#region License Information
/* HeuristicLab
 * Copyright (C) 2002-2018 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.Collections.Generic;
using System.Drawing;
using System.Linq;
using System.Windows.Forms;
using HeuristicLab.MainForm;
using HeuristicLab.MainForm.WindowsForms;
using HeuristicLab.Core.Views;
using HeuristicLab.Data.Views;
using HeuristicLab.Data;

namespace HeuristicLab.Clients.Hive.Administrator.Views {
  [View("ProjectView")]
  [Content(typeof(Project), IsDefaultView = false)]
  public partial class ProjectJobsView : ItemView {
    private const string JOB_ID = "Id";
    private const string JOB_NAME = "Name";
    private const string JOB_OWNER = "Owner";
    private const string JOB_DATECREATED = "Date Created";
    private const string JOB_STATE = "State";
    private const string JOB_DESCRIPTION = "Description";

    public new Project Content {
      get { return (Project)base.Content; }
      set { base.Content = value; }
    }

    public ProjectJobsView() /*: base()*/ {
      InitializeComponent();
    }

    #region Overrides
    protected override void OnContentChanged() {
      base.OnContentChanged();
      UpdateJobs();
    }
    protected override void SetEnabledStateOfControls() {
      base.SetEnabledStateOfControls();
      bool enabled = Content != null && !Locked && !ReadOnly;

      refreshButton.Enabled = enabled;
      removeButton.Enabled = enabled;
      matrixView.Enabled = enabled;
    }
    #endregion Overrides

    #region Event Handlers
    private void ProjectJobsView_Load(object sender, EventArgs e) {
      
    }

    private void refreshButton_Click(object sender, EventArgs e) {
      HiveAdminClient.Instance.Refresh();
      // Update list/matrix
    }

    private async void removeButton_Click(object sender, EventArgs e) {
      // remove selected job(s)
    }

    #endregion Event Handlers

    #region Helpers
    private StringMatrix CreateValueMatrix() {
      var jobs = HiveAdminClient.Instance.Jobs[Content.Id];
      string[,] values = new string[jobs.Count, 7];

      for(int i = 0; i < jobs.Count; i++) {
        var job = jobs.ElementAt(i);
        values[i, 0] = job.Id.ToString();
        values[i, 1] = job.Name;
        values[i, 2] = job.OwnerUserId.ToString();
        values[i, 3] = job.OwnerUsername;
        values[i, 4] = job.DateCreated.ToString();
        values[i, 5] = job.State.ToString();
        values[i, 6] = job.Description;
      }

      var matrix = new StringMatrix(values);
      matrix.ColumnNames = new string[] { JOB_ID, JOB_NAME, JOB_OWNER, JOB_OWNER, JOB_DATECREATED, JOB_STATE, JOB_DESCRIPTION };
      matrix.SortableView = true;
      return matrix;
    }

    private void UpdateJobs() {
      if (InvokeRequired) Invoke((Action)UpdateJobs);
      else {
        StringMatrix matrix = null;
        if(Content != null) {
          matrix = CreateValueMatrix();
        } else {
          refreshButton.Enabled = false;
          removeButton.Enabled = false;
        }
        matrixView.Content = matrix;
        matrixView.DataGridView.AutoResizeColumns();
        //foreach(DataGridViewColumn col in matrixView.DataGridView.Columns) {
        //  col.Width = -2;
        //}
      }
    }
    #endregion Helpers
  }
}