add /prestige

src/main/java/sh/okx/rankup/commands/RanksCommand.java

@@ -0,0 +1,62 @@
+package sh.okx.rankup.commands;
+
+import lombok.RequiredArgsConstructor;
+import org.bukkit.command.Command;
+import org.bukkit.command.CommandExecutor;
+import org.bukkit.command.CommandSender;
+import org.bukkit.entity.Player;
+import sh.okx.rankup.Rankup;
+import sh.okx.rankup.ranks.Rankups;
+import sh.okx.rankup.messages.Message;
+import sh.okx.rankup.messages.MessageBuilder;
+import sh.okx.rankup.messages.Variable;
+import sh.okx.rankup.ranks.Rank;
+
+@RequiredArgsConstructor
+public class RanksCommand implements CommandExecutor {
+  private final Rankup plugin;
+
+  @Override
+  public boolean onCommand(CommandSender sender, Command command, String label, String[] args) {
+    Rankups rankups = plugin.getRankups();
+    Rank playerRank = null;
+    if (sender instanceof Player) {
+      playerRank = rankups.getByPlayer((Player) sender);
+    }
+
+    sendHeaderFooter(sender, playerRank, Message.RANKS_HEADER);
+
+    Message message = playerRank == null ? Message.RANKS_INCOMPLETE : Message.RANKS_COMPLETE;
+    Rank rank = rankups.getFirst();
+    do {
+      Rank next = rankups.next(rank);
+      if (rank.equals(playerRank)) {
+        sendMessage(sender, Message.RANKS_CURRENT, rank, next);
+        message = Message.RANKS_INCOMPLETE;
+      } else {
+        sendMessage(sender, message, rank, next);
+      }
+      rank = next;
+    } while (!rank.isLast());
+
+    sendHeaderFooter(sender, playerRank, Message.RANKS_FOOTER);
+    return true;
+  }
+
+  private void sendHeaderFooter(CommandSender sender, Rank rank, Message type) {
+    MessageBuilder builder = plugin.getMessage(rank, type)
+        .failIfEmpty();
+    if (rank == null) {
+      builder.replace(Variable.PLAYER, sender.getName());
+    } else {
+      builder.replaceRanks(sender, rank);
+    }
+    builder.send(sender);
+  }
+
+  private void sendMessage(CommandSender player, Message message, Rank oldRank, Rank rank) {
+    plugin.replaceMoneyRequirements(plugin.getMessage(oldRank, message)
+        .replaceRanks(player, oldRank, rank), player, oldRank)
+        .send(player);
+  }
+}