Removed BannerId and AccentColor (#260)

* Removed BannerId property, GetBannerURL method, and AccentColor property from IUser and socket entities.

* Fixed errors in IUser.cs

* Added back summary for GetAvatarUrl method in IUser.cs

src/Discord.Net.Core/Entities/Users/IUser.cs

@@ -10,18 +10,7 @@ namespace Discord
         /// <summary>
         ///     Gets the identifier of this user's avatar.
         /// </summary>
-        string AvatarId { get; }
-        /// <summary>
-        ///     Gets the identifier of this user's banner.
-        /// </summary>
-        string BannerId { get; }
-        /// <summary>
-        ///     Gets the user's banner color.
-        /// </summary>
-        /// <returns>
-        ///     A <see cref="Color"/> struct representing the accent color of this user's banner.
-        /// </returns>
-        Color? AccentColor { get; }
+        string AvatarId { get; }     
         /// <summary>
         ///     Gets the avatar URL for this user.
         /// </summary>
@@ -46,16 +35,6 @@ namespace Discord
         /// </returns>
         string GetAvatarUrl(ImageFormat format = ImageFormat.Auto, ushort size = 128);
         /// <summary>
-        ///     Gets the banner URL for this user.
-        /// </summary>
-        /// <param name="format">The format to return.</param>
-        /// <param name="size">The size of the image to return in. This can be any power of two between 16 and 2048.
-        /// </param>
-        /// <returns>
-        ///     A string representing the user's avatar URL; <c>null</c> if the user does not have an banner in place.
-        /// </returns>
-        string GetBannerUrl(ImageFormat format = ImageFormat.Auto, ushort size = 256);
-        /// <summary>
         ///     Gets the default avatar URL for this user.
         /// </summary>
         /// <remarks>

src/Discord.Net.WebSocket/Entities/Users/SocketGlobalUser.cs

@@ -12,8 +12,6 @@ namespace Discord.WebSocket
         public override string Username { get; internal set; }
         public override ushort DiscriminatorValue { get; internal set; }
         public override string AvatarId { get; internal set; }
-        public override string BannerId { get; internal set; }
-        public override Color? AccentColor { get; internal set; }
         internal override SocketPresence Presence { get; set; }
 
         public override bool IsWebhook => false;

src/Discord.Net.WebSocket/Entities/Users/SocketGroupUser.cs

@@ -30,10 +30,6 @@ namespace Discord.WebSocket
         /// <inheritdoc />
         public override string AvatarId { get { return GlobalUser.AvatarId; } internal set { GlobalUser.AvatarId = value; } }
         /// <inheritdoc />
-        public override string BannerId { get { return GlobalUser.BannerId; } internal set { GlobalUser.BannerId = value; } }
-        /// <inheritdoc />
-        public override Color? AccentColor { get { return GlobalUser.AccentColor; } internal set { GlobalUser.AccentColor = value; } }
-        /// <inheritdoc />
         internal override SocketPresence Presence { get { return GlobalUser.Presence; } set { GlobalUser.Presence = value; } }
 
         /// <inheritdoc />

src/Discord.Net.WebSocket/Entities/Users/SocketGuildUser.cs

@@ -40,10 +40,6 @@ namespace Discord.WebSocket
         public override ushort DiscriminatorValue { get { return GlobalUser.DiscriminatorValue; } internal set { GlobalUser.DiscriminatorValue = value; } }
         /// <inheritdoc />
         public override string AvatarId { get { return GlobalUser.AvatarId; } internal set { GlobalUser.AvatarId = value; } }
-        /// <inheritdoc />
-        public override string BannerId { get { return GlobalUser.BannerId; } internal set { GlobalUser.BannerId = value; } }
-        /// <inheritdoc />
-        public override Color? AccentColor { get { return GlobalUser.AccentColor; } internal set { GlobalUser.AccentColor = value; } }
 
         /// <inheritdoc />
         public GuildPermissions GuildPermissions => new GuildPermissions(Permissions.ResolveGuild(Guild, this));

src/Discord.Net.WebSocket/Entities/Users/SocketSelfUser.cs

@@ -29,10 +29,6 @@ namespace Discord.WebSocket
         /// <inheritdoc />
         public override string AvatarId { get { return GlobalUser.AvatarId; } internal set { GlobalUser.AvatarId = value; } }
         /// <inheritdoc />
-        public override string BannerId { get { return GlobalUser.BannerId; } internal set { GlobalUser.BannerId = value; } }
-        /// <inheritdoc />
-        public override Color? AccentColor { get { return GlobalUser.AccentColor; } internal set { GlobalUser.AccentColor = value; } }
-        /// <inheritdoc />
         internal override SocketPresence Presence { get { return GlobalUser.Presence; } set { GlobalUser.Presence = value; } }
         /// <inheritdoc />
         public UserProperties Flags { get; internal set; }

src/Discord.Net.WebSocket/Entities/Users/SocketThreadUser.cs

@@ -56,20 +56,6 @@ namespace Discord.WebSocket
         public string GuildAvatarId
             => GuildUser.GuildAvatarId;
 
-        /// <inheritdoc/>
-        public override string BannerId
-        {
-            get => GuildUser.BannerId;
-            internal set => GuildUser.BannerId = value;
-        }
-
-        /// <inheritdoc/>
-        public override Color? AccentColor
-        {
-            get => GuildUser.AccentColor;
-            internal set => GuildUser.AccentColor = value;
-        }
-
         /// <inheritdoc/>
         public override ushort DiscriminatorValue
         {

src/Discord.Net.WebSocket/Entities/Users/SocketUnknownUser.cs

@@ -20,12 +20,6 @@ namespace Discord.WebSocket
         /// <inheritdoc />
         public override string AvatarId { get; internal set; }
 
-        /// <inheritdoc />
-        public override string BannerId { get; internal set; }
-
-        /// <inheritdoc />
-        public override Color? AccentColor { get; internal set; }
-
         /// <inheritdoc />
         public override bool IsBot { get; internal set; }
 

src/Discord.Net.WebSocket/Entities/Users/SocketUser.cs

@@ -25,10 +25,6 @@ namespace Discord.WebSocket
         /// <inheritdoc />
         public abstract string AvatarId { get; internal set; }
         /// <inheritdoc />
-        public abstract string BannerId { get; internal set; }
-        /// <inheritdoc />
-        public abstract Color? AccentColor { get; internal set; }
-        /// <inheritdoc />
         public abstract bool IsWebhook { get; }
         /// <inheritdoc />
         public UserProperties? PublicFlags { get; private set; }
@@ -68,16 +64,6 @@ namespace Discord.WebSocket
                 AvatarId = model.Avatar.Value;
                 hasChanges = true;
             }
-            if (model.Banner.IsSpecified && model.Banner.Value != BannerId)
-            {
-                BannerId = model.Banner.Value;
-                hasChanges = true;
-            }
-            if (model.AccentColor.IsSpecified && model.AccentColor.Value != AccentColor?.RawValue)
-            {
-                AccentColor = model.AccentColor.Value;
-                hasChanges = true;
-            }
             if (model.Discriminator.IsSpecified)
             {
                 var newVal = ushort.Parse(model.Discriminator.Value, NumberStyles.None, CultureInfo.InvariantCulture);
@@ -113,10 +99,6 @@ namespace Discord.WebSocket
         public string GetAvatarUrl(ImageFormat format = ImageFormat.Auto, ushort size = 128)
             => CDN.GetUserAvatarUrl(Id, AvatarId, size, format);
 
-        /// <inheritdoc />
-        public string GetBannerUrl(ImageFormat format = ImageFormat.Auto, ushort size = 256)
-            => CDN.GetUserBannerUrl(Id, BannerId, size, format);
-
         /// <inheritdoc />
         public string GetDefaultAvatarUrl()
             => CDN.GetDefaultUserAvatarUrl(DiscriminatorValue);

src/Discord.Net.WebSocket/Entities/Users/SocketWebhookUser.cs

@@ -26,21 +26,6 @@ namespace Discord.WebSocket
         /// <inheritdoc />
         public override string AvatarId { get; internal set; }
 
-        /// <inheritdoc />
-        /// <exception cref="NotSupportedException">Webhook users does not support banners.</exception>
-        public override string BannerId
-        {
-            get => throw new NotSupportedException("Webhook users does not support banners.");
-            internal set => throw new NotSupportedException("Webhook users does not support banners.");
-        }
-
-        /// <inheritdoc />
-        /// <exception cref="NotSupportedException">Webhook users does not support accent colors.</exception>
-        public override Color? AccentColor
-        {
-            get => throw new NotSupportedException("Webhook users does not support accent colors.");
-            internal set => throw new NotSupportedException("Webhook users does not support accent colors.");
-        }
 
         /// <inheritdoc />
         public override bool IsBot { get; internal set; }