// Copyright (C) Stichting Deltares 2017. All rights reserved.
//
// This file is part of Ringtoets.
//
// Ringtoets 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.
// 
// This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
//
// All names, logos, and references to "Deltares" are registered trademarks of
// Stichting Deltares and remain full property of Stichting Deltares at all times.
// All rights reserved.

using System.Collections.Generic;
using System.Linq;
using System.Windows.Forms;
using Core.Common.Base.Data;
using Core.Common.Controls.DataGrid;
using Core.Common.Controls.Views;
using NUnit.Extensions.Forms;
using NUnit.Framework;
using Ringtoets.Common.Data.IllustrationPoints;
using Ringtoets.Common.Data.TestUtil.IllustrationPoints;
using Ringtoets.Common.Forms.PresentationObjects;
using Ringtoets.Common.Forms.TestUtil;
using Ringtoets.Common.Forms.Views;

namespace Ringtoets.Common.Forms.Test.Views
{
    [TestFixture]
    public class IllustrationPointsControlTest
    {
        [Test]
        public void Constructor_ExpectedValues()
        {
            // Call
            var control = new IllustrationPointsControl();

            // Assert
            Assert.IsInstanceOf<UserControl>(control);
            Assert.IsInstanceOf<ISelectionProvider>(control);
            Assert.IsNull(control.Data);

            Assert.AreEqual(1, control.Controls.Count);

            var splitContainer = control.Controls[0] as SplitContainer;
            Assert.IsNotNull(splitContainer);
            Control.ControlCollection splitContainerPanel1Controls = splitContainer.Panel1.Controls;
            Assert.AreEqual(1, splitContainerPanel1Controls.Count);
            Assert.IsInstanceOf<IllustrationPointsChartControl>(splitContainerPanel1Controls[0]);

            Control.ControlCollection splitContainerPanel2Controls = splitContainer.Panel2.Controls;
            Assert.AreEqual(1, splitContainerPanel2Controls.Count);
            Assert.IsInstanceOf<IllustrationPointsTableControl>(splitContainerPanel2Controls[0]);
        }

        [Test]
        public void Data_ValueSet_DataSetToIllustrationPointsChartControl()
        {
            // Setup
            using (var form = new Form())
            using (var control = new IllustrationPointsControl())
            {
                form.Controls.Add(control);
                form.Show();

                IllustrationPointsChartControl chartControl = ControlTestHelper.GetControls<IllustrationPointsChartControl>(form, "IllustrationPointsChartControl").Single();
                IllustrationPointsTableControl tableControl = ControlTestHelper.GetControls<IllustrationPointsTableControl>(form, "IllustrationPointsTableControl").Single();

                IEnumerable<IllustrationPointControlItem> data = Enumerable.Empty<IllustrationPointControlItem>();

                // Call
                control.Data = data;

                // Assert
                Assert.AreSame(data, control.Data);
                Assert.AreSame(data, chartControl.Data);
                Assert.AreSame(data, tableControl.Data);
            }
        }

        [Test]
        public void GivenFullyConfiguredControl_WhenSelectingCellInRow_ThenSelectionChangedFired()
        {
            // Given
            using (var form = new Form())
            using (var control = new IllustrationPointsControl())
            {
                form.Controls.Add(control);
                form.Show();

                control.Data = new[]
                {
                    new IllustrationPointControlItem(new object(),
                                                     "SSE",
                                                     "Regular",
                                                     Enumerable.Empty<Stochast>(),
                                                     (RoundedDouble) 3.14)
                };

                var selectionChangedCount = 0;
                control.SelectionChanged += (sender, args) => selectionChangedCount++;

                IllustrationPointsTableControl tableControl = ControlTestHelper.GetControls<IllustrationPointsTableControl>(form, "IllustrationPointsTableControl").Single();

                // When
                EventHelper.RaiseEvent(tableControl, "SelectionChanged");

                // Then
                Assert.AreEqual(1, selectionChangedCount);
            }
        }

        [Test]
        public void Selection_ValidRowSelected_SameAsTableControlSelection()
        {
            // Setup
            using (var form = new Form())
            using (var control = new IllustrationPointsControl())
            {
                form.Controls.Add(control);
                form.Show();

                control.Data = new[]
                {
                    new IllustrationPointControlItem(new TestTopLevelIllustrationPoint(),
                                                     "SSE",
                                                     "Regular",
                                                     Enumerable.Empty<Stochast>(),
                                                     (RoundedDouble) 3.14)
                };

                IllustrationPointsTableControl tableControl = ControlTestHelper.GetControls<IllustrationPointsTableControl>(form, "IllustrationPointsTableControl").Single();
                DataGridViewControl dataGridView = ControlTestHelper.GetDataGridViewControl(form, "illustrationPointsDataGridViewControl");
                DataGridViewRow selectedLocationRow = dataGridView.Rows[0];

                // Call
                selectedLocationRow.Cells[0].Value = true;

                // Assert
                object selection = tableControl.Selection;
                var expectedSelection = selection as SelectableTopLevelIllustrationPoint;
                var controlSelection = control.Selection as SelectableTopLevelIllustrationPoint;
                Assert.IsNotNull(expectedSelection);
                Assert.IsNotNull(controlSelection);

                Assert.AreSame(expectedSelection.TopLevelIllustrationPoint, controlSelection.TopLevelIllustrationPoint);
                CollectionAssert.AreEqual(expectedSelection.ClosingSituations, controlSelection.ClosingSituations);
            }
        }
    }
}