using System.Collections.Generic;
using System.Linq;
using MediaBrowser.Common.Net;
using MediaBrowser.Controller.Entities;
using MediaBrowser.Model.Net;
using System;

namespace MediaBrowser.Controller.Session
{
    /// <summary>
    /// Class SessionInfo
    /// </summary>
    public class SessionInfo
    {
        public SessionInfo()
        {
            WebSockets = new List<IWebSocketConnection>();
        }

        /// <summary>
        /// Gets or sets the id.
        /// </summary>
        /// <value>The id.</value>
        public Guid Id { get; set; }

        /// <summary>
        /// Gets or sets the user id.
        /// </summary>
        /// <value>The user id.</value>
        public Guid? UserId { get; set; }

        /// <summary>
        /// Gets or sets the type of the client.
        /// </summary>
        /// <value>The type of the client.</value>
        public string Client { get; set; }

        /// <summary>
        /// Gets or sets the last activity date.
        /// </summary>
        /// <value>The last activity date.</value>
        public DateTime LastActivityDate { get; set; }

        /// <summary>
        /// Gets or sets the name of the device.
        /// </summary>
        /// <value>The name of the device.</value>
        public string DeviceName { get; set; }

        /// <summary>
        /// Gets or sets the now viewing context.
        /// </summary>
        /// <value>The now viewing context.</value>
        public string NowViewingContext { get; set; }

        /// <summary>
        /// Gets or sets the type of the now viewing item.
        /// </summary>
        /// <value>The type of the now viewing item.</value>
        public string NowViewingItemType { get; set; }

        /// <summary>
        /// Gets or sets the now viewing item identifier.
        /// </summary>
        /// <value>The now viewing item identifier.</value>
        public string NowViewingItemIdentifier { get; set; }
        
        /// <summary>
        /// Gets or sets the now playing item.
        /// </summary>
        /// <value>The now playing item.</value>
        public BaseItem NowPlayingItem { get; set; }

        /// <summary>
        /// Gets or sets the now playing position ticks.
        /// </summary>
        /// <value>The now playing position ticks.</value>
        public long? NowPlayingPositionTicks { get; set; }

        /// <summary>
        /// Gets or sets a value indicating whether this instance is paused.
        /// </summary>
        /// <value><c>true</c> if this instance is paused; otherwise, <c>false</c>.</value>
        public bool? IsPaused { get; set; }

        /// <summary>
        /// Gets or sets the device id.
        /// </summary>
        /// <value>The device id.</value>
        public string DeviceId { get; set; }

        /// <summary>
        /// Gets or sets the web socket.
        /// </summary>
        /// <value>The web socket.</value>
        public List<IWebSocketConnection> WebSockets { get; set; }

        /// <summary>
        /// Gets a value indicating whether this instance is active.
        /// </summary>
        /// <value><c>true</c> if this instance is active; otherwise, <c>false</c>.</value>
        public bool IsActive
        {
            get
            {
                if (WebSockets.Count > 0)
                {
                    return WebSockets.Any(i => i.State == WebSocketState.Open);
                }

                return (DateTime.UtcNow - LastActivityDate).TotalMinutes <= 5;
            }
        }

        /// <summary>
        /// Gets a value indicating whether [supports remote control].
        /// </summary>
        /// <value><c>true</c> if [supports remote control]; otherwise, <c>false</c>.</value>
        public bool SupportsRemoteControl
        {
            get
            {
                return WebSockets.Any(i => i.State == WebSocketState.Open);
            }
        }
    }
}