1.19.2 chat support

registry/chattype.go

@@ -0,0 +1,8 @@
+package registry
+
+import "github.com/Tnze/go-mc/chat"
+
+type ChatType struct {
+	Chat      chat.Decoration `nbt:"chat"`
+	Narration chat.Decoration `nbt:"narration"`
+}

registry/codec.go

@@ -0,0 +1,9 @@
+package registry
+
+import "github.com/Tnze/go-mc/nbt"
+
+type NetworkCodec struct {
+	ChatType      Registry[ChatType]       `nbt:"minecraft:chat_type"`
+	DimensionType Registry[Dimension]      `nbt:"minecraft:dimension_type"`
+	WorldGenBiome Registry[nbt.RawMessage] `nbt:"minecraft:worldgen/biome"`
+}

registry/dimension.go

@@ -0,0 +1,25 @@
+package registry
+
+import "github.com/Tnze/go-mc/nbt"
+
+type Dimension struct {
+	FixedTime          int64   `nbt:"fixed_time,omitempty"`
+	HasSkylight        bool    `nbt:"has_skylight"`
+	HasCeiling         bool    `nbt:"has_ceiling"`
+	Ultrawarm          bool    `nbt:"ultrawarm"`
+	Natural            bool    `nbt:"natural"`
+	CoordinateScale    float64 `nbt:"coordinate_scale"`
+	BedWorks           bool    `nbt:"bed_works"`
+	RespawnAnchorWorks byte    `nbt:"respawn_anchor_works"`
+	MinY               int32   `nbt:"min_y"`
+	Height             int32   `nbt:"height"`
+	LogicalHeight      int32   `nbt:"logical_height"`
+	InfiniteBurn       string  `nbt:"infiniburn"`
+	Effects            string  `nbt:"effects"`
+	AmbientLight       float64 `nbt:"ambient_light"`
+
+	PiglinSafe                  byte           `nbt:"piglin_safe"`
+	HasRaids                    byte           `nbt:"has_raids"`
+	MonsterSpawnLightLevel      nbt.RawMessage `nbt:"monster_spawn_light_level"` // Tag_Int or {type:"minecraft:uniform", value:{min_inclusive: Tag_Int, max_inclusive: Tag_Int}}
+	MonsterSpawnBlockLightLimit int32          `nbt:"monster_spawn_block_light_limit"`
+}

registry/registry.go

@@ -0,0 +1,31 @@
+package registry
+
+type Registry[E any] struct {
+	Type  string `nbt:"type"`
+	Value []struct {
+		Name    string `nbt:"name"`
+		ID      int32  `nbt:"id"`
+		Element E      `nbt:"element"`
+	} `nbt:"value"`
+}
+
+func (r *Registry[E]) Find(name string) (int32, *E) {
+	for i := range r.Value {
+		if r.Value[i].Name == name {
+			return int32(i), &r.Value[i].Element
+		}
+	}
+	return -1, nil
+}
+
+func (r *Registry[E]) FindByID(id int32) *E {
+	if id >= 0 && id < int32(len(r.Value)) && r.Value[id].ID == id {
+		return &r.Value[id].Element
+	}
+	for i := range r.Value {
+		if r.Value[i].ID == id {
+			return &r.Value[i].Element
+		}
+	}
+	return nil
+}