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_difference_gen.go

@@ -0,0 +1,266 @@
+// 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{}
+)
+
+// LangPackDifference represents TL type `langPackDifference#f385c1f6`.
+// Changes to the app's localization pack
+//
+// See https://core.telegram.org/constructor/langPackDifference for reference.
+type LangPackDifference struct {
+	// Language code
+	LangCode string
+	// Previous version number
+	FromVersion int
+	// New version number
+	Version int
+	// Localized strings
+	Strings []LangPackStringClass
+}
+
+// LangPackDifferenceTypeID is TL type id of LangPackDifference.
+const LangPackDifferenceTypeID = 0xf385c1f6
+
+// Ensuring interfaces in compile-time for LangPackDifference.
+var (
+	_ bin.Encoder     = &LangPackDifference{}
+	_ bin.Decoder     = &LangPackDifference{}
+	_ bin.BareEncoder = &LangPackDifference{}
+	_ bin.BareDecoder = &LangPackDifference{}
+)
+
+func (l *LangPackDifference) Zero() bool {
+	if l == nil {
+		return true
+	}
+	if !(l.LangCode == "") {
+		return false
+	}
+	if !(l.FromVersion == 0) {
+		return false
+	}
+	if !(l.Version == 0) {
+		return false
+	}
+	if !(l.Strings == nil) {
+		return false
+	}
+
+	return true
+}
+
+// String implements fmt.Stringer.
+func (l *LangPackDifference) String() string {
+	if l == nil {
+		return "LangPackDifference(nil)"
+	}
+	type Alias LangPackDifference
+	return fmt.Sprintf("LangPackDifference%+v", Alias(*l))
+}
+
+// FillFrom fills LangPackDifference from given interface.
+func (l *LangPackDifference) FillFrom(from interface {
+	GetLangCode() (value string)
+	GetFromVersion() (value int)
+	GetVersion() (value int)
+	GetStrings() (value []LangPackStringClass)
+}) {
+	l.LangCode = from.GetLangCode()
+	l.FromVersion = from.GetFromVersion()
+	l.Version = from.GetVersion()
+	l.Strings = from.GetStrings()
+}
+
+// TypeID returns type id in TL schema.
+//
+// See https://core.telegram.org/mtproto/TL-tl#remarks.
+func (*LangPackDifference) TypeID() uint32 {
+	return LangPackDifferenceTypeID
+}
+
+// TypeName returns name of type in TL schema.
+func (*LangPackDifference) TypeName() string {
+	return "langPackDifference"
+}
+
+// TypeInfo returns info about TL type.
+func (l *LangPackDifference) TypeInfo() tdp.Type {
+	typ := tdp.Type{
+		Name: "langPackDifference",
+		ID:   LangPackDifferenceTypeID,
+	}
+	if l == nil {
+		typ.Null = true
+		return typ
+	}
+	typ.Fields = []tdp.Field{
+		{
+			Name:       "LangCode",
+			SchemaName: "lang_code",
+		},
+		{
+			Name:       "FromVersion",
+			SchemaName: "from_version",
+		},
+		{
+			Name:       "Version",
+			SchemaName: "version",
+		},
+		{
+			Name:       "Strings",
+			SchemaName: "strings",
+		},
+	}
+	return typ
+}
+
+// Encode implements bin.Encoder.
+func (l *LangPackDifference) Encode(b *bin.Buffer) error {
+	if l == nil {
+		return fmt.Errorf("can't encode langPackDifference#f385c1f6 as nil")
+	}
+	b.PutID(LangPackDifferenceTypeID)
+	return l.EncodeBare(b)
+}
+
+// EncodeBare implements bin.BareEncoder.
+func (l *LangPackDifference) EncodeBare(b *bin.Buffer) error {
+	if l == nil {
+		return fmt.Errorf("can't encode langPackDifference#f385c1f6 as nil")
+	}
+	b.PutString(l.LangCode)
+	b.PutInt(l.FromVersion)
+	b.PutInt(l.Version)
+	b.PutVectorHeader(len(l.Strings))
+	for idx, v := range l.Strings {
+		if v == nil {
+			return fmt.Errorf("unable to encode langPackDifference#f385c1f6: field strings element with index %d is nil", idx)
+		}
+		if err := v.Encode(b); err != nil {
+			return fmt.Errorf("unable to encode langPackDifference#f385c1f6: field strings element with index %d: %w", idx, err)
+		}
+	}
+	return nil
+}
+
+// Decode implements bin.Decoder.
+func (l *LangPackDifference) Decode(b *bin.Buffer) error {
+	if l == nil {
+		return fmt.Errorf("can't decode langPackDifference#f385c1f6 to nil")
+	}
+	if err := b.ConsumeID(LangPackDifferenceTypeID); err != nil {
+		return fmt.Errorf("unable to decode langPackDifference#f385c1f6: %w", err)
+	}
+	return l.DecodeBare(b)
+}
+
+// DecodeBare implements bin.BareDecoder.
+func (l *LangPackDifference) DecodeBare(b *bin.Buffer) error {
+	if l == nil {
+		return fmt.Errorf("can't decode langPackDifference#f385c1f6 to nil")
+	}
+	{
+		value, err := b.String()
+		if err != nil {
+			return fmt.Errorf("unable to decode langPackDifference#f385c1f6: field lang_code: %w", err)
+		}
+		l.LangCode = value
+	}
+	{
+		value, err := b.Int()
+		if err != nil {
+			return fmt.Errorf("unable to decode langPackDifference#f385c1f6: field from_version: %w", err)
+		}
+		l.FromVersion = value
+	}
+	{
+		value, err := b.Int()
+		if err != nil {
+			return fmt.Errorf("unable to decode langPackDifference#f385c1f6: field version: %w", err)
+		}
+		l.Version = value
+	}
+	{
+		headerLen, err := b.VectorHeader()
+		if err != nil {
+			return fmt.Errorf("unable to decode langPackDifference#f385c1f6: field strings: %w", err)
+		}
+
+		if headerLen > 0 {
+			l.Strings = make([]LangPackStringClass, 0, headerLen%bin.PreallocateLimit)
+		}
+		for idx := 0; idx < headerLen; idx++ {
+			value, err := DecodeLangPackString(b)
+			if err != nil {
+				return fmt.Errorf("unable to decode langPackDifference#f385c1f6: field strings: %w", err)
+			}
+			l.Strings = append(l.Strings, value)
+		}
+	}
+	return nil
+}
+
+// GetLangCode returns value of LangCode field.
+func (l *LangPackDifference) GetLangCode() (value string) {
+	if l == nil {
+		return
+	}
+	return l.LangCode
+}
+
+// GetFromVersion returns value of FromVersion field.
+func (l *LangPackDifference) GetFromVersion() (value int) {
+	if l == nil {
+		return
+	}
+	return l.FromVersion
+}
+
+// GetVersion returns value of Version field.
+func (l *LangPackDifference) GetVersion() (value int) {
+	if l == nil {
+		return
+	}
+	return l.Version
+}
+
+// GetStrings returns value of Strings field.
+func (l *LangPackDifference) GetStrings() (value []LangPackStringClass) {
+	if l == nil {
+		return
+	}
+	return l.Strings
+}
+
+// MapStrings returns field Strings wrapped in LangPackStringClassArray helper.
+func (l *LangPackDifference) MapStrings() (value LangPackStringClassArray) {
+	return LangPackStringClassArray(l.Strings)
+}