using System;
using HeuristicLab.Clients.Hive.CloudManager.Azure;
using HeuristicLab.Clients.Hive.CloudManager.Model;
using HeuristicLab.Common;
using HeuristicLab.Core;

namespace HeuristicLab.Clients.Hive.CloudManager {
  [Item("CloudManagerClient", "Hive Cloud Manager Client.")]
  public sealed class CloudManagerClient : IContent {
    private static CloudManagerClient instance;
    public static CloudManagerClient Instance {
      get {
        if (instance == null) instance = new CloudManagerClient();
        return instance;
      }
    }

    private CloudManagerClient() { }

    #region Properties
    private IItemList<Subscription> subscriptions;
    public IItemList<Subscription> Subscriptions {
      get { return subscriptions; }
      set {
        if (value != subscriptions) {
          subscriptions = value;
          //fire event OnSubscriptionsChagned
        }
      }
    }

    private IAzureProvider azureProvider;
    public IAzureProvider AzureProvider {
      get { return azureProvider; }
      set { azureProvider = value; }
    }

    #endregion

    #region Events

    public event EventHandler Refreshing;
    private void OnRefreshing() {
      EventHandler handler = Refreshing;
      if (handler != null) handler(this, EventArgs.Empty);
    }
    public event EventHandler Refreshed;
    private void OnRefreshed() {
      var handler = Refreshed;
      if (handler != null) handler(this, EventArgs.Empty);
    }

    #endregion

    #region Refresh

    public void Refresh() {
      OnRefreshing();

      try {

      }
      catch {
        throw;
      }
      finally {
        OnRefreshed();
      }
    }

    #endregion


  }
}