feat: added GlobalEntity Edit

CouchLog/Components/Pages/GlobalList/Components/GlobalEntityCard.razor

@@ -1,9 +1,11 @@
 @using CouchLog.Data
 
 <MudCard>
-    <MudPaper Elevation="0" Style="position: relative;">
+    <MudPaper Elevation="0" Style="position: relative;" @onmouseenter="@(() => _showEditOverlay = true)" @onmouseleave="@(() => _showEditOverlay = false)">
-        <MudCardMedia Image="@GlobalEntity.PicturePath" Height="400" Style="object-fit: contain;"/>
+        <MudCardMedia Image="@($"{GlobalEntity.PicturePath}?v={DateTime.Now.Ticks}")" Height="400" Style="object-fit: contain;"/>
-        <MudIconButton Icon="@Icons.Material.Rounded.Edit" Style="position: absolute; top: 8px; right: 8px; z-index: 1; background: black" Color="Color.Primary" />
+        <MudOverlay Visible="@_showEditOverlay" DarkBackground="true" Absolute="true">
+            <MudIconButton Icon="@Icons.Material.Rounded.Edit" Color="Color.Primary" OnClick="@(()=> OnEdit.InvokeAsync(GlobalEntity))" />
+        </MudOverlay>
     </MudPaper>
     <MudCardContent>
         <MudTooltip Text="@GlobalEntity.Title">
@@ -37,4 +39,7 @@
     
     [Parameter] public EventCallback<GlobalEntity> OnAddToPrivate { get; set; }
     [Parameter] public EventCallback<GlobalEntity> OnAddToShared { get; set; }
+    [Parameter] public EventCallback<GlobalEntity> OnEdit { get; set; }
+
+    private bool _showEditOverlay;
 }

CouchLog/Components/Pages/GlobalList/Dialogs/AddNewGlobalEntityDialog.razor

@@ -22,10 +22,10 @@
     </TitleContent>
 
     <DialogContent>
-        <EditForm EditContext="_editContext" OnSubmit="HandleSubmit">
+        <EditForm EditContext="_editContext" OnSubmit="HandleSubmit" id="New-Global-Entity-Form">
             <DataAnnotationsValidator />
 
-            <MudStack Row="true" Spacing="3" AlignItems="AlignItems.Start" Style="min-height: 400px;">
+            <MudStack Row="true" Spacing="3" AlignItems="AlignItems.Start" Style="min-height: 400px;" Breakpoint="Breakpoint.SmAndDown">
                 <!--<editor-fold desc="Picture-Upload">-->
                 <MudPaper Class="pa-0" Elevation="0" Width="280px" MinWidth="280px">
                     @if (!string.IsNullOrWhiteSpace(_imagePreview))
@@ -43,13 +43,12 @@
                                        Accept="image/*"
                                        InputClass="null"
                                        Class="mud-file-upload-dragarea">
-                            <SelectedTemplate Context="SelectedTemplateContext"/>
+                            <SelectedTemplate Context="selectedTemplateContext"/>
                         </MudFileUpload>
                     }
                 </MudPaper>
                 <!--</editor-fold>-->
-                
+                <MudPaper Class="flex-grow-1" Elevation="0" MinWidth="200px">
-                <MudPaper Class="flex-grow-1" Elevation="0">
                     <MudStack Spacing="3">
 
                         <MudTextField @bind-Value="_form.Title"
@@ -78,17 +77,6 @@
                             }
                         </MudSelect>
                         <MudCheckBox @bind-Value="_isPrivate" Label="Is Private" Color="Color.Primary" />
-                        <MudButton ButtonType="ButtonType.Submit" Variant="Variant.Filled" Color="Color.Success" Disabled="_isSaving" Class="mt-3">
-                            @if (_isSaving)
-                            {
-                                <MudProgressCircular Indeterminate="true" Size="Size.Small" Class="mr-2" />
-                                <span>Saving...</span>
-                            }
-                            else
-                            {
-                                <span>Create Global Entity</span>
-                            }
-                        </MudButton>
                     </MudStack>
                 </MudPaper>
             </MudStack>
@@ -96,7 +84,18 @@
     </DialogContent>
 
     <DialogActions>
-        <MudButton OnClick="Cancel" Variant="Variant.Text" Disabled="_isSaving">Cancel</MudButton>
+        <MudButton OnClick="Cancel" Variant="Variant.Filled" Color="Color.Error" Disabled="_isSaving" Class="mt-3">Cancel</MudButton>
+        <MudButton ButtonType="ButtonType.Submit" Variant="Variant.Filled" Color="Color.Success" Disabled="_isSaving" Class="mt-3" form="New-Global-Entity-Form">
+            @if (_isSaving)
+            {
+                <MudProgressCircular Indeterminate="true" Size="Size.Small" Class="mr-2"/>
+                <span>Saving...</span>
+            }
+            else
+            {
+                <span>Create Global Entity</span>
+            }
+        </MudButton>
     </DialogActions>
 </MudDialog>
 

CouchLog/Components/Pages/GlobalList/Dialogs/EditGlobalEntityDialog.razor

@@ -1,4 +1,8 @@
 @using CouchLog.Data
+@using Microsoft.EntityFrameworkCore
+
+@inject ApplicationDbContext CouchLogDb
+@inject ISnackbar Snackbar
 
 <MudDialog>
     <TitleContent>
@@ -6,11 +10,92 @@
     </TitleContent>
     
     <DialogContent>
+        <MudStack Row="true" Spacing="3" AlignItems="AlignItems.Start" Style="min-height: 400px;" Breakpoint="Breakpoint.SmAndDown">
+            <!--<editor-fold desc="Picture-Upload">-->
+                    @if (!string.IsNullOrWhiteSpace(_imagePreview))
+                    {
+                        <MudPaper Class="pa-0" Elevation="0" Width="280px" MinWidth="280px" Style="position: relative" @onmouseenter="@(() => _showChangePictureOverlay = true)" @onmouseleave="@(() => _showChangePictureOverlay = false)">
+                            <MudImage Src="@_imagePreview"
+                                      ObjectFit="ObjectFit.Contain"
+                                      Class="rounded" 
+                                      Style="width: 280px; height: 400px;"/>
+                            <MudOverlay Visible="@_showChangePictureOverlay" DarkBackground="true" Absolute="true">
+                                <MudIconButton Icon="@Icons.Material.Rounded.Edit" Color="Color.Primary" OnClick="@(() => PrepareForNewImage())"/>
+                            </MudOverlay>
+                        </MudPaper>
+                    }
+                    else
+                    {
+                        <MudPaper Class="pa-0" Elevation="0" Width="280px" MinWidth="280px" Style="position: relative">
+                            <MudFileUpload @bind-Files="_pictureFile"
+                                           DragAndDrop="true"
+                                           OnFilesChanged="OnPictureUploaded"
+                                           Accept="image/*"
+                                           InputClass="null"
+                                           Class="mud-file-upload-dragarea">
+                                <SelectedTemplate Context="selectedTemplateContext"/>
+                            </MudFileUpload>
+                        </MudPaper>
+                    }
+                <!--</editor-fold>-->
+                <MudPaper Class="flex-grow-1" Elevation="0" MinWidth="200px">
+                    <MudStack Spacing="3">
+                        <MudTextField @bind-Value="_editedGlobalEntity.Title"
+                                      Label="Title"
+                                      Variant="Variant.Outlined" />
+                        <MudSelect T="int"
+                                   @bind-Value="_editedGlobalEntity.TypeId"
+                                   Label="Type"
+                                   Variant="Variant.Outlined">
+                            @foreach (var type in _mediaTypes)
+                            {
+                                <MudSelectItem T="int" Value="@type.Id">@type.Name</MudSelectItem>
+                            }
+                        </MudSelect>
 
+                        <MudSelect T="int"
+                                   Label="Genres"
+                                   MultiSelection="true"
+                                   @bind-SelectedValues="_selectedGenreIds"
+                                   Variant="Variant.Outlined">
+                            @foreach (var genre in _genres)
+                            {
+                                <MudSelectItem T="int" Value="@genre.Id">@genre.Name</MudSelectItem>
+                            }
+                        </MudSelect>
+                        <MudCheckBox @bind-Value="_isPrivate" Label="Is Private" Color="Color.Primary" />
+                        @if (AppUser.Id == _editedGlobalEntity.CreatorId)
+                        {
+                            <MudButton OnClick="HandleDelete"
+                                       StartIcon="@Icons.Material.Filled.Delete"
+                                       Variant="Variant.Filled"
+                                       Color="Color.Error">
+                                Delete
+                            </MudButton>
+                        }
+                        else
+                        {
+                            <AuthorizeView Roles="Admin">
+                                <Authorized>
+                                    <MudButton OnClick="HandleDelete"
+                                               StartIcon="@Icons.Material.Filled.Delete"
+                                               Variant="Variant.Filled"
+                                               Color="Color.Error">
+                                        Delete
+                                    </MudButton>
+                                </Authorized>
+                            </AuthorizeView>
+                        }
+                    </MudStack>
+                </MudPaper>
+            </MudStack>
     </DialogContent>
     
+        
+    
     <DialogActions>
-        <MudButton OnClick="Cancel" Variant="Variant.Text">Cancel</MudButton>
+        <MudButton OnClick="Cancel" Variant="Variant.Filled" Color="Color.Error">Cancel</MudButton>
+        <MudButton OnClick="SaveChanges" Variant="Variant.Filled" Color="Color.Success">Save Changes</MudButton>
     </DialogActions>
 </MudDialog>
 
@@ -19,10 +104,237 @@
     [CascadingParameter] private IMudDialogInstance Dialog { get; set; } = null!;
     
     [Parameter] public GlobalEntity GlobalEntity { get; set; } = null!;
+    [Parameter] public ApplicationUser AppUser { get; set; } = null!;
+    
+    [Inject] private IDialogService DialogService { get; set; }
+    
+    private GlobalEntity _editedGlobalEntity = null!;
+    private string? _imagePreview;
+    private IBrowserFile? _pictureFile;
+    private List<MediaType> _mediaTypes = new();
+    private IReadOnlyCollection<int> _selectedGenreIds = Array.Empty<int>();
+    private List<Genre> _genres = new();
+    private bool _isPrivate;
+
+    private bool _showChangePictureOverlay;
+
+    private string _oldImageBase64;
+
+    private string _placeHolder = "data:image/png;base64,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 truncated
+    
+    protected override async Task OnInitializedAsync()
+    {
+        await CouchLogDb.GlobalEntities
+            .Include(x => x.MediaType)
+            .Include(x => x.LinkTableGlobalGenres)
+            .LoadAsync();
+
+        _editedGlobalEntity = new GlobalEntity
+        {
+            //Required
+            Id = GlobalEntity.Id,
+            CreatorId = GlobalEntity.CreatorId,
+            CreationTime = GlobalEntity.CreationTime,
+            TypeId = GlobalEntity.TypeId,
+            
+            //Editable
+            Title = GlobalEntity.Title,
+            MediaType = GlobalEntity.MediaType,
+            LinkTableGlobalGenres = GlobalEntity.LinkTableGlobalGenres,
+            IsPrivate = GlobalEntity.IsPrivate,
+            PicturePath = GlobalEntity.PicturePath,
+        };
+        await GetImagePreview();
+        _mediaTypes = await CouchLogDb.MediaType.OrderBy(t => t.Id).ToListAsync();
+        _selectedGenreIds = GlobalEntity.LinkTableGlobalGenres.Select(x => x.GenreId).ToList();
+        //var newGenreIds = new HashSet<int>(_selectedGenreIds);
+        _genres = await CouchLogDb.Genres.OrderBy(t => t.Id).ToListAsync();
+        _isPrivate = _editedGlobalEntity.IsPrivate;
+    }
+
+    private async Task GetImagePreview()
+    {
+        if (_editedGlobalEntity.PicturePath == null)
+        {
+            _imagePreview = _placeHolder;
+            return;
+        }
+        string path = Path.Combine("wwwroot", _editedGlobalEntity.PicturePath);
+
+        byte[] imageArray;
+        string base64Image = "";
+        
+        try
+        {
+            imageArray = await File.ReadAllBytesAsync(path);
+            base64Image = Convert.ToBase64String(imageArray);
+        }
+        catch (Exception ex)
+        {
+            
+        }
+
+        if (!String.IsNullOrWhiteSpace(base64Image))
+        {
+            _imagePreview = $"data:image/jpeg;base64,{base64Image}";
+            _oldImageBase64 = _imagePreview;
+        }
+        else
+        {
+            _imagePreview = _placeHolder;
+        }
+    }
+
+    private async Task PrepareForNewImage()
+    {
+        if (_imagePreview != _placeHolder)
+        {
+            _imagePreview = null;
+        }
+        else
+        {
+            _imagePreview = null;
+        }
+    }
+    
+    private async Task OnPictureUploaded()
+    {
+        if (_pictureFile == null)
+        {
+            Snackbar.Add("No file selected!", Severity.Warning);
+            return;
+        }
+        if (_pictureFile.Size > 5242880)
+        {
+            Snackbar.Add("File size exceeds 5MB!", Severity.Error);
+            return;
+        }
+        await using var stream = _pictureFile.OpenReadStream(5242880);
+        using var ms = new MemoryStream();
+        await stream.CopyToAsync(ms);
+        
+        var _pictureContentType = _pictureFile.ContentType;
+        var _pictureExtension = Path.GetExtension(_pictureFile.Name);
+
+        var _pictureBase64 = Convert.ToBase64String(ms.ToArray());
+        _imagePreview = $"data:{_pictureFile.ContentType};base64,{_pictureBase64}";
+    }
+
+    private async Task HandleDelete()
+    {
+        //TODO: Add Message Box
+        File.Delete(Path.Combine("wwwroot", _editedGlobalEntity.PicturePath));
+        Dialog.Close(DialogResult.Ok((_editedGlobalEntity, true)));
+    }
+
+    private bool CheckForChanges()
+    {
+        if (_editedGlobalEntity.Title != GlobalEntity.Title)
+        {
+            return true;       
+        }
+        if(_editedGlobalEntity.TypeId != GlobalEntity.TypeId)
+        {
+            return true;
+        }
+        
+        var newGenresHashSet = new HashSet<int>(_selectedGenreIds);
+        var  oldGenereIds = GlobalEntity.LinkTableGlobalGenres.Select(g => g.GenreId);
+        if (!newGenresHashSet.SetEquals(oldGenereIds))
+        {
+            Snackbar.Add("Selected genre id is", Severity.Warning);
+            return true;
+        }
+        
+        if (_editedGlobalEntity.IsPrivate != GlobalEntity.IsPrivate)
+        {
+            return true;
+        }
+
+        if (_imagePreview != _oldImageBase64)
+        {
+            return true;
+        }
+            
+        return false;
+    }
+    
+    private void UpdateGenreLinks()
+    {
+        var currentGenreIds = GlobalEntity.LinkTableGlobalGenres.Select(g => g.GenreId).ToHashSet();
+        var selectedGenreIds = _selectedGenreIds.ToHashSet();
+
+        var toRemove = GlobalEntity.LinkTableGlobalGenres
+            .Where(g => !selectedGenreIds.Contains(g.GenreId))
+            .ToList();
+        foreach (var link in toRemove)
+        {
+            GlobalEntity.LinkTableGlobalGenres.Remove(link);
+        }
+
+        var toAdd = selectedGenreIds.Where(id => !currentGenreIds.Contains(id));
+        foreach (var genreId in toAdd)
+        {
+            GlobalEntity.LinkTableGlobalGenres.Add(new LinkTableGlobalGenre
+            {
+                GlobalEntityId = GlobalEntity.Id,
+                GenreId = genreId
+            });
+        }
+    }
+
+    private async Task SaveImageToFile(string dataUrl, string targetPath)
+    {
+        if (string.IsNullOrWhiteSpace(dataUrl))
+        {
+            return;
+        }
+
+        var commaIndex = dataUrl.IndexOf(',');
+        if (commaIndex < 0)
+        {
+            return;
+        }
+
+        string base64Data = dataUrl.Substring(commaIndex + 1);
+        byte[] imageBytes = Convert.FromBase64String(base64Data);
+
+        await File.WriteAllBytesAsync(targetPath, imageBytes);
+    }
+
+    private async Task SaveChanges()
+    {
+        if (CheckForChanges())
+        {
+            bool? result = await DialogService.ShowMessageBoxAsync(
+                "Warning", 
+                "Do you really want to save does changes?", 
+                yesText:"Save", cancelText:"Cancel");
+
+            if (result == true)
+            {
+                GlobalEntity.Title = _editedGlobalEntity.Title;
+                GlobalEntity.TypeId = _editedGlobalEntity.TypeId;
+                GlobalEntity.MediaType = _editedGlobalEntity.MediaType;
+                UpdateGenreLinks();
+                GlobalEntity.IsPrivate = _editedGlobalEntity.IsPrivate;
+                GlobalEntity.LastChange = DateTime.UtcNow;
+                
+                SaveImageToFile(_imagePreview, Path.Combine("wwwroot", _editedGlobalEntity.PicturePath));
+
+                await CouchLogDb.SaveChangesAsync();
+                Dialog.Close(DialogResult.Ok((GlobalEntity, false)));
+            }
+        }
+        else
+        {
+            Snackbar.Add("You changed nothing so there is nothing to save!", Severity.Info);
+            Cancel();
+        }
+    }
     
     private void Cancel()
     { 
         Dialog.Cancel();
     }
 }
-S

CouchLog/Components/Pages/GlobalList/GlobalList.razor

@@ -82,7 +82,8 @@
                     <GlobalEntityCard GlobalEntity="globalEntity"
                                       UserPrivateEntityIds="_userPrivateEntityIds"
                                       OnAddToPrivate="AddGlobalEntityToPrivateList"
-                                      OnAddToShared="AddGlobalEntityToSharedList"/>
+                                      OnAddToShared="AddGlobalEntityToSharedList"
+                                      OnEdit="OpenEditGlobalEntityDialog"/>
                 </MudItem>
             }
         </MudGrid>
@@ -166,6 +167,44 @@
         }
     }
 
+    private async Task OpenEditGlobalEntityDialog(GlobalEntity globalEntity)
+    {
+        var parameters = new DialogParameters<EditGlobalEntityDialog>
+        {
+            { x => x.GlobalEntity, globalEntity },
+            { x => x.AppUser, _appUser}
+        };
+        
+        var dialog = await DialogService.ShowAsync<EditGlobalEntityDialog>("Edit Global Entity", parameters);
+        var result = await dialog.Result;
+
+        if (!result!.Canceled && result.Data is ValueTuple<GlobalEntity, bool> data)
+        {
+            if (data.Item2)
+            {
+                CouchLogDb.GlobalEntities.Remove(data.Item1);
+                await CouchLogDb.SaveChangesAsync();
+
+                _globalEntities.RemoveAll(x => x.Id == data.Item1.Id);
+
+                if (_currentPage > TotalPages)
+                    _currentPage = Math.Max(1, TotalPages);
+
+                StateHasChanged();
+            }
+
+            if (!data.Item2)
+            {
+                int index = _globalEntities.FindIndex(x => x.Id == data.Item1.Id);
+                if (index >= 0)
+                {
+                    _globalEntities[index] = data.Item1;
+                }
+                StateHasChanged();
+            }
+        }
+    }
+    
     public async Task AddGlobalEntityToPrivateList(GlobalEntity globalEntity)
     {
         if(_appUser is null) { Snackbar.Add("Not logged in!", Severity.Error); return;}

CouchLog/Components/Pages/PrivateList/Components/PrivateEntityCard.razor

@@ -17,7 +17,9 @@
                 <MudStack Class="pa-3" Spacing="2">
                     <!--<editor-fold desc="Options">-->
                     <MudStack Row="true" AlignItems="AlignItems.Center" Justify="Justify.SpaceBetween">
-                        <MudText Typo="Typo.h6" Style="overflow: hidden; text-overflow: ellipsis; white-space: nowrap">@PrivateEntity.GlobalEntity.Title</MudText>
+                        <MudTooltip Text="@PrivateEntity.GlobalEntity.Title">
+                            <MudText Typo="Typo.h6" Style="display: block; max-width: 250px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;">@PrivateEntity.GlobalEntity.Title</MudText>
+                        </MudTooltip>
                         <MudMenu Icon="@Icons.Material.Filled.MoreVert" Color="Color.Default" Dense="true">
                             <MudMenuItem>Edit</MudMenuItem>
                             <MudMenuItem OnClick="@(() => OnRemove.InvokeAsync())">Remove</MudMenuItem>