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/tdapi/tl_message_positions_gen.go

@@ -0,0 +1,255 @@
+// Code generated by gotdgen, DO NOT EDIT.
+
+package tdapi
+
+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{}
+)
+
+// MessagePositions represents TL type `messagePositions#912eab72`.
+type MessagePositions struct {
+	// Total number of messages found
+	TotalCount int32
+	// List of message positions
+	Positions []MessagePosition
+}
+
+// MessagePositionsTypeID is TL type id of MessagePositions.
+const MessagePositionsTypeID = 0x912eab72
+
+// Ensuring interfaces in compile-time for MessagePositions.
+var (
+	_ bin.Encoder     = &MessagePositions{}
+	_ bin.Decoder     = &MessagePositions{}
+	_ bin.BareEncoder = &MessagePositions{}
+	_ bin.BareDecoder = &MessagePositions{}
+)
+
+func (m *MessagePositions) Zero() bool {
+	if m == nil {
+		return true
+	}
+	if !(m.TotalCount == 0) {
+		return false
+	}
+	if !(m.Positions == nil) {
+		return false
+	}
+
+	return true
+}
+
+// String implements fmt.Stringer.
+func (m *MessagePositions) String() string {
+	if m == nil {
+		return "MessagePositions(nil)"
+	}
+	type Alias MessagePositions
+	return fmt.Sprintf("MessagePositions%+v", Alias(*m))
+}
+
+// TypeID returns type id in TL schema.
+//
+// See https://core.telegram.org/mtproto/TL-tl#remarks.
+func (*MessagePositions) TypeID() uint32 {
+	return MessagePositionsTypeID
+}
+
+// TypeName returns name of type in TL schema.
+func (*MessagePositions) TypeName() string {
+	return "messagePositions"
+}
+
+// TypeInfo returns info about TL type.
+func (m *MessagePositions) TypeInfo() tdp.Type {
+	typ := tdp.Type{
+		Name: "messagePositions",
+		ID:   MessagePositionsTypeID,
+	}
+	if m == nil {
+		typ.Null = true
+		return typ
+	}
+	typ.Fields = []tdp.Field{
+		{
+			Name:       "TotalCount",
+			SchemaName: "total_count",
+		},
+		{
+			Name:       "Positions",
+			SchemaName: "positions",
+		},
+	}
+	return typ
+}
+
+// Encode implements bin.Encoder.
+func (m *MessagePositions) Encode(b *bin.Buffer) error {
+	if m == nil {
+		return fmt.Errorf("can't encode messagePositions#912eab72 as nil")
+	}
+	b.PutID(MessagePositionsTypeID)
+	return m.EncodeBare(b)
+}
+
+// EncodeBare implements bin.BareEncoder.
+func (m *MessagePositions) EncodeBare(b *bin.Buffer) error {
+	if m == nil {
+		return fmt.Errorf("can't encode messagePositions#912eab72 as nil")
+	}
+	b.PutInt32(m.TotalCount)
+	b.PutInt(len(m.Positions))
+	for idx, v := range m.Positions {
+		if err := v.EncodeBare(b); err != nil {
+			return fmt.Errorf("unable to encode bare messagePositions#912eab72: field positions element with index %d: %w", idx, err)
+		}
+	}
+	return nil
+}
+
+// Decode implements bin.Decoder.
+func (m *MessagePositions) Decode(b *bin.Buffer) error {
+	if m == nil {
+		return fmt.Errorf("can't decode messagePositions#912eab72 to nil")
+	}
+	if err := b.ConsumeID(MessagePositionsTypeID); err != nil {
+		return fmt.Errorf("unable to decode messagePositions#912eab72: %w", err)
+	}
+	return m.DecodeBare(b)
+}
+
+// DecodeBare implements bin.BareDecoder.
+func (m *MessagePositions) DecodeBare(b *bin.Buffer) error {
+	if m == nil {
+		return fmt.Errorf("can't decode messagePositions#912eab72 to nil")
+	}
+	{
+		value, err := b.Int32()
+		if err != nil {
+			return fmt.Errorf("unable to decode messagePositions#912eab72: field total_count: %w", err)
+		}
+		m.TotalCount = value
+	}
+	{
+		headerLen, err := b.Int()
+		if err != nil {
+			return fmt.Errorf("unable to decode messagePositions#912eab72: field positions: %w", err)
+		}
+
+		if headerLen > 0 {
+			m.Positions = make([]MessagePosition, 0, headerLen%bin.PreallocateLimit)
+		}
+		for idx := 0; idx < headerLen; idx++ {
+			var value MessagePosition
+			if err := value.DecodeBare(b); err != nil {
+				return fmt.Errorf("unable to decode bare messagePositions#912eab72: field positions: %w", err)
+			}
+			m.Positions = append(m.Positions, value)
+		}
+	}
+	return nil
+}
+
+// EncodeTDLibJSON implements tdjson.TDLibEncoder.
+func (m *MessagePositions) EncodeTDLibJSON(b tdjson.Encoder) error {
+	if m == nil {
+		return fmt.Errorf("can't encode messagePositions#912eab72 as nil")
+	}
+	b.ObjStart()
+	b.PutID("messagePositions")
+	b.Comma()
+	b.FieldStart("total_count")
+	b.PutInt32(m.TotalCount)
+	b.Comma()
+	b.FieldStart("positions")
+	b.ArrStart()
+	for idx, v := range m.Positions {
+		if err := v.EncodeTDLibJSON(b); err != nil {
+			return fmt.Errorf("unable to encode messagePositions#912eab72: field positions element with index %d: %w", idx, err)
+		}
+		b.Comma()
+	}
+	b.StripComma()
+	b.ArrEnd()
+	b.Comma()
+	b.StripComma()
+	b.ObjEnd()
+	return nil
+}
+
+// DecodeTDLibJSON implements tdjson.TDLibDecoder.
+func (m *MessagePositions) DecodeTDLibJSON(b tdjson.Decoder) error {
+	if m == nil {
+		return fmt.Errorf("can't decode messagePositions#912eab72 to nil")
+	}
+
+	return b.Obj(func(b tdjson.Decoder, key []byte) error {
+		switch string(key) {
+		case tdjson.TypeField:
+			if err := b.ConsumeID("messagePositions"); err != nil {
+				return fmt.Errorf("unable to decode messagePositions#912eab72: %w", err)
+			}
+		case "total_count":
+			value, err := b.Int32()
+			if err != nil {
+				return fmt.Errorf("unable to decode messagePositions#912eab72: field total_count: %w", err)
+			}
+			m.TotalCount = value
+		case "positions":
+			if err := b.Arr(func(b tdjson.Decoder) error {
+				var value MessagePosition
+				if err := value.DecodeTDLibJSON(b); err != nil {
+					return fmt.Errorf("unable to decode messagePositions#912eab72: field positions: %w", err)
+				}
+				m.Positions = append(m.Positions, value)
+				return nil
+			}); err != nil {
+				return fmt.Errorf("unable to decode messagePositions#912eab72: field positions: %w", err)
+			}
+		default:
+			return b.Skip()
+		}
+		return nil
+	})
+}
+
+// GetTotalCount returns value of TotalCount field.
+func (m *MessagePositions) GetTotalCount() (value int32) {
+	if m == nil {
+		return
+	}
+	return m.TotalCount
+}
+
+// GetPositions returns value of Positions field.
+func (m *MessagePositions) GetPositions() (value []MessagePosition) {
+	if m == nil {
+		return
+	}
+	return m.Positions
+}