Adds /metropolis-plot-go command to teleport to a plot.

src/main/java/com/majinnaibu/bukkitplugins/metropolis/commands/MetropolisPlotGoCommand.java

@@ -19,6 +19,7 @@ package com.majinnaibu.bukkitplugins.metropolis.commands;
 
 import com.majinnaibu.bukkitplugins.metropolis.MetropolisPlugin;
 import com.majinnaibu.bukkitplugins.metropolis.Plot;
+import com.majinnaibu.bukkitplugins.metropolis.PlotReservationLookup;
 
 import org.bukkit.command.Command;
 import org.bukkit.command.CommandExecutor;
@@ -34,23 +35,85 @@ public class MetropolisPlotGoCommand implements CommandExecutor {
 
   @Override
   public boolean onCommand(CommandSender sender, Command cmd, String label, String[] args) {
-    Player player = null;
-    Plot plot = null;
-
-    if (sender instanceof Player) {
-      player = (Player) sender;
-    }
-
-    if (args.length == 1 && player != null) {
-      plot = _plugin.getPlot(args[0]);
-    } else if (args.length >= 2) {
-      player = _plugin.getPlayer(args[1]);
-      plot = _plugin.getPlot(args[0]);
-    } else {
+    if (args.length > 2) {
+      sender.sendMessage(
+          "Usage: /metropolis-plot-go [playerName] or /metropolis-plot-go <reservationName> [playerName]");
       return false;
     }
 
-    if (plot == null || player == null) {
+    Player player;
+    String requestedReservation = null;
+    if (args.length == 0) {
+      if (!(sender instanceof Player senderPlayer)) {
+        sender.sendMessage("Console must specify an online player name.");
+        return false;
+      }
+      player = senderPlayer;
+    } else if (args.length == 1) {
+      Player namedPlayer = _plugin.getPlayer(args[0]);
+      if (namedPlayer != null) {
+        player = namedPlayer;
+      } else if (sender instanceof Player senderPlayer) {
+        player = senderPlayer;
+        requestedReservation = args[0];
+      } else {
+        sender.sendMessage("No online player named " + args[0] + ".");
+        return false;
+      }
+    } else {
+      requestedReservation = args[0];
+      player = _plugin.getPlayer(args[1]);
+      if (player == null) {
+        sender.sendMessage("No online player named " + args[1] + ".");
+        return false;
+      }
+    }
+
+    boolean canManagePlots = sender.hasPermission("metropolis.plot.go");
+    if (player != sender && !canManagePlots) {
+      sender.sendMessage("You do not have permission to teleport another player.");
+      return false;
+    }
+
+    var reservations = _plugin.getReservationsForPlayer(player.getUniqueId());
+    Plot plot;
+    if (requestedReservation == null) {
+      if (reservations.isEmpty()) {
+        sender.sendMessage(
+            player.getName() + " is not a member or owner of a Metropolis reservation.");
+        return false;
+      }
+      if (reservations.size() > 1) {
+        String names =
+            reservations.stream()
+                .map(Plot::getRegionName)
+                .reduce((first, second) -> first + ", " + second)
+                .orElse("");
+        sender.sendMessage(
+            player.getName()
+                + " belongs to multiple reservations: "
+                + names
+                + ". Specify one with /metropolis-plot-go <reservationName> [playerName].");
+        return false;
+      }
+      plot = reservations.get(0);
+    } else {
+      plot = PlotReservationLookup.findByName(reservations, requestedReservation);
+      if (plot == null && canManagePlots) {
+        plot = _plugin.getPlot(requestedReservation);
+      }
+      if (plot == null) {
+        sender.sendMessage(
+            player.getName()
+                + " is not a member or owner of reservation "
+                + requestedReservation
+                + ".");
+        return false;
+      }
+    }
+
+    if (player != sender && !canManagePlots) {
+      sender.sendMessage("You do not have permission to teleport another player.");
       return false;
     }
 
@@ -60,6 +123,11 @@ public class MetropolisPlotGoCommand implements CommandExecutor {
       return false;
     }
 
+    String destination = "reservation " + plot.getRegionName();
+    sender.sendMessage("Teleported " + player.getName() + " to " + destination + ".");
+    if (player != sender) {
+      player.sendMessage("You were teleported to " + destination + ".");
+    }
     return true;
   }
 }