using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Linq;
using System.Runtime.CompilerServices;
using System.Text;
using System.Threading.Tasks;

namespace Team.FFFeederService.Models
{
    /// <summary>
    /// 单个平台振动动作参数
    /// </summary>
    public class SingleActionParam : INotifyPropertyChanged
    {
        private VoiceMotorParam _Motor1;

        public VoiceMotorParam Motor1
        {
            get { return _Motor1; }
            set { SetProperty(ref _Motor1, value); }
        }

        private VoiceMotorParam _Motor2;

        public VoiceMotorParam Motor2
        {
            get { return _Motor2; }
            set { SetProperty(ref _Motor2, value); }
        }

        private VoiceMotorParam _Motor3;

        public VoiceMotorParam Motor3
        {
            get { return _Motor3; }
            set { SetProperty(ref _Motor3, value); }
        }

        private VoiceMotorParam _Motor4;

        public VoiceMotorParam Motor4
        {
            get { return _Motor4; }
            set { SetProperty(ref _Motor4, value); }
        }

        private int _DurationValue;
        /// <summary>
        /// 持续时长
        /// </summary>
        public int DurationValue
        {
            get { return _DurationValue; }
            set { SetProperty(ref _DurationValue, value); }
        }

        public SingleActionParam Copy()
        {
            return new SingleActionParam()
            {
                Motor1 = new VoiceMotorParam()
                {
                    Amplitude = this.Motor1.Amplitude,
                    Frequency = this.Motor1.Frequency,
                    Phase = this.Motor1.Phase,
                    WaveShape = this.Motor1.WaveShape
                },
                Motor2 = new VoiceMotorParam()
                {
                    Amplitude = this.Motor2.Amplitude,
                    Frequency = this.Motor2.Frequency,
                    Phase = this.Motor2.Phase,
                    WaveShape = this.Motor2.WaveShape
                },
                Motor3 = new VoiceMotorParam()
                {
                    Amplitude = this.Motor3.Amplitude,
                    Frequency = this.Motor3.Frequency,
                    Phase = this.Motor3.Phase,
                    WaveShape = this.Motor3.WaveShape
                },
                Motor4 = new VoiceMotorParam()
                {
                    Amplitude = this.Motor4.Amplitude,
                    Frequency = this.Motor4.Frequency,
                    Phase = this.Motor4.Phase,
                    WaveShape = this.Motor4.WaveShape
                },
                DurationValue=this.DurationValue
            };
        }

        #region 属性更改通知
        /// <summary>
        /// Occurs when a property value changes.
        /// </summary>
        public event PropertyChangedEventHandler PropertyChanged;

        /// <summary>
        /// Checks if a property already matches a desired value. Sets the property and
        /// notifies listeners only when necessary.
        /// </summary>
        /// <typeparam name="T">Type of the property.</typeparam>
        /// <param name="storage">Reference to a property with both getter and setter.</param>
        /// <param name="value">Desired value for the property.</param>
        /// <param name="propertyName">Name of the property used to notify listeners. This
        /// value is optional and can be provided automatically when invoked from compilers that
        /// support CallerMemberName.</param>
        /// <returns>True if the value was changed, false if the existing value matched the
        /// desired value.</returns>
        protected virtual bool SetProperty<T>(ref T storage, T value, [CallerMemberName] string propertyName = null)
        {
            if (EqualityComparer<T>.Default.Equals(storage, value)) return false;

            storage = value;
            RaisePropertyChanged(propertyName);

            return true;
        }

        /// <summary>
        /// Checks if a property already matches a desired value. Sets the property and
        /// notifies listeners only when necessary.
        /// </summary>
        /// <typeparam name="T">Type of the property.</typeparam>
        /// <param name="storage">Reference to a property with both getter and setter.</param>
        /// <param name="value">Desired value for the property.</param>
        /// <param name="propertyName">Name of the property used to notify listeners. This
        /// value is optional and can be provided automatically when invoked from compilers that
        /// support CallerMemberName.</param>
        /// <param name="onChanged">Action that is called after the property value has been changed.</param>
        /// <returns>True if the value was changed, false if the existing value matched the
        /// desired value.</returns>
        protected virtual bool SetProperty<T>(ref T storage, T value, Action onChanged, [CallerMemberName] string propertyName = null)
        {
            if (EqualityComparer<T>.Default.Equals(storage, value)) return false;

            storage = value;
            onChanged?.Invoke();
            RaisePropertyChanged(propertyName);

            return true;
        }

        /// <summary>
        /// Raises this object's PropertyChanged event.
        /// </summary>
        /// <param name="propertyName">Name of the property used to notify listeners. This
        /// value is optional and can be provided automatically when invoked from compilers
        /// that support <see cref="CallerMemberNameAttribute"/>.</param>
        protected void RaisePropertyChanged([CallerMemberName] string propertyName = null)
        {
            OnPropertyChanged(new PropertyChangedEventArgs(propertyName));
        }

        /// <summary>
        /// Raises this object's PropertyChanged event.
        /// </summary>
        /// <param name="args">The PropertyChangedEventArgs</param>
        protected virtual void OnPropertyChanged(PropertyChangedEventArgs args)
        {
            PropertyChanged?.Invoke(this, args);
        }
        #endregion
    }
}