minecraft-src/net/minecraft/server/commands/TransferCommand.java
2025-07-04 01:41:11 +03:00

76 lines
2.9 KiB
Java

package net.minecraft.server.commands;
import com.mojang.brigadier.CommandDispatcher;
import com.mojang.brigadier.arguments.IntegerArgumentType;
import com.mojang.brigadier.arguments.StringArgumentType;
import com.mojang.brigadier.exceptions.CommandSyntaxException;
import com.mojang.brigadier.exceptions.SimpleCommandExceptionType;
import java.util.Collection;
import java.util.List;
import net.minecraft.commands.CommandSourceStack;
import net.minecraft.commands.Commands;
import net.minecraft.commands.arguments.EntityArgument;
import net.minecraft.network.chat.Component;
import net.minecraft.network.protocol.common.ClientboundTransferPacket;
import net.minecraft.server.level.ServerPlayer;
public class TransferCommand {
private static final SimpleCommandExceptionType ERROR_NO_PLAYERS = new SimpleCommandExceptionType(Component.translatable("commands.transfer.error.no_players"));
public static void register(CommandDispatcher<CommandSourceStack> dispatcher) {
dispatcher.register(
Commands.literal("transfer")
.requires(commandSourceStack -> commandSourceStack.hasPermission(3))
.then(
Commands.argument("hostname", StringArgumentType.string())
.executes(
commandContext -> transfer(
commandContext.getSource(), StringArgumentType.getString(commandContext, "hostname"), 25565, List.of(commandContext.getSource().getPlayerOrException())
)
)
.then(
Commands.argument("port", IntegerArgumentType.integer(1, 65535))
.executes(
commandContext -> transfer(
commandContext.getSource(),
StringArgumentType.getString(commandContext, "hostname"),
IntegerArgumentType.getInteger(commandContext, "port"),
List.of(commandContext.getSource().getPlayerOrException())
)
)
.then(
Commands.argument("players", EntityArgument.players())
.executes(
commandContext -> transfer(
commandContext.getSource(),
StringArgumentType.getString(commandContext, "hostname"),
IntegerArgumentType.getInteger(commandContext, "port"),
EntityArgument.getPlayers(commandContext, "players")
)
)
)
)
)
);
}
private static int transfer(CommandSourceStack source, String hostname, int port, Collection<ServerPlayer> players) throws CommandSyntaxException {
if (players.isEmpty()) {
throw ERROR_NO_PLAYERS.create();
} else {
for (ServerPlayer serverPlayer : players) {
serverPlayer.connection.send(new ClientboundTransferPacket(hostname, port));
}
if (players.size() == 1) {
source.sendSuccess(
() -> Component.translatable("commands.transfer.success.single", ((ServerPlayer)players.iterator().next()).getDisplayName(), hostname, port), true
);
} else {
source.sendSuccess(() -> Component.translatable("commands.transfer.success.multiple", players.size(), hostname, port), true);
}
return players.size();
}
}
}