Render voice channel mentions

Closes #636

DiscordChatExporter.Cli/Commands/ExportAllCommand.cs

@@ -31,6 +31,10 @@ namespace DiscordChatExporter.Cli.Commands
 
                 await foreach (var channel in Discord.GetGuildChannelsAsync(guild.Id))
                 {
+                    // Skip non-text channels
+                    if (!channel.IsTextChannel)
+                        continue;
+
                     channels.Add(channel);
                 }
             }

DiscordChatExporter.Cli/Commands/ExportDirectMessagesCommand.cs

@@ -1,4 +1,5 @@
-using System.Threading.Tasks;
+using System.Linq;
+using System.Threading.Tasks;
 using CliFx.Attributes;
 using CliFx.Infrastructure;
 using DiscordChatExporter.Cli.Commands.Base;
@@ -17,9 +18,10 @@ namespace DiscordChatExporter.Cli.Commands
             // Get channel metadata
             await console.Output.WriteLineAsync("Fetching channels...");
             var channels = await Discord.GetGuildChannelsAsync(Guild.DirectMessages.Id);
+            var textChannels = channels.Where(c => c.IsTextChannel).ToArray();
 
             // Export
-            await ExportAsync(console, channels);
+            await ExportAsync(console, textChannels);
         }
     }
 }

DiscordChatExporter.Cli/Commands/ExportGuildCommand.cs

@@ -1,4 +1,5 @@
-using System.Threading.Tasks;
+using System.Linq;
+using System.Threading.Tasks;
 using CliFx.Attributes;
 using CliFx.Infrastructure;
 using DiscordChatExporter.Cli.Commands.Base;
@@ -20,9 +21,10 @@ namespace DiscordChatExporter.Cli.Commands
             // Get channel metadata
             await console.Output.WriteLineAsync("Fetching channels...");
             var channels = await Discord.GetGuildChannelsAsync(GuildId);
+            var textChannels = channels.Where(c => c.IsTextChannel).ToArray();
 
             // Export
-            await ExportAsync(console, channels);
+            await ExportAsync(console, textChannels);
         }
     }
 }

DiscordChatExporter.Cli/Commands/GetChannelsCommand.cs

@@ -19,7 +19,13 @@ namespace DiscordChatExporter.Cli.Commands
         {
             var channels = await Discord.GetGuildChannelsAsync(GuildId);
 
-            foreach (var channel in channels.OrderBy(c => c.Category.Position).ThenBy(c => c.Name))
+            var textChannels = channels
+                .Where(c => c.IsTextChannel)
+                .OrderBy(c => c.Category.Position)
+                .ThenBy(c => c.Name)
+                .ToArray();
+
+            foreach (var channel in textChannels)
             {
                 // Channel ID
                 await console.Output.WriteAsync(channel.Id.ToString());

DiscordChatExporter.Cli/Commands/GetDirectMessageChannelsCommand.cs

@@ -16,7 +16,13 @@ namespace DiscordChatExporter.Cli.Commands
         {
             var channels = await Discord.GetGuildChannelsAsync(Guild.DirectMessages.Id);
 
-            foreach (var channel in channels.OrderBy(c => c.Name))
+            var textChannels = channels
+                .Where(c => c.IsTextChannel)
+                .OrderBy(c => c.Category.Position)
+                .ThenBy(c => c.Name)
+                .ToArray();
+
+            foreach (var channel in textChannels)
             {
                 // Channel ID
                 await console.Output.WriteAsync(channel.Id.ToString());

DiscordChatExporter.Core/Discord/Data/Channel.cs

@@ -21,6 +21,8 @@ namespace DiscordChatExporter.Core.Discord.Data
             ChannelType.GuildNews or
             ChannelType.GuildStore;
 
+        public bool IsVoiceChannel => !IsTextChannel;
+
         public Snowflake GuildId { get; }
 
         public ChannelCategory Category { get; }

DiscordChatExporter.Core/Discord/DiscordClient.cs

@@ -142,10 +142,6 @@ namespace DiscordChatExporter.Core.Discord
 
                     var channel = Channel.Parse(channelJson, category, position);
 
-                    // We are only interested in text channels
-                    if (!channel.IsTextChannel)
-                        continue;
-
                     position++;
 
                     yield return channel;

DiscordChatExporter.Core/Exporting/Writers/MarkdownVisitors/HtmlMarkdownVisitor.cs

@@ -99,11 +99,12 @@ namespace DiscordChatExporter.Core.Exporting.Writers.MarkdownVisitors
             else if (mention.Kind == MentionKind.Channel)
             {
                 var channel = mentionId?.Pipe(_context.TryGetChannel);
+                var symbol = channel?.IsVoiceChannel == true ? "🔊" : "#";
                 var name = channel?.Name ?? "deleted-channel";
 
                 _buffer
                     .Append("<span class=\"mention\">")
-                    .Append("#").Append(HtmlEncode(name))
+                    .Append(symbol).Append(HtmlEncode(name))
                     .Append("</span>");
             }
             else if (mention.Kind == MentionKind.Role)

DiscordChatExporter.Core/Exporting/Writers/MarkdownVisitors/PlainTextMarkdownVisitor.cs

@@ -43,6 +43,10 @@ namespace DiscordChatExporter.Core.Exporting.Writers.MarkdownVisitors
                 var name = channel?.Name ?? "deleted-channel";
 
                 _buffer.Append($"#{name}");
+
+                // Voice channel marker
+                if (channel?.IsVoiceChannel == true)
+                    _buffer.Append(" [voice]");
             }
             else if (mention.Kind == MentionKind.Role)
             {

DiscordChatExporter.Core/Markdown/Parsing/MarkdownParser.cs

@@ -135,7 +135,7 @@ namespace DiscordChatExporter.Core.Markdown.Parsing
 
         // Capture <#123456>
         private static readonly IMatcher<MarkdownNode> ChannelMentionNodeMatcher = new RegexMatcher<MarkdownNode>(
-            new Regex("<#(\\d+)>", DefaultRegexOptions),
+            new Regex("<#!?(\\d+)>", DefaultRegexOptions),
             (_, m) => new MentionNode(m.Groups[1].Value, MentionKind.Channel)
         );
 

DiscordChatExporter.Gui/ViewModels/RootViewModel.cs

@@ -168,7 +168,8 @@ namespace DiscordChatExporter.Gui.ViewModels
                 var guildChannelMap = new Dictionary<Guild, IReadOnlyList<Channel>>();
                 await foreach (var guild in discord.GetUserGuildsAsync())
                 {
-                    guildChannelMap[guild] = await discord.GetGuildChannelsAsync(guild.Id);
+                    var channels = await discord.GetGuildChannelsAsync(guild.Id);
+                    guildChannelMap[guild] = channels.Where(c => c.IsTextChannel).ToArray();
                 }
 
                 GuildChannelMap = guildChannelMap;