diff --git a/.gitignore b/.gitignore
index ade385a..af8f539 100644
--- a/.gitignore
+++ b/.gitignore
@@ -387,4 +387,6 @@ FodyWeavers.xsd
 .idea/
 *.sln.iml
 
+appsettings.Development.json
+*.Development
 *.Development.json
\ No newline at end of file
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.api/Controllers/AgenceController.cs b/Collaborateur_Epa_Back/espacecollab.backend.api/Controllers/AgenceController.cs
new file mode 100644
index 0000000..dc96075
--- /dev/null
+++ b/Collaborateur_Epa_Back/espacecollab.backend.api/Controllers/AgenceController.cs
@@ -0,0 +1,12 @@
+using espacecollab.backend.appservices;
+using espacecollab.backend.appservices.dtos;
+
+namespace espacecollab.backend.api.Controllers
+{
+    public class AgenceController : BaseController<AgenceApiDto>
+    {
+        public AgenceController(AgenceService agenceService) : base(agenceService)
+        {
+        }
+    }
+}
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.api/Controllers/BaseController.cs b/Collaborateur_Epa_Back/espacecollab.backend.api/Controllers/BaseController.cs
new file mode 100644
index 0000000..0ec5b6c
--- /dev/null
+++ b/Collaborateur_Epa_Back/espacecollab.backend.api/Controllers/BaseController.cs
@@ -0,0 +1,68 @@
+using espacecollab.backend.appservices.dtos.Interfaces;
+using espacecollab.backend.appservices.interfaces;
+using Microsoft.AspNetCore.Mvc;
+
+namespace espacecollab.backend.api.Controllers
+{
+    [Route("api/[controller]")]
+    [ApiController]
+    public abstract class BaseController<TO> : Controller where TO : class, IGenericIdApiDto
+    {
+        protected IGenericsServices<TO> Services { get; }
+
+        protected BaseController(IGenericsServices<TO> services)
+        {
+            Services = services;
+        }
+
+        [HttpGet]
+        public ActionResult<IEnumerable<TO>> GetAll()
+        {
+            return Ok(Services.GetAll());
+        }
+
+        [HttpGet("{id:int:min(1)}")]
+        public ActionResult<TO> GetById(uint id)
+        {
+            TO? apiDtos = Services.GetById(id);
+            if (apiDtos == null)
+                return NotFound();
+
+            return Ok(apiDtos);
+        }
+
+        [HttpPost]
+        public ActionResult<TO> Add(TO apiDto)
+        {
+            TO? addedApiDto = Services.Add(apiDto);
+            if (addedApiDto == null)
+                return Problem();
+
+            return Ok(addedApiDto);
+        }
+
+        [HttpDelete("{id:int:min(1)}")]
+        public ActionResult Delete(uint id)
+        {
+            bool isDeleted = Services.Delete(id);
+            if (!isDeleted)
+                return Problem();
+
+            return Ok();
+        }
+
+        [HttpPut("{collaborateurId:int:min(1)}")]
+        public ActionResult<TO> Update(uint id, TO apiDto)
+        {
+            if (apiDto.Id != id)
+                return Unauthorized();
+
+            TO? updatedApiDto = Services.Update(apiDto);
+            if (updatedApiDto == null)
+                return Problem();
+
+            return Ok(updatedApiDto);
+
+        }
+    }
+}
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.api/Controllers/CollaborateursController.cs b/Collaborateur_Epa_Back/espacecollab.backend.api/Controllers/CollaborateursController.cs
new file mode 100644
index 0000000..d23bff9
--- /dev/null
+++ b/Collaborateur_Epa_Back/espacecollab.backend.api/Controllers/CollaborateursController.cs
@@ -0,0 +1,48 @@
+using espacecollab.backend.appservices;
+using espacecollab.backend.appservices.dtos;
+using Microsoft.AspNetCore.Mvc;
+
+namespace espacecollab.backend.api.Controllers
+{
+    //[Route("api/[controller]")]
+    //[ApiController]
+    public class CollaborateursController : BaseController<CollaborateurApiDto>
+    {
+        private CollaborateursServices CollaborateursServices { get; }
+
+        public CollaborateursController(CollaborateursServices collaborateursServices) : base(collaborateursServices)
+        {
+            CollaborateursServices = collaborateursServices;
+        }
+
+        [HttpGet("businessunit/{businessUnitId:int:min(1)}")]
+        public ActionResult<IEnumerable<CollaborateurApiDto>> GetCollaborateursByBusinessUnit(uint businessUnitId)
+        {
+            IEnumerable<CollaborateurApiDto> collaborateurs = CollaborateursServices.GetCollaborateursByBusinessUnit(businessUnitId);
+            if (!collaborateurs.Any())
+                return NotFound();
+
+            return Ok(collaborateurs);
+        }
+
+        [HttpGet("referrer/{referrerId:int:min(1)}")]
+        public ActionResult<IEnumerable<CollaborateurApiDto>> GetCollaborateursByReferrer(uint referrerId)
+        {
+            IEnumerable<CollaborateurApiDto> collaborateurs = CollaborateursServices.GetCollaborateursByReferrer(referrerId);
+            if (!collaborateurs.Any())
+                return NotFound();
+
+            return Ok(collaborateurs);
+        }
+
+        [HttpGet("apsidemail/{apsideMail:minlength(1):regex(^\\S.*)}")]
+        public ActionResult<CollaborateurApiDto> GetCollaborateurByApsideMail(string apsideMail)
+        {
+            CollaborateurApiDto? collaborateur = CollaborateursServices.GetCollaborateurByApsideMail(apsideMail);
+            if (collaborateur == null)
+                return NotFound();
+
+            return Ok(collaborateur);
+        }
+    }
+}
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.api/Program.cs b/Collaborateur_Epa_Back/espacecollab.backend.api/Program.cs
index 48863a6..edf6cfb 100644
--- a/Collaborateur_Epa_Back/espacecollab.backend.api/Program.cs
+++ b/Collaborateur_Epa_Back/espacecollab.backend.api/Program.cs
@@ -1,25 +1,17 @@
-var builder = WebApplication.CreateBuilder(args);
-
-// Add services to the container.
-
-builder.Services.AddControllers();
-// Learn more about configuring Swagger/OpenAPI at https://aka.ms/aspnetcore/swashbuckle
-builder.Services.AddEndpointsApiExplorer();
-builder.Services.AddSwaggerGen();
-
-var app = builder.Build();
-
-// Configure the HTTP request pipeline.
-if (app.Environment.IsDevelopment())
+namespace espacecollab.backend.api
 {
-    app.UseSwagger();
-    app.UseSwaggerUI();
+    public static class Program
+    {
+        public static void Main(string[] args)
+        {
+            CreateHostBuilder(args).Build().Run();
+        }
+
+        public static IHostBuilder CreateHostBuilder(string[] args) =>
+            Host.CreateDefaultBuilder(args)
+                .ConfigureWebHostDefaults(webBuilder =>
+                {
+                    webBuilder.UseStartup<Startup>();
+                });
+    }
 }
-
-app.UseHttpsRedirection();
-
-app.UseAuthorization();
-
-app.MapControllers();
-
-app.Run();
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.api/Register.cs b/Collaborateur_Epa_Back/espacecollab.backend.api/Register.cs
new file mode 100644
index 0000000..603e14a
--- /dev/null
+++ b/Collaborateur_Epa_Back/espacecollab.backend.api/Register.cs
@@ -0,0 +1,29 @@
+using espacecollab.backend.appservices;
+using espacecollab.backend.infrastructure.fake;
+using espacecollab.backend.infrastructure.interfaces;
+using espacecollab.backend.infrastructure.sql;
+using espacecollab.backend.infrastructure.sql.Options;
+using espacecollab.backend.infrastructure.sql.Repository;
+
+namespace espacecollab.backend.api;
+
+internal static class Register
+{
+    public static void InjectDependencies(IServiceCollection services, SqlOption contextOptions)
+    {
+        services.AddScoped<CollaborateursServices>();
+        services.AddScoped<AgenceService>();
+
+        if (contextOptions.LoadFake)
+        {
+            services.AddSingleton<ICollaborateurRepository, FakeCollaborateurRepository>();
+            services.AddSingleton<IAgenceRepository, FakeAgenceRepository>();
+        }
+        else
+        {
+            services.AddScoped<MainDbContext>();
+            services.AddScoped<ICollaborateurRepository, CollaborateurSqlRepository>();
+            services.AddScoped<IAgenceRepository, AgenceSqlRepository>();
+        }
+    }
+}
\ No newline at end of file
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.api/Startup.cs b/Collaborateur_Epa_Back/espacecollab.backend.api/Startup.cs
new file mode 100644
index 0000000..1231a37
--- /dev/null
+++ b/Collaborateur_Epa_Back/espacecollab.backend.api/Startup.cs
@@ -0,0 +1,52 @@
+using espacecollab.backend.infrastructure.sql.Options;
+
+namespace espacecollab.backend.api
+{
+    public class Startup
+    {
+        public IConfiguration Configuration { get; }
+        public Startup(IConfiguration configuration)
+        {
+            Configuration = configuration;
+        }
+
+        // This method gets called by the runtime. Use this method to add services to the container.
+        public void ConfigureServices(IServiceCollection services)
+        {
+            IConfigurationSection sqlSection = Configuration.GetSection(SqlOption.Key);
+            services.Configure<SqlOption>(sqlSection);
+            SqlOption sqlOptions = sqlSection.Get<SqlOption>();
+
+            services.AddControllers();
+            services.AddRouting(options => options.LowercaseUrls = true);
+
+            services.AddEndpointsApiExplorer();
+            services.AddSwaggerGen();
+
+            Register.InjectDependencies(services, sqlOptions);
+        }
+
+        // This method gets called by the runtime. Use this method to configure the HTTP request pipeline.
+        public void Configure(IApplicationBuilder app, IWebHostEnvironment env)
+        {
+            if (env.IsDevelopment())
+            {
+                app.UseDeveloperExceptionPage();
+            }
+
+            app.UseSwagger();
+            app.UseSwaggerUI();
+
+            app.UseHttpsRedirection();
+
+            app.UseRouting();
+
+            app.UseAuthorization();
+
+            app.UseEndpoints(endpoints =>
+            {
+                endpoints.MapControllers();
+            });
+        }
+    }
+}
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.api/appsettings.json b/Collaborateur_Epa_Back/espacecollab.backend.api/appsettings.json
index 10f68b8..eb754e8 100644
--- a/Collaborateur_Epa_Back/espacecollab.backend.api/appsettings.json
+++ b/Collaborateur_Epa_Back/espacecollab.backend.api/appsettings.json
@@ -5,5 +5,9 @@
       "Microsoft.AspNetCore": "Warning"
     }
   },
-  "AllowedHosts": "*"
+  "AllowedHosts": "*",
+  "Sql": {
+    "LoadFake": true,
+    "ConnectionString": "server=127.0.0.1;uid=root;pwd=root;database=collaborateur_epa"
+  }
 }
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.api/espacecollab.backend.api.csproj b/Collaborateur_Epa_Back/espacecollab.backend.api/espacecollab.backend.api.csproj
index 14554a8..eacb4b7 100644
--- a/Collaborateur_Epa_Back/espacecollab.backend.api/espacecollab.backend.api.csproj
+++ b/Collaborateur_Epa_Back/espacecollab.backend.api/espacecollab.backend.api.csproj
@@ -11,7 +11,9 @@
   </ItemGroup>
 
   <ItemGroup>
-    <Folder Include="Controllers\" />
+    <ProjectReference Include="..\espacecollab.backend.appservices\espacecollab.backend.appservices.csproj" />
+    <ProjectReference Include="..\espacecollab.backend.infrastructure.fake\espacecollab.backend.infrastructure.fake.csproj" />
+    <ProjectReference Include="..\espacecollab.backend.infrastructure.sql\espacecollab.backend.infrastructure.sql.csproj" />
   </ItemGroup>
 
 </Project>
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.appservices.dtos/AgenceApiDto.cs b/Collaborateur_Epa_Back/espacecollab.backend.appservices.dtos/AgenceApiDto.cs
new file mode 100644
index 0000000..630761b
--- /dev/null
+++ b/Collaborateur_Epa_Back/espacecollab.backend.appservices.dtos/AgenceApiDto.cs
@@ -0,0 +1,8 @@
+using espacecollab.backend.appservices.dtos.Interfaces;
+
+namespace espacecollab.backend.appservices.dtos;
+
+public record AgenceApiDto(uint Id, string Name) : IGenericIdApiDto
+{
+    public uint Id { get; set; } = Id;
+}
\ No newline at end of file
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.appservices.dtos/CollaborateurApiDto.cs b/Collaborateur_Epa_Back/espacecollab.backend.appservices.dtos/CollaborateurApiDto.cs
new file mode 100644
index 0000000..ceb58c5
--- /dev/null
+++ b/Collaborateur_Epa_Back/espacecollab.backend.appservices.dtos/CollaborateurApiDto.cs
@@ -0,0 +1,10 @@
+using espacecollab.backend.appservices.dtos.Interfaces;
+
+namespace espacecollab.backend.appservices.dtos
+{
+    public record CollaborateurApiDto(uint Id, string Name, string FirstName, DateTime BirthDate, EnumGenreApi Gender, EnumStatutApi Status, int ChildrenNumber, string Address, 
+                                      string Telephone, string PersonalMail, string ApsideMail, DateTime ResignationDate, int ReferrerId, int BusinessUnitId) : IGenericIdApiDto
+    {
+        public uint Id { get; set; } = Id;
+    }
+}
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.appservices.dtos/EnumGenreApi.cs b/Collaborateur_Epa_Back/espacecollab.backend.appservices.dtos/EnumGenreApi.cs
new file mode 100644
index 0000000..9414526
--- /dev/null
+++ b/Collaborateur_Epa_Back/espacecollab.backend.appservices.dtos/EnumGenreApi.cs
@@ -0,0 +1,9 @@
+namespace espacecollab.backend.appservices.dtos
+{
+    public enum EnumGenreApi
+    {
+        MASCULIN,
+        FEMININ,
+        AUTRE
+    }
+}
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.appservices.dtos/EnumStatutApi.cs b/Collaborateur_Epa_Back/espacecollab.backend.appservices.dtos/EnumStatutApi.cs
new file mode 100644
index 0000000..0cad417
--- /dev/null
+++ b/Collaborateur_Epa_Back/espacecollab.backend.appservices.dtos/EnumStatutApi.cs
@@ -0,0 +1,10 @@
+namespace espacecollab.backend.appservices.dtos
+{
+    public enum EnumStatutApi
+    {
+        CADRE,
+        NONCADRE,
+        ALTERNANT,
+        STAGIAIRE
+    }
+}
\ No newline at end of file
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.appservices.dtos/Interfaces/IGenericIdSqlDto.cs b/Collaborateur_Epa_Back/espacecollab.backend.appservices.dtos/Interfaces/IGenericIdSqlDto.cs
new file mode 100644
index 0000000..167465b
--- /dev/null
+++ b/Collaborateur_Epa_Back/espacecollab.backend.appservices.dtos/Interfaces/IGenericIdSqlDto.cs
@@ -0,0 +1,7 @@
+namespace espacecollab.backend.appservices.dtos.Interfaces
+{
+    public interface IGenericIdApiDto
+    {
+        public uint Id { get; set; }
+    }
+}
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.appservices.dtos/Mappers/AgenceMapper.cs b/Collaborateur_Epa_Back/espacecollab.backend.appservices.dtos/Mappers/AgenceMapper.cs
new file mode 100644
index 0000000..bb078b5
--- /dev/null
+++ b/Collaborateur_Epa_Back/espacecollab.backend.appservices.dtos/Mappers/AgenceMapper.cs
@@ -0,0 +1,15 @@
+using espacecollab.backend.infrastructure.sql.dtos;
+
+namespace espacecollab.backend.appservices.dtos.Mappers;
+
+public static class AgenceMapper
+{
+    public static AgenceApiDto ToApi(this AgenceSqlDto agenceSqlDto)
+    {
+        return new AgenceApiDto((uint)agenceSqlDto.Id, agenceSqlDto.Name);
+    }
+    public static AgenceSqlDto ToSql(this AgenceApiDto agenceApiDto)
+    {
+        return new AgenceSqlDto((int)agenceApiDto.Id, agenceApiDto.Name);
+    }
+}
\ No newline at end of file
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.appservices.dtos/Mappers/CollaborateurApiDtoMapper.cs b/Collaborateur_Epa_Back/espacecollab.backend.appservices.dtos/Mappers/CollaborateurApiDtoMapper.cs
new file mode 100644
index 0000000..b604f55
--- /dev/null
+++ b/Collaborateur_Epa_Back/espacecollab.backend.appservices.dtos/Mappers/CollaborateurApiDtoMapper.cs
@@ -0,0 +1,23 @@
+using espacecollab.backend.infrastructure.sql.dtos;
+
+namespace espacecollab.backend.appservices.dtos.Mappers
+{
+    public static class CollaborateurMapper
+    {
+        public static CollaborateurApiDto ToApi(this CollaborateurSqlDto collaborateurSql)
+        {
+            return new CollaborateurApiDto((uint)collaborateurSql.Id, collaborateurSql.Name, collaborateurSql.FirstName,
+                collaborateurSql.BirthDate, collaborateurSql.Gender.ToEnumGenreApi(), collaborateurSql.Status.ToEnumStatutApi(), collaborateurSql.ChildrenNumber,
+                collaborateurSql.Address, collaborateurSql.Telephone, collaborateurSql.PersonalMail, collaborateurSql.ApsideMail,
+                collaborateurSql.ResignationDate, collaborateurSql.ReferrerId, collaborateurSql.BusinessUnitId);
+        }
+
+        public static CollaborateurSqlDto ToSql(this CollaborateurApiDto collaborateurApi)
+        {
+            return new CollaborateurSqlDto((int)collaborateurApi.Id, collaborateurApi.Name, collaborateurApi.FirstName,
+                collaborateurApi.BirthDate, collaborateurApi.Gender.ToEnumGenreSql(), collaborateurApi.Status.ToEnumStatutSql(), collaborateurApi.ChildrenNumber,
+                collaborateurApi.Address, collaborateurApi.Telephone, collaborateurApi.PersonalMail, collaborateurApi.ApsideMail,
+                collaborateurApi.ResignationDate, collaborateurApi.ReferrerId, collaborateurApi.BusinessUnitId);
+        }
+    }
+}
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.appservices.dtos/Mappers/EnumGenreMapper.cs b/Collaborateur_Epa_Back/espacecollab.backend.appservices.dtos/Mappers/EnumGenreMapper.cs
new file mode 100644
index 0000000..ff142fc
--- /dev/null
+++ b/Collaborateur_Epa_Back/espacecollab.backend.appservices.dtos/Mappers/EnumGenreMapper.cs
@@ -0,0 +1,29 @@
+using espacecollab.backend.infrastructure.sql.dtos.Values;
+
+namespace espacecollab.backend.appservices.dtos.Mappers
+{
+    public static class EnumGenreMapper
+    {
+        public static EnumGenreApi ToEnumGenreApi(this EnumGenreSql enumGenreSql)
+        {
+            return enumGenreSql switch
+            {
+                EnumGenreSql.MASCULIN => EnumGenreApi.MASCULIN,
+                EnumGenreSql.FEMININ => EnumGenreApi.FEMININ,
+                EnumGenreSql.AUTRE => EnumGenreApi.AUTRE,
+                _ => EnumGenreApi.AUTRE,
+            };
+        }
+
+        public static EnumGenreSql ToEnumGenreSql(this EnumGenreApi enumGenreApi)
+        {
+            return enumGenreApi switch
+            {
+                EnumGenreApi.MASCULIN => EnumGenreSql.MASCULIN,
+                EnumGenreApi.FEMININ => EnumGenreSql.FEMININ,
+                EnumGenreApi.AUTRE => EnumGenreSql.AUTRE,
+                _ => EnumGenreSql.AUTRE,
+            };
+        }
+    }
+}
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.appservices.dtos/Mappers/EnumStatutMapper.cs b/Collaborateur_Epa_Back/espacecollab.backend.appservices.dtos/Mappers/EnumStatutMapper.cs
new file mode 100644
index 0000000..85a6e5d
--- /dev/null
+++ b/Collaborateur_Epa_Back/espacecollab.backend.appservices.dtos/Mappers/EnumStatutMapper.cs
@@ -0,0 +1,31 @@
+using espacecollab.backend.infrastructure.sql.dtos.Values;
+
+namespace espacecollab.backend.appservices.dtos.Mappers
+{
+    public static class EnumStatutMapper
+    {
+        public static EnumStatutApi ToEnumStatutApi(this EnumStatutSql enumStatutSql)
+        {
+            return enumStatutSql switch
+            {
+                EnumStatutSql.STAGIAIRE => EnumStatutApi.STAGIAIRE,
+                EnumStatutSql.NONCADRE => EnumStatutApi.NONCADRE,
+                EnumStatutSql.CADRE => EnumStatutApi.CADRE,
+                EnumStatutSql.ALTERNANT => EnumStatutApi.ALTERNANT,
+                _ => EnumStatutApi.NONCADRE,
+            };
+        }
+
+        public static EnumStatutSql ToEnumStatutSql(this EnumStatutApi enumStatutApi)
+        {
+            return enumStatutApi switch
+            {
+                EnumStatutApi.STAGIAIRE => EnumStatutSql.STAGIAIRE,
+                EnumStatutApi.NONCADRE => EnumStatutSql.NONCADRE,
+                EnumStatutApi.CADRE => EnumStatutSql.CADRE,
+                EnumStatutApi.ALTERNANT => EnumStatutSql.ALTERNANT,
+                _ => EnumStatutSql.NONCADRE,
+            };
+        }
+    }
+}
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.appservices.dtos/espacecollab.backend.appservices.dtos.csproj b/Collaborateur_Epa_Back/espacecollab.backend.appservices.dtos/espacecollab.backend.appservices.dtos.csproj
index 132c02c..26c891b 100644
--- a/Collaborateur_Epa_Back/espacecollab.backend.appservices.dtos/espacecollab.backend.appservices.dtos.csproj
+++ b/Collaborateur_Epa_Back/espacecollab.backend.appservices.dtos/espacecollab.backend.appservices.dtos.csproj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
     <TargetFramework>net6.0</TargetFramework>
@@ -6,4 +6,8 @@
     <Nullable>enable</Nullable>
   </PropertyGroup>
 
+  <ItemGroup>
+    <ProjectReference Include="..\espacecollab.backend.infrastructure.sql.dtos\espacecollab.backend.infrastructure.sql.dtos.csproj" />
+  </ItemGroup>
+
 </Project>
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.appservices.interfaces/IGenericsServices.cs b/Collaborateur_Epa_Back/espacecollab.backend.appservices.interfaces/IGenericsServices.cs
new file mode 100644
index 0000000..eeeddae
--- /dev/null
+++ b/Collaborateur_Epa_Back/espacecollab.backend.appservices.interfaces/IGenericsServices.cs
@@ -0,0 +1,17 @@
+using espacecollab.backend.appservices.dtos.Interfaces;
+
+namespace espacecollab.backend.appservices.interfaces
+{
+    public interface IGenericsServices<T> where T : class, IGenericIdApiDto
+    {
+        T? Add(T apiDto);
+
+        IEnumerable<T> GetAll();
+
+        T? GetById(uint id);
+
+        T? Update(T apiDto);
+
+        bool Delete(uint apiDtoId);
+    }
+}
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.appservices.interfaces/espacecollab.backend.appservices.interfaces.csproj b/Collaborateur_Epa_Back/espacecollab.backend.appservices.interfaces/espacecollab.backend.appservices.interfaces.csproj
new file mode 100644
index 0000000..9e0ac7e
--- /dev/null
+++ b/Collaborateur_Epa_Back/espacecollab.backend.appservices.interfaces/espacecollab.backend.appservices.interfaces.csproj
@@ -0,0 +1,14 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net6.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\espacecollab.backend.appservices.dtos\espacecollab.backend.appservices.dtos.csproj" />
+    <ProjectReference Include="..\espacecollab.backend.infrastructure.sql.dtos\espacecollab.backend.infrastructure.sql.dtos.csproj" />
+  </ItemGroup>
+
+</Project>
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.appservices/AgenceService.cs b/Collaborateur_Epa_Back/espacecollab.backend.appservices/AgenceService.cs
new file mode 100644
index 0000000..fb7bfef
--- /dev/null
+++ b/Collaborateur_Epa_Back/espacecollab.backend.appservices/AgenceService.cs
@@ -0,0 +1,14 @@
+using espacecollab.backend.appservices.dtos;
+using espacecollab.backend.appservices.dtos.Mappers;
+using espacecollab.backend.infrastructure.interfaces;
+using espacecollab.backend.infrastructure.sql.dtos;
+
+namespace espacecollab.backend.appservices;
+
+public class AgenceService : GenericsServices<AgenceSqlDto, AgenceApiDto>
+{
+    public AgenceService(IAgenceRepository agenceRepository)
+            :base(agenceRepository, AgenceMapper.ToApi, AgenceMapper.ToSql)
+    {
+    }
+}
\ No newline at end of file
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.appservices/CollaborateursServices.cs b/Collaborateur_Epa_Back/espacecollab.backend.appservices/CollaborateursServices.cs
new file mode 100644
index 0000000..f9039c7
--- /dev/null
+++ b/Collaborateur_Epa_Back/espacecollab.backend.appservices/CollaborateursServices.cs
@@ -0,0 +1,36 @@
+using espacecollab.backend.appservices.dtos;
+using espacecollab.backend.appservices.dtos.Mappers;
+using espacecollab.backend.infrastructure.interfaces;
+using espacecollab.backend.infrastructure.sql.dtos;
+
+namespace espacecollab.backend.appservices
+{
+    public class CollaborateursServices : GenericsServices<CollaborateurSqlDto, CollaborateurApiDto>
+    {
+        private ICollaborateurRepository CollaborateurRepository { get; }
+
+        public CollaborateursServices(ICollaborateurRepository collaborateurRepository)
+            : base(collaborateurRepository, CollaborateurMapper.ToApi, CollaborateurMapper.ToSql)
+        {
+            CollaborateurRepository = collaborateurRepository;
+        }
+
+        public IEnumerable<CollaborateurApiDto> GetCollaborateursByBusinessUnit(uint businessUnitId)
+        {
+            return CollaborateurRepository.GetCollaborateursByBusinessUnit((int)businessUnitId).Select(collaborateurSql => collaborateurSql.ToApi());
+        }
+
+        public IEnumerable<CollaborateurApiDto> GetCollaborateursByReferrer(uint referrerId)
+        {
+            return CollaborateurRepository.GetCollaborateursByReferrer((int)referrerId).Select(collaborateurSql => collaborateurSql.ToApi());
+        }
+
+        public CollaborateurApiDto? GetCollaborateurByApsideMail(string apsideMail)
+        {
+            if (string.IsNullOrEmpty(apsideMail))
+                return null;
+
+            return CollaborateurRepository.GetCollaborateurByApsideMail(apsideMail)?.ToApi();
+        }
+    }
+}
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.appservices/GenericsServices.cs b/Collaborateur_Epa_Back/espacecollab.backend.appservices/GenericsServices.cs
new file mode 100644
index 0000000..d1c65c2
--- /dev/null
+++ b/Collaborateur_Epa_Back/espacecollab.backend.appservices/GenericsServices.cs
@@ -0,0 +1,68 @@
+using espacecollab.backend.appservices.dtos.Interfaces;
+using espacecollab.backend.appservices.interfaces;
+using espacecollab.backend.infrastructure.interfaces;
+using espacecollab.backend.infrastructure.sql.dtos.Interfaces;
+
+namespace espacecollab.backend.appservices
+{
+    public abstract class GenericsServices<T, TO> : IGenericsServices<TO> where T : class, IGenericIdSqlDto
+                                                                          where TO : class, IGenericIdApiDto
+    {
+        private Func<T, TO> MapperToApiDto { get; }
+        private Func<TO, T> MapperToSqlDto { get; }
+        
+        private IGenericRepository<T> GenericRepository { get; }
+
+        protected GenericsServices(IGenericRepository<T> genericRepository, Func<T, TO> mapperToApiDto, Func<TO, T> mapperToSqlDto)
+        {
+            GenericRepository = genericRepository;
+            MapperToApiDto = mapperToApiDto;
+            MapperToSqlDto = mapperToSqlDto;
+        }
+
+        public IEnumerable<TO> GetAll()
+        {
+            return GenericRepository.GetAll().Select(entity => MapperToApiDto(entity)).ToList();
+        }
+
+        public TO? GetById(uint id)
+        {
+            T? entity = GenericRepository.GetById((int)id);
+            if (entity == null)
+                return null;
+
+            return MapperToApiDto(entity);
+        }
+
+        public TO? Add(TO apiDto)
+        {
+            T sqlDto = MapperToSqlDto(apiDto);
+
+            T? entitySqlValidation = GenericRepository.Add(sqlDto);
+            if (entitySqlValidation == null)
+                return null;
+
+            return MapperToApiDto(entitySqlValidation);
+        }
+
+        public TO? Update(TO apiDto)
+        {
+            if (GetById(apiDto.Id) == null)
+            {
+                return null;
+            }
+            T sqlDto = MapperToSqlDto(apiDto);
+            T? sqlDtoValidation = GenericRepository.Update(sqlDto);
+
+            if (sqlDtoValidation == null)
+                return null;
+
+            return MapperToApiDto(sqlDtoValidation);
+        }
+
+        public bool Delete(uint apiDtoId)
+        {
+            return GenericRepository.Delete((int)apiDtoId);
+        }
+    }
+}
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.appservices/espacecollab.backend.appservices.csproj b/Collaborateur_Epa_Back/espacecollab.backend.appservices/espacecollab.backend.appservices.csproj
index 132c02c..098754d 100644
--- a/Collaborateur_Epa_Back/espacecollab.backend.appservices/espacecollab.backend.appservices.csproj
+++ b/Collaborateur_Epa_Back/espacecollab.backend.appservices/espacecollab.backend.appservices.csproj
@@ -6,4 +6,10 @@
     <Nullable>enable</Nullable>
   </PropertyGroup>
 
+  <ItemGroup>
+    <ProjectReference Include="..\espacecollab.backend.appservices.dtos\espacecollab.backend.appservices.dtos.csproj" />
+    <ProjectReference Include="..\espacecollab.backend.appservices.interfaces\espacecollab.backend.appservices.interfaces.csproj" />
+    <ProjectReference Include="..\espacecollab.backend.infrastructure.sql\espacecollab.backend.infrastructure.sql.csproj" />
+  </ItemGroup>
+
 </Project>
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.fake/FakeAgenceRepository.cs b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.fake/FakeAgenceRepository.cs
new file mode 100644
index 0000000..5cdd3ad
--- /dev/null
+++ b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.fake/FakeAgenceRepository.cs
@@ -0,0 +1,18 @@
+using espacecollab.backend.infrastructure.interfaces;
+using espacecollab.backend.infrastructure.sql.dtos;
+
+namespace espacecollab.backend.infrastructure.fake
+{
+    public class FakeAgenceRepository : GenericFakeRepository<AgenceSqlDto>, IAgenceRepository
+    {
+        public FakeAgenceRepository()
+        {
+            Context = new List<AgenceSqlDto>
+            {
+                new(1, "Tours"),
+
+                new(2, "Clermont-Ferrand")
+            };
+        }
+    }
+}
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.fake/FakeCollaborateurRepository.cs b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.fake/FakeCollaborateurRepository.cs
new file mode 100644
index 0000000..d6aa6bc
--- /dev/null
+++ b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.fake/FakeCollaborateurRepository.cs
@@ -0,0 +1,42 @@
+using espacecollab.backend.infrastructure.interfaces;
+using espacecollab.backend.infrastructure.sql.dtos;
+using espacecollab.backend.infrastructure.sql.dtos.Values;
+
+namespace espacecollab.backend.infrastructure.fake
+{
+    public class FakeCollaborateurRepository : GenericFakeRepository<CollaborateurSqlDto>, ICollaborateurRepository
+    {
+        public FakeCollaborateurRepository()
+        {
+            Context = new List<CollaborateurSqlDto>
+            {
+                new(1, "Dupont", "Jean", new DateTime(1980, 12, 10),
+                    EnumGenreSql.MASCULIN, EnumStatutSql.NONCADRE, 0, "1 rue du Louvre, 63000, Clermont-Ferrand", "0660258644",
+                    "jean.dupont@gmail.com", "jean.dupont@apside-groupe.com", new DateTime(2023, 12, 17), 2, 1),
+
+                new(2, "Michel", "Laura", new DateTime(1985, 08, 12),
+                    EnumGenreSql.FEMININ, EnumStatutSql.NONCADRE, 0, "5 rue du Louvre, 63000, Clermont-Ferrand", "0660258644",
+                    "laura.michel@gmail.com", "laura.michel@apside-groupe.com", new DateTime(2023, 12, 17), 1, 1)
+            };
+        }
+
+        #region  méthodes spécifiques à l'interface ICollaborateurRepository
+
+        public IList<CollaborateurSqlDto> GetCollaborateursByBusinessUnit(int businessUnitId)
+        {
+            return Context.Where(entity => entity.BusinessUnitId == businessUnitId).ToList();
+        }
+
+        public IList<CollaborateurSqlDto> GetCollaborateursByReferrer(int referrerId)
+        {
+            return Context.Where(entity => entity.ReferrerId == referrerId).ToList();
+        }
+
+        public CollaborateurSqlDto GetCollaborateurByApsideMail(string apsideMail)
+        {
+            return Context.First(entity => entity.ApsideMail == apsideMail);
+        }
+
+        #endregion
+    }
+}
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.fake/GenericFakeRepository.cs b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.fake/GenericFakeRepository.cs
new file mode 100644
index 0000000..f155d9c
--- /dev/null
+++ b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.fake/GenericFakeRepository.cs
@@ -0,0 +1,49 @@
+using espacecollab.backend.infrastructure.interfaces;
+using espacecollab.backend.infrastructure.sql.dtos.Interfaces;
+
+namespace espacecollab.backend.infrastructure.fake
+{
+    public class GenericFakeRepository<T> : IGenericRepository<T> where T : class, IGenericIdSqlDto
+    {
+        protected List<T> Context { get; set; }
+
+        public virtual T? Add(T entity)
+        {
+            int lastId = Context.Max(e => e.Id);
+            entity.Id = lastId + 1;
+
+            Context.Add(entity);
+
+            return entity;
+        }
+
+        public virtual bool Delete(int entityId)
+        {
+            T? entity = GetById(entityId);
+            if (entity == null) return false;
+            return Context.Remove(entity);
+        }
+
+        public virtual IEnumerable<T> GetAll()
+        {
+            return Context.ToList();
+        }
+
+        public virtual T? GetById(int id)
+        {
+            return Context.FirstOrDefault(entity => entity.Id == id);
+        }
+
+        public virtual T? Update(T entity)
+        {
+            T? oldEntity = GetById(entity.Id);
+            if (oldEntity == null)
+                return null;
+
+            Context.Remove(oldEntity);
+            Context.Add(entity);
+
+            return Context.FirstOrDefault(e => e.Id == entity.Id);
+        }
+    }
+}
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.fake/espacecollab.backend.infrastructure.fake.csproj b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.fake/espacecollab.backend.infrastructure.fake.csproj
new file mode 100644
index 0000000..2b4f8c9
--- /dev/null
+++ b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.fake/espacecollab.backend.infrastructure.fake.csproj
@@ -0,0 +1,14 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net6.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\espacecollab.backend.infrastructure.interfaces\espacecollab.backend.infrastructure.interfaces.csproj" />
+    <ProjectReference Include="..\espacecollab.backend.infrastructure.sql.dtos\espacecollab.backend.infrastructure.sql.dtos.csproj" />
+  </ItemGroup>
+
+</Project>
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.interfaces/IAgenceRepository.cs b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.interfaces/IAgenceRepository.cs
new file mode 100644
index 0000000..1443cdd
--- /dev/null
+++ b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.interfaces/IAgenceRepository.cs
@@ -0,0 +1,8 @@
+using espacecollab.backend.infrastructure.sql.dtos;
+
+namespace espacecollab.backend.infrastructure.interfaces
+{
+    public interface IAgenceRepository : IGenericRepository<AgenceSqlDto>
+    {
+    }
+}
\ No newline at end of file
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.interfaces/IBusinessUnitRepository.cs b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.interfaces/IBusinessUnitRepository.cs
new file mode 100644
index 0000000..42a10fd
--- /dev/null
+++ b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.interfaces/IBusinessUnitRepository.cs
@@ -0,0 +1,8 @@
+using espacecollab.backend.infrastructure.sql.dtos;
+
+namespace espacecollab.backend.infrastructure.interfaces
+{
+    public interface IBusinessUnitRepository : IGenericRepository<BusinessUnitSqlDto>
+    {
+    }
+}
\ No newline at end of file
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.interfaces/ICollaborateurRepository.cs b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.interfaces/ICollaborateurRepository.cs
new file mode 100644
index 0000000..f89aecb
--- /dev/null
+++ b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.interfaces/ICollaborateurRepository.cs
@@ -0,0 +1,11 @@
+using espacecollab.backend.infrastructure.sql.dtos;
+
+namespace espacecollab.backend.infrastructure.interfaces
+{
+    public interface ICollaborateurRepository : IGenericRepository<CollaborateurSqlDto>
+    {
+        CollaborateurSqlDto? GetCollaborateurByApsideMail(string apsideMail);
+        IList<CollaborateurSqlDto> GetCollaborateursByBusinessUnit(int businessUnitId);
+        IList<CollaborateurSqlDto> GetCollaborateursByReferrer(int referrerId);
+    }
+}
\ No newline at end of file
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.interfaces/IGenericRepository.cs b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.interfaces/IGenericRepository.cs
new file mode 100644
index 0000000..a071958
--- /dev/null
+++ b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.interfaces/IGenericRepository.cs
@@ -0,0 +1,14 @@
+using espacecollab.backend.infrastructure.sql.dtos.Interfaces;
+
+namespace espacecollab.backend.infrastructure.interfaces
+{
+    public interface IGenericRepository<T> where T : class, IGenericIdSqlDto
+    {
+        T? Add(T entity);
+        bool Delete(int entityId);
+        IEnumerable<T> GetAll();
+        T? GetById(int id);
+        T? Update(T entity);
+        //void GetAll<T>() where T : class, IGenericSqlDto;
+    }
+}
\ No newline at end of file
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.interfaces/IPeriodeEssaiRepository.cs b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.interfaces/IPeriodeEssaiRepository.cs
new file mode 100644
index 0000000..64e08f1
--- /dev/null
+++ b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.interfaces/IPeriodeEssaiRepository.cs
@@ -0,0 +1,8 @@
+using espacecollab.backend.infrastructure.sql.dtos;
+
+namespace espacecollab.backend.infrastructure.interfaces
+{
+    public interface IPeriodeEssaiRepository : IGenericRepository<PeriodeEssaiSqlDto>
+    {
+    }
+}
\ No newline at end of file
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.interfaces/IProjetRepository.cs b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.interfaces/IProjetRepository.cs
new file mode 100644
index 0000000..8738106
--- /dev/null
+++ b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.interfaces/IProjetRepository.cs
@@ -0,0 +1,9 @@
+using espacecollab.backend.infrastructure.sql.dtos;
+
+namespace espacecollab.backend.infrastructure.interfaces
+{
+    public interface IProjetRepository : IGenericRepository<ProjetSqlDto>
+    {
+        IList<ProjetSqlDto> GetProjetsByClient(string client);
+    }
+}
\ No newline at end of file
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.interfaces/IReferencementRepository.cs b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.interfaces/IReferencementRepository.cs
new file mode 100644
index 0000000..4bb453e
--- /dev/null
+++ b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.interfaces/IReferencementRepository.cs
@@ -0,0 +1,10 @@
+using espacecollab.backend.infrastructure.sql.dtos;
+
+namespace espacecollab.backend.infrastructure.interfaces
+{
+    public interface IReferencementRepository : IGenericRepository<ReferencementSqlDto>
+    {
+        IList<CollaborateurSqlDto>? GetReferrersByCollaborateurId(int collaborateurId);
+        IList<CollaborateurSqlDto>? GetReferrersByCollaborateurApsideMail(string apsideMail);
+    }
+}
\ No newline at end of file
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.interfaces/espacecollab.backend.infrastructure.interfaces.csproj b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.interfaces/espacecollab.backend.infrastructure.interfaces.csproj
new file mode 100644
index 0000000..a18f76e
--- /dev/null
+++ b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.interfaces/espacecollab.backend.infrastructure.interfaces.csproj
@@ -0,0 +1,13 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net6.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\espacecollab.backend.infrastructure.sql.dtos\espacecollab.backend.infrastructure.sql.dtos.csproj" />
+  </ItemGroup>
+
+</Project>
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/AgenceSqlDto.cs b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/AgenceSqlDto.cs
index 7914345..780ffaa 100644
--- a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/AgenceSqlDto.cs
+++ b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/AgenceSqlDto.cs
@@ -1,10 +1,11 @@
 using System.Diagnostics.CodeAnalysis;
+using espacecollab.backend.infrastructure.sql.dtos.Interfaces;
 
 namespace espacecollab.backend.infrastructure.sql.dtos
 {
-    public class AgenceSqlDto
+    public class AgenceSqlDto : IGenericIdSqlDto
     {
-        public Guid Id { get; set; }
+        public int Id { get; set; }
         public string Name { get; set; }
 
         [ExcludeFromCodeCoverage]
@@ -13,10 +14,11 @@ namespace espacecollab.backend.infrastructure.sql.dtos
         {
         }
 
-        public AgenceSqlDto(Guid id, string name)
+        public AgenceSqlDto(int id, string name)
         {
             Id = id;
             Name = name;
         }
+
     }
 }
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/BusinessUnitSqlDto.cs b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/BusinessUnitSqlDto.cs
index 04b205b..1a8029f 100644
--- a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/BusinessUnitSqlDto.cs
+++ b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/BusinessUnitSqlDto.cs
@@ -1,12 +1,13 @@
 using System.Diagnostics.CodeAnalysis;
+using espacecollab.backend.infrastructure.sql.dtos.Interfaces;
 
 namespace espacecollab.backend.infrastructure.sql.dtos
 {
-    public class BusinessUnitSqlDto
+    public class BusinessUnitSqlDto : IGenericIdSqlDto
     {
-        public Guid Id { get; set; }
+        public int Id { get; set; }
         public string Name { get; set; }
-        public Guid AgenceId { get; set; }
+        public int AgenceId { get; set; }
 
 
         [ExcludeFromCodeCoverage]
@@ -14,11 +15,13 @@ namespace espacecollab.backend.infrastructure.sql.dtos
         {
         }
 
-        public BusinessUnitSqlDto(Guid id, string name, Guid agenceId)
+        public BusinessUnitSqlDto(int id, string name, int agenceId)
         {
             Id = id;
             Name = name;
             AgenceId = agenceId;
         }
+
+
     }
 }
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/CollaborateurAppartientBusinessUnitSqlDto.cs b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/CollaborateurAppartientBusinessUnitSqlDto.cs
index c9858c5..03fc86a 100644
--- a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/CollaborateurAppartientBusinessUnitSqlDto.cs
+++ b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/CollaborateurAppartientBusinessUnitSqlDto.cs
@@ -1,21 +1,24 @@
 using System.Diagnostics.CodeAnalysis;
 
-namespace espacecollab.backend.infrastructure.sql.dtos.Associations
+namespace espacecollab.backend.infrastructure.sql.dtos
 {
     public class CollaborateurAppartientBusinessUnitSqlDto
     {
-        public Guid CollaborateurId { get; set; }
-        public Guid BusinessUnitId { get; set; }
+        public int CollaborateurId { get; set; }
+        public int BusinessUnitId { get; set; }
+
 
         [ExcludeFromCodeCoverage]
         private CollaborateurAppartientBusinessUnitSqlDto()
         {
         }
 
-        public CollaborateurAppartientBusinessUnitSqlDto(Guid collaborateurId, Guid businessUnitId)
+        public CollaborateurAppartientBusinessUnitSqlDto(int collaborateurId, int businessUnitId)
         {
             CollaborateurId = collaborateurId;
             BusinessUnitId = businessUnitId;
         }
+
+
     }
 }
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/CollaborateurCollaboreProjetSqlDto.cs b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/CollaborateurCollaboreProjetSqlDto.cs
index ad03f99..0c61504 100644
--- a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/CollaborateurCollaboreProjetSqlDto.cs
+++ b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/CollaborateurCollaboreProjetSqlDto.cs
@@ -4,8 +4,8 @@ namespace espacecollab.backend.infrastructure.sql.dtos
 {
     public class CollaborateurCollaboreProjetSqlDto
     {
-        public Guid CollaborateurId { get; set; }
-        public Guid ProjetId { get; set; }
+        public int CollaborateurId { get; set; }
+        public int ProjetId { get; set; }
         public bool IsManager { get; set; }
 
         [ExcludeFromCodeCoverage]
@@ -13,11 +13,12 @@ namespace espacecollab.backend.infrastructure.sql.dtos
         {
         }
 
-        public CollaborateurCollaboreProjetSqlDto(Guid collaborateurId, Guid projetId, bool isManager)
+        public CollaborateurCollaboreProjetSqlDto(int collaborateurId, int projetId, bool isManager)
         {
             CollaborateurId = collaborateurId;
             ProjetId = projetId;
             IsManager = isManager;
         }
+
     }
 }
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/CollaborateurEffectuePeriodeEssaiSqlDto.cs b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/CollaborateurEffectuePeriodeEssaiSqlDto.cs
deleted file mode 100644
index bfe853b..0000000
--- a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/CollaborateurEffectuePeriodeEssaiSqlDto.cs
+++ /dev/null
@@ -1,21 +0,0 @@
-using System.Diagnostics.CodeAnalysis;
-
-namespace espacecollab.backend.infrastructure.sql.dtos.Associations
-{
-    public class CollaborateurEffectuePeriodeEssaiSqlDto
-    {
-        public Guid CollaborateurId { get; set; }
-        public Guid PeriodeEssaiId { get; set;}
-
-        [ExcludeFromCodeCoverage]
-        private CollaborateurEffectuePeriodeEssaiSqlDto()
-        {
-        }
-
-        public CollaborateurEffectuePeriodeEssaiSqlDto(Guid collaborateurId, Guid periodeEssaiId)
-        {
-            CollaborateurId = collaborateurId;
-            PeriodeEssaiId = periodeEssaiId;
-        }
-    }
-}
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/CollaborateurEstFonctionSqlDto.cs b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/CollaborateurEstFonctionSqlDto.cs
index be2ecde..cf7fcde 100644
--- a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/CollaborateurEstFonctionSqlDto.cs
+++ b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/CollaborateurEstFonctionSqlDto.cs
@@ -1,21 +1,23 @@
 using System.Diagnostics.CodeAnalysis;
 
-namespace espacecollab.backend.infrastructure.sql.dtos.Associations
+namespace espacecollab.backend.infrastructure.sql.dtos
 {
     public class CollaborateurEstFonctionSqlDto
     {
-        public Guid CollaborateurId { get; set; }
-        public Guid FonctionId { get; set;}
+        public int CollaborateurId { get; set; }
+        public int FonctionId { get; set; }
 
         [ExcludeFromCodeCoverage]
         private CollaborateurEstFonctionSqlDto()
         {
         }
 
-        public CollaborateurEstFonctionSqlDto(Guid collaborateurId, Guid fonctionId)
+        public CollaborateurEstFonctionSqlDto(int collaborateurId, int fonctionId)
         {
             CollaborateurId = collaborateurId;
             FonctionId = fonctionId;
         }
+
+
     }
 }
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/CollaborateurSqlDto.cs b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/CollaborateurSqlDto.cs
index b7917d2..e1adf0f 100644
--- a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/CollaborateurSqlDto.cs
+++ b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/CollaborateurSqlDto.cs
@@ -1,30 +1,38 @@
-using espacecollab.backend.infrastructure.sql.dtos.Enums;
+using espacecollab.backend.infrastructure.sql.dtos.Values;
 using System.Diagnostics.CodeAnalysis;
+using espacecollab.backend.infrastructure.sql.dtos.Interfaces;
 
 namespace espacecollab.backend.infrastructure.sql.dtos
 {
-    public class CollaborateurSqlDto
+    public class CollaborateurSqlDto : IGenericIdSqlDto
     {
-        public Guid Id { get; set; }
+        public int Id { get; set; }
         public string Name { get; set; }
         public string FirstName { get; set; }
         public DateTime BirthDate { get; set; }
-        public EnumGenre Gender { get; set; }
-        public EnumStatut Status { get; set; }
+        public EnumGenreSql Gender { get; set; }
+        public EnumStatutSql Status { get; set; }
         public int ChildrenNumber { get; set; }
         public string Address { get; set; }
         public string Telephone { get; set; }
         public string PersonalMail { get; set; }
         public string ApsideMail { get; set; }
         public DateTime ResignationDate { get; set; }
-        public Guid ReferrerId { get; set; }
+        public int ReferrerId { get; set; }
+        public int BusinessUnitId { get; set; }
 
         [ExcludeFromCodeCoverage]
         private CollaborateurSqlDto()
         {
+            Name = string.Empty;
+            FirstName = string.Empty;
+            Address = string.Empty;
+            Telephone = string.Empty;
+            PersonalMail = string.Empty;
+            ApsideMail = string.Empty;
         }
 
-        public CollaborateurSqlDto(Guid id, string name, string firstName, DateTime birthDate, EnumGenre gender, EnumStatut status, int childrenNumber, string address, string telephone, string personalMail, string apsideMail, DateTime resignationDate, Guid referrerId)
+        public CollaborateurSqlDto(int id, string name, string firstName, DateTime birthDate, EnumGenreSql gender, EnumStatutSql status, int childrenNumber, string address, string telephone, string personalMail, string apsideMail, DateTime resignationDate, int referrerId, int businessUnitId)
         {
             Id = id;
             Name = name;
@@ -39,6 +47,8 @@ namespace espacecollab.backend.infrastructure.sql.dtos
             ApsideMail = apsideMail;
             ResignationDate = resignationDate;
             ReferrerId = referrerId;
+            BusinessUnitId = businessUnitId;
         }
+
     }
 }
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/EnumGenre.cs b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/EnumGenre.cs
deleted file mode 100644
index 83c9bef..0000000
--- a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/EnumGenre.cs
+++ /dev/null
@@ -1,9 +0,0 @@
-namespace espacecollab.backend.infrastructure.sql.dtos.Enums
-{
-    public enum EnumGenre
-    {
-        MASCULIN,
-        FEMININ,
-        AUTRE
-    }
-}
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/EnumStatut.cs b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/EnumStatut.cs
deleted file mode 100644
index 2db3de5..0000000
--- a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/EnumStatut.cs
+++ /dev/null
@@ -1,10 +0,0 @@
-namespace espacecollab.backend.infrastructure.sql.dtos.Enums
-{
-    public enum EnumStatut
-    {
-        CADRE,
-        NONCADRE,
-        ALTERNANT,
-        STAGIAIRE
-    }
-}
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/FonctionSqlDto.cs b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/FonctionSqlDto.cs
index 748ad5f..0d67697 100644
--- a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/FonctionSqlDto.cs
+++ b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/FonctionSqlDto.cs
@@ -1,10 +1,11 @@
 using System.Diagnostics.CodeAnalysis;
+using espacecollab.backend.infrastructure.sql.dtos.Interfaces;
 
 namespace espacecollab.backend.infrastructure.sql.dtos
 {
-    public class FonctionSqlDto
+    public class FonctionSqlDto : IGenericIdSqlDto
     {
-        public Guid Id { get; set; }
+        public int Id { get; set; }
         public string Name { get; set; }
 
         [ExcludeFromCodeCoverage]
@@ -12,10 +13,12 @@ namespace espacecollab.backend.infrastructure.sql.dtos
         {
         }
 
-        public FonctionSqlDto(Guid id, string name)
+        public FonctionSqlDto(int id, string name)
         {
             Id = id;
             Name = name;
         }
+
+
     }
 }
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/Interfaces/IGenericIdSqlDto.cs b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/Interfaces/IGenericIdSqlDto.cs
new file mode 100644
index 0000000..ce4c282
--- /dev/null
+++ b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/Interfaces/IGenericIdSqlDto.cs
@@ -0,0 +1,7 @@
+namespace espacecollab.backend.infrastructure.sql.dtos.Interfaces
+{
+    public interface IGenericIdSqlDto
+    {
+        public int Id { get; set; }
+    }
+}
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/PeriodeEssaiSqlDto.cs b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/PeriodeEssaiSqlDto.cs
index 118637a..7379399 100644
--- a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/PeriodeEssaiSqlDto.cs
+++ b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/PeriodeEssaiSqlDto.cs
@@ -1,22 +1,26 @@
-using System.Diagnostics.CodeAnalysis;
+using espacecollab.backend.infrastructure.sql.dtos.Values;
+using System.Diagnostics.CodeAnalysis;
+using espacecollab.backend.infrastructure.sql.dtos.Interfaces;
 
 namespace espacecollab.backend.infrastructure.sql.dtos
 {
-    public class PeriodeEssaiSqlDto
+    public class PeriodeEssaiSqlDto : IGenericIdSqlDto
     {
-        public Guid Id { get; set; }
+        public int Id { get; set; }
         public DateTime StartingDate { get; set; }
         public DateTime PlannedEndingDate { get; set; }
         public DateTime RealEndingDate { get; set; }
         public string Comment { get; set; }
-        public EnumIssue Issue { get; set; }
+        public EnumIssueSql Issue { get; set; }
+        public int CollaborateurId { get; set; }
 
         [ExcludeFromCodeCoverage]
         private PeriodeEssaiSqlDto()
         {
+            Comment = string.Empty;
         }
 
-        public PeriodeEssaiSqlDto(Guid id, DateTime startingDate, DateTime plannedEndingDate, DateTime realEndingDate, string comment, EnumIssue issue)
+        public PeriodeEssaiSqlDto(int id, DateTime startingDate, DateTime plannedEndingDate, DateTime realEndingDate, string comment, EnumIssueSql issue, int collaborateurId)
         {
             Id = id;
             StartingDate = startingDate;
@@ -24,6 +28,7 @@ namespace espacecollab.backend.infrastructure.sql.dtos
             RealEndingDate = realEndingDate;
             Comment = comment;
             Issue = issue;
+            CollaborateurId = collaborateurId;
         }
     }
 }
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/ProjetSqlDto.cs b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/ProjetSqlDto.cs
index 11080af..62df00f 100644
--- a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/ProjetSqlDto.cs
+++ b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/ProjetSqlDto.cs
@@ -1,10 +1,11 @@
 using System.Diagnostics.CodeAnalysis;
+using espacecollab.backend.infrastructure.sql.dtos.Interfaces;
 
 namespace espacecollab.backend.infrastructure.sql.dtos
 {
-    public class ProjetSqlDto
+    public class ProjetSqlDto : IGenericIdSqlDto
     {
-        public Guid Id { get; set; }
+        public int Id { get; set; }
         public string Name { get; set; }
         public string Client { get; set; }
         public string Description { get; set; }
@@ -16,7 +17,7 @@ namespace espacecollab.backend.infrastructure.sql.dtos
         {
         }
 
-        public ProjetSqlDto(Guid id, string name, string client, string description, DateTime startingDate, DateTime endingDate)
+        public ProjetSqlDto(int id, string name, string client, string description, DateTime startingDate, DateTime endingDate)
         {
             Id = id;
             Name = name;
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/ProjetUtiliseTechnologieSqlDto.cs b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/ProjetUtiliseTechnologieSqlDto.cs
index e8bd1d6..bf47a6a 100644
--- a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/ProjetUtiliseTechnologieSqlDto.cs
+++ b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/ProjetUtiliseTechnologieSqlDto.cs
@@ -4,15 +4,15 @@ namespace espacecollab.backend.infrastructure.sql.dtos
 {
     public class ProjetUtiliseTechnologieSqlDto
     {
-        public Guid ProjetId { get; set; }
-        public Guid TechnologieId { get; set; }
+        public int ProjetId { get; set; }
+        public int TechnologieId { get; set; }
 
         [ExcludeFromCodeCoverage]
         private ProjetUtiliseTechnologieSqlDto()
         {
         }
 
-        public ProjetUtiliseTechnologieSqlDto(Guid projetId, Guid technologieId)
+        public ProjetUtiliseTechnologieSqlDto(int projetId, int technologieId)
         {
             ProjetId = projetId;
             TechnologieId = technologieId;
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/ReferencementSqlDto.cs b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/ReferencementSqlDto.cs
index 06e3253..8bd980a 100644
--- a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/ReferencementSqlDto.cs
+++ b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/ReferencementSqlDto.cs
@@ -1,21 +1,22 @@
 using System.Diagnostics.CodeAnalysis;
+using espacecollab.backend.infrastructure.sql.dtos.Interfaces;
 
 namespace espacecollab.backend.infrastructure.sql.dtos
 {
-    public class ReferencementSqlDto
+    public class ReferencementSqlDto : IGenericIdSqlDto
     {
-        public Guid Id { get; set; }
+        public int Id { get; set; }
         public DateTime StartingDate { get; set; }
         public DateTime EndingDate { get; set; }
-        public Guid ReferredId { get; set; }
-        public Guid ReferrerId { get; set; }
+        public int ReferredId { get; set; }
+        public int ReferrerId { get; set; }
 
         [ExcludeFromCodeCoverage]
         private ReferencementSqlDto()
         {
         }
 
-        public ReferencementSqlDto(Guid id, DateTime startingDate, DateTime endingDate, Guid referredId, Guid referrerId)
+        public ReferencementSqlDto(int id, DateTime startingDate, DateTime endingDate, int referredId, int referrerId)
         {
             Id = id;
             StartingDate = startingDate;
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/SiteDeveloppeProjetSqlDto.cs b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/SiteDeveloppeProjetSqlDto.cs
index 4d03c62..8cc3395 100644
--- a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/SiteDeveloppeProjetSqlDto.cs
+++ b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/SiteDeveloppeProjetSqlDto.cs
@@ -4,18 +4,21 @@ namespace espacecollab.backend.infrastructure.sql.dtos
 {
     public class SiteDeveloppeProjetSqlDto
     {
-        public Guid SiteId { get; set; }
-        public Guid ProjetId { get; set; }
+        public int SiteId { get; set; }
+        public int ProjetId { get; set; }
 
         [ExcludeFromCodeCoverage]
         private SiteDeveloppeProjetSqlDto()
         {
         }
 
-        public SiteDeveloppeProjetSqlDto(Guid siteId, Guid projetId)
+        public SiteDeveloppeProjetSqlDto(int siteId, int projetId)
         {
             SiteId = siteId;
             ProjetId = projetId;
         }
+
+
+
     }
 }
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/SiteSqlDto.cs b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/SiteSqlDto.cs
index 2962b45..216ca5d 100644
--- a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/SiteSqlDto.cs
+++ b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/SiteSqlDto.cs
@@ -1,25 +1,29 @@
 using System.Diagnostics.CodeAnalysis;
+using espacecollab.backend.infrastructure.sql.dtos.Interfaces;
 
 namespace espacecollab.backend.infrastructure.sql.dtos
 {
-    public class SiteSqlDto
+    public class SiteSqlDto : IGenericIdSqlDto
     {
-        public Guid Id { get; set; }
+        public int Id { get; set; }
         public string Name { get; set; }
         public string Address { get; set; }
-        public Guid BusinessUnitId { get; set; }
+        public int BusinessUnitId { get; set; }
 
         [ExcludeFromCodeCoverage]
         private SiteSqlDto()
         {
         }
 
-        public SiteSqlDto(Guid id, string name, string address, Guid businessUnitId)
+        public SiteSqlDto(int id, string name, string address, int businessUnitId)
         {
             Id = id;
             Name = name;
             Address = address;
             BusinessUnitId = businessUnitId;
         }
+
+
+
     }
 }
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/TechnologieSqlDto.cs b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/TechnologieSqlDto.cs
index 73f5028..cf53ce5 100644
--- a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/TechnologieSqlDto.cs
+++ b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/TechnologieSqlDto.cs
@@ -1,8 +1,11 @@
-namespace espacecollab.backend.infrastructure.sql.dtos
+using System.Diagnostics.CodeAnalysis;
+using espacecollab.backend.infrastructure.sql.dtos.Interfaces;
+
+namespace espacecollab.backend.infrastructure.sql.dtos
 {
-    public class TechnologieSqlDto
+    public class TechnologieSqlDto : IGenericIdSqlDto
     {
-        public Guid Id { get; set; }
+        public int Id { get; set; }
         public string Name { get; set; }
 
         [ExcludeFromCodeCoverage]
@@ -10,10 +13,11 @@
         {
         }
 
-        public TechnologieSqlDto(Guid id, string name)
+        public TechnologieSqlDto(int id, string name)
         {
             Id = id;
             Name = name;
         }
+
     }
 }
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/Values/EnumGenreSql.cs b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/Values/EnumGenreSql.cs
new file mode 100644
index 0000000..f3298bc
--- /dev/null
+++ b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/Values/EnumGenreSql.cs
@@ -0,0 +1,9 @@
+namespace espacecollab.backend.infrastructure.sql.dtos.Values
+{
+    public enum EnumGenreSql
+    {
+        MASCULIN,
+        FEMININ,
+        AUTRE
+    }
+}
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/EnumIssue.cs b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/Values/EnumIssueSql.cs
similarity index 58%
rename from Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/EnumIssue.cs
rename to Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/Values/EnumIssueSql.cs
index faf7bd1..63e990c 100644
--- a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/EnumIssue.cs
+++ b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/Values/EnumIssueSql.cs
@@ -1,6 +1,6 @@
-namespace espacecollab.backend.infrastructure.sql.dtos
+namespace espacecollab.backend.infrastructure.sql.dtos.Values
 {
-    public enum EnumIssue
+    public enum EnumIssueSql
     {
         VALIDEE,
         PROLONGEE_COLLAB,
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/Values/EnumStatutSql.cs b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/Values/EnumStatutSql.cs
new file mode 100644
index 0000000..d0284a3
--- /dev/null
+++ b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql.dtos/Values/EnumStatutSql.cs
@@ -0,0 +1,10 @@
+namespace espacecollab.backend.infrastructure.sql.dtos.Values
+{
+    public enum EnumStatutSql
+    {
+        CADRE,
+        NONCADRE,
+        ALTERNANT,
+        STAGIAIRE
+    }
+}
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql/MainDbContext.cs b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql/MainDbContext.cs
new file mode 100644
index 0000000..8642097
--- /dev/null
+++ b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql/MainDbContext.cs
@@ -0,0 +1,23 @@
+using espacecollab.backend.infrastructure.sql.Options;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.Extensions.Options;
+namespace espacecollab.backend.infrastructure.sql
+{
+    public class MainDbContext : DbContext
+    {
+        private IOptions<SqlOption> SqlSettings { get; }
+
+        public MainDbContext(IOptions<SqlOption> sqlSettings)
+        {
+            SqlSettings = sqlSettings;
+        }
+
+        protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
+        {
+            optionsBuilder.UseSqlServer(SqlSettings.Value.ConnectionString, builder =>
+            {
+                builder.EnableRetryOnFailure(5, TimeSpan.FromSeconds(10), null);
+            });
+        }
+    }
+}
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql/Options/SqlOption.cs b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql/Options/SqlOption.cs
new file mode 100644
index 0000000..f741343
--- /dev/null
+++ b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql/Options/SqlOption.cs
@@ -0,0 +1,14 @@
+namespace espacecollab.backend.infrastructure.sql.Options
+{
+    public class SqlOption
+    {
+        public static string Key => "Sql";
+        public bool LoadFake { get; set; }
+        public string ConnectionString { get; set; }
+
+        public SqlOption()
+        {
+            ConnectionString = string.Empty;
+        }
+    }
+}
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql/Repository/AgenceSqlRepository.cs b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql/Repository/AgenceSqlRepository.cs
new file mode 100644
index 0000000..a5f569b
--- /dev/null
+++ b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql/Repository/AgenceSqlRepository.cs
@@ -0,0 +1,11 @@
+using espacecollab.backend.infrastructure.interfaces;
+using espacecollab.backend.infrastructure.sql.dtos;
+
+namespace espacecollab.backend.infrastructure.sql.Repository;
+
+public class AgenceSqlRepository : GenericSqlRepository<AgenceSqlDto>, IAgenceRepository
+{
+    public AgenceSqlRepository(MainDbContext context) : base(context)
+    {   
+    }
+}
\ No newline at end of file
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql/Repository/CollaborateurSqlRepository.cs b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql/Repository/CollaborateurSqlRepository.cs
new file mode 100644
index 0000000..f24bf5f
--- /dev/null
+++ b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql/Repository/CollaborateurSqlRepository.cs
@@ -0,0 +1,22 @@
+using espacecollab.backend.infrastructure.interfaces;
+using espacecollab.backend.infrastructure.sql.dtos;
+
+namespace espacecollab.backend.infrastructure.sql.Repository
+{
+    public class CollaborateurSqlRepository : GenericSqlRepository<CollaborateurSqlDto>, ICollaborateurRepository
+    {
+        public CollaborateurSqlRepository(MainDbContext context) : base(context)
+        {
+            Context = context;
+        }
+
+        public IList<CollaborateurSqlDto> GetCollaborateursByBusinessUnit(int businessUnitId)
+            => Context.Set<CollaborateurSqlDto>().Where(collaborateur => collaborateur.BusinessUnitId == businessUnitId).ToList();
+
+        public IList<CollaborateurSqlDto> GetCollaborateursByReferrer(int referrerId)
+            => Context.Set<CollaborateurSqlDto>().Where(collaborateur => collaborateur.ReferrerId == referrerId).ToList();
+
+        public CollaborateurSqlDto? GetCollaborateurByApsideMail(string apsideMail)
+            => Context?.Set<CollaborateurSqlDto>().SingleOrDefault(collaborateur => collaborateur.ApsideMail == apsideMail);
+    }
+}
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql/Repository/GenericSqlRepository.cs b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql/Repository/GenericSqlRepository.cs
new file mode 100644
index 0000000..f1986bf
--- /dev/null
+++ b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql/Repository/GenericSqlRepository.cs
@@ -0,0 +1,47 @@
+using espacecollab.backend.infrastructure.interfaces;
+using espacecollab.backend.infrastructure.sql.dtos.Interfaces;
+
+namespace espacecollab.backend.infrastructure.sql.Repository
+{
+    public class GenericSqlRepository<T> : IGenericRepository<T> where T : class, IGenericIdSqlDto
+    {
+        protected MainDbContext Context { get; set; }
+
+        public GenericSqlRepository(MainDbContext context)
+        {
+            Context = context;
+        }
+
+        public virtual T? Add(T entity)
+        {
+            return Context.Set<T>().Add(entity) as T;
+        }
+
+        public virtual bool Delete(int entityId)
+        {
+            T? entity = GetById(entityId);
+            if (entity == null) return false;
+            Context.Set<T>().Remove(entity);
+
+            return Context.SaveChanges() == 1;
+        }
+
+        public virtual IEnumerable<T> GetAll()
+        {
+            return Context.Set<T>().ToList();
+        }
+
+        public virtual T? GetById(int id)
+        {
+            return Context.Set<T>().FirstOrDefault(entity => entity.Id == id);
+        }
+
+        public virtual T? Update(T entity)
+        {
+            Context.Set<T>().Update(entity);
+            Context.SaveChanges();
+
+            return Context.Set<T>().FirstOrDefault(e => e.Id == entity.Id);
+        }
+    }
+}
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql/db/db_1_0_0.sql b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql/db/db_1_0_0.sql
index 344c6bd..aa2f461 100644
--- a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql/db/db_1_0_0.sql
+++ b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql/db/db_1_0_0.sql
@@ -46,19 +46,6 @@ CREATE TABLE IF NOT EXISTS Technologie(
     PRIMARY KEY (Id)
 );
 
-
-
-DROP TABLE IF EXISTS PeriodeEssai;
-CREATE TABLE IF NOT EXISTS PeriodeEssai(
-    Id int NOT NULL AUTO_INCREMENT,
-    StartingDate date NOT NULL,
-    PlannedEndingDate date NOT NULL,
-    RealEndingDate date NOT NULL,
-    Comment varchar(100) NOT NULL,
-    Issue ENUM('VALIDEE','PROLONGEE_COLLAB','PROLONGEE_APSIDE','ARRETEE_COLLAB','ARRETEE_APSIDE') NOT NULL,
-    PRIMARY KEY (Id)
-);
-
 DROP TABLE IF EXISTS Fonction;
 CREATE TABLE IF NOT EXISTS Fonction(
     Id int NOT NULL UNIQUE,
@@ -69,7 +56,7 @@ CREATE TABLE IF NOT EXISTS Fonction(
 DROP TABLE IF EXISTS Collaborateur;
 CREATE TABLE IF NOT EXISTS Collaborateur(
     Id int NOT NULL AUTO_INCREMENT,
-    Name varchar(100) NOT NULL UNIQUE,
+    Name varchar(100) NOT NULL,
     FirstName varchar(100) NOT NULL,
     BirthDate date NOT NULL,
     Gender ENUM('MASCULIN','FEMININ','AUTRE') NOT NULL,
@@ -85,6 +72,19 @@ CREATE TABLE IF NOT EXISTS Collaborateur(
     PRIMARY KEY (Id)
 );
 
+DROP TABLE IF EXISTS PeriodeEssai;
+CREATE TABLE IF NOT EXISTS PeriodeEssai(
+    Id int NOT NULL AUTO_INCREMENT,
+    StartingDate date NOT NULL,
+    PlannedEndingDate date NOT NULL,
+    RealEndingDate date NOT NULL,
+    Comment varchar(100) NOT NULL,
+    Issue ENUM('VALIDEE','PROLONGEE_COLLAB','PROLONGEE_APSIDE','ARRETEE_COLLAB','ARRETEE_APSIDE') NOT NULL,
+    CollaborateurId int NOT NULL,
+    CONSTRAINT FK_COLLABORATEUR_PERIODEESSAI FOREIGN KEY (CollaborateurId) REFERENCES Collaborateur(Id),
+    PRIMARY KEY (Id)
+);
+
 DROP TABLE IF EXISTS Referencement;
 CREATE TABLE IF NOT EXISTS Referencement(
     Id int NOT NULL AUTO_INCREMENT,
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql/espacecollab.backend.infrastructure.sql.csproj b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql/espacecollab.backend.infrastructure.sql.csproj
index 132c02c..66c4cb9 100644
--- a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql/espacecollab.backend.infrastructure.sql.csproj
+++ b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql/espacecollab.backend.infrastructure.sql.csproj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
     <TargetFramework>net6.0</TargetFramework>
@@ -6,4 +6,19 @@
     <Nullable>enable</Nullable>
   </PropertyGroup>
 
+  <ItemGroup>
+    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="6.0.0" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.SqlServer" Version="6.0.0" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Tools" Version="6.0.0">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>
+    <PackageReference Include="MySql.EntityFrameworkCore" Version="5.0.8" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\espacecollab.backend.infrastructure.interfaces\espacecollab.backend.infrastructure.interfaces.csproj" />
+    <ProjectReference Include="..\espacecollab.backend.infrastructure.sql.dtos\espacecollab.backend.infrastructure.sql.dtos.csproj" />
+  </ItemGroup>
+
 </Project>
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.sln b/Collaborateur_Epa_Back/espacecollab.backend.sln
index 26e96a6..0569be5 100644
--- a/Collaborateur_Epa_Back/espacecollab.backend.sln
+++ b/Collaborateur_Epa_Back/espacecollab.backend.sln
@@ -3,15 +3,27 @@ Microsoft Visual Studio Solution File, Format Version 12.00
 # Visual Studio Version 17
 VisualStudioVersion = 17.0.31912.275
 MinimumVisualStudioVersion = 10.0.40219.1
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "espacecollab.backend.api", "espacecollab.backend.api\espacecollab.backend.api.csproj", "{A8DEB005-D7E2-4A96-B004-A66BBF12AC54}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "espacecollab.backend.api", "espacecollab.backend.api\espacecollab.backend.api.csproj", "{A8DEB005-D7E2-4A96-B004-A66BBF12AC54}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "espacecollab.backend.appservices", "espacecollab.backend.appservices\espacecollab.backend.appservices.csproj", "{70F1BE1C-87C1-4CCF-A7E8-2A36F3F16D9E}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "espacecollab.backend.appservices", "espacecollab.backend.appservices\espacecollab.backend.appservices.csproj", "{70F1BE1C-87C1-4CCF-A7E8-2A36F3F16D9E}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "espacecollab.backend.appservices.dtos", "espacecollab.backend.appservices.dtos\espacecollab.backend.appservices.dtos.csproj", "{CB0CB8FC-0E53-4205-AAA3-4176211C922B}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "espacecollab.backend.appservices.dtos", "espacecollab.backend.appservices.dtos\espacecollab.backend.appservices.dtos.csproj", "{CB0CB8FC-0E53-4205-AAA3-4176211C922B}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "espacecollab.backend.infrastructure.sql", "espacecollab.backend.infrastructure.sql\espacecollab.backend.infrastructure.sql.csproj", "{590FF09D-0DF3-4881-8D86-E4FDAAC75FDC}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "espacecollab.backend.infrastructure.sql", "espacecollab.backend.infrastructure.sql\espacecollab.backend.infrastructure.sql.csproj", "{590FF09D-0DF3-4881-8D86-E4FDAAC75FDC}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "espacecollab.backend.infrastructure.sql.dtos", "espacecollab.backend.infrastructure.sql.dtos\espacecollab.backend.infrastructure.sql.dtos.csproj", "{26C08CE0-E6E5-4E03-8AEA-233F93218A3B}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "espacecollab.backend.infrastructure.sql.dtos", "espacecollab.backend.infrastructure.sql.dtos\espacecollab.backend.infrastructure.sql.dtos.csproj", "{26C08CE0-E6E5-4E03-8AEA-233F93218A3B}"
+EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "1 Host", "1 Host", "{19237F76-6CA9-47DF-87F8-8027C78070C9}"
+EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "2 ApplicationsServices", "2 ApplicationsServices", "{CE5199B3-E423-46C1-B141-18C46473D964}"
+EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "4 Infrastructure", "4 Infrastructure", "{E29F5CA9-ABAF-4437-8633-49FF27110E6D}"
+EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "espacecollab.backend.infrastructure.interfaces", "espacecollab.backend.infrastructure.interfaces\espacecollab.backend.infrastructure.interfaces.csproj", "{3E9E4801-D686-4581-8051-E0E1B036AC70}"
+EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "espacecollab.backend.infrastructure.fake", "espacecollab.backend.infrastructure.fake\espacecollab.backend.infrastructure.fake.csproj", "{48253B9B-9B42-48CF-A95F-358171BABA74}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "espacecollab.backend.appservices.interfaces", "espacecollab.backend.appservices.interfaces\espacecollab.backend.appservices.interfaces.csproj", "{7872657E-46E2-44A1-AFA6-0D3B9E45084A}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
@@ -39,10 +51,32 @@ Global
 		{26C08CE0-E6E5-4E03-8AEA-233F93218A3B}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{26C08CE0-E6E5-4E03-8AEA-233F93218A3B}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{26C08CE0-E6E5-4E03-8AEA-233F93218A3B}.Release|Any CPU.Build.0 = Release|Any CPU
+		{3E9E4801-D686-4581-8051-E0E1B036AC70}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{3E9E4801-D686-4581-8051-E0E1B036AC70}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{3E9E4801-D686-4581-8051-E0E1B036AC70}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{3E9E4801-D686-4581-8051-E0E1B036AC70}.Release|Any CPU.Build.0 = Release|Any CPU
+		{48253B9B-9B42-48CF-A95F-358171BABA74}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{48253B9B-9B42-48CF-A95F-358171BABA74}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{48253B9B-9B42-48CF-A95F-358171BABA74}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{48253B9B-9B42-48CF-A95F-358171BABA74}.Release|Any CPU.Build.0 = Release|Any CPU
+		{7872657E-46E2-44A1-AFA6-0D3B9E45084A}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{7872657E-46E2-44A1-AFA6-0D3B9E45084A}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{7872657E-46E2-44A1-AFA6-0D3B9E45084A}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{7872657E-46E2-44A1-AFA6-0D3B9E45084A}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
 	EndGlobalSection
+	GlobalSection(NestedProjects) = preSolution
+		{A8DEB005-D7E2-4A96-B004-A66BBF12AC54} = {19237F76-6CA9-47DF-87F8-8027C78070C9}
+		{70F1BE1C-87C1-4CCF-A7E8-2A36F3F16D9E} = {CE5199B3-E423-46C1-B141-18C46473D964}
+		{CB0CB8FC-0E53-4205-AAA3-4176211C922B} = {CE5199B3-E423-46C1-B141-18C46473D964}
+		{590FF09D-0DF3-4881-8D86-E4FDAAC75FDC} = {E29F5CA9-ABAF-4437-8633-49FF27110E6D}
+		{26C08CE0-E6E5-4E03-8AEA-233F93218A3B} = {E29F5CA9-ABAF-4437-8633-49FF27110E6D}
+		{3E9E4801-D686-4581-8051-E0E1B036AC70} = {E29F5CA9-ABAF-4437-8633-49FF27110E6D}
+		{48253B9B-9B42-48CF-A95F-358171BABA74} = {E29F5CA9-ABAF-4437-8633-49FF27110E6D}
+		{7872657E-46E2-44A1-AFA6-0D3B9E45084A} = {CE5199B3-E423-46C1-B141-18C46473D964}
+	EndGlobalSection
 	GlobalSection(ExtensibilityGlobals) = postSolution
 		SolutionGuid = {0A56A44C-135E-4CE4-834B-8DFDF69DC415}
 	EndGlobalSection