++++
 Components/Pages/Home.razor         |   2 +-
 Services/WorkspaceService.cs        |  10 ++
 3 files changed, 201 insertions(+), 1 deletion(-)
 create mode 100644 Components/Pages/FaktErfassen.razor

diff --git a/Components/Pages/FaktErfassen.razor b/Components/Pages/FaktErfassen.razor
new file mode 100644
index 0000000..0329e92
--- /dev/null
+++ b/Components/Pages/FaktErfassen.razor
@@ -0,0 +1,190 @@
+@page "/erfassen"
+@page "/erfassen/{*WorkspaceId}"
+@using ZahlenAnalyse.Web.Models
+@using ZahlenAnalyse.Web.Services
+@inject WorkspaceService DbService
+@inject ISnackbar Snackbar
+@inject NavigationManager NavManager
+
+<MudContainer MaxWidth="MaxWidth.Medium" Class="mt-8 mb-8">
+    <MudText Typo="Typo.h4" Class="mb-6">Daten erfassen</MudText>
+
+    @if (_isLoading)
+    {
+        <MudProgressCircular Color="Color.Primary" Indeterminate="true" />
+    }
+    else
+    {
+        <MudPaper Class="pa-6 mb-6" Elevation="1">
+            <MudSelect T="Workspace" 
+                       Label="Workspace auswählen" 
+                       Variant="Variant.Outlined" 
+                       Value="_selectedWorkspace" 
+                       ValueChanged="OnWorkspaceSelected"
+                       ToStringFunc="@(w => w?.Name)">
+                @foreach (var ws in _workspaces)
+                {
+                    <MudSelectItem Value="ws">@ws.Name</MudSelectItem>
+                }
+            </MudSelect>
+        </MudPaper>
+
+        @if (_selectedWorkspace != null)
+        {
+            <MudPaper Class="pa-6 mb-6" Elevation="1">
+                <MudText Typo="Typo.h6" Class="mb-4">Basisdaten</MudText>
+                <MudGrid>
+                    <MudItem xs="12" sm="6">
+                        <MudDatePicker Label="Datum" 
+                                       @bind-Date="_selectedDate" 
+                                       Variant="Variant.Outlined" />
+                    </MudItem>
+                    <MudItem xs="12" sm="6">
+                        <MudNumericField @bind-Value="_fakt.Amount" 
+                                         Label="Betrag" 
+                                         Format="N2" 
+                                         Adornment="Adornment.End" 
+                                         AdornmentText="€" 
+                                         Variant="Variant.Outlined" 
+                                         HideSpinButtons="true" />
+                    </MudItem>
+                </MudGrid>
+            </MudPaper>
+
+            <MudPaper Class="pa-6 mb-6" Elevation="1">
+                <MudText Typo="Typo.h6" Class="mb-4">Kategorisierung</MudText>
+                <MudGrid>
+                    @foreach (var dim in _selectedWorkspace.Dimensions)
+                    {
+                        <MudItem xs="12">
+                            <MudAutocomplete T="string"
+                                             Label="@dim.Name"
+                                             Value="_fakt.Dimensions[dim.Name]"
+                                             ValueChanged="@(val => _fakt.Dimensions[dim.Name] = val)"
+                                             SearchFunc="@((text, token) => SearchPath(text, dim))"
+                                             ResetValueOnEmptyText="true"
+                                             CoerceText="true"
+                                             CoerceValue="true"
+                                             Variant="Variant.Outlined"
+                                             Placeholder="Tippen zum Suchen..."
+                                             AdornmentIcon="@Icons.Material.Filled.Search" />
+                        </MudItem>
+                    }
+                </MudGrid>
+            </MudPaper>
+
+            <MudStack Row="true" Justify="Justify.FlexEnd">
+                <MudButton Variant="Variant.Text" Href="/">Abbrechen</MudButton>
+                <MudButton Variant="Variant.Filled" 
+                           Color="Color.Primary" 
+                           StartIcon="@Icons.Material.Filled.Save" 
+                           OnClick="SaveData">
+                    Datensatz speichern
+                </MudButton>
+            </MudStack>
+        }
+    }
+</MudContainer>
+
+@code {
+    [Parameter] public string? WorkspaceId { get; set; }
+
+    private List<Workspace> _workspaces = new();
+    private Workspace? _selectedWorkspace;
+    private AnalysisFakt _fakt = new();
+    private bool _isLoading = true;
+    private DateTime? _selectedDate = DateTime.Today;
+
+    protected override async Task OnInitializedAsync()
+    {
+        _workspaces = await DbService.GetWorkspacesForUserAsync();
+        
+        if (!string.IsNullOrWhiteSpace(WorkspaceId))
+        {
+            var preselected = _workspaces.FirstOrDefault(w => w.Id == WorkspaceId);
+            if (preselected != null)
+            {
+                OnWorkspaceSelected(preselected);
+            }
+        }
+        
+        _isLoading = false;
+    }
+
+    private void OnWorkspaceSelected(Workspace ws)
+    {
+        _selectedWorkspace = ws;
+        _fakt = new AnalysisFakt { WorkspaceId = ws.Id ?? string.Empty };
+        _selectedDate = DateTime.Today;
+
+        // Wir bereiten das Dictionary für jede definierte Dimension vor
+        foreach (var dim in ws.Dimensions)
+        {
+            _fakt.Dimensions[dim.Name] = string.Empty;
+        }
+    }
+
+    // Die geniale Suchfunktion für das Autocomplete
+    private async Task<IEnumerable<string>> SearchPath(string value, DimensionDefinition dim)
+    {
+        var allPaths = new List<string>();
+        
+        // Baum durchlaufen und Pfade sammeln
+        foreach (var node in dim.Nodes)
+        {
+            BuildPaths(node, "", allPaths);
+        }
+
+        // Wenn der User noch nichts getippt hat, zeigen wir alle Pfade an
+        if (string.IsNullOrWhiteSpace(value))
+            return allPaths;
+
+        // Ansonsten filtern wir (Case-Insensitive)
+        return allPaths.Where(x => x.Contains(value, StringComparison.InvariantCultureIgnoreCase));
+    }
+
+    // Rekursive Methode, um aus dem Baum flache Pfade zu machen (z.B. "Europa/Italien")
+    private void BuildPaths(DimensionNode node, string currentPath, List<string> allPaths)
+    {
+        string path = string.IsNullOrEmpty(currentPath) ? node.Name : $"{currentPath} / {node.Name}";
+        
+        // Wir fügen jeden Knoten als wählbare Option hinzu
+        allPaths.Add(path);
+
+        foreach (var child in node.Children)
+        {
+            BuildPaths(child, path, allPaths);
+        }
+    }
+
+    private async Task SaveData()
+    {
+        if (_selectedDate.HasValue)
+        {
+            _fakt.Date = _selectedDate.Value.ToUniversalTime(); // Datenbanken lieben UTC
+        }
+
+        try
+        {
+            await DbService.SaveFaktAsync(_fakt);
+            Snackbar.Add("Datensatz erfolgreich gespeichert!", Severity.Success);
+            
+            // --- NEU: Komfort-Reset für die Massenerfassung ---
+            var gemerktesDatum = _selectedDate; // 1. Datum merken
+            
+            _fakt = new AnalysisFakt { WorkspaceId = _selectedWorkspace!.Id ?? string.Empty };
+            _selectedDate = gemerktesDatum;     // 2. Gemerktes Datum wieder einsetzen
+            
+            // 3. Dimensionen wieder leeren, damit das Autocomplete frisch ist
+            foreach (var dim in _selectedWorkspace.Dimensions)
+            {
+                _fakt.Dimensions[dim.Name] = string.Empty;
+            }
+            // --------------------------------------------------
+        }
+        catch (Exception ex)
+        {
+            Snackbar.Add($"Fehler beim Speichern: {ex.Message}", Severity.Error);
+        }
+    }
+}
\ No newline at end of file
diff --git a/Components/Pages/Home.razor b/Components/Pages/Home.razor
index abc398e..2ed2baa 100644
--- a/Components/Pages/Home.razor
+++ b/Components/Pages/Home.razor
@@ -74,7 +74,7 @@
                                     </MudStack>
                                 </MudCardContent>
                                 <MudCardActions>
-                                    <MudButton Variant="Variant.Text" Color="Color.Primary">
+                                    <MudButton Href="@($"/erfassen/{ws.Id}")" Variant="Variant.Text" Color="Color.Primary">
                                         Daten erfassen
                                     </MudButton>
                                     <MudButton Variant="Variant.Text" Color="Color.Secondary">
diff --git a/Services/WorkspaceService.cs b/Services/WorkspaceService.cs
index 80d2622..f23d5c6 100644
--- a/Services/WorkspaceService.cs
+++ b/Services/WorkspaceService.cs
@@ -97,4 +97,14 @@ public class WorkspaceService
 
         return workspace;
     }
+
+    public async Task SaveFaktAsync(AnalysisFakt fakt)
+    {
+        // Unsere elegante Hilfsmethode von vorhin füllt OwnerId, CreatedBy und CreatedAt!
+        await EnrichWithAuditDataAsync(fakt);
+
+        using var session = _store.OpenAsyncSession();
+        await session.StoreAsync(fakt);
+        await session.SaveChangesAsync(); 
+    }
 }
\ No newline at end of file