Added new ShowGalleries command

src/main/java/dev/salmonllama/fsbot/commands/staff/ShowGalleriesCommand.java

@@ -0,0 +1,69 @@
+/*
+ * Copyright (c) 2020. Aleksei Gryczewski
+ * All rights reserved.
+ */
+
+package dev.salmonllama.fsbot.commands.staff;
+
+import java.sql.SQLException;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.List;
+import java.util.stream.Collectors;
+
+import org.javacord.api.entity.channel.ServerTextChannel;
+import org.javacord.api.entity.message.embed.EmbedBuilder;
+import org.javacord.api.entity.server.Server;
+
+import dev.salmonllama.fsbot.config.BotConfig;
+import dev.salmonllama.fsbot.database.controllers.GalleryController;
+import dev.salmonllama.fsbot.database.models.GalleryChannel;
+import dev.salmonllama.fsbot.guthix.Command;
+import dev.salmonllama.fsbot.guthix.CommandContext;
+import dev.salmonllama.fsbot.guthix.CommandPermission;
+import dev.salmonllama.fsbot.guthix.PermissionType;
+
+public class ShowGalleriesCommand extends Command {
+    @Override public String name() { return "Show Galleries"; }
+    @Override public String description() { return "Shows registered gallery channels in the current server"; }
+    @Override public String usage() { return "showgalleries"; }
+    @Override public String category() { return "Staff"; }
+    @Override public CommandPermission permission() { return new CommandPermission(PermissionType.ROLE, BotConfig.STAFF_ROLE); }
+    @Override public Collection<String> aliases() { return new ArrayList<>(Arrays.asList("showgalleries", "listgalleries")); }
+
+    @Override public void onCommand(CommandContext ctx) {
+        if (ctx.isPrivateMessage()) {
+            ctx.reply("This command can only be used within a server"); // TODO: Preset embeds again, yeah
+            return;
+        }
+
+        ctx.getServer().ifPresent(server -> {
+            try {
+                Collection<GalleryChannel> galleries = GalleryController.getGalleriesByServer(server.getIdAsString());
+                ctx.reply(galleryEmbed(galleries, server));
+            } catch (SQLException e) {
+                ctx.reply("An exception has occurred: " + e.getMessage());
+            }
+            
+        });
+    }
+
+    EmbedBuilder galleryEmbed(Collection<GalleryChannel> galleries, Server server) { // TODO: Base FSBot embed.
+        EmbedBuilder embed = new EmbedBuilder()
+            .setTitle("Server Gallery Channels");
+
+        Collection<String> mentionTags = galleries.stream().map(
+                galleryChannel -> server.getChannelById(
+                        galleryChannel.getChannelId()).get() // Can call get safely -> The channel is not stored if it is not a valid ServerTextChannel
+                        .asServerTextChannel().get()) // Same as above
+                .map(ServerTextChannel::getMentionTag).collect(Collectors.toList());
+
+        Collection<String> tags = galleries.stream().map(GalleryChannel::getTag).collect(Collectors.toList());
+
+        embed.addField("Channels", String.join("\n", mentionTags), true);
+        embed.addField("Tags", String.join("\n", tags), true);
+
+        return embed;
+    }
+}

src/main/java/dev/salmonllama/fsbot/database/models/GalleryChannel.java

@@ -18,6 +18,26 @@ public class GalleryChannel extends DatabaseModel {
 
     }
 
+    public String getServerId() {
+        return serverId;
+    }
+
+    public String getServerName() {
+        return serverName;
+    }
+
+    public String getChannelId() {
+        return channelId;
+    }
+
+    public String getChannelName() {
+        return channelName;
+    }
+
+    public String getTag() {
+        return tag;
+    }
+
     public static String schema() {
         return "CREATE TABLE IF NOT EXISTS galleries (" +
                 "server_id TEXT," +

src/main/java/dev/salmonllama/fsbot/guthix/Guthix.java

@@ -68,6 +68,7 @@ public class Guthix implements MessageCreateListener {
         addCommand(new OutfitInfoCommand(db));
         addCommand(new SetStatusCommand());
         addCommand(new WelcomeMessageCommand());
+        addCommand(new ShowGalleriesCommand());
 
         // General Commands
         addCommand(new PingCommand());