// --------------------------------------------------------------------------------------------------------------------
// <copyright file="AudioBehaviours.cs" company="HandBrake Project (http://handbrake.fr)">
//   This file is part of the HandBrake source code - It may be used under the terms of the GNU General Public License.
// </copyright>
// <summary>
//   Audio Behaviours
// </summary>
// --------------------------------------------------------------------------------------------------------------------

namespace HandBrakeWPF.Model.Audio
{
    using System.Collections.Generic;
    using System.ComponentModel;
    using System.Linq;

    using HandBrake.Interop.Interop;
    using HandBrake.Interop.Interop.Interfaces.Model;
    using HandBrake.Interop.Interop.Interfaces.Model.Encoders;

    using HandBrakeWPF.ViewModels;

    public class AudioBehaviours : PropertyChangedBase
    {
        private AudioBehaviourModes selectedBehaviour;
        private BindingList<Language> selectedLanguages;
        private AudioTrackDefaultsMode trackDefaultBehaviour;

        private AudioTrackNamingBehaviour audioAutomaticNamingBehavior;

        private bool audioTrackNamePassthru;

        public AudioBehaviours()
        {
            this.SelectedBehaviour = AudioBehaviourModes.None;
            this.SelectedTrackDefaultBehaviour = AudioTrackDefaultsMode.FirstTrack;
            this.SelectedLanguages = new BindingList<Language>();
            this.BehaviourTracks = new BindingList<AudioBehaviourTrack>();
            this.AllowedPassthruOptions = new BindingList<HBAudioEncoder>();
            this.AudioFallbackEncoder = HandBrakeEncoderHelpers.GetAudioEncoder(HBAudioEncoder.AvAac);
      
        }

        public AudioBehaviours(AudioBehaviours behaviours)
        {
            this.SelectedBehaviour = behaviours.SelectedBehaviour;
            this.SelectedTrackDefaultBehaviour = behaviours.SelectedTrackDefaultBehaviour;
            this.SelectedLanguages = behaviours.selectedLanguages != null
                ? new BindingList<Language>(behaviours.selectedLanguages.ToList())
                : new BindingList<Language>();
            this.BehaviourTracks = behaviours.BehaviourTracks != null
                ? new BindingList<AudioBehaviourTrack>(behaviours.BehaviourTracks.ToList())
                : new BindingList<AudioBehaviourTrack>();
            this.AllowedPassthruOptions = behaviours.AllowedPassthruOptions != null
                ? new BindingList<HBAudioEncoder>(behaviours.AllowedPassthruOptions)
                : new BindingList<HBAudioEncoder>();
            this.AudioFallbackEncoder = behaviours.AudioFallbackEncoder;
            this.AudioTrackNamePassthru = behaviours.AudioTrackNamePassthru;
            this.AudioAutomaticNamingBehavior = behaviours.AudioAutomaticNamingBehavior;
        }

        public AudioBehaviourModes SelectedBehaviour
        {
            get
            {
                return this.selectedBehaviour;
            }
            
            set
            {
                if (value == this.selectedBehaviour)
                {
                    return;
                }
                this.selectedBehaviour = value;
                this.NotifyOfPropertyChange(() => this.SelectedBehaviour);
            }
        }

        public AudioTrackDefaultsMode SelectedTrackDefaultBehaviour
        {
            get
            {
                return this.trackDefaultBehaviour;
            }
            set
            {
                if (value == this.trackDefaultBehaviour)
                {
                    return;
                }
                this.trackDefaultBehaviour = value;
                this.NotifyOfPropertyChange(() => this.SelectedTrackDefaultBehaviour);
            }
        }

        public BindingList<Language> SelectedLanguages
        {
            get
            {
                return this.selectedLanguages;
            }
            set
            {
                if (Equals(value, this.selectedLanguages))
                {
                    return;
                }
                this.selectedLanguages = value;
                this.NotifyOfPropertyChange(() => this.SelectedLanguages);
            }
        }

        public BindingList<AudioBehaviourTrack> BehaviourTracks { get; set; }

        public IList<HBAudioEncoder> AllowedPassthruOptions { get; set; }

        public HBAudioEncoder AudioFallbackEncoder { get; set; }
        
        public bool AudioTrackNamePassthru
        {
            get => this.audioTrackNamePassthru;
            set
            {
                if (value == this.audioTrackNamePassthru)
                {
                    return;
                }

                this.audioTrackNamePassthru = value;
                this.NotifyOfPropertyChange(() => this.AudioTrackNamePassthru);
            }
        }

        public AudioTrackNamingBehaviour AudioAutomaticNamingBehavior
        {
            get => this.audioAutomaticNamingBehavior;
            set
            {
                if (value == this.audioAutomaticNamingBehavior)
                {
                    return;
                }

                this.audioAutomaticNamingBehavior = value;
                this.NotifyOfPropertyChange(() => this.AudioAutomaticNamingBehavior);
            }
        }
    }
}
