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update Item Models und Controller

David
David Renner 2 years ago
parent
commit
7bdb85d842
  1. 12
      Controllers/ItemController.cs
  2. 9
      DTOs/ItemRead.cs
  3. 112
      Models/ItemModel.cs
  4. 1
      Models/Tables.cs

12
Controllers/InventarController.cs → Controllers/ItemController.cs

@ -2,6 +2,7 @@ using System.Collections.Generic;
using BuecherwurmAPI.Models;
using Microsoft.AspNetCore.Mvc;
using System.Linq;
using Microsoft.Data.Sqlite;
//using Microsoft.EntityFrameworkCore;
@ -9,11 +10,11 @@ namespace BuecherwurmAPI.Controllers
{
[Route("inventar")]
[ApiController]
public class InventarController : ControllerBase
public class ItemController : ControllerBase
{
private readonly IItemRepo _repository;
public InventarController(IItemRepo repository)
public ItemController(IItemRepo repository)
{
_repository = repository;
}
@ -27,12 +28,13 @@ namespace BuecherwurmAPI.Controllers
// POST Inventar
[HttpPost]
public ActionResult<IEnumerable<Item>> NewItem(Item item)
public ActionResult<IEnumerable<Item>> NewItem(int bookId)
{
return Ok(new Item
{
Id = item.Id,
BookId = item.BookId,
ItemId = itemId,
BookId = bookId
});
}

9
DTOs/ItemRead.cs

@ -0,0 +1,9 @@
using System;
namespace BuecherwurmAPI.DTOs
{
public class ItemReadDTO
{
public int BookId { get; set;}
}
}

112
Models/ItemModel.cs

@ -0,0 +1,112 @@
using System;
using System.Collections.Generic;
using BuecherwurmAPI.Models;
using Microsoft.Data.Sqlite;
using Microsoft.VisualBasic.CompilerServices;
namespace BuecherwurmAPI.Models
{
internal class ItemModel : IItemRepo
{
private SqliteConnection _dbConnection;
public ItemModel()
{
var connectionBuilder = new SqliteConnectionStringBuilder {DataSource = "LongWormMemory.db"};
_dbConnection = new SqliteConnection(connectionBuilder.ConnectionString);
_dbConnection.Open();
}
public bool IdExits(string table, long id)
{
using (var command = _dbConnection.CreateCommand())
{
command.Parameters.Add(new SqliteParameter("@Id", SqliteType.Integer)).Value = id;
// Certain parts of the query can't be filled with variables for security reasons.
switch (table)
{
case Tables.Table.Items:
command.CommandText = @"SELECT EXISTS(SELECT 0 FROM Items WHERE Id = @Id)";
break;
}
var dr = command.ExecuteReader();
long result = 0;
while (dr.Read())
{
result = (long) dr[0];
}
return result != 0;
}
}
public IEnumerable<Item> GetAllItems()
{
var items = new List<Item>();
// using automatically disposes the command after completion
using (var command = _dbConnection.CreateCommand())
{
command.CommandText = @"SELECT * FROM Items";
var dataReader = command.ExecuteReader();
while (dataReader.Read())
{
var returned = (long) dataReader["Returned"] == 1;
items.Add(new Item
{
ItemId = (int) dataReader["ItemId"],
BookId = (int) dataReader["BookId"]
});
}
}
return items;
}
public Item GetItemById(int id)
{
using (var command = _dbConnection.CreateCommand())
{
command.Parameters.Add(new SqliteParameter("@id", SqliteType.Integer)).Value = id;
command.CommandText = @"SELECT * FROM Items WHERE Id = @id";
var dataReader = command.ExecuteReader();
while (dataReader.Read())
{
var returned = (long) dataReader["Returned"] == 1;
var item = new Item
{
ItemId = (int) dataReader["ItemId"],
BookId = (int) dataReader["BookId"]
};
return item;
}
}
return null;
}
public Item NewItem(int bookId)
{
using (var command = _dbConnection.CreateCommand())
{
//hier soll jetz der NewItem Command folgen. ein POST mit EingabeInfo {id} = "BookId"
command.CommandText = @"INSERT INTO Item(ItemId,BookId) OUTPUT INSERTED.ID VALUES (@ItemID,@BookId";
return item;
}
}
public void DeleteItem(Item item)
{
using (var command = _dbConnection.CreateCommand())
{
command.Parameters.Add(new SqliteParameter("@id", SqliteType.Integer)).Value = item;
//hier soll jetz der NewItem Command folgen. ein POST mit EingabeInfo {id} = "BookId"
command.CommandText = @"SELECT * FROM Items WHERE ItemId = @id";
}
}
}
}

1
Models/Tables.cs

@ -6,6 +6,7 @@ namespace BuecherwurmAPI.Models
{
public const string Lends = "Lends";
public const string Katalog = "Katalog";
public const string Items = "Items";
}
}
}
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