Add all controllers

Controllers/LittersController.cs

@@ -0,0 +1,99 @@
+using GerbilManager.Models;
+using GerbilManager.Repositories;
+using GerbilManager.Dtos;
+
+using GerbilManager.Converter;
+
+using Microsoft.AspNetCore.Mvc;
+using System.Xml;
+
+namespace GerbilManager.Controllers
+{
+    [ApiController]
+    [Route("litters")]
+    public class LittersController : ControllerBase
+    {
+        private readonly IGerbilRepository gerbilrepository;
+        private readonly IBreederRepository breederRepository;
+        private readonly ILitterRepository repository;
+
+        public LittersController(ILitterRepository repo)
+        {
+            this.repository = repo;
+        }
+
+        //GET /gerbils
+        [HttpGet]
+        public IEnumerable<LitterDto> GetLitters()
+        {
+            var items = repository.GetLitters().Select( litter => litter.AsDto());
+            return items;
+        }
+
+        //GET /gerbils
+        [HttpGet("{id}")]
+        public ActionResult<LitterDto> GetLitter(Guid id)
+        {
+            var item = repository.GetLitter(id).AsDto();
+
+            if(item is null)
+            {
+                return NotFound();
+            }
+            return item;
+        }
+
+        [HttpPost()]
+        public ActionResult<LitterDto> CreateLitter(CreateLitterDto dto)
+        {
+            Litter litter = new Litter{
+                Id = Guid.NewGuid(),
+                Date = dto.Date,
+                Father = gerbilrepository.GetGerbil(dto.Father),
+                Mother = gerbilrepository.GetGerbil(dto.Mother),
+                Name = dto.Name,
+                Strength = dto.Strength
+            };
+
+            this.repository.CreateLitter(litter);
+
+            return CreatedAtAction(nameof(GetLitter), new { id = litter.Id}, litter.AsDto());
+        }
+
+        [HttpPut("{id}")]
+        public ActionResult UpdateLitter(Guid id, UpdateLitterDto litterDto)
+        {
+            var existingItem = repository.GetLitter(id);
+            if(existingItem is null)
+            {
+                return NotFound();
+            }
+
+            Litter updatedLitter = existingItem with{
+                Date = litterDto.Date,
+                Strength = litterDto.Strength,
+                Father = gerbilrepository.GetGerbil(litterDto.Father),
+                Mother = gerbilrepository.GetGerbil(litterDto.Mother),
+                Name = litterDto.Name
+            };
+
+            repository.UpdateLitter(updatedLitter);
+            return NoContent();
+        }
+
+        [HttpDelete("{id}")]
+        public ActionResult DeleteLitter(Guid id)
+        {
+            var existingLitter = repository.GetLitter(id);
+
+            if(existingLitter is null)
+            {
+                return NotFound();
+            }
+
+            repository.DeleteLitter(existingLitter);
+
+            return NoContent();
+        }
+    }
+}