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refactoring

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This commit is contained in:
Paul Schneider 2016-10-03 18:08:53 +02:00
commit 8245cf4098
2 changed files with 36 additions and 48 deletions
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34
BookAStar/BookAStar/Helpers/LocaLEntity.cs Normal file
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@ -0,0 +1,34 @@

using System;
using System.Collections.ObjectModel;
using System.Linq;
namespace BookAStar
{
public class LocalEntity<V, K> : ObservableCollection<V> where K : IEquatable<K>
{
public V CurrentItem { get; protected set; }
protected Func<V, K> GetKey { get; set; }
public LocalEntity(Func<V, K> getKey) : base()
{
if (getKey == null) throw new InvalidOperationException();
GetKey = getKey;
}
public virtual void Merge(V item)
{
var key = GetKey(item);
if (this.Any(x => GetKey(x).Equals(key)))
{
Remove(LocalGet(key));
}
Add(item);
CurrentItem = item;
}
public V LocalGet(K key)
{
CurrentItem = this.Single(x => GetKey(x).Equals(key));
return CurrentItem;
}
}
}

50
BookAStar/BookAStar/Helpers/RemoteEntity.cs
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@ -1,8 +1,6 @@
using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Windows.Input;
using System.Linq;
using System.Net.Http;
using Newtonsoft.Json;
using System.Threading.Tasks;
@ -11,42 +9,6 @@ using System.Net;
namespace BookAStar
{
public class NotIdentifiedException : Exception {
public NotIdentifiedException(string message) : base(message) { }
}
public class ServiceNotAvailable : Exception
{
public ServiceNotAvailable(string message, Exception innerException) : base(message, innerException) { }
}
public class LocalEntity<V, K> : ObservableCollection<V> where K : IEquatable<K>
{
public V CurrentItem { get; protected set; }
protected Func<V, K> GetKey { get; set; }
public LocalEntity(Func<V, K> getKey) : base()
{
if (getKey == null) throw new InvalidOperationException();
GetKey = getKey;
}
public virtual void Merge(V item)
{
var key = GetKey(item);
if (this.Any(x => GetKey(x).Equals(key)))
{
Remove(LocalGet(key));
}
Add(item);
CurrentItem = item;
}
public V LocalGet(K key)
{
CurrentItem = this.Single(x => GetKey(x).Equals(key));
return CurrentItem;
}
}
public class RemoteEntity<V,K> : LocalEntity<V, K>, ICommand where K : IEquatable<K>
{
private string _controller;
@ -75,8 +37,6 @@ namespace BookAStar
if (CanExecuteChanged != null)
CanExecuteChanged.Invoke(this, new EventArgs());
}
/// <summary>
/// Refresh the collection
@ -85,12 +45,8 @@ namespace BookAStar
public async void Execute(object parameter)
{
BeforeExecute();
using (HttpClient client = new HttpClient())
using (HttpClient client = CreateClient())
{
// Update credentials
client.DefaultRequestHeaders.Authorization = new System.Net.Http.Headers.AuthenticationHeaderValue(
"Bearer", MainSettings.CurrentUser.YavscTokens.AccessToken);
// Get the whole data
try
{
@ -116,14 +72,13 @@ namespace BookAStar
AfterExecuting();
}
private void AfterExecuting()
{
IsExecuting = false;
if (CanExecuteChanged != null)
CanExecuteChanged.Invoke(this, new EventArgs());
}
public async Task<V> Get(K key)
{
var item = LocalGet(key);
@ -147,7 +102,6 @@ namespace BookAStar
{
var content = await response.Content.ReadAsStringAsync();
item = JsonConvert.DeserializeObject<V>(content);
// LocalData.Clear();
Merge(item);
}
}