🔀 Merging work-da with work-ape

src/DbContextLib/DbContextLib.csproj

@@ -7,6 +7,7 @@
   </PropertyGroup>
 
   <ItemGroup>
+    <PackageReference Include="Microsoft.AspNetCore.Identity.EntityFrameworkCore" Version="8.0.2" />
     <PackageReference Include="Microsoft.EntityFrameworkCore" Version="8.0.2" />
     <PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite" Version="8.0.2" />
   </ItemGroup>

src/DbContextLib/Identity/AuthDbContext.cs

@@ -0,0 +1,25 @@
+using Entities;
+using Microsoft.AspNetCore.Identity;
+using Microsoft.AspNetCore.Identity.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore;
+
+namespace DbContextLib.Identity;
+
+public class AuthDbContext: IdentityDbContext<IdentityUser>
+{
+    
+    public AuthDbContext(DbContextOptions<AuthDbContext> options) : base(options) { }
+    public AuthDbContext() { }
+    /*
+    /// <summary>
+    /// Configures the database options if they are not already configured.
+    /// </summary>
+    /// <param name="optionsBuilder">The options builder instance.</param>
+    protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
+    {
+        if (!optionsBuilder.IsConfigured)
+        {
+            optionsBuilder.UseSqlite($"Data Source=uca.HeartTrack.db");
+        }
+    }*/
+}

src/Dto/ActivityFitFileDto.cs

@@ -0,0 +1,9 @@
+namespace Dto;
+
+public class ActivityFitFileDto
+{
+    public string ActivityName { get; set; }
+    public string ActivityType { get; set; }
+    public int EffortFeel { get; set; }
+    //public IFormFile
+}

src/EFMappers/AthleteMappeur.cs

@@ -1,10 +1,13 @@
-using Dto;
+using System.Buffers;
+using Dto;
 using Model;
 
 namespace ApiMappeur;
-// anotine
 public static class UserMappeur
 {
+    private static readonly ArrayPool<UserDto> UserDtoPool = ArrayPool<UserDto>.Create();
+    private static readonly Dictionary<User, UserDto> userToDtoMap = new Dictionary<User, UserDto>();
+    private static readonly Dictionary<UserDto, User> dtoToUserMap = new Dictionary<UserDto, User>();
     public static UserDto ToDto(this User user)
     {
         return new UserDto
@@ -26,8 +29,71 @@ public static class UserMappeur
 
     public static User ToModel(this UserDto userDto)
     {
-        if (userDto.IsCoach)
+        return new User
         {
+            Username = userDto.Username,
+            ProfilePicture = userDto.ProfilePicture,
+            LastName = userDto.LastName,
+            FirstName = userDto.FirstName,
+            Email = userDto.Email,
+            MotDePasse = userDto.Password,
+            Sexe = userDto.Sexe,
+            Lenght = userDto.Lenght,
+            Weight = userDto.Weight,
+            DateOfBirth = userDto.DateOfBirth,
+            Role = userDto.IsCoach ? new Coach() : new Athlete()
+
+        };
+    }
+}
+/*
+using Dto;
+using Model;
+using System.Buffers;
+
+namespace ApiMappeur
+{
+    // anotine
+    public static class UserMappeur
+    {
+        private static readonly ArrayPool<UserDto> UserDtoPool = ArrayPool<UserDto>.Create();
+
+        public static UserDto ToDto(this User user)
+        {
+            UserDto userDto = UserDtoPool.Rent();
+            userDto.Id = user.Id;
+            userDto.Username = user.Username;
+            userDto.ProfilePicture = user.ProfilePicture;
+            userDto.LastName = user.LastName;
+            userDto.FirstName = user.FirstName;
+            userDto.Email = user.Email;
+            userDto.Password = user.MotDePasse;
+            userDto.Sexe = user.Sexe;
+            userDto.Lenght = user.Lenght;
+            userDto.Weight = user.Weight;
+            userDto.DateOfBirth = user.DateOfBirth;
+            userDto.IsCoach = user.Role is Coach;
+            return userDto;
+        }
+
+        public static User ToModel(this UserDto userDto)
+        {
+            if (userDto.IsCoach)
+            {
+                return new User(
+                    userDto.Username,
+                    userDto.ProfilePicture,
+                    userDto.LastName,
+                    userDto.FirstName,
+                    userDto.Email,
+                    userDto.Password,
+                    userDto.Sexe,
+                    userDto.Lenght,
+                    userDto.Weight,
+                    userDto.DateOfBirth,
+                    new Coach()
+                );
+            }
             return new User(
                 userDto.Username,
                 userDto.ProfilePicture,
@@ -39,20 +105,13 @@ public static class UserMappeur
                 userDto.Lenght,
                 userDto.Weight,
                 userDto.DateOfBirth,
-                new Coach()
-            );
+                new Athlete());
+        }
+
+        public static void ReturnToPool(this UserDto userDto)
+        {
+            UserDtoPool.Return(userDto);
         }
-        return new User(
-            userDto.Username,
-            userDto.ProfilePicture,
-            userDto.LastName,
-            userDto.FirstName,
-            userDto.Email,
-            userDto.Password,
-            userDto.Sexe,
-            userDto.Lenght,
-            userDto.Weight,
-            userDto.DateOfBirth,
-            new Athlete());
     }
 }
+*/

src/Entities/AthleteEntity.cs

@@ -8,6 +8,7 @@
 
 using System.ComponentModel.DataAnnotations;
 using System.ComponentModel.DataAnnotations.Schema;
+using Microsoft.AspNetCore.Identity;
 
 namespace Entities
 {
@@ -15,8 +16,10 @@ namespace Entities
     /// Represents an athlete entity in the database.
     /// </summary>
     [Table("Athlete")]
-    public class AthleteEntity
+    public class AthleteEntity : IdentityUser
     {
+        public AthleteEntity() : base() { }
+        
         /// <summary>
         /// Gets or sets the unique identifier of the athlete.
         /// </summary>
@@ -28,36 +31,36 @@ namespace Entities
         /// Gets or sets the username of the athlete.
         /// </summary>
         [MaxLength(100)]
-        [Required(ErrorMessage = "Athlete Username is required")]
-        public required string Username { get; set; }
+        [Required(ErrorMessage = "Athlete Username is ")]
+        public  string Username { get; set; }
 
         /// <summary>
         /// Gets or sets the last name of the athlete.
         /// </summary>
         [MaxLength(100)]
-        [Required(ErrorMessage = "Athlete Last Name is required")]
-        public required string LastName { get; set; }
+        [Required(ErrorMessage = "Athlete Last Name is ")]
+        public  string LastName { get; set; }
 
         /// <summary>
         /// Gets or sets the first name of the athlete.
         /// </summary>
         [MaxLength(150)]
-        [Required(ErrorMessage = "Athlete First Name is required")]
-        public required string FirstName { get; set; }
+        [Required(ErrorMessage = "Athlete First Name is ")]
+        public  string FirstName { get; set; }
 
         /// <summary>
         /// Gets or sets the email of the athlete.
         /// </summary>
         [MaxLength(100)]
-        [Required(ErrorMessage = "Athlete Email is required")]
-        public required string Email { get; set; }
+        [Required(ErrorMessage = "Athlete Email is ")]
+        public  string Email { get; set; }
 
         /// <summary>
         /// Gets or sets the gender of the athlete.
         /// </summary>
         [MaxLength(1)]
-        [Required(ErrorMessage = "Athlete Sexe is required")]
-        public required string Sexe { get; set; }
+        [Required(ErrorMessage = "Athlete Sexe is ")]
+        public  string Sexe { get; set; }
 
         /// <summary>
         /// Gets or sets the height of the athlete.
@@ -72,13 +75,13 @@ namespace Entities
         /// <summary>
         /// Gets or sets the password of the athlete.
         /// </summary>
-        [Required(ErrorMessage = "Athlete Password is required")]
-        public required string Password { get; set; }
+        [Required(ErrorMessage = "Athlete Password is ")]
+        public  string Password { get; set; }
 
         /// <summary>
         /// Gets or sets the date of birth of the athlete.
         /// </summary>
-        [Required(ErrorMessage = "Athlete Date of Birth is required")]
+        [Required(ErrorMessage = "Athlete Date of Birth is ")]
         [DisplayFormat(DataFormatString = "{0:dd/MM/yyyy}", ApplyFormatInEditMode = true)]
         public DateOnly DateOfBirth { get; set; }
 
@@ -87,7 +90,7 @@ namespace Entities
         /// </summary>
         public bool IsCoach { get; set; }
 
-        public required byte[] ProfilPicture { get; set; }
+        public  byte[] ProfilPicture { get; set; }
 
         
 

src/Entities/Entities.csproj

@@ -6,4 +6,10 @@
     <Nullable>enable</Nullable>
   </PropertyGroup>
 
+  <ItemGroup>
+    <Reference Include="Microsoft.Extensions.Identity.Stores">
+      <HintPath>..\..\..\..\..\.nuget\packages\microsoft.extensions.identity.stores\8.0.2\lib\net8.0\Microsoft.Extensions.Identity.Stores.dll</HintPath>
+    </Reference>
+  </ItemGroup>
+
 </Project>

src/HeartTrackAPI/AppBootstrap.cs

@@ -0,0 +1,137 @@
+using DbContextLib.Identity;
+using Entities;
+using Microsoft.AspNetCore.Identity;
+using Microsoft.AspNetCore.Identity.UI.Services;
+using Microsoft.AspNetCore.Mvc.ApiExplorer;
+using Microsoft.AspNetCore.Mvc.Versioning;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.Extensions.Options;
+using Microsoft.OpenApi.Models;
+using Model.Manager;
+using Model.Service;
+
+using StubAPI;
+using Swashbuckle.AspNetCore.SwaggerGen;
+
+
+namespace HeartTrackAPI;
+
+public class AppBootstrap(IConfiguration configuration)
+{
+    private IConfiguration Configuration { get; } = configuration;
+
+    public void ConfigureServices(IServiceCollection services)
+    {
+        services.AddControllers();
+        services.AddEndpointsApiExplorer();
+        //services.AddTransient<IConfigureOptions<SwaggerGenOptions>, ConfigureSwaggerOption>();
+        // include Xml comment
+        // addsecurityRequiment
+        // securityDef
+        services.AddSwaggerGen();
+        AddHeartTrackContextServices(services);
+        AddModelService(services);
+        AddIdentityServices(services);
+        AddApiVersioning(services);
+        AddSwagger(services);
+        
+        services.AddHealthChecks();
+
+    }
+
+    private void AddHeartTrackContextServices(IServiceCollection services)
+    {
+        var connectionString = Configuration.GetConnectionString("HeartTrackAuthConnection"); 
+        if (string.IsNullOrWhiteSpace(connectionString))
+        {
+            throw new InvalidOperationException("The connection string for the database is not set.");
+        }
+        else
+        {
+            services.AddDbContext<AuthDbContext>(options => options.UseInMemoryDatabase("AuthDb"));
+// builder.Services.AddDbContext<HeartTrackContext>(options => options.UseSqlite(connectionString));
+            services.AddSingleton<IDataManager, StubData>();
+        }
+       
+    }
+    private void AddModelService(IServiceCollection services)
+    {
+        services.AddSingleton<IDataManager, StubData>();
+        services.AddTransient<IActivityManager, ActivityManager>();
+    }
+
+    private void AddIdentityServices(IServiceCollection services)
+    {
+//        services.AddTransient<IEmailSender<AthleteEntity>, EmailSender>();
+        services.AddAuthorization();
+
+        services.AddIdentityApiEndpoints<IdentityUser>()
+            .AddEntityFrameworkStores<AuthDbContext>();
+        //services.AddIdentity<AthleteEntity, IdentityRole>()
+          //  .AddEntityFrameworkStores<AuthDbContext>().AddDefaultTokenProviders();
+    }
+    
+    private void AddApiVersioning(IServiceCollection services)
+    {
+        
+        services.AddApiVersioning(opt =>
+        {
+            opt.ReportApiVersions = true;
+            opt.AssumeDefaultVersionWhenUnspecified = true;
+            opt.DefaultApiVersion = new Microsoft.AspNetCore.Mvc.ApiVersion(1, 0);
+//            options.ApiVersionReader = new HeaderApiVersionReader("api-version");
+
+            opt.ApiVersionReader = ApiVersionReader.Combine(new UrlSegmentApiVersionReader(),
+                new HeaderApiVersionReader("x-api-version"),
+                new MediaTypeApiVersionReader("x-api-version"));
+        });
+       
+    }
+    private void AddSwagger(IServiceCollection services)
+    {
+        services.AddSwaggerGen(options =>
+        {
+            options.SwaggerDoc("v1", new OpenApiInfo { Title = "HeartTrackAPI", Version = "v1" });
+            options.SwaggerDoc("v2", new OpenApiInfo { Title = "HeartTrackAPI", Version = "v2" });
+        });
+
+        services.AddVersionedApiExplorer(setup =>
+        {
+            setup.GroupNameFormat = "'v'VVV";
+            setup.SubstituteApiVersionInUrl = true;
+        });
+    }
+
+    public void Configure(WebApplication app, IWebHostEnvironment env)
+    {
+        app.UseHttpsRedirection();
+
+        app.MapControllers();
+        app.UseAuthorization();
+        app.MapIdentityApi<IdentityUser>();
+
+        app.MapHealthChecks("/health");
+        
+        // Configure the HTTP request pipeline.
+        if (true)
+        {
+            var apiVersionDescriptionProvider = app.Services.GetRequiredService<IApiVersionDescriptionProvider>();
+            app.UseSwagger();
+            app.UseSwaggerUI();
+            app.MapSwagger();
+            app.UseSwaggerUI(options =>
+            {
+                foreach (var description in apiVersionDescriptionProvider.ApiVersionDescriptions)
+
+                //foreach (var description in apiVersionDescriptionProvider)
+                {
+                    options.SwaggerEndpoint($"/swagger/{description.GroupName}/swagger.json",
+                        description.GroupName.ToUpperInvariant());
+                }
+            });
+
+        }
+
+        
+    }
+}

src/HeartTrackAPI/Controllers/ActivityController.cs

@@ -4,6 +4,7 @@ using HeartTrackAPI.Responce;
 using Microsoft.AspNetCore.Mvc;
 using Shared;
 using Model;
+using Model.Manager;
 using Model.Repository;
 
 namespace HeartTrackAPI.Controllers;
@@ -13,6 +14,7 @@ public class ActivityController : Controller
 {
     private readonly IActivityRepository _activityService;
     private readonly ILogger<ActivityController> _logger;
+    private readonly IActivityManager _activityManager;
 
     public ActivityController(IActivityRepository activityService, ILogger<ActivityController> logger)
     {
@@ -46,6 +48,21 @@ public class ActivityController : Controller
             return StatusCode(500);
         }
     }
+    /*
+    public async Task<IActionResult> PostFitFile([FromForm] IFormFile file)
+    {
+        if (file == null)
+        {
+            return BadRequest("No file was provided");
+        }
+        var activity = await _activityManager.AddActivityFromFitFile(file);
+        if (activity == null)
+        {
+            return BadRequest("The file provided is not a valid fit file");
+        }
+        return CreatedAtAction(nameof(GetActivities), activity.ToDto());
+    }*/
+    
 /*
     [HttpGet("{id}")]
     public async Task<ActionResult<ActivityDto>> GetActivity(int id)

src/HeartTrackAPI/Controllers/UsersController.cs

@@ -1,6 +1,8 @@
 using Dto;
+using Entities;
 using HeartTrackAPI.Request;
 using HeartTrackAPI.Responce;
+using Microsoft.AspNetCore.Identity;
 using Microsoft.AspNetCore.Mvc;
 using Model;
 using Model.Manager;
@@ -10,11 +12,13 @@ using Shared;
 namespace HeartTrackAPI.Controllers;
 
 [ApiController]
-[Route("api/users")]
+[ApiVersion("1.0")]
+[Route("api/v{version:apiVersion}/users")]
 public class UsersController : Controller
 {
     private readonly ILogger<UsersController> _logger;
     private readonly IUserRepository _userService;
+    // private readonly 
     public UsersController(ILogger<UsersController> logger, IDataManager dataManager)
     {
         _logger = logger;
@@ -159,4 +163,51 @@ public class UsersController : Controller
     }
     
     
+    [HttpPost("{id}/friend/{friendId}")]
+    [ProducesResponseType(200)]
+    [ProducesResponseType(404)]
+    [ProducesResponseType(500)]
+    public async Task<IActionResult> AddFriend(int id, int friendId)
+    {
+        try
+        {
+            _logger.LogInformation("Executing {Action} with parameters: {Parameters} for {Id}", nameof(AddFriend), friendId,id);
+            var athlete = await _userService.GetItemById(id);
+            if (athlete == null)
+            {
+                _logger.LogError("Athlete with id {id} not found", id);
+                return NotFound($"Athlete with id {id} not found");
+            }
+            var friend = await _userService.GetItemById(friendId);
+            if (friend == null)
+            {
+                _logger.LogError("Athlete with id {id} not found", friendId);
+                return NotFound($"Athlete with id {friendId} not found");
+            }
+            var isAdded = await _userService.AddFriend(athlete, friend);
+            if(!isAdded)
+            {
+                _logger.LogError("Error while adding friend with id {friendId} to athlete with id {id}", friendId, id);
+                return StatusCode(500);
+            }
+            return Ok();
+        }
+        catch (Exception e)
+        {
+            _logger.LogError(e, "Error while getting the number of users");
+            return StatusCode(500);
+        }
+    }
+    
+    [HttpPost("logout")]
+    [ProducesResponseType(200)]
+    [ProducesResponseType(401)]
+    [ProducesResponseType(500)]
+    public async Task<IActionResult> Logout(SignInManager<IdentityUser> signInManager, [FromBody] object? empty)
+    {
+        if (empty == null) return Unauthorized();
+        await signInManager.SignOutAsync();
+        return Ok();
+    }
+    
 }

src/HeartTrackAPI/HeartTrackAPI.csproj

@@ -8,11 +8,17 @@
   </PropertyGroup>
 
   <ItemGroup>
+    <PackageReference Include="Microsoft.AspNetCore.Identity.EntityFrameworkCore" Version="8.0.2" />
+    <PackageReference Include="Microsoft.AspNetCore.Mvc.Versioning" Version="5.1.0" />
+    <PackageReference Include="Microsoft.AspNetCore.Mvc.Versioning.ApiExplorer" Version="5.1.0" />
     <PackageReference Include="Microsoft.AspNetCore.OpenApi" Version="8.0.0" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.InMemory" Version="8.0.2" />
     <PackageReference Include="Swashbuckle.AspNetCore" Version="6.4.0" />
   </ItemGroup>
 
   <ItemGroup>
+    <ProjectReference Include="..\ApiMappeur\ApiMappeur.csproj" />
+    <ProjectReference Include="..\DbContextLib\DbContextLib.csproj" />
     <ProjectReference Include="..\Dto\Dto.csproj" />
     <ProjectReference Include="..\Model\Model.csproj" />
     <ProjectReference Include="..\Shared\Shared.csproj" />

src/HeartTrackAPI/Program.cs

@@ -1,25 +1,23 @@
-using Model;
+using DbContextLib;
+using DbContextLib.Identity;
+using Entities;
+using HeartTrackAPI;
+using Microsoft.AspNetCore.Identity;
+using Microsoft.AspNetCore.Mvc.Versioning;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.OpenApi.Models;
 using Model.Manager;
-using Model.Repository;
 using StubAPI;
-
 var builder = WebApplication.CreateBuilder(args);
 
-// Add services to the container.
-// Learn more about configuring Swagger/OpenAPI at https://aka.ms/aspnetcore/swashbuckle
-builder.Services.AddEndpointsApiExplorer();
-builder.Services.AddSwaggerGen();
-builder.Services.AddControllers();
-builder.Services.AddSingleton<IDataManager, StubData>();
-var app = builder.Build();
-
-// Configure the HTTP request pipeline.
+builder.Logging.AddConsole();
 
-    app.UseSwagger();
-    app.UseSwaggerUI();
+var init = new AppBootstrap(builder.Configuration);
 
+init.ConfigureServices(builder.Services);
 
-app.UseHttpsRedirection();
+var app = builder.Build();
 
-app.MapControllers();
+init.Configure(app, app.Environment);
+// app?.Services?.GetService<HeartTrackContext>()?.Database.EnsureCreated();
 app.Run();

src/HeartTrackAPI/Utils/SwaggerOptions.cs

@@ -0,0 +1,64 @@
+using Microsoft.AspNetCore.Mvc.ApiExplorer;
+using Microsoft.Extensions.Options;
+using Microsoft.OpenApi.Models;
+using Swashbuckle.AspNetCore.SwaggerGen;
+namespace HeartTrackAPI.Utils;
+
+public class SwaggerOptions: IConfigureNamedOptions<SwaggerGenOptions>
+
+    {
+        private readonly IApiVersionDescriptionProvider _provider;
+
+        public SwaggerOptions(
+            IApiVersionDescriptionProvider provider)
+        {
+            _provider = provider;
+        }
+
+        /// <summary>
+        /// Configure each API discovered for Swagger Documentation
+        /// </summary>
+        /// <param name="options"></param>
+        public void Configure(SwaggerGenOptions options)
+        {
+            // add swagger document for every API version discovered
+            foreach (var description in _provider.ApiVersionDescriptions)
+            {
+                options.SwaggerDoc(
+                    description.GroupName,
+                    CreateVersionInfo(description));
+            }
+        }
+
+        /// <summary>
+        /// Configure Swagger Options. Inherited from the Interface
+        /// </summary>
+        /// <param name="name"></param>
+        /// <param name="options"></param>
+        public void Configure(string name, SwaggerGenOptions options)
+        {
+            Configure(options);
+        }
+
+        /// <summary>
+        /// Create information about the version of the API
+        /// </summary>
+        /// <param name="description"></param>
+        /// <returns>Information about the API</returns>
+        private OpenApiInfo CreateVersionInfo(
+                ApiVersionDescription desc)
+        {
+            var info = new OpenApiInfo()
+            {
+                Title = ".NET Core (.NET 6) Web API For Lol",
+                Version = desc.ApiVersion.ToString()
+            };
+
+            if (desc.IsDeprecated)
+            {
+                info.Description += " This API version has been deprecated. Please use one of the new APIs available from the explorer.";
+            }
+
+            return info;
+        }
+    }

src/HeartTrackAPI/appsettings.json

@@ -5,5 +5,8 @@
       "Microsoft.AspNetCore": "Warning"
     }
   },
-  "AllowedHosts": "*"
+  "AllowedHosts": "*",
+  "ConnectionStrings": {
+    "HeartTrackAuthConnection": "Data Source=uca.HeartTrack.db"
+  }
 }

src/Model/Manager/ActivityManager.cs

@@ -0,0 +1,9 @@
+namespace Model.Manager;
+
+public class ActivityManager : IActivityManager
+{
+    public void AddActivityFromFitFile(byte filePath)
+    {
+        throw new NotImplementedException();
+    }
+}

src/Model/Manager/Contract/IActivityManager.cs

@@ -0,0 +1,7 @@
+using Microsoft.AspNetCore.Http;
+namespace Model.Manager;
+
+public interface IActivityManager
+{
+   public void AddActivityFromFitFile(byte filePath);
+}

src/Model/Manager/UserManager.cs

@@ -0,0 +1,6 @@
+namespace Model.Manager;
+
+public class UserManager 
+{
+    
+}

src/Model/Model.csproj

@@ -7,7 +7,18 @@
     </PropertyGroup>
 
     <ItemGroup>
+      <ProjectReference Include="..\Entities\Entities.csproj" />
       <ProjectReference Include="..\Shared\Shared.csproj" />
     </ItemGroup>
 
+    <ItemGroup>
+      <PackageReference Include="Microsoft.AspNetCore.Identity.EntityFrameworkCore" Version="8.0.2" />
+    </ItemGroup>
+
+    <ItemGroup>
+      <Reference Include="Microsoft.AspNetCore.Identity">
+        <HintPath>..\..\..\..\..\.dotnet\shared\Microsoft.AspNetCore.App\8.0.1\Microsoft.AspNetCore.Identity.dll</HintPath>
+      </Reference>
+    </ItemGroup>
+
 </Project>

src/Model/Repository/IUserRepository.cs

@@ -5,4 +5,6 @@ namespace Model.Repository;
 public interface IUserRepository : IGenericRepository<User>
 {
     public Task<IEnumerable<User>> GetUsers(int index, int count, AthleteOrderCriteria? criteria , bool descending = false);
+    
+    public Task<bool> AddFriend(User user, User friend);
 }

src/Model/Service/EmailSender.cs

@@ -0,0 +1,31 @@
+
+using Entities;
+using Microsoft.AspNetCore.Identity;
+using Microsoft.AspNetCore.Identity.UI.Services;
+
+namespace Model.Service;
+
+public class EmailSender : IEmailSender<AthleteEntity>
+{
+    private IEmailSender<AthleteEntity> _emailSenderImplementation;
+
+    public async Task SendEmailAsync(string email, string subject, string htmlMessage)
+    {
+        throw new NotImplementedException();
+    }
+
+    public async Task SendConfirmationLinkAsync(AthleteEntity user, string email, string confirmationLink)
+    {
+        throw new NotImplementedException();
+    }
+
+    public async Task SendPasswordResetLinkAsync(AthleteEntity user, string email, string resetLink)
+    {
+        throw new NotImplementedException();
+    }
+
+    public async Task SendPasswordResetCodeAsync(AthleteEntity user, string email, string resetCode)
+    {
+        throw new NotImplementedException();
+    }
+}

src/Model/User.cs

@@ -8,7 +8,7 @@ public class User
     public string LastName { get; set; }
     public string FirstName { get; set; }
     public string Email { get; set; }
-    public string MotDePasse { get; set; }
+    public string? MotDePasse { get; set; }
     public string Sexe { get; set; }
     public float Lenght { get; set; }
     public float Weight { get; set; }
@@ -17,6 +17,8 @@ public class User
     
     protected List<Notification> Notifications { get; set; } = new List<Notification>();
     
+    public List<User> Users { get; set; } = new List<User>();
+    
     public User( string username, string profilePicture, string nom, string prenom, string email, string motDePasse, string sexe, float taille, float poids, DateTime dateNaissance, Role role)
     {
         Username = username;

src/Model2Entities/DbDataManager.cs

@@ -10,7 +10,6 @@ public partial class DbDataManager: IDataManager
 {
     public IActivityRepository ActivityRepo { get; }
     public IUserRepository UserRepo { get; }
-    
     protected HeartTrackContext DbContext { get; }
 
    // mettre si pb lors d'une requete si rollback ou pas 

src/Model2Entities/UserRepository.cs

@@ -49,5 +49,10 @@ public partial class DbDataManager
         {
             throw new NotImplementedException();
         }
+
+        public async Task<bool> AddFriend(User user, User friend)
+        {
+            throw new NotImplementedException();
+        }
     }
 }

src/StubAPI/AthleteService.cs

@@ -34,6 +34,23 @@ public class UserService : IUserRepository
     public async Task<IEnumerable<User>> GetUsers(int index, int count, AthleteOrderCriteria? orderingProperty = null, bool descending = false)
         => athletes.GetItemsWithFilterAndOrdering(c=>true,index, count,orderingProperty != AthleteOrderCriteria.None ? orderingProperty: null , descending);
 
+    public async Task<bool> AddFriend(User user, User friend)
+    {
+        if (user == null || friend == null)
+        {
+            return false;
+        }
+
+        if (user.Users.Contains(friend))
+        {
+            return false;
+        }
+        
+        user.Users.Add(friend);
+        
+        return true; 
+    }
+
     public async Task<IEnumerable<User>> GetItems(int index, int count, string? orderingProperty = null,
         bool descending = false)
     {