BuecherwurmAPI/Controllers/ItemController.cs

using System.Collections.Generic;
using BuecherwurmAPI.Models;
using Microsoft.AspNetCore.Mvc;
using System.Linq;
using Microsoft.Data.Sqlite;
//using Microsoft.EntityFrameworkCore;


namespace BuecherwurmAPI.Controllers
{
    [Route("api/inventar")]
    [ApiController]
    public class ItemController : ControllerBase
    {
        private readonly ItemModel _repository;

        public ItemController(IItem repository)
        {
            _repository = (ItemModel)repository;
        }
        // GET api/inventar
        [HttpGet]
        public ActionResult<IEnumerable<Item>> GetAllItems()
        {
            var items = _repository.GetAllItems();
            if (items != null)
            {
                return Ok(items);
            }
            return NoContent();
        }

        // POST api/inventar
        [HttpPost]

        public ActionResult<IEnumerable<Item>> NewItem(ItemPost item)
        {
            var newItem = _repository.NewItem(item);
            return Ok(newItem);

        }
        
        // GET api/nventar/{id}
        [HttpGet("{itemId}")]
        public ActionResult<IEnumerable<Item>> GetItemByID(long itemId)
        {
            var item = _repository.GetItemById(itemId);
            if (item != null)
            {
                return Ok(item);
            }
            return NotFound();
        }

        // DELETE api/inventar/{id}
        
        [HttpDelete("{itemId}")]
        public ActionResult<IEnumerable<Item>> DeleteItem(long itemId)
        {
            var item = _repository.GetItemById(itemId);
            if(item == null)
                {
                    return NotFound();
                }
            _repository.DeleteItem(itemId);
            return NoContent();
        }

    }

}