move gotd fork into repo. (#111)

- update to latest telegram layer
- remove some references to fields in tg.Entities that don't exist in
the schema
- originally added here:
https://github.com/beeper/td/commit/820929062a2ba0104397bc01235ab58a9cff780e
  - referenced here
-
https://github.com/mautrix/telegramgo/commit/124f0967ed195b5a380c9bd02e170ada9710dde3
-
https://github.com/mautrix/telegramgo/commit/4205047aab2e0639217148b5d125bfaab668bd8e

pkg/gotd/tg/tl_lang_pack_string_gen.go

@@ -0,0 +1,857 @@
+// Code generated by gotdgen, DO NOT EDIT.
+
+package tg
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"sort"
+	"strings"
+
+	"go.uber.org/multierr"
+
+	"go.mau.fi/mautrix-telegram/pkg/gotd/bin"
+	"go.mau.fi/mautrix-telegram/pkg/gotd/tdjson"
+	"go.mau.fi/mautrix-telegram/pkg/gotd/tdp"
+	"go.mau.fi/mautrix-telegram/pkg/gotd/tgerr"
+)
+
+// No-op definition for keeping imports.
+var (
+	_ = bin.Buffer{}
+	_ = context.Background()
+	_ = fmt.Stringer(nil)
+	_ = strings.Builder{}
+	_ = errors.Is
+	_ = multierr.AppendInto
+	_ = sort.Ints
+	_ = tdp.Format
+	_ = tgerr.Error{}
+	_ = tdjson.Encoder{}
+)
+
+// LangPackString represents TL type `langPackString#cad181f6`.
+// Translated localization string
+//
+// See https://core.telegram.org/constructor/langPackString for reference.
+type LangPackString struct {
+	// Language key
+	Key string
+	// Value
+	Value string
+}
+
+// LangPackStringTypeID is TL type id of LangPackString.
+const LangPackStringTypeID = 0xcad181f6
+
+// construct implements constructor of LangPackStringClass.
+func (l LangPackString) construct() LangPackStringClass { return &l }
+
+// Ensuring interfaces in compile-time for LangPackString.
+var (
+	_ bin.Encoder     = &LangPackString{}
+	_ bin.Decoder     = &LangPackString{}
+	_ bin.BareEncoder = &LangPackString{}
+	_ bin.BareDecoder = &LangPackString{}
+
+	_ LangPackStringClass = &LangPackString{}
+)
+
+func (l *LangPackString) Zero() bool {
+	if l == nil {
+		return true
+	}
+	if !(l.Key == "") {
+		return false
+	}
+	if !(l.Value == "") {
+		return false
+	}
+
+	return true
+}
+
+// String implements fmt.Stringer.
+func (l *LangPackString) String() string {
+	if l == nil {
+		return "LangPackString(nil)"
+	}
+	type Alias LangPackString
+	return fmt.Sprintf("LangPackString%+v", Alias(*l))
+}
+
+// FillFrom fills LangPackString from given interface.
+func (l *LangPackString) FillFrom(from interface {
+	GetKey() (value string)
+	GetValue() (value string)
+}) {
+	l.Key = from.GetKey()
+	l.Value = from.GetValue()
+}
+
+// TypeID returns type id in TL schema.
+//
+// See https://core.telegram.org/mtproto/TL-tl#remarks.
+func (*LangPackString) TypeID() uint32 {
+	return LangPackStringTypeID
+}
+
+// TypeName returns name of type in TL schema.
+func (*LangPackString) TypeName() string {
+	return "langPackString"
+}
+
+// TypeInfo returns info about TL type.
+func (l *LangPackString) TypeInfo() tdp.Type {
+	typ := tdp.Type{
+		Name: "langPackString",
+		ID:   LangPackStringTypeID,
+	}
+	if l == nil {
+		typ.Null = true
+		return typ
+	}
+	typ.Fields = []tdp.Field{
+		{
+			Name:       "Key",
+			SchemaName: "key",
+		},
+		{
+			Name:       "Value",
+			SchemaName: "value",
+		},
+	}
+	return typ
+}
+
+// Encode implements bin.Encoder.
+func (l *LangPackString) Encode(b *bin.Buffer) error {
+	if l == nil {
+		return fmt.Errorf("can't encode langPackString#cad181f6 as nil")
+	}
+	b.PutID(LangPackStringTypeID)
+	return l.EncodeBare(b)
+}
+
+// EncodeBare implements bin.BareEncoder.
+func (l *LangPackString) EncodeBare(b *bin.Buffer) error {
+	if l == nil {
+		return fmt.Errorf("can't encode langPackString#cad181f6 as nil")
+	}
+	b.PutString(l.Key)
+	b.PutString(l.Value)
+	return nil
+}
+
+// Decode implements bin.Decoder.
+func (l *LangPackString) Decode(b *bin.Buffer) error {
+	if l == nil {
+		return fmt.Errorf("can't decode langPackString#cad181f6 to nil")
+	}
+	if err := b.ConsumeID(LangPackStringTypeID); err != nil {
+		return fmt.Errorf("unable to decode langPackString#cad181f6: %w", err)
+	}
+	return l.DecodeBare(b)
+}
+
+// DecodeBare implements bin.BareDecoder.
+func (l *LangPackString) DecodeBare(b *bin.Buffer) error {
+	if l == nil {
+		return fmt.Errorf("can't decode langPackString#cad181f6 to nil")
+	}
+	{
+		value, err := b.String()
+		if err != nil {
+			return fmt.Errorf("unable to decode langPackString#cad181f6: field key: %w", err)
+		}
+		l.Key = value
+	}
+	{
+		value, err := b.String()
+		if err != nil {
+			return fmt.Errorf("unable to decode langPackString#cad181f6: field value: %w", err)
+		}
+		l.Value = value
+	}
+	return nil
+}
+
+// GetKey returns value of Key field.
+func (l *LangPackString) GetKey() (value string) {
+	if l == nil {
+		return
+	}
+	return l.Key
+}
+
+// GetValue returns value of Value field.
+func (l *LangPackString) GetValue() (value string) {
+	if l == nil {
+		return
+	}
+	return l.Value
+}
+
+// LangPackStringPluralized represents TL type `langPackStringPluralized#6c47ac9f`.
+// A language pack string which has different forms based on the number of some object it
+// mentions. See https://www.unicode
+// org/cldr/charts/latest/supplemental/language_plural_rules.html¹ for more info
+//
+// Links:
+//  1. https://www.unicode.org/cldr/charts/latest/supplemental/language_plural_rules.html
+//
+// See https://core.telegram.org/constructor/langPackStringPluralized for reference.
+type LangPackStringPluralized struct {
+	// Flags, see TL conditional fields¹
+	//
+	// Links:
+	//  1) https://core.telegram.org/mtproto/TL-combinators#conditional-fields
+	Flags bin.Fields
+	// Localization key
+	Key string
+	// Value for zero objects
+	//
+	// Use SetZeroValue and GetZeroValue helpers.
+	ZeroValue string
+	// Value for one object
+	//
+	// Use SetOneValue and GetOneValue helpers.
+	OneValue string
+	// Value for two objects
+	//
+	// Use SetTwoValue and GetTwoValue helpers.
+	TwoValue string
+	// Value for a few objects
+	//
+	// Use SetFewValue and GetFewValue helpers.
+	FewValue string
+	// Value for many objects
+	//
+	// Use SetManyValue and GetManyValue helpers.
+	ManyValue string
+	// Default value
+	OtherValue string
+}
+
+// LangPackStringPluralizedTypeID is TL type id of LangPackStringPluralized.
+const LangPackStringPluralizedTypeID = 0x6c47ac9f
+
+// construct implements constructor of LangPackStringClass.
+func (l LangPackStringPluralized) construct() LangPackStringClass { return &l }
+
+// Ensuring interfaces in compile-time for LangPackStringPluralized.
+var (
+	_ bin.Encoder     = &LangPackStringPluralized{}
+	_ bin.Decoder     = &LangPackStringPluralized{}
+	_ bin.BareEncoder = &LangPackStringPluralized{}
+	_ bin.BareDecoder = &LangPackStringPluralized{}
+
+	_ LangPackStringClass = &LangPackStringPluralized{}
+)
+
+func (l *LangPackStringPluralized) Zero() bool {
+	if l == nil {
+		return true
+	}
+	if !(l.Flags.Zero()) {
+		return false
+	}
+	if !(l.Key == "") {
+		return false
+	}
+	if !(l.ZeroValue == "") {
+		return false
+	}
+	if !(l.OneValue == "") {
+		return false
+	}
+	if !(l.TwoValue == "") {
+		return false
+	}
+	if !(l.FewValue == "") {
+		return false
+	}
+	if !(l.ManyValue == "") {
+		return false
+	}
+	if !(l.OtherValue == "") {
+		return false
+	}
+
+	return true
+}
+
+// String implements fmt.Stringer.
+func (l *LangPackStringPluralized) String() string {
+	if l == nil {
+		return "LangPackStringPluralized(nil)"
+	}
+	type Alias LangPackStringPluralized
+	return fmt.Sprintf("LangPackStringPluralized%+v", Alias(*l))
+}
+
+// FillFrom fills LangPackStringPluralized from given interface.
+func (l *LangPackStringPluralized) FillFrom(from interface {
+	GetKey() (value string)
+	GetZeroValue() (value string, ok bool)
+	GetOneValue() (value string, ok bool)
+	GetTwoValue() (value string, ok bool)
+	GetFewValue() (value string, ok bool)
+	GetManyValue() (value string, ok bool)
+	GetOtherValue() (value string)
+}) {
+	l.Key = from.GetKey()
+	if val, ok := from.GetZeroValue(); ok {
+		l.ZeroValue = val
+	}
+
+	if val, ok := from.GetOneValue(); ok {
+		l.OneValue = val
+	}
+
+	if val, ok := from.GetTwoValue(); ok {
+		l.TwoValue = val
+	}
+
+	if val, ok := from.GetFewValue(); ok {
+		l.FewValue = val
+	}
+
+	if val, ok := from.GetManyValue(); ok {
+		l.ManyValue = val
+	}
+
+	l.OtherValue = from.GetOtherValue()
+}
+
+// TypeID returns type id in TL schema.
+//
+// See https://core.telegram.org/mtproto/TL-tl#remarks.
+func (*LangPackStringPluralized) TypeID() uint32 {
+	return LangPackStringPluralizedTypeID
+}
+
+// TypeName returns name of type in TL schema.
+func (*LangPackStringPluralized) TypeName() string {
+	return "langPackStringPluralized"
+}
+
+// TypeInfo returns info about TL type.
+func (l *LangPackStringPluralized) TypeInfo() tdp.Type {
+	typ := tdp.Type{
+		Name: "langPackStringPluralized",
+		ID:   LangPackStringPluralizedTypeID,
+	}
+	if l == nil {
+		typ.Null = true
+		return typ
+	}
+	typ.Fields = []tdp.Field{
+		{
+			Name:       "Key",
+			SchemaName: "key",
+		},
+		{
+			Name:       "ZeroValue",
+			SchemaName: "zero_value",
+			Null:       !l.Flags.Has(0),
+		},
+		{
+			Name:       "OneValue",
+			SchemaName: "one_value",
+			Null:       !l.Flags.Has(1),
+		},
+		{
+			Name:       "TwoValue",
+			SchemaName: "two_value",
+			Null:       !l.Flags.Has(2),
+		},
+		{
+			Name:       "FewValue",
+			SchemaName: "few_value",
+			Null:       !l.Flags.Has(3),
+		},
+		{
+			Name:       "ManyValue",
+			SchemaName: "many_value",
+			Null:       !l.Flags.Has(4),
+		},
+		{
+			Name:       "OtherValue",
+			SchemaName: "other_value",
+		},
+	}
+	return typ
+}
+
+// SetFlags sets flags for non-zero fields.
+func (l *LangPackStringPluralized) SetFlags() {
+	if !(l.ZeroValue == "") {
+		l.Flags.Set(0)
+	}
+	if !(l.OneValue == "") {
+		l.Flags.Set(1)
+	}
+	if !(l.TwoValue == "") {
+		l.Flags.Set(2)
+	}
+	if !(l.FewValue == "") {
+		l.Flags.Set(3)
+	}
+	if !(l.ManyValue == "") {
+		l.Flags.Set(4)
+	}
+}
+
+// Encode implements bin.Encoder.
+func (l *LangPackStringPluralized) Encode(b *bin.Buffer) error {
+	if l == nil {
+		return fmt.Errorf("can't encode langPackStringPluralized#6c47ac9f as nil")
+	}
+	b.PutID(LangPackStringPluralizedTypeID)
+	return l.EncodeBare(b)
+}
+
+// EncodeBare implements bin.BareEncoder.
+func (l *LangPackStringPluralized) EncodeBare(b *bin.Buffer) error {
+	if l == nil {
+		return fmt.Errorf("can't encode langPackStringPluralized#6c47ac9f as nil")
+	}
+	l.SetFlags()
+	if err := l.Flags.Encode(b); err != nil {
+		return fmt.Errorf("unable to encode langPackStringPluralized#6c47ac9f: field flags: %w", err)
+	}
+	b.PutString(l.Key)
+	if l.Flags.Has(0) {
+		b.PutString(l.ZeroValue)
+	}
+	if l.Flags.Has(1) {
+		b.PutString(l.OneValue)
+	}
+	if l.Flags.Has(2) {
+		b.PutString(l.TwoValue)
+	}
+	if l.Flags.Has(3) {
+		b.PutString(l.FewValue)
+	}
+	if l.Flags.Has(4) {
+		b.PutString(l.ManyValue)
+	}
+	b.PutString(l.OtherValue)
+	return nil
+}
+
+// Decode implements bin.Decoder.
+func (l *LangPackStringPluralized) Decode(b *bin.Buffer) error {
+	if l == nil {
+		return fmt.Errorf("can't decode langPackStringPluralized#6c47ac9f to nil")
+	}
+	if err := b.ConsumeID(LangPackStringPluralizedTypeID); err != nil {
+		return fmt.Errorf("unable to decode langPackStringPluralized#6c47ac9f: %w", err)
+	}
+	return l.DecodeBare(b)
+}
+
+// DecodeBare implements bin.BareDecoder.
+func (l *LangPackStringPluralized) DecodeBare(b *bin.Buffer) error {
+	if l == nil {
+		return fmt.Errorf("can't decode langPackStringPluralized#6c47ac9f to nil")
+	}
+	{
+		if err := l.Flags.Decode(b); err != nil {
+			return fmt.Errorf("unable to decode langPackStringPluralized#6c47ac9f: field flags: %w", err)
+		}
+	}
+	{
+		value, err := b.String()
+		if err != nil {
+			return fmt.Errorf("unable to decode langPackStringPluralized#6c47ac9f: field key: %w", err)
+		}
+		l.Key = value
+	}
+	if l.Flags.Has(0) {
+		value, err := b.String()
+		if err != nil {
+			return fmt.Errorf("unable to decode langPackStringPluralized#6c47ac9f: field zero_value: %w", err)
+		}
+		l.ZeroValue = value
+	}
+	if l.Flags.Has(1) {
+		value, err := b.String()
+		if err != nil {
+			return fmt.Errorf("unable to decode langPackStringPluralized#6c47ac9f: field one_value: %w", err)
+		}
+		l.OneValue = value
+	}
+	if l.Flags.Has(2) {
+		value, err := b.String()
+		if err != nil {
+			return fmt.Errorf("unable to decode langPackStringPluralized#6c47ac9f: field two_value: %w", err)
+		}
+		l.TwoValue = value
+	}
+	if l.Flags.Has(3) {
+		value, err := b.String()
+		if err != nil {
+			return fmt.Errorf("unable to decode langPackStringPluralized#6c47ac9f: field few_value: %w", err)
+		}
+		l.FewValue = value
+	}
+	if l.Flags.Has(4) {
+		value, err := b.String()
+		if err != nil {
+			return fmt.Errorf("unable to decode langPackStringPluralized#6c47ac9f: field many_value: %w", err)
+		}
+		l.ManyValue = value
+	}
+	{
+		value, err := b.String()
+		if err != nil {
+			return fmt.Errorf("unable to decode langPackStringPluralized#6c47ac9f: field other_value: %w", err)
+		}
+		l.OtherValue = value
+	}
+	return nil
+}
+
+// GetKey returns value of Key field.
+func (l *LangPackStringPluralized) GetKey() (value string) {
+	if l == nil {
+		return
+	}
+	return l.Key
+}
+
+// SetZeroValue sets value of ZeroValue conditional field.
+func (l *LangPackStringPluralized) SetZeroValue(value string) {
+	l.Flags.Set(0)
+	l.ZeroValue = value
+}
+
+// GetZeroValue returns value of ZeroValue conditional field and
+// boolean which is true if field was set.
+func (l *LangPackStringPluralized) GetZeroValue() (value string, ok bool) {
+	if l == nil {
+		return
+	}
+	if !l.Flags.Has(0) {
+		return value, false
+	}
+	return l.ZeroValue, true
+}
+
+// SetOneValue sets value of OneValue conditional field.
+func (l *LangPackStringPluralized) SetOneValue(value string) {
+	l.Flags.Set(1)
+	l.OneValue = value
+}
+
+// GetOneValue returns value of OneValue conditional field and
+// boolean which is true if field was set.
+func (l *LangPackStringPluralized) GetOneValue() (value string, ok bool) {
+	if l == nil {
+		return
+	}
+	if !l.Flags.Has(1) {
+		return value, false
+	}
+	return l.OneValue, true
+}
+
+// SetTwoValue sets value of TwoValue conditional field.
+func (l *LangPackStringPluralized) SetTwoValue(value string) {
+	l.Flags.Set(2)
+	l.TwoValue = value
+}
+
+// GetTwoValue returns value of TwoValue conditional field and
+// boolean which is true if field was set.
+func (l *LangPackStringPluralized) GetTwoValue() (value string, ok bool) {
+	if l == nil {
+		return
+	}
+	if !l.Flags.Has(2) {
+		return value, false
+	}
+	return l.TwoValue, true
+}
+
+// SetFewValue sets value of FewValue conditional field.
+func (l *LangPackStringPluralized) SetFewValue(value string) {
+	l.Flags.Set(3)
+	l.FewValue = value
+}
+
+// GetFewValue returns value of FewValue conditional field and
+// boolean which is true if field was set.
+func (l *LangPackStringPluralized) GetFewValue() (value string, ok bool) {
+	if l == nil {
+		return
+	}
+	if !l.Flags.Has(3) {
+		return value, false
+	}
+	return l.FewValue, true
+}
+
+// SetManyValue sets value of ManyValue conditional field.
+func (l *LangPackStringPluralized) SetManyValue(value string) {
+	l.Flags.Set(4)
+	l.ManyValue = value
+}
+
+// GetManyValue returns value of ManyValue conditional field and
+// boolean which is true if field was set.
+func (l *LangPackStringPluralized) GetManyValue() (value string, ok bool) {
+	if l == nil {
+		return
+	}
+	if !l.Flags.Has(4) {
+		return value, false
+	}
+	return l.ManyValue, true
+}
+
+// GetOtherValue returns value of OtherValue field.
+func (l *LangPackStringPluralized) GetOtherValue() (value string) {
+	if l == nil {
+		return
+	}
+	return l.OtherValue
+}
+
+// LangPackStringDeleted represents TL type `langPackStringDeleted#2979eeb2`.
+// Deleted localization string
+//
+// See https://core.telegram.org/constructor/langPackStringDeleted for reference.
+type LangPackStringDeleted struct {
+	// Localization key
+	Key string
+}
+
+// LangPackStringDeletedTypeID is TL type id of LangPackStringDeleted.
+const LangPackStringDeletedTypeID = 0x2979eeb2
+
+// construct implements constructor of LangPackStringClass.
+func (l LangPackStringDeleted) construct() LangPackStringClass { return &l }
+
+// Ensuring interfaces in compile-time for LangPackStringDeleted.
+var (
+	_ bin.Encoder     = &LangPackStringDeleted{}
+	_ bin.Decoder     = &LangPackStringDeleted{}
+	_ bin.BareEncoder = &LangPackStringDeleted{}
+	_ bin.BareDecoder = &LangPackStringDeleted{}
+
+	_ LangPackStringClass = &LangPackStringDeleted{}
+)
+
+func (l *LangPackStringDeleted) Zero() bool {
+	if l == nil {
+		return true
+	}
+	if !(l.Key == "") {
+		return false
+	}
+
+	return true
+}
+
+// String implements fmt.Stringer.
+func (l *LangPackStringDeleted) String() string {
+	if l == nil {
+		return "LangPackStringDeleted(nil)"
+	}
+	type Alias LangPackStringDeleted
+	return fmt.Sprintf("LangPackStringDeleted%+v", Alias(*l))
+}
+
+// FillFrom fills LangPackStringDeleted from given interface.
+func (l *LangPackStringDeleted) FillFrom(from interface {
+	GetKey() (value string)
+}) {
+	l.Key = from.GetKey()
+}
+
+// TypeID returns type id in TL schema.
+//
+// See https://core.telegram.org/mtproto/TL-tl#remarks.
+func (*LangPackStringDeleted) TypeID() uint32 {
+	return LangPackStringDeletedTypeID
+}
+
+// TypeName returns name of type in TL schema.
+func (*LangPackStringDeleted) TypeName() string {
+	return "langPackStringDeleted"
+}
+
+// TypeInfo returns info about TL type.
+func (l *LangPackStringDeleted) TypeInfo() tdp.Type {
+	typ := tdp.Type{
+		Name: "langPackStringDeleted",
+		ID:   LangPackStringDeletedTypeID,
+	}
+	if l == nil {
+		typ.Null = true
+		return typ
+	}
+	typ.Fields = []tdp.Field{
+		{
+			Name:       "Key",
+			SchemaName: "key",
+		},
+	}
+	return typ
+}
+
+// Encode implements bin.Encoder.
+func (l *LangPackStringDeleted) Encode(b *bin.Buffer) error {
+	if l == nil {
+		return fmt.Errorf("can't encode langPackStringDeleted#2979eeb2 as nil")
+	}
+	b.PutID(LangPackStringDeletedTypeID)
+	return l.EncodeBare(b)
+}
+
+// EncodeBare implements bin.BareEncoder.
+func (l *LangPackStringDeleted) EncodeBare(b *bin.Buffer) error {
+	if l == nil {
+		return fmt.Errorf("can't encode langPackStringDeleted#2979eeb2 as nil")
+	}
+	b.PutString(l.Key)
+	return nil
+}
+
+// Decode implements bin.Decoder.
+func (l *LangPackStringDeleted) Decode(b *bin.Buffer) error {
+	if l == nil {
+		return fmt.Errorf("can't decode langPackStringDeleted#2979eeb2 to nil")
+	}
+	if err := b.ConsumeID(LangPackStringDeletedTypeID); err != nil {
+		return fmt.Errorf("unable to decode langPackStringDeleted#2979eeb2: %w", err)
+	}
+	return l.DecodeBare(b)
+}
+
+// DecodeBare implements bin.BareDecoder.
+func (l *LangPackStringDeleted) DecodeBare(b *bin.Buffer) error {
+	if l == nil {
+		return fmt.Errorf("can't decode langPackStringDeleted#2979eeb2 to nil")
+	}
+	{
+		value, err := b.String()
+		if err != nil {
+			return fmt.Errorf("unable to decode langPackStringDeleted#2979eeb2: field key: %w", err)
+		}
+		l.Key = value
+	}
+	return nil
+}
+
+// GetKey returns value of Key field.
+func (l *LangPackStringDeleted) GetKey() (value string) {
+	if l == nil {
+		return
+	}
+	return l.Key
+}
+
+// LangPackStringClassName is schema name of LangPackStringClass.
+const LangPackStringClassName = "LangPackString"
+
+// LangPackStringClass represents LangPackString generic type.
+//
+// See https://core.telegram.org/type/LangPackString for reference.
+//
+// Example:
+//
+//	g, err := tg.DecodeLangPackString(buf)
+//	if err != nil {
+//	    panic(err)
+//	}
+//	switch v := g.(type) {
+//	case *tg.LangPackString: // langPackString#cad181f6
+//	case *tg.LangPackStringPluralized: // langPackStringPluralized#6c47ac9f
+//	case *tg.LangPackStringDeleted: // langPackStringDeleted#2979eeb2
+//	default: panic(v)
+//	}
+type LangPackStringClass interface {
+	bin.Encoder
+	bin.Decoder
+	bin.BareEncoder
+	bin.BareDecoder
+	construct() LangPackStringClass
+
+	// TypeID returns type id in TL schema.
+	//
+	// See https://core.telegram.org/mtproto/TL-tl#remarks.
+	TypeID() uint32
+	// TypeName returns name of type in TL schema.
+	TypeName() string
+	// String implements fmt.Stringer.
+	String() string
+	// Zero returns true if current object has a zero value.
+	Zero() bool
+
+	// Language key
+	GetKey() (value string)
+}
+
+// DecodeLangPackString implements binary de-serialization for LangPackStringClass.
+func DecodeLangPackString(buf *bin.Buffer) (LangPackStringClass, error) {
+	id, err := buf.PeekID()
+	if err != nil {
+		return nil, err
+	}
+	switch id {
+	case LangPackStringTypeID:
+		// Decoding langPackString#cad181f6.
+		v := LangPackString{}
+		if err := v.Decode(buf); err != nil {
+			return nil, fmt.Errorf("unable to decode LangPackStringClass: %w", err)
+		}
+		return &v, nil
+	case LangPackStringPluralizedTypeID:
+		// Decoding langPackStringPluralized#6c47ac9f.
+		v := LangPackStringPluralized{}
+		if err := v.Decode(buf); err != nil {
+			return nil, fmt.Errorf("unable to decode LangPackStringClass: %w", err)
+		}
+		return &v, nil
+	case LangPackStringDeletedTypeID:
+		// Decoding langPackStringDeleted#2979eeb2.
+		v := LangPackStringDeleted{}
+		if err := v.Decode(buf); err != nil {
+			return nil, fmt.Errorf("unable to decode LangPackStringClass: %w", err)
+		}
+		return &v, nil
+	default:
+		return nil, fmt.Errorf("unable to decode LangPackStringClass: %w", bin.NewUnexpectedID(id))
+	}
+}
+
+// LangPackString boxes the LangPackStringClass providing a helper.
+type LangPackStringBox struct {
+	LangPackString LangPackStringClass
+}
+
+// Decode implements bin.Decoder for LangPackStringBox.
+func (b *LangPackStringBox) Decode(buf *bin.Buffer) error {
+	if b == nil {
+		return fmt.Errorf("unable to decode LangPackStringBox to nil")
+	}
+	v, err := DecodeLangPackString(buf)
+	if err != nil {
+		return fmt.Errorf("unable to decode boxed value: %w", err)
+	}
+	b.LangPackString = v
+	return nil
+}
+
+// Encode implements bin.Encode for LangPackStringBox.
+func (b *LangPackStringBox) Encode(buf *bin.Buffer) error {
+	if b == nil || b.LangPackString == nil {
+		return fmt.Errorf("unable to encode LangPackStringClass as nil")
+	}
+	return b.LangPackString.Encode(buf)
+}