#region License Information
/* HeuristicLab
 * Copyright (C) 2002-2010 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
 *
 * This file is part of HeuristicLab.
 *
 * HeuristicLab is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * HeuristicLab is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
 */
#endregion

using System;
using System.Linq;
using System.Windows.Forms;
using HeuristicLab.MainForm;
using HeuristicLab.MainForm.WindowsForms;

namespace HeuristicLab.Clients.OKB {
  [View("OKB Query")]
  [Content(typeof(OKBClient), false)]
  public sealed partial class QueryView : HeuristicLab.MainForm.WindowsForms.View {
    private AndFilterView andFilterView;

    public QueryView() {
      InitializeComponent();
    }

    protected override void OnInitialized(EventArgs e) {
      base.OnInitialized(e);
      this.Cursor = Cursors.AppStarting;

      Func<AndFilter> func = () => {
        return OKBClient.Instance.GetFilters().OfType<AndFilter>().FirstOrDefault();
      };

      func.BeginInvoke((IAsyncResult result) => {
        AndFilter filter = func.EndInvoke(result);
        if (InvokeRequired) Invoke(new Action<AndFilter>(FinishedLoadingAndFilter), filter);
        else FinishedLoadingAndFilter(filter);
      }, null);
    }

    private void FinishedLoadingAndFilter(AndFilter filter) {
      if (filter != null) {
        andFilterView = (AndFilterView)MainFormManager.CreateView(typeof(AndFilterView));
        andFilterView.Content = (AndFilter)filter.Clone();
        Control control = (Control)andFilterView;
        control.Dock = DockStyle.Fill;
        filterPanel.Controls.Add(control);
      }
      this.Cursor = Cursors.Default;
      SetEnabledStateOfControls();
    }

    protected override void SetEnabledStateOfControls() {
      base.SetEnabledStateOfControls();
      resultsGroupBox.Enabled = andFilterView != null;
      showRunsButton.Enabled = (runCollectionView.Content != null) && (runCollectionView.Content.Count > 0);
    }

    private void refreshResultsButton_Click(object sender, EventArgs e) {
      DateTime start = DateTime.Now;
      runCollectionView.Content = OKBClient.Instance.QueryRuns(andFilterView.Content);
      MessageBox.Show((DateTime.Now - start).ToString());
      SetEnabledStateOfControls();
    }

    private void showRunsButton_Click(object sender, EventArgs e) {
      DateTime start = DateTime.Now;
      MainFormManager.MainForm.ShowContent(OKBClient.Instance.ConvertOKBRunsToOptimizationRuns(runCollectionView.Content));
      MessageBox.Show((DateTime.Now - start).ToString());
    }

    private void nrOfRunsButton_Click(object sender, EventArgs e) {
      long runs = OKBClient.Instance.QueryNumberOfRuns(andFilterView.Content);
      MessageBox.Show(runs.ToString());
    }
  }
}