feat: heal command

build.gradle.kts

@@ -172,7 +172,6 @@ subprojects {
 	}
 }
 
-
 val remapMavenJar by tasks.registering(RemapJarTask::class) {
 	inputFile.set(tasks.jar.flatMap { it.archiveFile })
 	archiveFileName.set("${project.properties["archivesBaseName"]}-${project.version}-maven.jar")

specter-debug/src/main/java/dev/spiritstudios/specter/impl/debug/SpecterDebug.java

@@ -1,5 +1,6 @@
 package dev.spiritstudios.specter.impl.debug;
 
+import dev.spiritstudios.specter.impl.debug.command.HealCommand;
 import dev.spiritstudios.specter.impl.debug.command.MetatagCommand;
 import net.fabricmc.api.ModInitializer;
 import net.fabricmc.fabric.api.command.v2.CommandRegistrationCallback;
@@ -9,6 +10,7 @@ public class SpecterDebug implements ModInitializer {
 	public void onInitialize() {
 		CommandRegistrationCallback.EVENT.register((dispatcher, registryAccess, environment) -> {
 			MetatagCommand.register(dispatcher);
+			HealCommand.register(dispatcher);
 		});
 	}
 }

specter-debug/src/main/java/dev/spiritstudios/specter/impl/debug/command/HealCommand.java

@@ -0,0 +1,49 @@
+package dev.spiritstudios.specter.impl.debug.command;
+
+import com.mojang.brigadier.Command;
+import com.mojang.brigadier.CommandDispatcher;
+import com.mojang.brigadier.arguments.FloatArgumentType;
+import com.mojang.brigadier.exceptions.CommandSyntaxException;
+import com.mojang.brigadier.exceptions.SimpleCommandExceptionType;
+import net.minecraft.command.argument.EntityArgumentType;
+import net.minecraft.entity.Entity;
+import net.minecraft.entity.LivingEntity;
+import net.minecraft.server.command.CommandManager;
+import net.minecraft.server.command.ServerCommandSource;
+import net.minecraft.text.Text;
+
+public class HealCommand {
+	private static final SimpleCommandExceptionType NOT_LIVING_EXCEPTION = new SimpleCommandExceptionType(Text.translatable("commands.heal.not_living"));
+
+	public static void register(CommandDispatcher<ServerCommandSource> dispatcher) {
+		dispatcher.register(CommandManager.literal("heal")
+			.requires(source -> source.hasPermissionLevel(2))
+			.executes(context -> fullHeal(context.getSource().getEntityOrThrow(), context.getSource()))
+			.then(CommandManager.argument("target", EntityArgumentType.entity())
+				.executes(context -> fullHeal(EntityArgumentType.getEntity(context, "target"), context.getSource()))
+				.then(CommandManager.argument("amount", FloatArgumentType.floatArg(0))
+					.executes(context -> heal(EntityArgumentType.getEntity(context, "target"), FloatArgumentType.getFloat(context, "amount"), context.getSource()))
+				)
+			)
+		);
+	}
+
+	private static int fullHeal(Entity entity, ServerCommandSource source) throws CommandSyntaxException {
+		if (!(entity instanceof LivingEntity livingEntity))
+			throw NOT_LIVING_EXCEPTION.create();
+
+		return heal(entity, livingEntity.getMaxHealth(), source);
+	}
+
+	private static int heal(Entity entity, float amount, ServerCommandSource source) throws CommandSyntaxException {
+		if (!(entity instanceof LivingEntity livingEntity))
+			throw NOT_LIVING_EXCEPTION.create();
+
+		float oldHealth = livingEntity.getHealth();
+		livingEntity.heal(amount);
+
+		source.sendFeedback(() -> Text.translatable("commands.heal.success", livingEntity.getDisplayName(), livingEntity.getHealth() - oldHealth), true);
+
+		return Command.SINGLE_SUCCESS;
+	}
+}

specter-debug/src/main/resources/assets/specter-debug/lang/en_us.json

@@ -3,5 +3,7 @@
 	"item.specter-debug.loot_loader.invalid_loot_table": "Loot Table \"%s\" either does not exist or is invalid.",
 	"item.specter-debug.loot_loader.loaded_loot_table": "Loot Table \"%s\" loaded successfully.",
 	"item_group.specter.debug": "Specter Debug",
-	"item.specter-debug.loot_loader": "Loot Loader"
+	"item.specter-debug.loot_loader": "Loot Loader",
+	"commands.heal.not_living": "Cannot heal non-living entity",
+	"commands.heal.success": "Healed %s for %s health"
 }