Create TagsCmd.java

This is just ?listtags but renamed

src/main/java/com/jagrosh/vortex/commands/general/TagsCmd.java

@@ -0,0 +1,46 @@
+package com.jagrosh.vortex.commands.general;
+
+import com.jagrosh.jdautilities.command.Command;
+import com.jagrosh.jdautilities.command.CommandEvent;
+import com.jagrosh.vortex.Vortex;
+import com.jagrosh.vortex.commands.CommandTools;
+import net.dv8tion.jda.core.Permission;
+
+import java.util.List;
+
+public class TagsCmd extends Command
+{
+    private final Vortex vortex;
+
+    public TagsCmd(Vortex vortex)
+    {
+        this.name = "tags";
+        this.arguments = "";
+        this.help = "lists all tags";
+        this.guildOnly = true;
+        this.vortex = vortex;
+    }
+
+    @Override
+    public void execute(CommandEvent event)
+    {
+        if (!CommandTools.hasGeneralCommandPerms(vortex, event, Permission.MESSAGE_MANAGE))
+            return;
+
+        List<String> tags = vortex.getDatabase().tags.getTagNames(event.getGuild());
+
+        if (tags.isEmpty())
+        {
+            event.reply("There are no tags on this server");
+            return;
+        }
+
+        String response = tags.get(0).toUpperCase().substring(0,1) + tags.get(0).substring(1) + (tags.size() != 1 ? ", " : ".");
+        for (int i = 1; i < tags.size(); i++)
+        {
+            response += tags.get(i) + (i == tags.size() - 1 ? "." : ", ");
+        }
+
+        event.reply(response);
+    }
+}