src/GameIdeas/Client/GameIdeas.BlazorApp/Pages/Detail/GameDetail.razor

@@ -0,0 +1,98 @@
+@page "/Detail/{GameId:int}"
+@using GameIdeas.BlazorApp.Helpers
+@using GameIdeas.BlazorApp.Shared.Components.Header
+@using GameIdeas.BlazorApp.Shared.Components.Interest
+@using GameIdeas.BlazorApp.Shared.Constants
+@layout MainLayout
+
+<HeaderGameIdeas>
+
+</HeaderGameIdeas>
+
+<div class="detail-container">
+    <div class="section flex">
+        <a href="" class="square-button">@Icons.Back</a>
+        <h1 class="header-1">@Game.Title</h1>
+        <Interest Value="Game.Interest" />
+    </div>
+
+
+    <div class="section col-2">
+        <span class="description">@Game.Description</span>
+
+        <div class="medias"></div>
+    </div>
+
+    <div class="section dark col-2">
+        <div class="properties">
+            <h2 class="header-2 grd-col-1">@ResourcesKey.Properties</h2>
+            <div class="pills">
+                @foreach (var property in Game.Properties ?? [])
+                {
+                    <div class="pill body-lg">@property.Label</div>
+                }
+            </div>
+        </div>
+        <div class="tags">
+            <h2 class="header-2">@ResourcesKey.Tags</h2>
+            <div class="pills">
+                @foreach (var property in Game.Tags ?? [])
+                {
+                    <div class="pill body-lg">@property.Label</div>
+                }
+            </div>
+        </div>
+    </div>
+
+    <div class="section col-2 first-larger">
+        <div class="additional-informations">
+            <h2 class="header-2">@ResourcesKey.About</h2>
+            <div class="informations">
+                @if (Game.ReleaseDate != null)
+                {
+                    <div class="information">
+                        <span class="body-sm">@ResourcesKey.ReleaseDate</span>
+                        <span class="body-lg">@Game.ReleaseDate?.ToShortDateString()</span>
+                    </div>
+                }
+
+                @if (Game.StorageSpace != null)
+                {
+                    <div class="information">
+                        <span class="body-sm">@ResourcesKey.StorageSize</span>
+                        <span class="body-lg">@GameHelper.GetFormatedStorageSpace(Game.StorageSpace)</span>
+                    </div>
+                }
+
+                @if (Game.Developer != null)
+                {
+                    <div class="information">
+                        <span class="body-sm">@ResourcesKey.Developer</span>
+                        <span class="body-lg">@Game.Developer?.Name</span>
+                    </div>
+                }
+
+                @if (Game.Publisher != null)
+                {
+                    <div class="information">
+                        <span class="body-sm">@ResourcesKey.Publisher</span>
+                        <span class="body-lg">@Game.Publisher?.Name</span>
+                    </div>
+                }
+            </div>
+        </div>
+
+        <div class="platforms">
+            <h2 class="header-2">@ResourcesKey.Platforms</h2>
+            <div class="pills">
+                @foreach (var platform in Game.Platforms ?? [])
+                {
+                    <a class="body-lg pill platform-pill" href="@platform.Url">@platform.Label</a>
+                }
+            </div>
+        </div>
+    </div>
+
+    <div class="section">
+    </div>
+</div>

src/GameIdeas/Client/GameIdeas.BlazorApp/Pages/Detail/GameDetail.razor.cs

@@ -0,0 +1,19 @@
+using GameIdeas.BlazorApp.Pages.Games.Gateways;
+using GameIdeas.Shared.Dto;
+using Microsoft.AspNetCore.Components;
+
+namespace GameIdeas.BlazorApp.Pages.Detail;
+
+public partial class GameDetail
+{
+    [Inject] private IGameGateway GameGateway { get; set; } = default!;
+    [Parameter] public int GameId { get; set; }
+
+    private GameDetailDto Game = new();
+
+    protected override async Task OnInitializedAsync()
+    {
+        Game = await GameGateway.GetGameById(GameId);
+        await base.OnInitializedAsync();
+    }
+}

src/GameIdeas/Client/GameIdeas.BlazorApp/Pages/Detail/GameDetail.razor.css

@@ -0,0 +1,103 @@
+.detail-container, .properties-tags {
+    display: grid;
+    grid-gap: 20px;
+}
+
+.flex {
+    display: flex;
+    gap: 8px;
+    align-items: center;
+}
+
+.section {
+    padding: 20px 100px;
+}
+
+.col-2 {
+    display: grid;
+    grid-template-columns: 1fr 1fr;
+    grid-gap: 40px;
+}
+
+.first-larger {
+    grid-template-columns: 3fr 2fr;
+}
+
+.dark {
+    background: rgb(0, 0, 0, 0.4)
+}
+
+.header-1, .header-2 {
+    width: 100%;
+}
+
+.header-2 {
+    margin-bottom: 20px;
+}
+
+.pills, .informations {
+    display: flex;
+    flex-wrap: wrap;
+    gap: 34px;
+}
+
+.additional-informations, .platforms {
+    padding: 20px;
+    background: var(--input-secondary);
+    box-shadow: var(--drop-shadow);
+    border-radius: var(--big-radius);
+}
+
+.pill {
+    width: fit-content;
+    height: 24px;
+    padding: 0 6px;
+    background: rgb(255, 255, 255, 0.2);
+    border-radius: var(--small-radius);
+    align-content: center;
+}
+
+.platform-pill {
+    color: var(--violet);
+    cursor: pointer;
+    text-decoration: none;
+}
+
+    .platform-pill:hover {
+        text-decoration: underline;
+    }
+
+.square-button {
+    height: 28px;
+    min-height: 28px;
+    width: 28px;
+    min-width: 28px;
+    border-radius: var(--small-radius);
+    background: var(--input-primary);
+    overflow: hidden;
+    cursor: pointer;
+}
+
+    .square-button ::deep svg {
+        fill: var(--white);
+    }
+
+    .square-button:hover ::deep svg {
+        background: var(--input-selected);
+    }
+
+@media screen and (max-width: 1000px) {
+    .section {
+        padding: 20px;
+    }
+}
+
+@media screen and (max-width: 700px) {
+    .col-2 {
+        grid-template-columns: 1fr;
+    }
+
+    .platforms {
+        grid-row: 1;
+    }
+}

src/GameIdeas/Client/GameIdeas.BlazorApp/Pages/Games/Components/GameCreationForm.razor

@@ -1,5 +1,6 @@
 @using Blazored.FluentValidation
 @using GameIdeas.BlazorApp.Shared.Components.CircleLoader
+@using GameIdeas.BlazorApp.Shared.Components.Select.Models
 @using GameIdeas.BlazorApp.Shared.Components.SelectSearch
 @using GameIdeas.BlazorApp.Shared.Components.Slider
 @using GameIdeas.Shared.Dto
@@ -21,16 +22,16 @@
                 <InputNumber TValue="double?" class="storage" @bind-Value=GameDto.StorageSpace />
             </div>
             <div class="input-game">
-                <div class="label">@ResourcesKey.Developers :</div>
+                <div class="label">@ResourcesKey.Developer :</div>
                 <SelectSearch TItem="DeveloperDto" Theme="Theme" GetLabel="@(i => i.Name)" QuickAdd=true
-                Items="Categories?.Developers" @bind-Values=GameDto.Developers 
+                              Items="Categories?.Developers" ValuesChanged="HandleDeveloperChanged" 
-                AddItem="@(str => new DeveloperDto() { Name = str })" />
+                              AddItem="@(str => new DeveloperDto() { Name = str })" SelectType="SelectType.Single" />
             </div>
             <div class="input-game">
-                <div class="label">@ResourcesKey.Publishers :</div>
+                <div class="label">@ResourcesKey.Publisher :</div>
                 <SelectSearch TItem="PublisherDto" Theme="Theme" GetLabel="@(i => i.Name)" QuickAdd=true
-                Items="Categories?.Publishers" @bind-Values=GameDto.Publishers
+                              Items="Categories?.Publishers" ValuesChanged="HandlePublisherChanged"
-                AddItem="@(str => new PublisherDto() { Name = str })" />
+                              AddItem="@(str => new PublisherDto() { Name = str })" SelectType="SelectType.Single" />
             </div>
         </div>
         <div class="container">

src/GameIdeas/Client/GameIdeas.BlazorApp/Pages/Games/Components/GameCreationForm.razor.cs

@@ -75,4 +75,12 @@ public partial class GameCreationForm
             StateHasChanged();
         }
     }
+    private void HandlePublisherChanged(List<PublisherDto> pubs)
+    {
+        GameDto.Publisher = pubs.FirstOrDefault();
+    }
+    private void HandleDeveloperChanged(List<DeveloperDto> devs)
+    {
+        GameDto.Developer = devs.FirstOrDefault();
+    }
 }

src/GameIdeas/Client/GameIdeas.BlazorApp/Pages/Games/Components/GameRow.razor

@@ -1,11 +1,12 @@
 @using GameIdeas.BlazorApp.Helpers
+@using GameIdeas.BlazorApp.Shared.Components.Interest
 @using GameIdeas.BlazorApp.Shared.Constants
 @inherits GameBase
 
 <div class="row">
     <img class="icon" src="~/icon.png" />
 
-    <a class="title" href="@($"/Games/Detail/{GameDto.Id}")">@GameDto.Title</a>
+    <a class="title" href="@($"/Detail/{GameDto.Id}")">@GameDto.Title</a>
 
     <span class="release-date">@(GameDto.ReleaseDate?.ToShortDateString() ?? @ResourcesKey.Unknown)</span>
 
@@ -30,12 +31,7 @@
 
     <span class="storage">@GameHelper.GetFormatedStorageSpace(GameDto.StorageSpace)</span>
 
-    <div class="interest">
+    <Interest Value="GameDto.Interest" />
-        <span class="value" style="@($"color: var({GameHelper.GetInterestColor(GameDto.Interest, 5)})")">
-            @GameDto.Interest
-        </span>
-        <span class="max-value">/5</span>
-    </div>
 
     <button class="detail">@Icons.Triangle</button>
 </div>

src/GameIdeas/Client/GameIdeas.BlazorApp/Pages/Games/Components/GameRow.razor.css

@@ -11,7 +11,7 @@
     overflow: hidden;
 }
 
-.row * {
+.row > * {
     max-height: 64px;
     height: fit-content;
     padding: 6px 0;
@@ -39,7 +39,7 @@
     background: var(--input-selected);
 }
 
-.release-date, .storage, .max-value {   
+.release-date, .storage {   
     color: rgb(184, 184, 184);
 }
 
@@ -80,16 +80,6 @@
     fill: var(--white);
 }
 
-.value {
-    font-size: 24px;
-    font-weight: bold;
-}
-
-.max-value {
-    position: absolute;
-    transform: translate(2px, 10px);
-}
-
 @media screen and (max-width: 1000px) {
     .row {
         grid-template-columns: 48px 3fr 2fr 3fr 30px 30px;

src/GameIdeas/Client/GameIdeas.BlazorApp/Pages/Games/Filter/AdvancedGameFilter.razor

@@ -16,10 +16,10 @@
     <SelectSearch TItem="PropertyDto" Placeholder="@ResourcesKey.Properties" GetLabel="@(p => p.Label)"
                   @bind-Values=GameFilter.Properties @bind-Values:after=HandleValueChanged Theme="Theme" Items="Categories?.Properties" />
 
-    <SelectSearch TItem="DeveloperDto" Placeholder="@ResourcesKey.Developers" GetLabel="@(p => p.Name)"
+    <SelectSearch TItem="DeveloperDto" Placeholder="@ResourcesKey.Developer" GetLabel="@(p => p.Name)"
                   @bind-Values=GameFilter.Developers @bind-Values:after=HandleValueChanged Theme="Theme" Items="Categories?.Developers" />
 
-    <SelectSearch TItem="PublisherDto" Placeholder="@ResourcesKey.Publishers" GetLabel="@(p => p.Name)"
+    <SelectSearch TItem="PublisherDto" Placeholder="@ResourcesKey.Publisher" GetLabel="@(p => p.Name)"
                   @bind-Values=GameFilter.Publishers @bind-Values:after=HandleValueChanged Theme="Theme" Items="Categories?.Publishers" />
 
     <SelectSearch TItem="int" Placeholder="@ResourcesKey.ReleaseDate" GetLabel="@(p => p.ToString())"

src/GameIdeas/Client/GameIdeas.BlazorApp/Pages/Games/Games.razor

@@ -1,5 +1,4 @@
 @page "/"
-@using GameIdeas.BlazorApp.Layouts
 @using GameIdeas.BlazorApp.Pages.Games.Components
 @using GameIdeas.BlazorApp.Pages.Games.Filter
 @using GameIdeas.BlazorApp.Shared.Components

src/GameIdeas/Client/GameIdeas.BlazorApp/Pages/Games/Gateways/GameGateway.cs

@@ -62,4 +62,18 @@ public class GameGateway(IHttpClientService httpClientService) : IGameGateway
             throw new GameNotFoundException(ResourcesKey.ErrorFetchGames);
         }
     }
+
+    public async Task<GameDetailDto> GetGameById(int gameId)
+    {
+        try
+        {
+            var result = await httpClientService.FetchDataAsync<GameDetailDto>(Endpoints.Game.FetchById(gameId));
+
+            return result ?? throw new InvalidOperationException(ResourcesKey.ErrorFetchGames);
+        }
+        catch (Exception)
+        {
+            throw new CategoryNotFoundException(ResourcesKey.ErrorFetchGames);
+        }
+    }
 }

src/GameIdeas/Client/GameIdeas.BlazorApp/Pages/Games/Gateways/IGameGateway.cs

@@ -8,4 +8,5 @@ public interface IGameGateway
     Task<CategoriesDto> FetchCategories();
     Task<int> CreateGame(GameDetailDto game);
     Task<IEnumerable<GameDto>> FetchGames(GameFilterParams filter, int currentPage);
+    Task<GameDetailDto> GetGameById(int gameId);
 }

src/GameIdeas/Client/GameIdeas.BlazorApp/Pages/Users/Users.razor

@@ -1,5 +1,4 @@
 @page "/Users"
-@using GameIdeas.BlazorApp.Layouts
 @using GameIdeas.BlazorApp.Pages.Users.Components
 @using GameIdeas.BlazorApp.Shared.Components.Header
 @using GameIdeas.BlazorApp.Shared.Components.Popup

src/GameIdeas/Client/GameIdeas.BlazorApp/Shared/Components/Interest/Interest.razor

@@ -0,0 +1,9 @@
+@using GameIdeas.BlazorApp.Helpers
+
+<div class="interest">
+    <span class="value" style="@($"color: var({GameHelper.GetInterestColor(Value, 5)})")">
+        @Value
+    </span>
+    <span class="max-value">/5</span>
+</div>
+

src/GameIdeas/Client/GameIdeas.BlazorApp/Shared/Components/Interest/Interest.razor.cs

@@ -0,0 +1,8 @@
+using Microsoft.AspNetCore.Components;
+
+namespace GameIdeas.BlazorApp.Shared.Components.Interest;
+
+public partial class Interest
+{
+    [Parameter] public int Value { get; set; }
+}

src/GameIdeas/Client/GameIdeas.BlazorApp/Shared/Components/Interest/Interest.razor.css

@@ -0,0 +1,16 @@
+.interest {
+    position: relative;
+    display: flex;
+}
+
+.value {
+    align-content: center;
+    font-size: 24px;
+    font-weight: bold;
+}
+
+.max-value {
+    align-content: center;
+    transform: translate(2px, 10px);
+    color: rgb(184, 184, 184);
+}

src/GameIdeas/Client/GameIdeas.BlazorApp/Shared/Constants/Endpoints.cs

@@ -9,6 +9,7 @@ public static class Endpoints
     {
         public const string Create = "api/Game/Create";
         public static string Fetch(GameFilterDto filter) => $"api/Game?{UrlHelper.BuildUrlParams(filter)}";
+        public static string FetchById(int gameId) => $"api/Game/{gameId}";
     }
 
     public static class Category

src/GameIdeas/Client/GameIdeas.BlazorApp/Shared/Constants/Icons.cs

@@ -39,4 +39,8 @@ public static class Icons
     public readonly static MarkupString Check = new(OpenBraket +
         "<path d=\"M9,20.42L2.79,14.21L5.62,11.38L9,14.77L18.88,4.88L21.71,7.71L9,20.42Z\" />" +
         CloseBraket);
+
+    public readonly static MarkupString Back = new(OpenBraket +
+        "<path d=\"M20,11V13H8L13.5,18.5L12.08,19.92L4.16,12L12.08,4.08L13.5,5.5L8,11H20Z\" />" +
+        CloseBraket);
 }

src/GameIdeas/Client/GameIdeas.BlazorApp/_Imports.razor

@@ -7,3 +7,4 @@
 @using Microsoft.AspNetCore.Components.WebAssembly.Http
 @using Microsoft.JSInterop
 @using GameIdeas.Resources
+@using GameIdeas.BlazorApp.Layouts

src/GameIdeas/Client/GameIdeas.BlazorApp/wwwroot/css/app.css

@@ -132,6 +132,32 @@ code {
     outline: none;
 }
 
+.expand-col-2 {
+    grid-column: 1 / 3;
+}
+
+.expand-row-2 {
+    grid-row: 1 / 3;
+}
+
+.body-sm {
+    color: #ccc
+}
+
+.body-lg {
+    font-weight: 400;
+    font-size: 14px;
+}
+
+.header-1, .header-2, span, a {
+    display: block;
+    color: var(--white);
+    margin: 0;
+    padding: 0;
+    text-decoration: none;
+}
+
+
 @keyframes fade-in {
     0% {opacity: 0}
     100% {opacity: 1}

src/GameIdeas/GameIdeas.Resources/CreateStaticResourceKey.cs

@@ -17,8 +17,8 @@ public class Translations (TranslationService translationService)
     public string Research => translationService.Translate(nameof(Research));
     public string Platforms => translationService.Translate(nameof(Platforms));
     public string Tags => translationService.Translate(nameof(Tags));
-    public string Publishers => translationService.Translate(nameof(Publishers));
+    public string Publisher => translationService.Translate(nameof(Publisher));
-    public string Developers => translationService.Translate(nameof(Developers));
+    public string Developer => translationService.Translate(nameof(Developer));
     public string StorageSize => translationService.Translate(nameof(StorageSize));
     public string StorageSizeMo => translationService.Translate(nameof(StorageSizeMo));
     public string LastModification => translationService.Translate(nameof(LastModification));
@@ -64,6 +64,8 @@ public class Translations (TranslationService translationService)
     public string Cancel => translationService.Translate(nameof(Cancel));
     public string Confirm => translationService.Translate(nameof(Confirm));
     public string ConfirmDeleteDescription => translationService.Translate(nameof(ConfirmDeleteDescription));
+    public string Informations => translationService.Translate(nameof(Informations));
+    public string About => translationService.Translate(nameof(About));
 }
 
 public static class ResourcesKey
@@ -89,8 +91,8 @@ public static class ResourcesKey
     public static string Research => _instance?.Research ?? throw new InvalidOperationException("ResourcesKey.Research is not initialized.");
     public static string Platforms => _instance?.Platforms ?? throw new InvalidOperationException("ResourcesKey.Platforms is not initialized.");
     public static string Tags => _instance?.Tags ?? throw new InvalidOperationException("ResourcesKey.Tags is not initialized.");
-    public static string Publishers => _instance?.Publishers ?? throw new InvalidOperationException("ResourcesKey.Publishers is not initialized.");
+    public static string Publisher => _instance?.Publisher ?? throw new InvalidOperationException("ResourcesKey.Publisher is not initialized.");
-    public static string Developers => _instance?.Developers ?? throw new InvalidOperationException("ResourcesKey.Developers is not initialized.");
+    public static string Developer => _instance?.Developer ?? throw new InvalidOperationException("ResourcesKey.Developer is not initialized.");
     public static string StorageSize => _instance?.StorageSize ?? throw new InvalidOperationException("ResourcesKey.StorageSize is not initialized.");
     public static string StorageSizeMo => _instance?.StorageSizeMo ?? throw new InvalidOperationException("ResourcesKey.StorageSizeMo is not initialized.");
     public static string LastModification => _instance?.LastModification ?? throw new InvalidOperationException("ResourcesKey.LastModification is not initialized.");
@@ -136,4 +138,6 @@ public static class ResourcesKey
     public static string Cancel => _instance?.Cancel ?? throw new InvalidOperationException("ResourcesKey.Cancel is not initialized.");
     public static string Confirm => _instance?.Confirm ?? throw new InvalidOperationException("ResourcesKey.Confirm is not initialized.");
     public static string ConfirmDeleteDescription => _instance?.ConfirmDeleteDescription ?? throw new InvalidOperationException("ResourcesKey.ConfirmDeleteDescription is not initialized.");
+    public static string Informations => _instance?.Informations ?? throw new InvalidOperationException("ResourcesKey.Informations is not initialized.");
+    public static string About => _instance?.About ?? throw new InvalidOperationException("ResourcesKey.About is not initialized.");
 }

src/GameIdeas/GameIdeas.Shared/Dto/GameDetailDto.cs

@@ -15,6 +15,6 @@ public class GameDetailDto
     public List<PlatformDto>? Platforms { get; set; }
     public List<PropertyDto>? Properties { get; set; }
     public List<TagDto>? Tags { get; set; }
-    public List<PublisherDto>? Publishers { get; set; }
+    public PublisherDto? Publisher { get; set; }
-    public List<DeveloperDto>? Developers { get; set; }
+    public DeveloperDto? Developer { get; set; }
 }

src/GameIdeas/GameIdeas.Shared/Dto/PlatformDto.cs

@@ -5,4 +5,5 @@ public class PlatformDto
     public int? Id { get; set; }
     public string? Label { get; set; }
     public string? Url { get; set; }
+    public string? IconUrl { get; set; }
 }

src/GameIdeas/GameIdeas.Shared/Model/Developer.cs

@@ -4,11 +4,11 @@ public partial class Developer
 {
     public Developer()
     {
-        GameDevelopers = new HashSet<GameDeveloper>();
+        Games = new HashSet<Game>();
     }
 
     public int Id { get; set; }
     public string Name { get; set; } = null!;
 
-    public virtual ICollection<GameDeveloper> GameDevelopers { get; set; }
+    public virtual ICollection<Game> Games { get; set; }
 }

src/GameIdeas/GameIdeas.Shared/Model/Game.cs

@@ -7,8 +7,6 @@ public partial class Game
         GamePlatforms = new HashSet<GamePlatform>();
         GameProperties = new HashSet<GameProperty>();
         GameTags = new HashSet<GameTag>();
-        GamePublishers = new HashSet<GamePublisher>();
-        GameDevelopers = new HashSet<GameDeveloper>();
     }
 
     public int Id { get; set; }
@@ -21,14 +19,16 @@ public partial class Game
     public double? StorageSpace { get; set; }
     public string? Description { get; set; }
     public int Interest { get; set; }
+    public int? PublisherId { get; set; }
+    public int? DeveloperId { get; set; }
 
     public virtual User CreationUser { get; set; } = null!;
     public virtual User? ModificationUser { get; set; }
+    public virtual Publisher? Publisher { get; set; }
+    public virtual Developer? Developer { get; set; }
 
     public virtual ICollection<GamePlatform> GamePlatforms { get; set; }
     public virtual ICollection<GameProperty> GameProperties { get; set; }
     public virtual ICollection<GameTag> GameTags { get; set; }
-    public virtual ICollection<GamePublisher> GamePublishers { get; set; }
-    public virtual ICollection<GameDeveloper> GameDevelopers { get; set; }
 }
     

src/GameIdeas/GameIdeas.Shared/Model/GameDeveloper.cs

@@ -1,10 +0,0 @@
-namespace GameIdeas.Shared.Model;
-
-public partial class GameDeveloper
-{
-    public int GameId { get; set; }
-    public int DeveloperId { get; set; }
-
-    public virtual Game Game { get; set; } = null!;
-    public virtual Developer Developer { get; set; } = null!;
-}

src/GameIdeas/GameIdeas.Shared/Model/GamePublisher.cs

@@ -1,10 +0,0 @@
-namespace GameIdeas.Shared.Model;
-
-public partial class GamePublisher
-{
-    public int GameId { get; set; }
-    public int PublisherId { get; set; }
-
-    public virtual Game Game { get; set; } = null!;
-    public virtual Publisher Publisher { get; set; } = null!;
-}

src/GameIdeas/GameIdeas.Shared/Model/Platform.cs

@@ -9,6 +9,7 @@ public partial class Platform
 
     public int Id { get; set; }
     public string Label { get; set; } = null!;
+    public string? IconUrl { get; set; }
 
     public virtual ICollection<GamePlatform> GamePlatforms { get; set; }
 

src/GameIdeas/GameIdeas.Shared/Model/Publisher.cs

@@ -4,11 +4,11 @@ public partial class Publisher
 {
     public Publisher()
     {
-        GamePublishers = new HashSet<GamePublisher>();
+        Games = new HashSet<Game>();
     }
 
     public int Id { get; set; }
     public string Name { get; set; } = null!;
 
-    public virtual ICollection<GamePublisher> GamePublishers { get; set; }
+    public virtual ICollection<Game> Games { get; set; }
 }

src/GameIdeas/Server/GameIdeas.WebAPI/Context/GameIdeasContext.cs

@@ -19,10 +19,8 @@ public class GameIdeasContext : IdentityDbContext<User>
     public virtual DbSet<Publisher> Publishers { get; set; } = null!;
     public virtual DbSet<Tag> Tags { get; set; } = null!;
     public virtual DbSet<Game> Games { get; set; } = null!;
-    public virtual DbSet<GameDeveloper> GameDevelopers { get; set; } = null!;
     public virtual DbSet<GamePlatform> GamePlatforms { get; set; } = null!;
     public virtual DbSet<GameProperty> GameProperties { get; set; } = null!;
-    public virtual DbSet<GamePublisher> GamePublishers { get; set; } = null!;
     public virtual DbSet<GameTag> GameTags { get; set; } = null!;
 
     protected override void OnModelCreating(ModelBuilder modelBuilder)
@@ -76,6 +74,10 @@ public class GameIdeasContext : IdentityDbContext<User>
 
             entity.HasIndex(e => e.ModificationUserId);
 
+            entity.HasIndex(e => e.PublisherId);
+
+            entity.HasIndex(e => e.DeveloperId);
+
             entity.Property(e => e.CreationDate)
                  .HasDefaultValueSql("now()");
 
@@ -92,23 +94,16 @@ public class GameIdeasContext : IdentityDbContext<User>
                 .WithMany(p => p.ModificationGames)
                 .HasForeignKey(d => d.ModificationUserId)
                 .OnDelete(DeleteBehavior.ClientSetNull);
-        });
-
-        modelBuilder.Entity<GameDeveloper>(entity =>
-        {
-            entity.ToTable("GameDeveloper");
-
-            entity.HasKey(e => new { e.GameId, e.DeveloperId });
-
-            entity.HasOne(d => d.Game)
-                .WithMany(p => p.GameDevelopers)
-                .HasForeignKey(d => d.GameId)
-                .OnDelete(DeleteBehavior.Cascade);
 
             entity.HasOne(d => d.Developer)
-                .WithMany(p => p.GameDevelopers)
+                .WithMany(p => p.Games)
                 .HasForeignKey(d => d.DeveloperId)
-                .OnDelete(DeleteBehavior.Cascade);
+                .OnDelete(DeleteBehavior.ClientSetNull);
+
+            entity.HasOne(d => d.Publisher)
+                .WithMany(p => p.Games)
+                .HasForeignKey(d => d.PublisherId)
+                .OnDelete(DeleteBehavior.ClientSetNull);
         });
 
         modelBuilder.Entity<GamePlatform>(entity =>
@@ -145,23 +140,6 @@ public class GameIdeasContext : IdentityDbContext<User>
                 .OnDelete(DeleteBehavior.Cascade);
         });
 
-        modelBuilder.Entity<GamePublisher>(entity =>
-        {
-            entity.ToTable("GamePublisher");
-
-            entity.HasKey(e => new { e.GameId, e.PublisherId });
-
-            entity.HasOne(d => d.Game)
-                .WithMany(p => p.GamePublishers)
-                .HasForeignKey(d => d.GameId)
-                .OnDelete(DeleteBehavior.Cascade);
-
-            entity.HasOne(d => d.Publisher)
-                .WithMany(p => p.GamePublishers)
-                .HasForeignKey(d => d.PublisherId)
-                .OnDelete(DeleteBehavior.Cascade);
-        });
-
         modelBuilder.Entity<GameTag>(entity =>
         {
             entity.ToTable("GameTag");

src/GameIdeas/Server/GameIdeas.WebAPI/Files/GameIdeas.fr.json

@@ -13,8 +13,8 @@
     "Research": "Rechercher",
     "Platforms": "Plateformes",
     "Tags": "Genres",
-    "Publishers": "Editeurs",
+    "Publisher": "Editeur",
-    "Developers": "Développeurs",
+    "Developer": "Développeur",
     "StorageSize": "Taille d'espace",
     "StorageSizeMo": "Taille d'espace en Mo",
     "LastModification": "Dernière modifications",
@@ -59,5 +59,7 @@
     "ErrorDeleteUser": "Erreur lors de la suppression d'un utilisateur",
     "Cancel": "Annuler",
     "Confirm": "Confirmer",
-    "ConfirmDeleteDescription": "Êtes-vous sur de vouloir supprimer cet élément ?"
+    "ConfirmDeleteDescription": "Êtes-vous sur de vouloir supprimer cet élément ?",
+    "Informations": "Informations",
+    "About": "À propos"
 }

src/GameIdeas/Server/GameIdeas.WebAPI/Migrations/20250502200035_One-Many-Categories.Designer.cs

@@ -0,0 +1,616 @@
+// <auto-generated />
+using System;
+using GameIdeas.WebAPI.Context;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
+
+#nullable disable
+
+namespace GameIdeas.WebAPI.Migrations
+{
+    [DbContext(typeof(GameIdeasContext))]
+    [Migration("20250502200035_One-Many-Categories")]
+    partial class OneManyCategories
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "9.0.4")
+                .HasAnnotation("Relational:MaxIdentifierLength", 63);
+
+            NpgsqlModelBuilderExtensions.UseIdentityByDefaultColumns(modelBuilder);
+
+            modelBuilder.Entity("GameIdeas.Shared.Model.Developer", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Name")
+                        .IsUnique();
+
+                    b.ToTable("Developer", (string)null);
+                });
+
+            modelBuilder.Entity("GameIdeas.Shared.Model.Game", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+                    NpgsqlPropertyBuilderExtensions.HasIdentityOptions(b.Property<int>("Id"), 100000L, null, null, null, null, null);
+
+                    b.Property<DateTime>("CreationDate")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("timestamp without time zone")
+                        .HasDefaultValueSql("now()");
+
+                    b.Property<string>("CreationUserId")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("Description")
+                        .HasColumnType("text");
+
+                    b.Property<int?>("DeveloperId")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("Interest")
+                        .HasColumnType("integer");
+
+                    b.Property<DateTime?>("ModificationDate")
+                        .HasColumnType("timestamp without time zone");
+
+                    b.Property<string>("ModificationUserId")
+                        .HasColumnType("text");
+
+                    b.Property<int?>("PublisherId")
+                        .HasColumnType("integer");
+
+                    b.Property<DateTime?>("ReleaseDate")
+                        .HasColumnType("timestamp without time zone");
+
+                    b.Property<double?>("StorageSpace")
+                        .HasColumnType("double precision");
+
+                    b.Property<string>("Title")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("CreationUserId");
+
+                    b.HasIndex("DeveloperId");
+
+                    b.HasIndex("ModificationUserId");
+
+                    b.HasIndex("PublisherId");
+
+                    b.HasIndex("Title")
+                        .IsUnique();
+
+                    b.ToTable("Game", (string)null);
+                });
+
+            modelBuilder.Entity("GameIdeas.Shared.Model.GamePlatform", b =>
+                {
+                    b.Property<int>("GameId")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("PlatformId")
+                        .HasColumnType("integer");
+
+                    b.Property<string>("Url")
+                        .HasColumnType("text");
+
+                    b.HasKey("GameId", "PlatformId");
+
+                    b.HasIndex("PlatformId");
+
+                    b.ToTable("GamePlatform", (string)null);
+                });
+
+            modelBuilder.Entity("GameIdeas.Shared.Model.GameProperty", b =>
+                {
+                    b.Property<int>("GameId")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("PropertyId")
+                        .HasColumnType("integer");
+
+                    b.HasKey("GameId", "PropertyId");
+
+                    b.HasIndex("PropertyId");
+
+                    b.ToTable("GameProperty", (string)null);
+                });
+
+            modelBuilder.Entity("GameIdeas.Shared.Model.GameTag", b =>
+                {
+                    b.Property<int>("GameId")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("TagId")
+                        .HasColumnType("integer");
+
+                    b.HasKey("GameId", "TagId");
+
+                    b.HasIndex("TagId");
+
+                    b.ToTable("GameTag", (string)null);
+                });
+
+            modelBuilder.Entity("GameIdeas.Shared.Model.Platform", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("IconUrl")
+                        .HasColumnType("text");
+
+                    b.Property<string>("Label")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Label")
+                        .IsUnique();
+
+                    b.ToTable("Platform", (string)null);
+                });
+
+            modelBuilder.Entity("GameIdeas.Shared.Model.Property", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("Label")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Label")
+                        .IsUnique();
+
+                    b.ToTable("Property", (string)null);
+                });
+
+            modelBuilder.Entity("GameIdeas.Shared.Model.Publisher", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Name")
+                        .IsUnique();
+
+                    b.ToTable("Publisher", (string)null);
+                });
+
+            modelBuilder.Entity("GameIdeas.Shared.Model.Tag", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("Label")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Label")
+                        .IsUnique();
+
+                    b.ToTable("Tag", (string)null);
+                });
+
+            modelBuilder.Entity("GameIdeas.Shared.Model.User", b =>
+                {
+                    b.Property<string>("Id")
+                        .HasColumnType("text");
+
+                    b.Property<int>("AccessFailedCount")
+                        .HasColumnType("integer");
+
+                    b.Property<string>("ConcurrencyStamp")
+                        .IsConcurrencyToken()
+                        .HasColumnType("text");
+
+                    b.Property<string>("Email")
+                        .HasMaxLength(256)
+                        .HasColumnType("character varying(256)");
+
+                    b.Property<bool>("EmailConfirmed")
+                        .HasColumnType("boolean");
+
+                    b.Property<bool>("LockoutEnabled")
+                        .HasColumnType("boolean");
+
+                    b.Property<DateTimeOffset?>("LockoutEnd")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<string>("NormalizedEmail")
+                        .HasMaxLength(256)
+                        .HasColumnType("character varying(256)");
+
+                    b.Property<string>("NormalizedUserName")
+                        .HasMaxLength(256)
+                        .HasColumnType("character varying(256)");
+
+                    b.Property<string>("PasswordHash")
+                        .HasColumnType("text");
+
+                    b.Property<string>("PhoneNumber")
+                        .HasColumnType("text");
+
+                    b.Property<bool>("PhoneNumberConfirmed")
+                        .HasColumnType("boolean");
+
+                    b.Property<string>("SecurityStamp")
+                        .HasColumnType("text");
+
+                    b.Property<bool>("TwoFactorEnabled")
+                        .HasColumnType("boolean");
+
+                    b.Property<string>("UserName")
+                        .HasMaxLength(256)
+                        .HasColumnType("character varying(256)");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("NormalizedEmail")
+                        .HasDatabaseName("EmailIndex");
+
+                    b.HasIndex("NormalizedUserName")
+                        .IsUnique()
+                        .HasDatabaseName("UserNameIndex");
+
+                    b.ToTable("AspNetUsers", (string)null);
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityRole", b =>
+                {
+                    b.Property<string>("Id")
+                        .HasColumnType("text");
+
+                    b.Property<string>("ConcurrencyStamp")
+                        .IsConcurrencyToken()
+                        .HasColumnType("text");
+
+                    b.Property<string>("Name")
+                        .HasMaxLength(256)
+                        .HasColumnType("character varying(256)");
+
+                    b.Property<string>("NormalizedName")
+                        .HasMaxLength(256)
+                        .HasColumnType("character varying(256)");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("NormalizedName")
+                        .IsUnique()
+                        .HasDatabaseName("RoleNameIndex");
+
+                    b.ToTable("AspNetRoles", (string)null);
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityRoleClaim<string>", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ClaimType")
+                        .HasColumnType("text");
+
+                    b.Property<string>("ClaimValue")
+                        .HasColumnType("text");
+
+                    b.Property<string>("RoleId")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("RoleId");
+
+                    b.ToTable("AspNetRoleClaims", (string)null);
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityUserClaim<string>", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ClaimType")
+                        .HasColumnType("text");
+
+                    b.Property<string>("ClaimValue")
+                        .HasColumnType("text");
+
+                    b.Property<string>("UserId")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("UserId");
+
+                    b.ToTable("AspNetUserClaims", (string)null);
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityUserLogin<string>", b =>
+                {
+                    b.Property<string>("LoginProvider")
+                        .HasColumnType("text");
+
+                    b.Property<string>("ProviderKey")
+                        .HasColumnType("text");
+
+                    b.Property<string>("ProviderDisplayName")
+                        .HasColumnType("text");
+
+                    b.Property<string>("UserId")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.HasKey("LoginProvider", "ProviderKey");
+
+                    b.HasIndex("UserId");
+
+                    b.ToTable("AspNetUserLogins", (string)null);
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityUserRole<string>", b =>
+                {
+                    b.Property<string>("UserId")
+                        .HasColumnType("text");
+
+                    b.Property<string>("RoleId")
+                        .HasColumnType("text");
+
+                    b.HasKey("UserId", "RoleId");
+
+                    b.HasIndex("RoleId");
+
+                    b.ToTable("AspNetUserRoles", (string)null);
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityUserToken<string>", b =>
+                {
+                    b.Property<string>("UserId")
+                        .HasColumnType("text");
+
+                    b.Property<string>("LoginProvider")
+                        .HasColumnType("text");
+
+                    b.Property<string>("Name")
+                        .HasColumnType("text");
+
+                    b.Property<string>("Value")
+                        .HasColumnType("text");
+
+                    b.HasKey("UserId", "LoginProvider", "Name");
+
+                    b.ToTable("AspNetUserTokens", (string)null);
+                });
+
+            modelBuilder.Entity("GameIdeas.Shared.Model.Game", b =>
+                {
+                    b.HasOne("GameIdeas.Shared.Model.User", "CreationUser")
+                        .WithMany("CreationGames")
+                        .HasForeignKey("CreationUserId")
+                        .IsRequired();
+
+                    b.HasOne("GameIdeas.Shared.Model.Developer", "Developer")
+                        .WithMany("Games")
+                        .HasForeignKey("DeveloperId");
+
+                    b.HasOne("GameIdeas.Shared.Model.User", "ModificationUser")
+                        .WithMany("ModificationGames")
+                        .HasForeignKey("ModificationUserId");
+
+                    b.HasOne("GameIdeas.Shared.Model.Publisher", "Publisher")
+                        .WithMany("Games")
+                        .HasForeignKey("PublisherId");
+
+                    b.Navigation("CreationUser");
+
+                    b.Navigation("Developer");
+
+                    b.Navigation("ModificationUser");
+
+                    b.Navigation("Publisher");
+                });
+
+            modelBuilder.Entity("GameIdeas.Shared.Model.GamePlatform", b =>
+                {
+                    b.HasOne("GameIdeas.Shared.Model.Game", "Game")
+                        .WithMany("GamePlatforms")
+                        .HasForeignKey("GameId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("GameIdeas.Shared.Model.Platform", "Platform")
+                        .WithMany("GamePlatforms")
+                        .HasForeignKey("PlatformId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Game");
+
+                    b.Navigation("Platform");
+                });
+
+            modelBuilder.Entity("GameIdeas.Shared.Model.GameProperty", b =>
+                {
+                    b.HasOne("GameIdeas.Shared.Model.Game", "Game")
+                        .WithMany("GameProperties")
+                        .HasForeignKey("GameId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("GameIdeas.Shared.Model.Property", "Property")
+                        .WithMany("GameProperties")
+                        .HasForeignKey("PropertyId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Game");
+
+                    b.Navigation("Property");
+                });
+
+            modelBuilder.Entity("GameIdeas.Shared.Model.GameTag", b =>
+                {
+                    b.HasOne("GameIdeas.Shared.Model.Game", "Game")
+                        .WithMany("GameTags")
+                        .HasForeignKey("GameId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("GameIdeas.Shared.Model.Tag", "Tag")
+                        .WithMany("GameTags")
+                        .HasForeignKey("TagId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Game");
+
+                    b.Navigation("Tag");
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityRoleClaim<string>", b =>
+                {
+                    b.HasOne("Microsoft.AspNetCore.Identity.IdentityRole", null)
+                        .WithMany()
+                        .HasForeignKey("RoleId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityUserClaim<string>", b =>
+                {
+                    b.HasOne("GameIdeas.Shared.Model.User", null)
+                        .WithMany()
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityUserLogin<string>", b =>
+                {
+                    b.HasOne("GameIdeas.Shared.Model.User", null)
+                        .WithMany()
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityUserRole<string>", b =>
+                {
+                    b.HasOne("Microsoft.AspNetCore.Identity.IdentityRole", null)
+                        .WithMany()
+                        .HasForeignKey("RoleId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("GameIdeas.Shared.Model.User", null)
+                        .WithMany()
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityUserToken<string>", b =>
+                {
+                    b.HasOne("GameIdeas.Shared.Model.User", null)
+                        .WithMany()
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
+            modelBuilder.Entity("GameIdeas.Shared.Model.Developer", b =>
+                {
+                    b.Navigation("Games");
+                });
+
+            modelBuilder.Entity("GameIdeas.Shared.Model.Game", b =>
+                {
+                    b.Navigation("GamePlatforms");
+
+                    b.Navigation("GameProperties");
+
+                    b.Navigation("GameTags");
+                });
+
+            modelBuilder.Entity("GameIdeas.Shared.Model.Platform", b =>
+                {
+                    b.Navigation("GamePlatforms");
+                });
+
+            modelBuilder.Entity("GameIdeas.Shared.Model.Property", b =>
+                {
+                    b.Navigation("GameProperties");
+                });
+
+            modelBuilder.Entity("GameIdeas.Shared.Model.Publisher", b =>
+                {
+                    b.Navigation("Games");
+                });
+
+            modelBuilder.Entity("GameIdeas.Shared.Model.Tag", b =>
+                {
+                    b.Navigation("GameTags");
+                });
+
+            modelBuilder.Entity("GameIdeas.Shared.Model.User", b =>
+                {
+                    b.Navigation("CreationGames");
+
+                    b.Navigation("ModificationGames");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

src/GameIdeas/Server/GameIdeas.WebAPI/Migrations/20250502200035_One-Many-Categories.cs

@@ -0,0 +1,152 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace GameIdeas.WebAPI.Migrations
+{
+    /// <inheritdoc />
+    public partial class OneManyCategories : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(
+                name: "GameDeveloper");
+
+            migrationBuilder.DropTable(
+                name: "GamePublisher");
+
+            migrationBuilder.AddColumn<string>(
+                name: "IconUrl",
+                table: "Platform",
+                type: "text",
+                nullable: true);
+
+            migrationBuilder.AddColumn<int>(
+                name: "DeveloperId",
+                table: "Game",
+                type: "integer",
+                nullable: true);
+
+            migrationBuilder.AddColumn<int>(
+                name: "PublisherId",
+                table: "Game",
+                type: "integer",
+                nullable: true);
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Game_DeveloperId",
+                table: "Game",
+                column: "DeveloperId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Game_PublisherId",
+                table: "Game",
+                column: "PublisherId");
+
+            migrationBuilder.AddForeignKey(
+                name: "FK_Game_Developer_DeveloperId",
+                table: "Game",
+                column: "DeveloperId",
+                principalTable: "Developer",
+                principalColumn: "Id");
+
+            migrationBuilder.AddForeignKey(
+                name: "FK_Game_Publisher_PublisherId",
+                table: "Game",
+                column: "PublisherId",
+                principalTable: "Publisher",
+                principalColumn: "Id");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropForeignKey(
+                name: "FK_Game_Developer_DeveloperId",
+                table: "Game");
+
+            migrationBuilder.DropForeignKey(
+                name: "FK_Game_Publisher_PublisherId",
+                table: "Game");
+
+            migrationBuilder.DropIndex(
+                name: "IX_Game_DeveloperId",
+                table: "Game");
+
+            migrationBuilder.DropIndex(
+                name: "IX_Game_PublisherId",
+                table: "Game");
+
+            migrationBuilder.DropColumn(
+                name: "IconUrl",
+                table: "Platform");
+
+            migrationBuilder.DropColumn(
+                name: "DeveloperId",
+                table: "Game");
+
+            migrationBuilder.DropColumn(
+                name: "PublisherId",
+                table: "Game");
+
+            migrationBuilder.CreateTable(
+                name: "GameDeveloper",
+                columns: table => new
+                {
+                    GameId = table.Column<int>(type: "integer", nullable: false),
+                    DeveloperId = table.Column<int>(type: "integer", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_GameDeveloper", x => new { x.GameId, x.DeveloperId });
+                    table.ForeignKey(
+                        name: "FK_GameDeveloper_Developer_DeveloperId",
+                        column: x => x.DeveloperId,
+                        principalTable: "Developer",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                    table.ForeignKey(
+                        name: "FK_GameDeveloper_Game_GameId",
+                        column: x => x.GameId,
+                        principalTable: "Game",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "GamePublisher",
+                columns: table => new
+                {
+                    GameId = table.Column<int>(type: "integer", nullable: false),
+                    PublisherId = table.Column<int>(type: "integer", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_GamePublisher", x => new { x.GameId, x.PublisherId });
+                    table.ForeignKey(
+                        name: "FK_GamePublisher_Game_GameId",
+                        column: x => x.GameId,
+                        principalTable: "Game",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                    table.ForeignKey(
+                        name: "FK_GamePublisher_Publisher_PublisherId",
+                        column: x => x.PublisherId,
+                        principalTable: "Publisher",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateIndex(
+                name: "IX_GameDeveloper_DeveloperId",
+                table: "GameDeveloper",
+                column: "DeveloperId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_GamePublisher_PublisherId",
+                table: "GamePublisher",
+                column: "PublisherId");
+        }
+    }
+}

src/GameIdeas/Server/GameIdeas.WebAPI/Migrations/GameIdeasContextModelSnapshot.cs

@@ -63,6 +63,9 @@ namespace GameIdeas.WebAPI.Migrations
                     b.Property<string>("Description")
                         .HasColumnType("text");
 
+                    b.Property<int?>("DeveloperId")
+                        .HasColumnType("integer");
+
                     b.Property<int>("Interest")
                         .HasColumnType("integer");
 
@@ -72,6 +75,9 @@ namespace GameIdeas.WebAPI.Migrations
                     b.Property<string>("ModificationUserId")
                         .HasColumnType("text");
 
+                    b.Property<int?>("PublisherId")
+                        .HasColumnType("integer");
+
                     b.Property<DateTime?>("ReleaseDate")
                         .HasColumnType("timestamp without time zone");
 
@@ -86,29 +92,18 @@ namespace GameIdeas.WebAPI.Migrations
 
                     b.HasIndex("CreationUserId");
 
+                    b.HasIndex("DeveloperId");
+
                     b.HasIndex("ModificationUserId");
 
+                    b.HasIndex("PublisherId");
+
                     b.HasIndex("Title")
                         .IsUnique();
 
                     b.ToTable("Game", (string)null);
                 });
 
-            modelBuilder.Entity("GameIdeas.Shared.Model.GameDeveloper", b =>
-                {
-                    b.Property<int>("GameId")
-                        .HasColumnType("integer");
-
-                    b.Property<int>("DeveloperId")
-                        .HasColumnType("integer");
-
-                    b.HasKey("GameId", "DeveloperId");
-
-                    b.HasIndex("DeveloperId");
-
-                    b.ToTable("GameDeveloper", (string)null);
-                });
-
             modelBuilder.Entity("GameIdeas.Shared.Model.GamePlatform", b =>
                 {
                     b.Property<int>("GameId")
@@ -142,21 +137,6 @@ namespace GameIdeas.WebAPI.Migrations
                     b.ToTable("GameProperty", (string)null);
                 });
 
-            modelBuilder.Entity("GameIdeas.Shared.Model.GamePublisher", b =>
-                {
-                    b.Property<int>("GameId")
-                        .HasColumnType("integer");
-
-                    b.Property<int>("PublisherId")
-                        .HasColumnType("integer");
-
-                    b.HasKey("GameId", "PublisherId");
-
-                    b.HasIndex("PublisherId");
-
-                    b.ToTable("GamePublisher", (string)null);
-                });
-
             modelBuilder.Entity("GameIdeas.Shared.Model.GameTag", b =>
                 {
                     b.Property<int>("GameId")
@@ -180,6 +160,9 @@ namespace GameIdeas.WebAPI.Migrations
 
                     NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
 
+                    b.Property<string>("IconUrl")
+                        .HasColumnType("text");
+
                     b.Property<string>("Label")
                         .IsRequired()
                         .HasColumnType("text");
@@ -455,32 +438,25 @@ namespace GameIdeas.WebAPI.Migrations
                         .HasForeignKey("CreationUserId")
                         .IsRequired();
 
+                    b.HasOne("GameIdeas.Shared.Model.Developer", "Developer")
+                        .WithMany("Games")
+                        .HasForeignKey("DeveloperId");
+
                     b.HasOne("GameIdeas.Shared.Model.User", "ModificationUser")
                         .WithMany("ModificationGames")
                         .HasForeignKey("ModificationUserId");
 
+                    b.HasOne("GameIdeas.Shared.Model.Publisher", "Publisher")
+                        .WithMany("Games")
+                        .HasForeignKey("PublisherId");
+
                     b.Navigation("CreationUser");
 
-                    b.Navigation("ModificationUser");
-                });
-
-            modelBuilder.Entity("GameIdeas.Shared.Model.GameDeveloper", b =>
-                {
-                    b.HasOne("GameIdeas.Shared.Model.Developer", "Developer")
-                        .WithMany("GameDevelopers")
-                        .HasForeignKey("DeveloperId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-
-                    b.HasOne("GameIdeas.Shared.Model.Game", "Game")
-                        .WithMany("GameDevelopers")
-                        .HasForeignKey("GameId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-
                     b.Navigation("Developer");
 
-                    b.Navigation("Game");
+                    b.Navigation("ModificationUser");
+
+                    b.Navigation("Publisher");
                 });
 
             modelBuilder.Entity("GameIdeas.Shared.Model.GamePlatform", b =>
@@ -521,25 +497,6 @@ namespace GameIdeas.WebAPI.Migrations
                     b.Navigation("Property");
                 });
 
-            modelBuilder.Entity("GameIdeas.Shared.Model.GamePublisher", b =>
-                {
-                    b.HasOne("GameIdeas.Shared.Model.Game", "Game")
-                        .WithMany("GamePublishers")
-                        .HasForeignKey("GameId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-
-                    b.HasOne("GameIdeas.Shared.Model.Publisher", "Publisher")
-                        .WithMany("GamePublishers")
-                        .HasForeignKey("PublisherId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-
-                    b.Navigation("Game");
-
-                    b.Navigation("Publisher");
-                });
-
             modelBuilder.Entity("GameIdeas.Shared.Model.GameTag", b =>
                 {
                     b.HasOne("GameIdeas.Shared.Model.Game", "Game")
@@ -612,19 +569,15 @@ namespace GameIdeas.WebAPI.Migrations
 
             modelBuilder.Entity("GameIdeas.Shared.Model.Developer", b =>
                 {
-                    b.Navigation("GameDevelopers");
+                    b.Navigation("Games");
                 });
 
             modelBuilder.Entity("GameIdeas.Shared.Model.Game", b =>
                 {
-                    b.Navigation("GameDevelopers");
-
                     b.Navigation("GamePlatforms");
 
                     b.Navigation("GameProperties");
 
-                    b.Navigation("GamePublishers");
-
                     b.Navigation("GameTags");
                 });
 
@@ -640,7 +593,7 @@ namespace GameIdeas.WebAPI.Migrations
 
             modelBuilder.Entity("GameIdeas.Shared.Model.Publisher", b =>
                 {
-                    b.Navigation("GamePublishers");
+                    b.Navigation("Games");
                 });
 
             modelBuilder.Entity("GameIdeas.Shared.Model.Tag", b =>

src/GameIdeas/Server/GameIdeas.WebAPI/Profiles/CategoryProfile.cs

@@ -21,11 +21,6 @@ public class CategoryProfile : Profile
             .ForMember(d => d.Id, o => o.MapFrom(s => s.Id))
             .ForMember(d => d.Name, o => o.MapFrom(s => s.Name))
             .ReverseMap();
-
-        CreateMap<PublisherDto, GamePublisher>()
-            .ForMember(d => d.PublisherId, o => o.MapFrom(s => s.Id))
-            .ForPath(d => d.Publisher.Id, o => o.MapFrom(s => s.Id))
-            .ForPath(d => d.Publisher.Name, o => o.MapFrom(s => s.Name));
     }
 
     private void CreateDeveloperMap()
@@ -34,11 +29,6 @@ public class CategoryProfile : Profile
             .ForMember(d => d.Id, o => o.MapFrom(s => s.Id))
             .ForMember(d => d.Name, o => o.MapFrom(s => s.Name))
             .ReverseMap();
-
-        CreateMap<DeveloperDto, GameDeveloper>()
-            .ForMember(d => d.DeveloperId, o => o.MapFrom(s => s.Id))
-            .ForPath(d => d.Developer.Id, o => o.MapFrom(s => s.Id))
-            .ForPath(d => d.Developer.Name, o => o.MapFrom(s => s.Name));
     }
 
     private void CreateTagMap()

src/GameIdeas/Server/GameIdeas.WebAPI/Profiles/GameProfile.cs

@@ -19,18 +19,20 @@ public class GameProfile : Profile
             .ForMember(d => d.StorageSpace, o => o.MapFrom(s => s.StorageSpace))
             .ForMember(d => d.Description, o => o.MapFrom(s => s.Description))
             .ForMember(d => d.Interest, o => o.MapFrom(s => s.Interest))
-            .ForMember(d => d.Platforms, o => o.MapFrom(s => s.GamePlatforms.Select(p => new PlatformDto() { Id = p.Platform.Id, Label = p.Platform.Label, Url = p.Url })))
+            .ForMember(d => d.Platforms, o => o.MapFrom(s => s.GamePlatforms.Select(p => new PlatformDto() { Id = p.Platform.Id, Label = p.Platform.Label, Url = p.Url, IconUrl = p.Platform.IconUrl })))
             .ForMember(d => d.Properties, o => o.MapFrom(s => s.GameProperties.Select(p => p.Property)))
             .ForMember(d => d.Tags, o => o.MapFrom(s => s.GameTags.Select(t => t.Tag)))
-            .ForMember(d => d.Publishers, o => o.MapFrom(s => s.GamePublishers.Select(p => p.Publisher)))
+            .ForMember(d => d.Publisher, o => o.MapFrom(s => s.Publisher))
-            .ForMember(d => d.Developers, o => o.MapFrom(s => s.GameDevelopers.Select(gd => gd.Developer)))
+            .ForPath(d => d.Publisher!.Id, o => o.MapFrom(s => s.PublisherId))
+            .ForMember(d => d.Developer, o => o.MapFrom(s => s.Developer))
+            .ForPath(d => d.Developer!.Id, o => o.MapFrom(s => s.DeveloperId))
             .ReverseMap();
 
         CreateMap<Game, GameDto>()
             .ForMember(d => d.Id, o => o.MapFrom(s => s.Id))
             .ForMember(d => d.Title, o => o.MapFrom(s => s.Title))
             .ForMember(d => d.ReleaseDate, o => o.MapFrom(s => s.ReleaseDate))
-            .ForMember(d => d.Platforms, o => o.MapFrom(s => s.GamePlatforms.Select(p => new PlatformDto() { Id = p.Platform.Id, Label = p.Platform.Label, Url = p.Url })))
+            .ForMember(d => d.Platforms, o => o.MapFrom(s => s.GamePlatforms.Select(p => new PlatformDto() { Id = p.Platform.Id, Label = p.Platform.Label, Url = p.Url, IconUrl = p.Platform.IconUrl })))
             .ForMember(d => d.Tags, o => o.MapFrom(s => s.GameTags.Select(t => t.Tag)))
             .ForMember(d => d.StorageSpace, o => o.MapFrom(s => s.StorageSpace))
             .ForMember(d => d.Interest, o => o.MapFrom(s => s.Interest))

src/GameIdeas/Server/GameIdeas.WebAPI/Services/Games/GameReadService.cs

@@ -18,8 +18,8 @@ public class GameReadService(GameIdeasContext context, IMapper mapper, ICategory
             .Include(g => g.GamePlatforms).ThenInclude(gp => gp.Platform)
             .Include(g => g.GameProperties)
             .Include(g => g.GameTags).ThenInclude(gt => gt.Tag)
-            .Include(g => g.GamePublishers)
+            .Include(g => g.Publisher)
-            .Include(g => g.GameDevelopers)
+            .Include(g => g.Developer)
             .AsQueryable();
 
         ApplyFilter(ref query, filter);
@@ -43,8 +43,8 @@ public class GameReadService(GameIdeasContext context, IMapper mapper, ICategory
             .Include(g => g.GamePlatforms).ThenInclude(p => p.Platform)
             .Include(g => g.GameProperties).ThenInclude(p => p.Property)
             .Include(g => g.GameTags).ThenInclude(p => p.Tag)
-            .Include(g => g.GamePublishers).ThenInclude(p => p.Publisher)
+            .Include(g => g.Publisher)
-            .Include(g => g.GameDevelopers).ThenInclude(p => p.Developer)
+            .Include(g => g.Developer)
             .FirstOrDefaultAsync(g => g.Id == gameId);
 
         return game == null
@@ -94,14 +94,14 @@ public class GameReadService(GameIdeasContext context, IMapper mapper, ICategory
 
         if (filter.PublisherIds != null)
         {
-            query = query.Where(game => filter.PublisherIds.All(pub =>
+            query = query.Where(game => game.Publisher != null &&
-                game.GamePublishers.Any(gp => gp.PublisherId == pub)));
+                filter.PublisherIds.Contains(game.Publisher!.Id));
         }
 
         if (filter.DeveloperIds != null)
         {
-            query = query.Where(game => filter.DeveloperIds.All(dev =>
+            query = query.Where(game => game.Developer != null &&
-                game.GameDevelopers.Any(gd => gd.DeveloperId == dev)));
+                filter.DeveloperIds.Contains(game.Developer.Id));
         }
 
         if (filter.MinInterest != null)

src/GameIdeas/Server/GameIdeas.WebAPI/Services/Games/GameWriteService.cs

@@ -1,5 +1,4 @@
 using AutoMapper;
-using GameIdeas.Shared.Constants;
 using GameIdeas.Shared.Dto;
 using GameIdeas.Shared.Exceptions;
 using GameIdeas.Shared.Model;
@@ -14,14 +13,13 @@ public class GameWriteService(GameIdeasContext context, IMapper mapper) : IGameW
     {
         var gameToCreate = mapper.Map<Game>(gameDto);
 
+        HandleDeveloperPublisherCreation(gameToCreate);
         await context.Games.AddAsync(gameToCreate);
         await context.SaveChangesAsync();
 
         await HandlePlatformsCreation(gameDto.Platforms, gameToCreate.Id);
         await HandlePropertiesCreation(gameDto.Properties, gameToCreate.Id);
         await HandleTagsCreation(gameDto.Tags, gameToCreate.Id);
-        await HandlePublishersCreation(gameDto.Publishers, gameToCreate.Id);
-        await HandleDevelopersCreation(gameDto.Developers, gameToCreate.Id);
 
         await context.SaveChangesAsync();
 
@@ -37,11 +35,10 @@ public class GameWriteService(GameIdeasContext context, IMapper mapper) : IGameW
 
         var gameToUpdate = mapper.Map<Game>(gameDto);
 
+        HandleDeveloperPublisherCreation(gameToUpdate);
         await HandlePlatformsCreation(gameDto.Platforms, gameToUpdate.Id);
         await HandlePropertiesCreation(gameDto.Properties, gameToUpdate.Id);
         await HandleTagsCreation(gameDto.Tags, gameToUpdate.Id);
-        await HandlePublishersCreation(gameDto.Publishers, gameToUpdate.Id);
-        await HandleDevelopersCreation(gameDto.Developers, gameToUpdate.Id);
 
         context.Games.Update(gameToUpdate);
         await context.SaveChangesAsync();
@@ -107,35 +104,16 @@ public class GameWriteService(GameIdeasContext context, IMapper mapper) : IGameW
         }
     }
 
-    private async Task HandlePublishersCreation(IEnumerable<PublisherDto>? categoriesToCreate, int gameId)
+    private void HandleDeveloperPublisherCreation(Game? game)
     {
-        if (categoriesToCreate != null)
+        if (game?.Publisher != null)
         {
-            var gps = mapper.Map<ICollection<GamePublisher>>(categoriesToCreate);
+            context.Publishers.Attach(game.Publisher);
-
-            foreach (var gp in gps)
-            {
-                gp.GameId = gameId;
         }
 
-            context.Publishers.AttachRange(gps.Select(gp => gp.Publisher));
+        if (game?.Developer != null)
-            await context.GamePublishers.AddRangeAsync(gps);
-        }
-    }
-
-    private async Task HandleDevelopersCreation(IEnumerable<DeveloperDto>? categoriesToCreate, int gameId)
         {
-        if (categoriesToCreate != null)
+            context.Developers.Attach(game.Developer);
-        {
-            var gds = mapper.Map<ICollection<GameDeveloper>>(categoriesToCreate);
-
-            foreach (var gd in gds)
-            {
-                gd.GameId = gameId;
-            }
-
-            context.Developers.AttachRange(gds.Select(gd => gd.Developer));
-            await context.GameDevelopers.AddRangeAsync(gds);
         }
     }
 }