50 lines
2.2 KiB
Java
50 lines
2.2 KiB
Java
package net.minecraft.server.commands;
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import com.mojang.brigadier.CommandDispatcher;
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import com.mojang.brigadier.exceptions.CommandSyntaxException;
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import com.mojang.brigadier.exceptions.SimpleCommandExceptionType;
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import net.minecraft.commands.CommandSourceStack;
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import net.minecraft.commands.Commands;
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import net.minecraft.commands.arguments.coordinates.BlockPosArgument;
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import net.minecraft.core.BlockPos;
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import net.minecraft.network.chat.Component;
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import net.minecraft.network.protocol.game.DebugPackets;
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import net.minecraft.world.entity.Mob;
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import net.minecraft.world.entity.ai.navigation.GroundPathNavigation;
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import net.minecraft.world.entity.ai.navigation.PathNavigation;
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import net.minecraft.world.level.pathfinder.Path;
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public class DebugPathCommand {
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private static final SimpleCommandExceptionType ERROR_NOT_MOB = new SimpleCommandExceptionType(Component.literal("Source is not a mob"));
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private static final SimpleCommandExceptionType ERROR_NO_PATH = new SimpleCommandExceptionType(Component.literal("Path not found"));
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private static final SimpleCommandExceptionType ERROR_NOT_COMPLETE = new SimpleCommandExceptionType(Component.literal("Target not reached"));
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public static void register(CommandDispatcher<CommandSourceStack> dispatcher) {
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dispatcher.register(
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Commands.literal("debugpath")
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.requires(Commands.hasPermission(2))
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.then(
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Commands.argument("to", BlockPosArgument.blockPos())
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.executes(commandContext -> fillBlocks(commandContext.getSource(), BlockPosArgument.getLoadedBlockPos(commandContext, "to")))
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)
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);
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}
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private static int fillBlocks(CommandSourceStack stack, BlockPos pos) throws CommandSyntaxException {
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if (!(stack.getEntity() instanceof Mob mob)) {
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throw ERROR_NOT_MOB.create();
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} else {
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PathNavigation pathNavigation = new GroundPathNavigation(mob, stack.getLevel());
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Path path = pathNavigation.createPath(pos, 0);
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DebugPackets.sendPathFindingPacket(stack.getLevel(), mob, path, pathNavigation.getMaxDistanceToWaypoint());
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if (path == null) {
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throw ERROR_NO_PATH.create();
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} else if (!path.canReach()) {
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throw ERROR_NOT_COMPLETE.create();
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} else {
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stack.sendSuccess(() -> Component.literal("Made path"), true);
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return 1;
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}
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}
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}
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}
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