Implemented Sponge MessageBuilder

Plan/bukkit/src/main/java/com/djrapitops/plan/commands/use/BukkitPartBuilder.java

@@ -86,12 +86,16 @@ class BukkitPartBuilder implements MessageBuilder {
     }
 
     @Override
-    public MessageBuilder indent(int i) {
+    public MessageBuilder indent(int amount) {
+        for (int i = 0; i < amount; i++) {
+            part.append(" ");
+        }
         return this;
     }
 
     @Override
     public MessageBuilder tabular(CharSequence charSequence) {
+        sender.getFormatter().table(charSequence.toString(), ":");
         return this;
     }
 

Plan/bungeecord/src/main/java/com/djrapitops/plan/command/use/BungeePartBuilder.java

@@ -87,12 +87,16 @@ class BungeePartBuilder implements MessageBuilder {
     }
 
     @Override
-    public MessageBuilder indent(int i) {
+    public MessageBuilder indent(int amount) {
+        for (int i = 0; i < amount; i++) {
+            part.append(" ");
+        }
         return this;
     }
 
     @Override
     public MessageBuilder tabular(CharSequence charSequence) {
+        sender.getFormatter().table(charSequence.toString(), ":");
         return this;
     }
 

Plan/sponge/src/main/java/com/djrapitops/plan/commands/use/SpongeCMDSender.java

@@ -32,7 +32,7 @@ public class SpongeCMDSender implements CMDSender {
 
     @Override
     public MessageBuilder buildMessage() {
-        return null;/*TODO*/
+        return new SpongeMessageBuilder(this);
     }
 
     @Override

Plan/sponge/src/main/java/com/djrapitops/plan/commands/use/SpongeMessageBuilder.java

@@ -0,0 +1,100 @@
+/*
+ *  This file is part of Player Analytics (Plan).
+ *
+ *  Plan is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU Lesser General Public License v3 as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  Plan is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU Lesser General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Lesser General Public License
+ *  along with Plan. If not, see <https://www.gnu.org/licenses/>.
+ */
+package com.djrapitops.plan.commands.use;
+
+import org.spongepowered.api.text.Text;
+import org.spongepowered.api.text.action.TextActions;
+
+import java.net.MalformedURLException;
+import java.net.URL;
+import java.util.Collection;
+
+public class SpongeMessageBuilder implements MessageBuilder {
+
+    private final SpongeCMDSender sender;
+    private final Text.Builder builder;
+
+    public SpongeMessageBuilder(SpongeCMDSender sender) {
+        this.sender = sender;
+        builder = Text.builder();
+    }
+
+    @Override
+    public MessageBuilder addPart(String s) {
+        builder.append(Text.of(s));
+        return this;
+    }
+
+    @Override
+    public MessageBuilder newLine() {
+        builder.append(Text.of('\n'));
+        return this;
+    }
+
+    @Override
+    public MessageBuilder link(String url) {
+        try {
+            builder.onClick(TextActions.openUrl(new URL(url)));
+        } catch (MalformedURLException e) {
+            throw new IllegalArgumentException("'" + url + "' is not a valid URL");
+        }
+        return this;
+    }
+
+    @Override
+    public MessageBuilder command(String command) {
+        builder.onClick(TextActions.runCommand(command.charAt(0) == '/' ? command.substring(1) : command));
+        return this;
+    }
+
+    @Override
+    public MessageBuilder hover(String message) {
+        builder.onHover(TextActions.showText(Text.of(message)));
+        return this;
+    }
+
+    @Override
+    public MessageBuilder hover(String... strings) {
+        builder.onHover(TextActions.showText(Text.of((Object[]) strings)));
+        return this;
+    }
+
+    @Override
+    public MessageBuilder hover(Collection<String> collection) {
+        builder.onHover(TextActions.showText(Text.of(collection.toArray())));
+        return this;
+    }
+
+    @Override
+    public MessageBuilder indent(int amount) {
+        for (int i = 0; i < amount; i++) {
+            builder.append(Text.of(' '));
+        }
+        return this;
+    }
+
+    @Override
+    public MessageBuilder tabular(CharSequence charSequence) {
+        sender.getFormatter().table(charSequence.toString(), ":");
+        return this;
+    }
+
+    @Override
+    public void send() {
+        sender.source.sendMessage(builder.build());
+    }
+}