using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Controls.Primitives;
using System.Windows.Media;
using System.Xml.Serialization;
using Tango.BL.Entities;
using Tango.SharedUI.Helpers;

namespace Tango.MachineStudio.Technician.TechItems
{
    /// <summary>
    /// Represents an analog style VU meter item.
    /// </summary>
    /// <seealso cref="Tango.MachineStudio.Technician.TechItems.TechItem" />
    [TechItem(3, true)]
    public class MeterItem : TechItem
    {
        private TechMonitor _techMonitor;
        /// <summary>
        /// Gets or sets the db tech monitor.
        /// </summary>
        [XmlIgnore]
        public TechMonitor TechMonitor
        {
            get { return _techMonitor; }
            set { _techMonitor = value; RaisePropertyChangedAuto(); TechName = _techMonitor != null ? _techMonitor.Description : null; ItemGuid = value != null ? value.Guid : null; }
        }

        private double _value;
        /// <summary>
        /// Gets or sets the current value.
        /// </summary>
        [XmlIgnore]
        public double Value
        {
            get { return _value; }
            set { _value = value; RaisePropertyChanged(nameof(Value)); LastUpdateTime = DateTime.Now; }
        }

        private int _updateInterval;
        /// <summary>
        /// Gets or sets the minimum update interval.
        /// </summary>
        public int UpdateInterval
        {
            get { return _updateInterval; }
            set { _updateInterval = value; RaisePropertyChangedAuto(); }
        }

        private int _ledCount;
        /// <summary>
        /// Gets or sets the amount of LED's.
        /// </summary>
        public int LedCount
        {
            get { return _ledCount; }
            set { _ledCount = value; RaisePropertyChangedAuto(); }
        }

        private int _ticksCount;
        /// <summary>
        /// Gets or sets the amount of meter ticks.
        /// </summary>
        public int TicksCount
        {
            get { return _ticksCount; }
            set { _ticksCount = value; RaisePropertyChangedAuto(); }
        }

        private TickPlacement _tickPlacement;
        /// <summary>
        /// Gets or sets the ticks placement.
        /// </summary>
        public TickPlacement TickPlacement
        {
            get { return _tickPlacement; }
            set { _tickPlacement = value; RaisePropertyChangedAuto(); }
        }

        /// <summary>
        /// Gets or sets the last update time.
        /// </summary>
        [XmlIgnore]
        public DateTime LastUpdateTime { get; set; }

        /// <summary>
        /// Initializes a new instance of the <see cref="MeterItem"/> class.
        /// </summary>
        public MeterItem() : base()
        {
            Name = "VU Monitor";
            Description = "VU Meter monitor";
            Image = ResourceHelper.GetImageFromResources("Images/volume.png");
            LastUpdateTime = DateTime.Now;
            UpdateInterval = 10;
            LedCount = 14;
            TicksCount = 14;
            TickPlacement = TickPlacement.BottomRight;
            Color = Colors.DimGray;
        }

        /// <summary>
        /// Initializes a new instance of the <see cref="MeterItem"/> class.
        /// </summary>
        /// <param name="techMonitor">The db tech monitor.</param>
        public MeterItem(TechMonitor techMonitor) : this()
        {
            TechMonitor = techMonitor;
        }

        /// <summary>
        /// Clones this instance.
        /// </summary>
        /// <returns></returns>
        public override TechItem Clone()
        {
            MeterItem cloned = base.Clone() as MeterItem;
            cloned.TechMonitor = TechMonitor;
            cloned.UpdateInterval = UpdateInterval;
            cloned.LedCount = LedCount;
            cloned.TicksCount = TicksCount;
            return cloned;
        }
    }
}