Created base class for CRUD api calls

API/Controllers/CRUDBase.cs

@@ -0,0 +1,141 @@
+using API.Authentication.Interfaces;
+using API.DTO;
+using API.Services;
+using DAL.Models;
+using DAL.Models.Audits;
+using Microsoft.AspNetCore.Mvc;
+using System.Security.Claims;
+using MUser = DAL.Models.User;
+
+namespace API.Controllers
+{
+	public class CRUDBase<TLoggerCategory, TDTO, TUpdateDTO, TModel, TAuditModel, TAuthentication, TService> : ControllerBase
+		where TAuthentication : IGenericAuthentication<TDTO, TModel>
+		where TModel : Model<TModel, TAuditModel>
+		where TAuditModel : AuditModel<TModel>
+		where TDTO : IAdaptable<TModel>, new()
+		where TUpdateDTO : IUpdateAdaptable<TModel>
+		where TService : ServiceBase<TService, TDTO, TModel, TAuditModel, TAuthentication>
+	{
+		public readonly ILogger<TLoggerCategory> Logger;
+		public readonly UserService UserService;
+		public readonly TService Service;
+
+		public CRUDBase(ILogger<TLoggerCategory> logger, UserService userService, TService service)
+		{
+			Logger = logger;
+			UserService = userService;
+			Service = service;
+		}
+
+		[HttpGet]
+		public virtual ActionResult<List<TDTO>> get()
+		{
+			MUser? user = getUser(User);
+			if (user == null)
+				return Unauthorized();
+
+			IEnumerable<TModel>? result = Service.get(user);
+			if (result == null)
+				return Forbid();
+
+			List<TDTO> dtos = [];
+
+			Parallel.ForEach(result, item =>
+			{
+				TDTO dto = new TDTO();
+				dto.adaptFromModel(item);
+				dtos.Add(dto);
+			});
+
+			return Ok(dtos);
+		}
+
+		[HttpGet("{id}")]
+		public virtual ActionResult<TDTO> get(ulong id)
+		{
+			MUser? user = getUser(User);
+			if (user == null)
+				return Unauthorized();
+
+			TModel? result = Service.get(id, user);
+			if (result == null)
+				return Forbid();
+
+			TDTO dto = new TDTO();
+			dto.adaptFromModel(result);
+
+			return Ok(dto);
+		}
+
+		[HttpPost]
+		public virtual ActionResult<TDTO> add(TDTO createDTO)
+		{
+			MUser? user = getUser(User);
+			if (user == null)
+				return Unauthorized();
+
+			TModel? result = Service.add(createDTO, user);
+			if (result == null)
+				return Forbid();
+
+			TDTO dto = new TDTO();
+			dto.adaptFromModel(result);
+
+			return Ok(dto);
+		}
+
+		[HttpPut("{id}")]
+		public virtual ActionResult<TDTO> update(ulong id, TUpdateDTO updateDTO)
+		{
+			MUser? user = getUser(User);
+			if (user == null)
+				return Unauthorized();
+
+			TModel? result = Service.get(id, user);
+			if (result == null)
+				return Forbid();
+
+			updateDTO.adaptModel(ref result);
+
+			TModel? newResult = Service.update(result, user);
+			if (newResult == null)
+				return Forbid();
+
+			TDTO dto = new TDTO();
+			dto.adaptFromModel(newResult);
+
+			return Ok(dto);
+		}
+
+		[HttpDelete("{id}")]
+		public virtual ActionResult delete(ulong id)
+		{
+			MUser? user = getUser(User);
+			if (user == null)
+				return Unauthorized();
+
+			TModel? result = Service.get(id, user);
+			if (result == null)
+				return Forbid();
+
+			TAuditModel? auditModel = Service.delete(result, user);
+			if (auditModel == null)
+				return Forbid();
+
+			// todo in the future we should return the audit
+			return NoContent();
+		}
+
+		[NonAction]
+		public MUser? getUser(ClaimsPrincipal user)
+		{
+			Claim? idClaim = user.FindFirst(ClaimTypes.NameIdentifier);
+
+			if (idClaim == null)
+				return null;
+
+			return UserService.getNoAuthentication(UInt64.Parse(idClaim.Value));
+		}
+	}
+}

API/Services/ServiceBase.cs

@@ -3,6 +3,7 @@ using API.DTO;
 using API.Services.Interfaces;
 using DAL.Contexts;
 using DAL.Models;
+using DAL.Models.Audits;
 using System.Linq.Expressions;
 
 namespace API.Services
@@ -10,7 +11,7 @@ namespace API.Services
 	public class ServiceBase<TLoggerCategory, TDTO, TModel, TAudit, TAuthentication> : IGenericService<TDTO, TModel, TAudit>
 		where TAuthentication : IGenericAuthentication<TDTO, TModel>
 		where TModel : Model<TModel, TAudit>
-		where TAudit : class
+		where TAudit : AuditModel<TModel>
 		where TDTO : IAdaptable<TModel>
 	{
 		private readonly TAuthentication _auth;