add EntityMetadataLoop handling

proto_generated/v1_21_11/proto.go

@@ -2,10 +2,11 @@ package v1_21_11
 
 import (
 	"encoding/binary"
+	"io"
+
 	"github.com/admin-else/strom/nbt"
 	"github.com/admin-else/strom/proto_base"
 	"github.com/google/uuid"
-	"io"
 )
 
 type ArmorTrimMaterial struct {
@@ -3016,7 +3017,7 @@ type SlotComponentType struct {
 	Val string
 }
 
-var SlotComponentTypeMap = map[int32]string{0: "custom_data", 1: "max_stack_size", 10: "item_model", 100: "cat/variant", 101: "cat/collar", 102: "sheep/color", 103: "shulker/color", 11: "lore", 12: "rarity", 13: "enchantments", 14: "can_place_on", 15: "can_break", 16: "attribute_modifiers", 17: "custom_model_data", 18: "tooltip_display", 19: "repair_cost", 2: "max_damage", 20: "creative_slot_lock", 21: "enchantment_glint_override", 22: "intangible_projectile", 23: "food", 24: "consumable", 25: "use_remainder", 26: "use_cooldown", 27: "damage_resistant", 28: "tool", 29: "weapon", 3: "damage", 30: "attack_range", 31: "enchantable", 32: "equippable", 33: "repairable", 34: "glider", 35: "tooltip_style", 36: "death_protection", 37: "blocks_attacks", 38: "piercing_weapon", 39: "kinetic_weapon", 4: "unbreakable", 40: "swing_animation", 41: "stored_enchantments", 42: "dyed_color", 43: "map_color", 44: "map_id", 45: "map_decorations", 46: "map_post_processing", 47: "charged_projectiles", 48: "bundle_contents", 49: "potion_contents", 5: "use_effects", 50: "potion_duration_scale", 51: "suspicious_stew_effects", 52: "writable_book_content", 53: "written_book_content", 54: "trim", 55: "debug_stick_state", 56: "entity_data", 57: "bucket_entity_data", 58: "block_entity_data", 59: "instrument", 6: "custom_name", 60: "provides_trim_material", 61: "ominous_bottle_amplifier", 62: "jukebox_playable", 63: "provides_banner_patterns", 64: "recipes", 65: "lodestone_tracker", 66: "firework_explosion", 67: "fireworks", 68: "profile", 69: "note_block_sound", 7: "minimum_attack_charge", 70: "banner_patterns", 71: "base_color", 72: "pot_decorations", 73: "container", 74: "block_state", 75: "bees", 76: "lock", 77: "container_loot", 78: "break_sound", 79: "villager/variant", 8: "damage_type", 80: "wolf/variant", 81: "wolf/sound_variant", 82: "wolf/collar", 83: "fox/variant", 84: "salmon/size", 85: "parrot/variant", 86: "tropical_fish/pattern", 87: "tropical_fish/base_color", 88: "tropical_fish/pattern_color", 89: "mooshroom/variant", 9: "item_name", 90: "rabbit/variant", 91: "pig/variant", 92: "cow/variant", 93: "chicken/variant", 94: "zomie_nautilus/variant", 95: "frog/variant", 96: "horse/variant", 97: "painting/variant", 98: "llama/variant", 99: "axolotl/variant"}
+var SlotComponentTypeMap = map[int32]string{0: "custom_data", 1: "max_stack_size", 10: "item_model", 100: "cat/variant", 101: "cat/collar", 102: "sheep/color", 103: "shulker/color", 11: "lore", 12: "rarity", 13: "enchantments", 14: "can_place_on", 15: "can_break", 16: "attribute_modifiers", 17: "custom_model_data", 18: "tooltip_display", 19: "repair_cost", 2: "max_damage", 20: "creative_slot_lock", 21: "enchantment_glint_override", 22: "intangible_projectile", 23: "food", 24: "consumable", 25: "use_remainder", 26: "use_cooldown", 27: "damage_resistant", 28: "tool", 29: "weapon", 3: "damage", 30: "attack_range", 31: "enchantable", 32: "equippable", 33: "repairable", 34: "glider", 35: "tooltip_style", 36: "death_protection", 37: "blocks_attacks", 38: "piercing_weapon", 39: "kinetic_weapon", 4: "unbreakable", 40: "swing_animation", 41: "stored_enchantments", 42: "dyed_color", 43: "map_color", 44: "map_id", 45: "map_decorations", 46: "map_post_processing", 47: "charged_projectiles", 48: "bundle_contents", 49: "potion_contents", 5: "use_effects", 50: "potion_duration_scale", 51: "suspicious_stew_effects", 52: "writable_book_content", 53: "written_book_content", 54: "trim", 55: "debug_stick_state", 56: "entity_data", 57: "bucket_entity_data", 58: "block_entity_data", 59: "instrument", 6: "custom_name", 60: "provides_trim_material", 61: "ominous_bottle_amplifier", 62: "jukebox_playable", 63: "provides_banner_patterns", 64: "recipes", 65: "lodestone_tracker", 66: "firework_explosion", 67: "fireworks", 68: "profile", 69: "note_block_sound", 7: "minimum_attack_charge", 70: "banner_patterns", 71: "base_color", 72: "pot_decorations", 73: "container", 74: "block_state", 75: "bees", 76: "lock", 77: "container_loot", 78: "break_sound", 79: "villager/variant", 8: "damage_type", 80: "wolf/variant", 81: "wolf/sound_variant", 82: "wolf/collar", 83: "fox/variant", 84: "salmon/size", 85: "parrot/variant", 86: "tropical_fish/pattern", 87: "tropical_fish/base_color", 88: "tropical_fish/pattern_color", 89: "mooshroom/variant", 9: "item_name", 90: "rabbit/variant", 91: "pig/variant", 92: "cow/variant", 93: "chicken/variant", 94: "zombie_nautilus/variant", 95: "frog/variant", 96: "horse/variant", 97: "painting/variant", 98: "llama/variant", 99: "axolotl/variant"}
 
 func (ret *SlotComponentType) Decode(r io.Reader) (err error) {
 	var SlotComponentTypeKey int32
@@ -3031,7 +3032,7 @@ func (ret *SlotComponentType) Decode(r io.Reader) (err error) {
 	return
 }
 
-var SlotComponentTypeReverseMap = map[string]int32{"custom_data": 0, "max_stack_size": 1, "item_model": 10, "cat/variant": 100, "cat/collar": 101, "sheep/color": 102, "shulker/color": 103, "lore": 11, "rarity": 12, "enchantments": 13, "can_place_on": 14, "can_break": 15, "attribute_modifiers": 16, "custom_model_data": 17, "tooltip_display": 18, "repair_cost": 19, "max_damage": 2, "creative_slot_lock": 20, "enchantment_glint_override": 21, "intangible_projectile": 22, "food": 23, "consumable": 24, "use_remainder": 25, "use_cooldown": 26, "damage_resistant": 27, "tool": 28, "weapon": 29, "damage": 3, "attack_range": 30, "enchantable": 31, "equippable": 32, "repairable": 33, "glider": 34, "tooltip_style": 35, "death_protection": 36, "blocks_attacks": 37, "piercing_weapon": 38, "kinetic_weapon": 39, "unbreakable": 4, "swing_animation": 40, "stored_enchantments": 41, "dyed_color": 42, "map_color": 43, "map_id": 44, "map_decorations": 45, "map_post_processing": 46, "charged_projectiles": 47, "bundle_contents": 48, "potion_contents": 49, "use_effects": 5, "potion_duration_scale": 50, "suspicious_stew_effects": 51, "writable_book_content": 52, "written_book_content": 53, "trim": 54, "debug_stick_state": 55, "entity_data": 56, "bucket_entity_data": 57, "block_entity_data": 58, "instrument": 59, "custom_name": 6, "provides_trim_material": 60, "ominous_bottle_amplifier": 61, "jukebox_playable": 62, "provides_banner_patterns": 63, "recipes": 64, "lodestone_tracker": 65, "firework_explosion": 66, "fireworks": 67, "profile": 68, "note_block_sound": 69, "minimum_attack_charge": 7, "banner_patterns": 70, "base_color": 71, "pot_decorations": 72, "container": 73, "block_state": 74, "bees": 75, "lock": 76, "container_loot": 77, "break_sound": 78, "villager/variant": 79, "damage_type": 8, "wolf/variant": 80, "wolf/sound_variant": 81, "wolf/collar": 82, "fox/variant": 83, "salmon/size": 84, "parrot/variant": 85, "tropical_fish/pattern": 86, "tropical_fish/base_color": 87, "tropical_fish/pattern_color": 88, "mooshroom/variant": 89, "item_name": 9, "rabbit/variant": 90, "pig/variant": 91, "cow/variant": 92, "chicken/variant": 93, "zomie_nautilus/variant": 94, "frog/variant": 95, "horse/variant": 96, "painting/variant": 97, "llama/variant": 98, "axolotl/variant": 99}
+var SlotComponentTypeReverseMap = map[string]int32{"custom_data": 0, "max_stack_size": 1, "item_model": 10, "cat/variant": 100, "cat/collar": 101, "sheep/color": 102, "shulker/color": 103, "lore": 11, "rarity": 12, "enchantments": 13, "can_place_on": 14, "can_break": 15, "attribute_modifiers": 16, "custom_model_data": 17, "tooltip_display": 18, "repair_cost": 19, "max_damage": 2, "creative_slot_lock": 20, "enchantment_glint_override": 21, "intangible_projectile": 22, "food": 23, "consumable": 24, "use_remainder": 25, "use_cooldown": 26, "damage_resistant": 27, "tool": 28, "weapon": 29, "damage": 3, "attack_range": 30, "enchantable": 31, "equippable": 32, "repairable": 33, "glider": 34, "tooltip_style": 35, "death_protection": 36, "blocks_attacks": 37, "piercing_weapon": 38, "kinetic_weapon": 39, "unbreakable": 4, "swing_animation": 40, "stored_enchantments": 41, "dyed_color": 42, "map_color": 43, "map_id": 44, "map_decorations": 45, "map_post_processing": 46, "charged_projectiles": 47, "bundle_contents": 48, "potion_contents": 49, "use_effects": 5, "potion_duration_scale": 50, "suspicious_stew_effects": 51, "writable_book_content": 52, "written_book_content": 53, "trim": 54, "debug_stick_state": 55, "entity_data": 56, "bucket_entity_data": 57, "block_entity_data": 58, "instrument": 59, "custom_name": 6, "provides_trim_material": 60, "ominous_bottle_amplifier": 61, "jukebox_playable": 62, "provides_banner_patterns": 63, "recipes": 64, "lodestone_tracker": 65, "firework_explosion": 66, "fireworks": 67, "profile": 68, "note_block_sound": 69, "minimum_attack_charge": 7, "banner_patterns": 70, "base_color": 71, "pot_decorations": 72, "container": 73, "block_state": 74, "bees": 75, "lock": 76, "container_loot": 77, "break_sound": 78, "villager/variant": 79, "damage_type": 8, "wolf/variant": 80, "wolf/sound_variant": 81, "wolf/collar": 82, "fox/variant": 83, "salmon/size": 84, "parrot/variant": 85, "tropical_fish/pattern": 86, "tropical_fish/base_color": 87, "tropical_fish/pattern_color": 88, "mooshroom/variant": 89, "item_name": 9, "rabbit/variant": 90, "pig/variant": 91, "cow/variant": 92, "chicken/variant": 93, "zombie_nautilus/variant": 94, "frog/variant": 95, "horse/variant": 96, "painting/variant": 97, "llama/variant": 98, "axolotl/variant": 99}
 
 func (ret *SlotComponentType) Encode(w io.Writer) (err error) {
 	var vSlotComponentType int32
@@ -3497,15 +3498,44 @@ func (ret *CommandNode) Encode(w io.Writer) (err error) {
 }
 
 type EntityMetadata struct {
-	Val proto_base.ToDo
+	Val map[byte]EntityMetadataEntry
 }
 
 func (ret *EntityMetadata) Decode(r io.Reader) (err error) {
-	err = proto_base.ToDoError
+	ret.Val = make(map[uint8]EntityMetadataEntry)
+	var id uint8
+	for {
+		err = binary.Read(r, binary.BigEndian, &id)
+		if err != nil {
+			return
+		}
+		if id == 255 {
+			break
+		}
+		var entry EntityMetadataEntry
+		err = entry.Decode(r)
+		if err != nil {
+			return
+		}
+		ret.Val[id] = entry
+	}
 	return
 }
 func (ret *EntityMetadata) Encode(w io.Writer) (err error) {
-	err = proto_base.ToDoError
+	for k, v := range ret.Val {
+		err = binary.Write(w, binary.BigEndian, k)
+		if err != nil {
+			return
+		}
+		err = v.Encode(w)
+		if err != nil {
+			return
+		}
+	}
+	err = binary.Write(w, binary.BigEndian, uint8(255))
+	if err != nil {
+		return
+	}
 	return
 }
 

proto_generated/v1_21_8/proto.go

@@ -1951,7 +1951,7 @@ type SlotComponentType struct {
 	Val string
 }
 
-var SlotComponentTypeMap = map[int32]string{0: "custom_data", 1: "max_stack_size", 10: "enchantments", 11: "can_place_on", 12: "can_break", 13: "attribute_modifiers", 14: "custom_model_data", 15: "tooltip_display", 16: "repair_cost", 17: "creative_slot_lock", 18: "enchantment_glint_override", 19: "intangible_projectile", 2: "max_damage", 20: "food", 21: "consumable", 22: "use_remainder", 23: "use_cooldown", 24: "damage_resistant", 25: "tool", 26: "weapon", 27: "enchantable", 28: "equippable", 29: "repairable", 3: "damage", 30: "glider", 31: "tooltip_style", 32: "death_protection", 33: "blocks_attacks", 34: "stored_enchantments", 35: "dyed_color", 36: "map_color", 37: "map_id", 38: "map_decorations", 39: "map_post_processing", 4: "unbreakable", 40: "potion_duration_scale", 41: "charged_projectiles", 42: "bundle_contents", 43: "potion_contents", 44: "suspicious_stew_effects", 45: "writable_book_content", 46: "written_book_content", 47: "trim", 48: "debug_stick_state", 49: "entity_data", 5: "custom_name", 50: "bucket_entity_data", 51: "block_entity_data", 52: "instrument", 53: "provides_trim_material", 54: "ominous_bottle_amplifier", 55: "jukebox_playable", 56: "provides_banner_patterns", 57: "recipes", 58: "lodestone_tracker", 59: "firework_explosion", 6: "item_name", 60: "fireworks", 61: "profile", 62: "note_block_sound", 63: "banner_patterns", 64: "base_color", 65: "pot_decorations", 66: "container", 67: "block_state", 68: "bees", 69: "lock", 7: "item_model", 70: "container_loot", 71: "break_sound", 72: "villager/variant", 73: "wolf/variant", 74: "wolf/sound_variant", 75: "wolf/collar", 76: "fox/variant", 77: "salmon/size", 78: "parrot/variant", 79: "tropical_fish/pattern", 8: "lore", 80: "tropical_fish/base_color", 81: "tropical_fish/pattern_color", 82: "mooshroom/variant", 83: "rabbit/variant", 84: "pig/variant", 85: "cow/variant", 86: "chicken/variant", 87: "frog/variant", 88: "horse/variant", 89: "painting/variant", 9: "rarity", 90: "llama/variant", 91: "axolotl/variant", 92: "cat/variant", 93: "cat/collar", 94: "sheep/color", 95: "shulker/color"}
+var SlotComponentTypeMap = map[int32]string{0: "custom_data", 1: "max_stack_size", 10: "enchantments", 11: "can_place_on", 12: "can_break", 13: "attribute_modifiers", 14: "custom_model_data", 15: "tooltip_display", 16: "repair_cost", 17: "creative_slot_lock", 18: "enchantment_glint_override", 19: "intangible_projectile", 2: "max_damage", 20: "food", 21: "consumable", 22: "use_remainder", 23: "use_cooldown", 24: "damage_resistant", 25: "tool", 26: "weapon", 27: "enchantable", 28: "equippable", 29: "repairable", 3: "damage", 30: "glider", 31: "tooltip_style", 32: "death_protection", 33: "blocks_attacks", 34: "stored_enchantments", 35: "dyed_color", 36: "map_color", 37: "map_id", 38: "map_decorations", 39: "map_post_processing", 4: "unbreakable", 40: "charged_projectiles", 41: "bundle_contents", 42: "potion_contents", 43: "potion_duration_scale", 44: "suspicious_stew_effects", 45: "writable_book_content", 46: "written_book_content", 47: "trim", 48: "debug_stick_state", 49: "entity_data", 5: "custom_name", 50: "bucket_entity_data", 51: "block_entity_data", 52: "instrument", 53: "provides_trim_material", 54: "ominous_bottle_amplifier", 55: "jukebox_playable", 56: "provides_banner_patterns", 57: "recipes", 58: "lodestone_tracker", 59: "firework_explosion", 6: "item_name", 60: "fireworks", 61: "profile", 62: "note_block_sound", 63: "banner_patterns", 64: "base_color", 65: "pot_decorations", 66: "container", 67: "block_state", 68: "bees", 69: "lock", 7: "item_model", 70: "container_loot", 71: "break_sound", 72: "villager/variant", 73: "wolf/variant", 74: "wolf/sound_variant", 75: "wolf/collar", 76: "fox/variant", 77: "salmon/size", 78: "parrot/variant", 79: "tropical_fish/pattern", 8: "lore", 80: "tropical_fish/base_color", 81: "tropical_fish/pattern_color", 82: "mooshroom/variant", 83: "rabbit/variant", 84: "pig/variant", 85: "cow/variant", 86: "chicken/variant", 87: "frog/variant", 88: "horse/variant", 89: "painting/variant", 9: "rarity", 90: "llama/variant", 91: "axolotl/variant", 92: "cat/variant", 93: "cat/collar", 94: "sheep/color", 95: "shulker/color"}
 
 func (ret *SlotComponentType) Decode(r io.Reader) (err error) {
 	var SlotComponentTypeKey int32
@@ -1966,7 +1966,7 @@ func (ret *SlotComponentType) Decode(r io.Reader) (err error) {
 	return
 }
 
-var SlotComponentTypeReverseMap = map[string]int32{"custom_data": 0, "max_stack_size": 1, "enchantments": 10, "can_place_on": 11, "can_break": 12, "attribute_modifiers": 13, "custom_model_data": 14, "tooltip_display": 15, "repair_cost": 16, "creative_slot_lock": 17, "enchantment_glint_override": 18, "intangible_projectile": 19, "max_damage": 2, "food": 20, "consumable": 21, "use_remainder": 22, "use_cooldown": 23, "damage_resistant": 24, "tool": 25, "weapon": 26, "enchantable": 27, "equippable": 28, "repairable": 29, "damage": 3, "glider": 30, "tooltip_style": 31, "death_protection": 32, "blocks_attacks": 33, "stored_enchantments": 34, "dyed_color": 35, "map_color": 36, "map_id": 37, "map_decorations": 38, "map_post_processing": 39, "unbreakable": 4, "potion_duration_scale": 40, "charged_projectiles": 41, "bundle_contents": 42, "potion_contents": 43, "suspicious_stew_effects": 44, "writable_book_content": 45, "written_book_content": 46, "trim": 47, "debug_stick_state": 48, "entity_data": 49, "custom_name": 5, "bucket_entity_data": 50, "block_entity_data": 51, "instrument": 52, "provides_trim_material": 53, "ominous_bottle_amplifier": 54, "jukebox_playable": 55, "provides_banner_patterns": 56, "recipes": 57, "lodestone_tracker": 58, "firework_explosion": 59, "item_name": 6, "fireworks": 60, "profile": 61, "note_block_sound": 62, "banner_patterns": 63, "base_color": 64, "pot_decorations": 65, "container": 66, "block_state": 67, "bees": 68, "lock": 69, "item_model": 7, "container_loot": 70, "break_sound": 71, "villager/variant": 72, "wolf/variant": 73, "wolf/sound_variant": 74, "wolf/collar": 75, "fox/variant": 76, "salmon/size": 77, "parrot/variant": 78, "tropical_fish/pattern": 79, "lore": 8, "tropical_fish/base_color": 80, "tropical_fish/pattern_color": 81, "mooshroom/variant": 82, "rabbit/variant": 83, "pig/variant": 84, "cow/variant": 85, "chicken/variant": 86, "frog/variant": 87, "horse/variant": 88, "painting/variant": 89, "rarity": 9, "llama/variant": 90, "axolotl/variant": 91, "cat/variant": 92, "cat/collar": 93, "sheep/color": 94, "shulker/color": 95}
+var SlotComponentTypeReverseMap = map[string]int32{"custom_data": 0, "max_stack_size": 1, "enchantments": 10, "can_place_on": 11, "can_break": 12, "attribute_modifiers": 13, "custom_model_data": 14, "tooltip_display": 15, "repair_cost": 16, "creative_slot_lock": 17, "enchantment_glint_override": 18, "intangible_projectile": 19, "max_damage": 2, "food": 20, "consumable": 21, "use_remainder": 22, "use_cooldown": 23, "damage_resistant": 24, "tool": 25, "weapon": 26, "enchantable": 27, "equippable": 28, "repairable": 29, "damage": 3, "glider": 30, "tooltip_style": 31, "death_protection": 32, "blocks_attacks": 33, "stored_enchantments": 34, "dyed_color": 35, "map_color": 36, "map_id": 37, "map_decorations": 38, "map_post_processing": 39, "unbreakable": 4, "charged_projectiles": 40, "bundle_contents": 41, "potion_contents": 42, "potion_duration_scale": 43, "suspicious_stew_effects": 44, "writable_book_content": 45, "written_book_content": 46, "trim": 47, "debug_stick_state": 48, "entity_data": 49, "custom_name": 5, "bucket_entity_data": 50, "block_entity_data": 51, "instrument": 52, "provides_trim_material": 53, "ominous_bottle_amplifier": 54, "jukebox_playable": 55, "provides_banner_patterns": 56, "recipes": 57, "lodestone_tracker": 58, "firework_explosion": 59, "item_name": 6, "fireworks": 60, "profile": 61, "note_block_sound": 62, "banner_patterns": 63, "base_color": 64, "pot_decorations": 65, "container": 66, "block_state": 67, "bees": 68, "lock": 69, "item_model": 7, "container_loot": 70, "break_sound": 71, "villager/variant": 72, "wolf/variant": 73, "wolf/sound_variant": 74, "wolf/collar": 75, "fox/variant": 76, "salmon/size": 77, "parrot/variant": 78, "tropical_fish/pattern": 79, "lore": 8, "tropical_fish/base_color": 80, "tropical_fish/pattern_color": 81, "mooshroom/variant": 82, "rabbit/variant": 83, "pig/variant": 84, "cow/variant": 85, "chicken/variant": 86, "frog/variant": 87, "horse/variant": 88, "painting/variant": 89, "rarity": 9, "llama/variant": 90, "axolotl/variant": 91, "cat/variant": 92, "cat/collar": 93, "sheep/color": 94, "shulker/color": 95}
 
 func (ret *SlotComponentType) Encode(w io.Writer) (err error) {
 	var vSlotComponentType int32
@@ -2432,15 +2432,44 @@ func (ret *CommandNode) Encode(w io.Writer) (err error) {
 }
 
 type EntityMetadata struct {
-	Val proto_base.ToDo
+	Val map[byte]EntityMetadataEntry
 }
 
 func (ret *EntityMetadata) Decode(r io.Reader) (err error) {
-	err = proto_base.ToDoError
+	ret.Val = make(map[uint8]EntityMetadataEntry)
+	var id uint8
+	for {
+		err = binary.Read(r, binary.BigEndian, &id)
+		if err != nil {
+			return
+		}
+		if id == 255 {
+			break
+		}
+		var entry EntityMetadataEntry
+		err = entry.Decode(r)
+		if err != nil {
+			return
+		}
+		ret.Val[id] = entry
+	}
 	return
 }
 func (ret *EntityMetadata) Encode(w io.Writer) (err error) {
-	err = proto_base.ToDoError
+	for k, v := range ret.Val {
+		err = binary.Write(w, binary.BigEndian, k)
+		if err != nil {
+			return
+		}
+		err = v.Encode(w)
+		if err != nil {
+			return
+		}
+	}
+	err = binary.Write(w, binary.BigEndian, uint8(255))
+	if err != nil {
+		return
+	}
 	return
 }
 
@@ -3786,6 +3815,43 @@ func (ret *Vec3i) Encode(w io.Writer) (err error) {
 	return
 }
 
+type Vec3i16 struct {
+	X int16
+	Y int16
+	Z int16
+}
+
+func (ret *Vec3i16) Decode(r io.Reader) (err error) {
+	err = binary.Read(r, binary.BigEndian, &ret.X)
+	if err != nil {
+		return
+	}
+	err = binary.Read(r, binary.BigEndian, &ret.Y)
+	if err != nil {
+		return
+	}
+	err = binary.Read(r, binary.BigEndian, &ret.Z)
+	if err != nil {
+		return
+	}
+	return
+}
+func (ret *Vec3i16) Encode(w io.Writer) (err error) {
+	err = binary.Write(w, binary.BigEndian, ret.X)
+	if err != nil {
+		return
+	}
+	err = binary.Write(w, binary.BigEndian, ret.Y)
+	if err != nil {
+		return
+	}
+	err = binary.Write(w, binary.BigEndian, ret.Z)
+	if err != nil {
+		return
+	}
+	return
+}
+
 type Vec4f struct {
 	X float32
 	Y float32
@@ -15115,9 +15181,7 @@ func (ret *PlayToClientPacketEntityUpdateAttributes) Encode(w io.Writer) (err er
 
 type PlayToClientPacketEntityVelocity struct {
 	EntityId int32
-	VelocityX int16
+	Velocity Vec3i16
-	VelocityY int16
-	VelocityZ int16
 }
 
 func (ret *PlayToClientPacketEntityVelocity) Decode(r io.Reader) (err error) {
@@ -15125,15 +15189,7 @@ func (ret *PlayToClientPacketEntityVelocity) Decode(r io.Reader) (err error) {
 	if err != nil {
 		return
 	}
-	err = binary.Read(r, binary.BigEndian, &ret.VelocityX)
+	err = ret.Velocity.Decode(r)
-	if err != nil {
-		return
-	}
-	err = binary.Read(r, binary.BigEndian, &ret.VelocityY)
-	if err != nil {
-		return
-	}
-	err = binary.Read(r, binary.BigEndian, &ret.VelocityZ)
 	if err != nil {
 		return
 	}
@@ -15144,15 +15200,7 @@ func (ret *PlayToClientPacketEntityVelocity) Encode(w io.Writer) (err error) {
 	if err != nil {
 		return
 	}
-	err = binary.Write(w, binary.BigEndian, ret.VelocityX)
+	err = ret.Velocity.Encode(w)
-	if err != nil {
-		return
-	}
-	err = binary.Write(w, binary.BigEndian, ret.VelocityY)
-	if err != nil {
-		return
-	}
-	err = binary.Write(w, binary.BigEndian, ret.VelocityZ)
 	if err != nil {
 		return
 	}
@@ -18871,9 +18919,7 @@ type PlayToClientPacketSpawnEntity struct {
 	Yaw        int8
 	HeadPitch  int8
 	ObjectData int32
-	VelocityX  int16
+	Velocity   Vec3i16
-	VelocityY  int16
-	VelocityZ  int16
 }
 
 func (ret *PlayToClientPacketSpawnEntity) Decode(r io.Reader) (err error) {
@@ -18917,15 +18963,7 @@ func (ret *PlayToClientPacketSpawnEntity) Decode(r io.Reader) (err error) {
 	if err != nil {
 		return
 	}
-	err = binary.Read(r, binary.BigEndian, &ret.VelocityX)
+	err = ret.Velocity.Decode(r)
-	if err != nil {
-		return
-	}
-	err = binary.Read(r, binary.BigEndian, &ret.VelocityY)
-	if err != nil {
-		return
-	}
-	err = binary.Read(r, binary.BigEndian, &ret.VelocityZ)
 	if err != nil {
 		return
 	}
@@ -18972,15 +19010,7 @@ func (ret *PlayToClientPacketSpawnEntity) Encode(w io.Writer) (err error) {
 	if err != nil {
 		return
 	}
-	err = binary.Write(w, binary.BigEndian, ret.VelocityX)
+	err = ret.Velocity.Encode(w)
-	if err != nil {
-		return
-	}
-	err = binary.Write(w, binary.BigEndian, ret.VelocityY)
-	if err != nil {
-		return
-	}
-	err = binary.Write(w, binary.BigEndian, ret.VelocityZ)
 	if err != nil {
 		return
 	}

proto_generated/v1_21_9/proto.go

@@ -2885,7 +2885,7 @@ type SlotComponentType struct {
 	Val string
 }
 
-var SlotComponentTypeMap = map[int32]string{0: "custom_data", 1: "max_stack_size", 10: "enchantments", 11: "can_place_on", 12: "can_break", 13: "attribute_modifiers", 14: "custom_model_data", 15: "tooltip_display", 16: "repair_cost", 17: "creative_slot_lock", 18: "enchantment_glint_override", 19: "intangible_projectile", 2: "max_damage", 20: "food", 21: "consumable", 22: "use_remainder", 23: "use_cooldown", 24: "damage_resistant", 25: "tool", 26: "weapon", 27: "enchantable", 28: "equippable", 29: "repairable", 3: "damage", 30: "glider", 31: "tooltip_style", 32: "death_protection", 33: "blocks_attacks", 34: "stored_enchantments", 35: "dyed_color", 36: "map_color", 37: "map_id", 38: "map_decorations", 39: "map_post_processing", 4: "unbreakable", 40: "potion_duration_scale", 41: "charged_projectiles", 42: "bundle_contents", 43: "potion_contents", 44: "suspicious_stew_effects", 45: "writable_book_content", 46: "written_book_content", 47: "trim", 48: "debug_stick_state", 49: "entity_data", 5: "custom_name", 50: "bucket_entity_data", 51: "block_entity_data", 52: "instrument", 53: "provides_trim_material", 54: "ominous_bottle_amplifier", 55: "jukebox_playable", 56: "provides_banner_patterns", 57: "recipes", 58: "lodestone_tracker", 59: "firework_explosion", 6: "item_name", 60: "fireworks", 61: "profile", 62: "note_block_sound", 63: "banner_patterns", 64: "base_color", 65: "pot_decorations", 66: "container", 67: "block_state", 68: "bees", 69: "lock", 7: "item_model", 70: "container_loot", 71: "break_sound", 72: "villager/variant", 73: "wolf/variant", 74: "wolf/sound_variant", 75: "wolf/collar", 76: "fox/variant", 77: "salmon/size", 78: "parrot/variant", 79: "tropical_fish/pattern", 8: "lore", 80: "tropical_fish/base_color", 81: "tropical_fish/pattern_color", 82: "mooshroom/variant", 83: "rabbit/variant", 84: "pig/variant", 85: "cow/variant", 86: "chicken/variant", 87: "frog/variant", 88: "horse/variant", 89: "painting/variant", 9: "rarity", 90: "llama/variant", 91: "axolotl/variant", 92: "cat/variant", 93: "cat/collar", 94: "sheep/color", 95: "shulker/color"}
+var SlotComponentTypeMap = map[int32]string{0: "custom_data", 1: "max_stack_size", 10: "enchantments", 11: "can_place_on", 12: "can_break", 13: "attribute_modifiers", 14: "custom_model_data", 15: "tooltip_display", 16: "repair_cost", 17: "creative_slot_lock", 18: "enchantment_glint_override", 19: "intangible_projectile", 2: "max_damage", 20: "food", 21: "consumable", 22: "use_remainder", 23: "use_cooldown", 24: "damage_resistant", 25: "tool", 26: "weapon", 27: "enchantable", 28: "equippable", 29: "repairable", 3: "damage", 30: "glider", 31: "tooltip_style", 32: "death_protection", 33: "blocks_attacks", 34: "stored_enchantments", 35: "dyed_color", 36: "map_color", 37: "map_id", 38: "map_decorations", 39: "map_post_processing", 4: "unbreakable", 40: "charged_projectiles", 41: "bundle_contents", 42: "potion_contents", 43: "potion_duration_scale", 44: "suspicious_stew_effects", 45: "writable_book_content", 46: "written_book_content", 47: "trim", 48: "debug_stick_state", 49: "entity_data", 5: "custom_name", 50: "bucket_entity_data", 51: "block_entity_data", 52: "instrument", 53: "provides_trim_material", 54: "ominous_bottle_amplifier", 55: "jukebox_playable", 56: "provides_banner_patterns", 57: "recipes", 58: "lodestone_tracker", 59: "firework_explosion", 6: "item_name", 60: "fireworks", 61: "profile", 62: "note_block_sound", 63: "banner_patterns", 64: "base_color", 65: "pot_decorations", 66: "container", 67: "block_state", 68: "bees", 69: "lock", 7: "item_model", 70: "container_loot", 71: "break_sound", 72: "villager/variant", 73: "wolf/variant", 74: "wolf/sound_variant", 75: "wolf/collar", 76: "fox/variant", 77: "salmon/size", 78: "parrot/variant", 79: "tropical_fish/pattern", 8: "lore", 80: "tropical_fish/base_color", 81: "tropical_fish/pattern_color", 82: "mooshroom/variant", 83: "rabbit/variant", 84: "pig/variant", 85: "cow/variant", 86: "chicken/variant", 87: "frog/variant", 88: "horse/variant", 89: "painting/variant", 9: "rarity", 90: "llama/variant", 91: "axolotl/variant", 92: "cat/variant", 93: "cat/collar", 94: "sheep/color", 95: "shulker/color"}
 
 func (ret *SlotComponentType) Decode(r io.Reader) (err error) {
 	var SlotComponentTypeKey int32
@@ -2900,7 +2900,7 @@ func (ret *SlotComponentType) Decode(r io.Reader) (err error) {
 	return
 }
 
-var SlotComponentTypeReverseMap = map[string]int32{"custom_data": 0, "max_stack_size": 1, "enchantments": 10, "can_place_on": 11, "can_break": 12, "attribute_modifiers": 13, "custom_model_data": 14, "tooltip_display": 15, "repair_cost": 16, "creative_slot_lock": 17, "enchantment_glint_override": 18, "intangible_projectile": 19, "max_damage": 2, "food": 20, "consumable": 21, "use_remainder": 22, "use_cooldown": 23, "damage_resistant": 24, "tool": 25, "weapon": 26, "enchantable": 27, "equippable": 28, "repairable": 29, "damage": 3, "glider": 30, "tooltip_style": 31, "death_protection": 32, "blocks_attacks": 33, "stored_enchantments": 34, "dyed_color": 35, "map_color": 36, "map_id": 37, "map_decorations": 38, "map_post_processing": 39, "unbreakable": 4, "potion_duration_scale": 40, "charged_projectiles": 41, "bundle_contents": 42, "potion_contents": 43, "suspicious_stew_effects": 44, "writable_book_content": 45, "written_book_content": 46, "trim": 47, "debug_stick_state": 48, "entity_data": 49, "custom_name": 5, "bucket_entity_data": 50, "block_entity_data": 51, "instrument": 52, "provides_trim_material": 53, "ominous_bottle_amplifier": 54, "jukebox_playable": 55, "provides_banner_patterns": 56, "recipes": 57, "lodestone_tracker": 58, "firework_explosion": 59, "item_name": 6, "fireworks": 60, "profile": 61, "note_block_sound": 62, "banner_patterns": 63, "base_color": 64, "pot_decorations": 65, "container": 66, "block_state": 67, "bees": 68, "lock": 69, "item_model": 7, "container_loot": 70, "break_sound": 71, "villager/variant": 72, "wolf/variant": 73, "wolf/sound_variant": 74, "wolf/collar": 75, "fox/variant": 76, "salmon/size": 77, "parrot/variant": 78, "tropical_fish/pattern": 79, "lore": 8, "tropical_fish/base_color": 80, "tropical_fish/pattern_color": 81, "mooshroom/variant": 82, "rabbit/variant": 83, "pig/variant": 84, "cow/variant": 85, "chicken/variant": 86, "frog/variant": 87, "horse/variant": 88, "painting/variant": 89, "rarity": 9, "llama/variant": 90, "axolotl/variant": 91, "cat/variant": 92, "cat/collar": 93, "sheep/color": 94, "shulker/color": 95}
+var SlotComponentTypeReverseMap = map[string]int32{"custom_data": 0, "max_stack_size": 1, "enchantments": 10, "can_place_on": 11, "can_break": 12, "attribute_modifiers": 13, "custom_model_data": 14, "tooltip_display": 15, "repair_cost": 16, "creative_slot_lock": 17, "enchantment_glint_override": 18, "intangible_projectile": 19, "max_damage": 2, "food": 20, "consumable": 21, "use_remainder": 22, "use_cooldown": 23, "damage_resistant": 24, "tool": 25, "weapon": 26, "enchantable": 27, "equippable": 28, "repairable": 29, "damage": 3, "glider": 30, "tooltip_style": 31, "death_protection": 32, "blocks_attacks": 33, "stored_enchantments": 34, "dyed_color": 35, "map_color": 36, "map_id": 37, "map_decorations": 38, "map_post_processing": 39, "unbreakable": 4, "charged_projectiles": 40, "bundle_contents": 41, "potion_contents": 42, "potion_duration_scale": 43, "suspicious_stew_effects": 44, "writable_book_content": 45, "written_book_content": 46, "trim": 47, "debug_stick_state": 48, "entity_data": 49, "custom_name": 5, "bucket_entity_data": 50, "block_entity_data": 51, "instrument": 52, "provides_trim_material": 53, "ominous_bottle_amplifier": 54, "jukebox_playable": 55, "provides_banner_patterns": 56, "recipes": 57, "lodestone_tracker": 58, "firework_explosion": 59, "item_name": 6, "fireworks": 60, "profile": 61, "note_block_sound": 62, "banner_patterns": 63, "base_color": 64, "pot_decorations": 65, "container": 66, "block_state": 67, "bees": 68, "lock": 69, "item_model": 7, "container_loot": 70, "break_sound": 71, "villager/variant": 72, "wolf/variant": 73, "wolf/sound_variant": 74, "wolf/collar": 75, "fox/variant": 76, "salmon/size": 77, "parrot/variant": 78, "tropical_fish/pattern": 79, "lore": 8, "tropical_fish/base_color": 80, "tropical_fish/pattern_color": 81, "mooshroom/variant": 82, "rabbit/variant": 83, "pig/variant": 84, "cow/variant": 85, "chicken/variant": 86, "frog/variant": 87, "horse/variant": 88, "painting/variant": 89, "rarity": 9, "llama/variant": 90, "axolotl/variant": 91, "cat/variant": 92, "cat/collar": 93, "sheep/color": 94, "shulker/color": 95}
 
 func (ret *SlotComponentType) Encode(w io.Writer) (err error) {
 	var vSlotComponentType int32
@@ -3366,15 +3366,44 @@ func (ret *CommandNode) Encode(w io.Writer) (err error) {
 }
 
 type EntityMetadata struct {
-	Val proto_base.ToDo
+	Val map[byte]EntityMetadataEntry
 }
 
 func (ret *EntityMetadata) Decode(r io.Reader) (err error) {
-	err = proto_base.ToDoError
+	ret.Val = make(map[uint8]EntityMetadataEntry)
+	var id uint8
+	for {
+		err = binary.Read(r, binary.BigEndian, &id)
+		if err != nil {
+			return
+		}
+		if id == 255 {
+			break
+		}
+		var entry EntityMetadataEntry
+		err = entry.Decode(r)
+		if err != nil {
+			return
+		}
+		ret.Val[id] = entry
+	}
 	return
 }
 func (ret *EntityMetadata) Encode(w io.Writer) (err error) {
-	err = proto_base.ToDoError
+	for k, v := range ret.Val {
+		err = binary.Write(w, binary.BigEndian, k)
+		if err != nil {
+			return
+		}
+		err = v.Encode(w)
+		if err != nil {
+			return
+		}
+	}
+	err = binary.Write(w, binary.BigEndian, uint8(255))
+	if err != nil {
+		return
+	}
 	return
 }
 

proto_generator/native_decoder.go

@@ -561,6 +561,57 @@ func VoidDecoder(g *Generator, varToSet ast.Expr, dataRaw any, name string) (s [
 	return
 }
 
+func EntityMetadataLoopDecoder(g *Generator, varToSet ast.Expr, dataRaw any, name string) (s []ast.Stmt, err error) {
+	var data protodef.EntityMetadataLoop
+	err = mapstructure.Decode(dataRaw, &data)
+	if err != nil {
+		return
+	}
+
+	innerType, err := g.VisitType(data.Type)
+	if err != nil {
+		return
+	}
+
+	assignVts := Assign121(varToSet, Call(Ident("make"), MapType(Ident("uint8"), innerType)))
+	idVar := VarStmt("id", Ident("uint8"))
+
+	decodeIdStatements, err := g.VisitDecoder(Ident("id"), "u8", name)
+	endCheck := If(Equals(Ident("id"), NumLit(data.EndVal)), NewBlockEllipsis(Break()))
+	declEntry := VarStmt("entry", innerType)
+	decodingEntryStmts, err := g.VisitDecoder(Ident("entry"), data.Type, name+"Inner")
+	if err != nil {
+		return
+	}
+	assignEntry := Assign121(Index(varToSet, Ident("id")), Ident("entry"))
+
+	var loopStmts []ast.Stmt
+	loopStmts = append(loopStmts, decodeIdStatements...)
+	loopStmts = append(loopStmts, endCheck)
+	loopStmts = append(loopStmts, declEntry)
+	loopStmts = append(loopStmts, decodingEntryStmts...)
+	loopStmts = append(loopStmts, assignEntry)
+
+	s = Stmts(assignVts, idVar, ForStmt(nil, nil, nil, NewBlock(loopStmts)))
+	/*
+		vts = make(map[uint8]{{data.type}})
+		var id uint8
+		for  {
+			err = binary.Read(r, binary.BigEndian, &id)
+			if err != nil {
+				return
+			}
+			if id == {{data.EndId}} {
+				return
+			}
+			var data {{type(data.type)}}
+			{{unpack(data.type)}}
+			vts[id] = data
+		}
+	*/
+	return
+}
+
 func (g *Generator) RegisterDecoderNatives() {
 	g.DecoderNatives = map[string]FunctionGeneratorFunc{
 		"container": ContainerDecoder,
@@ -596,7 +647,7 @@ func (g *Generator) RegisterDecoderNatives() {
 
 		"registryEntryHolder":      RegistryEntryHolderDecoder,
 		"registryEntryHolderSet":   ToDoDecoder, // RegistryEntryHolderSetDecoder
-		"entityMetadataLoop":       ToDoDecoder,
+		"entityMetadataLoop":       EntityMetadataLoopDecoder,
 		"topBitSetTerminatedArray": ToDoDecoder,
 		"todo":                     ToDoDecoder,
 	}

proto_generator/native_encoder.go

@@ -356,6 +356,46 @@ func VoidEncoder(_ *Generator, _ ast.Expr, _ any, _ string) (s []ast.Stmt, err e
 	return
 }
 
+func EntityMetadataLoopEncoder(g *Generator, vts ast.Expr, dataRaw any, name string) (s []ast.Stmt, err error) {
+	var data protodef.EntityMetadataLoop
+	err = mapstructure.Decode(dataRaw, &data)
+	if err != nil {
+		return
+	}
+
+	/*
+		for k, v := range vts.Val {
+			WriteU8(w, uint8(k))
+			WriteData(w, v)
+		}
+		WriteU8(w, 0xFF)
+	*/
+
+	encodeid, err := g.VisitEncoder(Ident("k"), "u8", name)
+	if err != nil {
+		return
+	}
+	encodeV, err := g.VisitEncoder(Ident("v"), data.Type, name)
+	if err != nil {
+		return
+	}
+	var innerstmts []ast.Stmt
+	innerstmts = append(innerstmts, encodeid...)
+	innerstmts = append(innerstmts, encodeV...)
+
+	forStmt := ForRangeKV(Ident("k"), Ident("v"), vts, NewBlock(innerstmts))
+
+	encodeEndId, err := g.VisitEncoder(Call(Ident("uint8"), NumLit(data.EndVal)), "u8", name)
+	if err != nil {
+		return
+	}
+
+	s = append(s, forStmt)
+	s = append(s, encodeEndId...)
+
+	return
+}
+
 func (g *Generator) RegisterEncoderNatives() {
 	g.EncoderNatives = map[string]FunctionGeneratorFunc{
 		"container": ContainerEncoder,
@@ -391,7 +431,7 @@ func (g *Generator) RegisterEncoderNatives() {
 
 		"registryEntryHolder":      RegistryEntryHolderEncoder,
 		"registryEntryHolderSet":   ToDoEncoder,
-		"entityMetadataLoop":       ToDoEncoder,
+		"entityMetadataLoop":       EntityMetadataLoopEncoder,
 		"topBitSetTerminatedArray": ToDoEncoder,
 		"todo":                     ToDoEncoder,
 	}

proto_generator/native_type.go

@@ -175,6 +175,20 @@ func VoidType(_ *Generator, _ any) (e ast.Expr, err error) {
 	return
 }
 
+func EntityMetadataLoopType(g *Generator, v any) (e ast.Expr, err error) {
+	var data protodef.EntityMetadataLoop
+	err = mapstructure.Decode(v, &data)
+	if err != nil {
+		return
+	}
+	innerType, err := g.VisitType(data.Type)
+	if err != nil {
+		return
+	}
+	e = MapType(Ident("byte"), innerType)
+	return
+}
+
 func (g *Generator) RegisterNatives() {
 	g.Natives = map[string]ExprGeneratorFunc{
 		"container":                VisitContainerType,
@@ -200,7 +214,7 @@ func (g *Generator) RegisterNatives() {
 		"f64":                      MakeIdentVisitor("float64"),
 		"registryEntryHolder":      MakeIdentVisitor("any"), // Go really fucking needs good tagged unions
 		"registryEntryHolderSet":   MakeIdentVisitor("any"),
-		"entityMetadataLoop":       VisitToDoType,
+		"entityMetadataLoop":       EntityMetadataLoopType,
 		"option":                   VisitOptionType,
 		"switch":                   MakeIdentVisitor("any"),
 		"UUID":                     MakeSelectorVisitor("uuid", "UUID"),

proto_generator/printer.go

@@ -329,6 +329,12 @@ func NewBlockEllipsis(statements ...ast.Stmt) *ast.BlockStmt {
 	}
 }
 
+func Break() *ast.BranchStmt {
+	return &ast.BranchStmt{
+		Tok: token.BREAK,
+	}
+}
+
 //func MergeBlocks(blocks ...*ast.BlockStmt) *ast.BlockStmt {
 //	list := make([]ast.Stmt, 0)
 //	for _, block := range blocks {
@@ -382,7 +388,16 @@ func ForRange(K, X ast.Expr, block *ast.BlockStmt) *ast.RangeStmt {
 		Tok:   token.DEFINE, // ":=" token
 		Body:  block,
 	}
+}
 
+func ForRangeKV(K, V, X ast.Expr, block *ast.BlockStmt) *ast.RangeStmt {
+	return &ast.RangeStmt{
+		Key:   K,
+		Value: V,
+		X:     X,
+		Tok:   token.DEFINE,
+		Body:  block,
+	}
 }
 
 func Index(X, I ast.Expr) *ast.IndexExpr {
@@ -525,3 +540,12 @@ func Grouping(e ast.Expr) *ast.ParenExpr {
 		X: e,
 	}
 }
+
+func ForStmt(init ast.Stmt, cond ast.Expr, post ast.Stmt, body *ast.BlockStmt) *ast.ForStmt {
+	return &ast.ForStmt{
+		Init: init,
+		Cond: cond,
+		Post: post,
+		Body: body,
+	}
+}

proto_generator/protodef/types.go

@@ -64,4 +64,9 @@ type (
 		Flags []string
 		Type  any
 	}
+
+	EntityMetadataLoop struct {
+		EndVal int
+		Type   any
+	}
 )