🎉 Created ranking command.

src/main/java/pl/minecodes/mineeconomy/command/player/RankingCommand.java

@@ -0,0 +1,50 @@
+package pl.minecodes.mineeconomy.command.player;
+
+import co.aikar.commands.BaseCommand;
+import co.aikar.commands.annotation.CommandAlias;
+import co.aikar.commands.annotation.Default;
+import com.google.common.collect.ImmutableMap;
+import eu.okaeri.injector.annotation.Inject;
+import org.bukkit.entity.Player;
+import pl.minecodes.mineeconomy.data.configuration.Configuration;
+import pl.minecodes.mineeconomy.data.configuration.Messages;
+import pl.minecodes.mineeconomy.data.database.element.model.DataService;
+import pl.minecodes.mineeconomy.profile.Profile;
+import pl.minecodes.mineeconomy.profile.ProfileService;
+import pl.minecodes.mineeconomy.util.MessageUtil;
+import pl.minecodes.mineeconomy.util.Placeholders;
+
+import java.util.Objects;
+
+@CommandAlias("ranking")
+public class RankingCommand extends BaseCommand {
+
+    @Inject
+    private Messages messages;
+    @Inject
+    private DataService dataService;
+    @Inject
+    private Configuration configuration;
+
+    @Default
+    public void onCheckRanking(Player player) {
+        int rankingOrder = 1;
+        for (String string : this.messages.getBalanceRanking()) {
+            if (!string.contains("username")) MessageUtil.sendMessage(player, string);
+
+            Profile order = this.dataService.order(rankingOrder);
+            if (order == null) {
+                MessageUtil.sendMessage(player, this.messages.getBalanceRankingNullObject());
+            } else {
+                MessageUtil.sendMessage(player, Placeholders.replace(string,
+                        ImmutableMap.of(
+                                "username", Objects.requireNonNull(order.getPlayer().getName(), "OfflinePlayer name is null."),
+                                "balance", order.getBalance(),
+                                "currency", this.configuration.getCurrency(order.getBalance())
+                        )));
+            }
+            rankingOrder++;
+        }
+    }
+
+}