// Copyright (C) Stichting Deltares 2026. All rights reserved.
// 
// This file is part of the application DAM - UI.
// 
// DAM - UI 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;
using System.Collections.Generic;
using System.ComponentModel;
using System.Linq;
using Deltares.Standard.EventPublisher;

namespace Deltares.Dam.Data.Sensors;

/// <summary>
/// Class to hold the collected sensor data
/// </summary>
public class SensorData : IDisposable
{
    public SensorData()
    {
        DataEventPublisher.OnAfterChange += DataEventPublisher_OnAfterChange;
        DataEventPublisher.OnDataListModified += DataEventPublisher_OnDataListModified;
    }

    /// <summary>
    /// Gets or sets the sensors.
    /// </summary>
    /// <value>
    /// The sensors.
    /// </value>        
    public List<Sensor> Sensors { get; set; } = new List<Sensor>();

    /// <summary>
    /// Gets or sets the sensor groups.
    /// </summary>
    /// <value>
    /// The sensor groups.
    /// </value>        
    public List<Group> SensorGroups { get; set; } = new List<Group>();

    /// <summary>
    /// Gets or sets the sensor locations.
    /// </summary>
    /// <value>
    /// The sensor locations.
    /// </value>  
    [Browsable(false)]
    [ReadOnly(true)]
    public List<SensorLocation> SensorLocations { get; } = new List<SensorLocation>();

    /// <summary>
    /// Updates the pick sensors for groups.
    /// </summary>
    public void UpdatePickSensorsForGroups()
    {
        foreach (Group sensorGroup in SensorGroups)
        {
            sensorGroup.PickSensors = Sensors;
        }
    }

    public Sensor GetSensorById(int id)
    {
        return Sensors.FirstOrDefault(sensor => sensor.ID == id);
    }

    public Group GetGroupById(int id)
    {
        return SensorGroups.FirstOrDefault(sensorGroup => sensorGroup.ID == id);
    }

    public SensorLocation GetSensorLocationByLocationName(string name)
    {
        return SensorLocations.FirstOrDefault(sensorLocation => sensorLocation.LocationName == name);
    }

    /// <summary>
    /// Gets the groups for use in selection lists in de UI.
    /// </summary>
    /// <param name="sensorLocation">The sensoLocation.</param>
    /// <returns></returns>
    public IEnumerable<Group> GetGroups(SensorLocation sensorLocation)
    {
        var list = new List<Group>();
        list.AddRange(SensorGroups);
        return list;
    }

    public void Dispose()
    {
        DataEventPublisher.OnAfterChange -= DataEventPublisher_OnAfterChange;
    }

    private void DataEventPublisher_OnDataListModified(object sender, PublishEventArgs e)
    {
        if (sender is List<Sensor>)
        {
            var dma = (DataListModifiedArgs) e;
            if (dma.Action == ListModifyAction.Delete)
            {
                UpdatePickSensorsForGroups();
                foreach (Group sensorGroup in SensorGroups)
                {
                    sensorGroup.Remove((Sensor) e.Objects[0]);
                    // Next lines just to force an update of the group table content 
                    string ms = sensorGroup.SelectionAsString;
                    sensorGroup.SelectionAsString = ms;
                }
            }
        }

        if (sender is List<Group>)
        {
            var dma = (DataListModifiedArgs) e;
            if (dma.Action == ListModifyAction.Delete)
            {
                var delList = new List<SensorLocation>();
                foreach (SensorLocation sensorLocation in SensorLocations)
                {
                    if (sensorLocation.Group == (Group) e.Objects[0])
                    {
                        delList.Add(sensorLocation);
                    }
                }

                foreach (SensorLocation delLocation in delList)
                {
                    SensorLocations.Remove(delLocation);
                }

                DataEventPublisher.DataListModified(SensorLocations, null);
            }
        }
    }

    private void DataEventPublisher_OnAfterChange(object sender, PublishEventArgs e)
    {
        if (sender is Sensor || sender is Group)
        {
            UpdatePickSensorsForGroups();
        }
    }
}