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_document_class_vector_gen.go

@@ -0,0 +1,180 @@
+// 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{}
+)
+
+// DocumentClassVector is a box for Vector<Document>
+type DocumentClassVector struct {
+	// Elements of Vector<Document>
+	Elems []DocumentClass
+}
+
+// DocumentClassVectorTypeID is TL type id of DocumentClassVector.
+const DocumentClassVectorTypeID = bin.TypeVector
+
+// Ensuring interfaces in compile-time for DocumentClassVector.
+var (
+	_ bin.Encoder     = &DocumentClassVector{}
+	_ bin.Decoder     = &DocumentClassVector{}
+	_ bin.BareEncoder = &DocumentClassVector{}
+	_ bin.BareDecoder = &DocumentClassVector{}
+)
+
+func (vec *DocumentClassVector) Zero() bool {
+	if vec == nil {
+		return true
+	}
+	if !(vec.Elems == nil) {
+		return false
+	}
+
+	return true
+}
+
+// String implements fmt.Stringer.
+func (vec *DocumentClassVector) String() string {
+	if vec == nil {
+		return "DocumentClassVector(nil)"
+	}
+	type Alias DocumentClassVector
+	return fmt.Sprintf("DocumentClassVector%+v", Alias(*vec))
+}
+
+// FillFrom fills DocumentClassVector from given interface.
+func (vec *DocumentClassVector) FillFrom(from interface {
+	GetElems() (value []DocumentClass)
+}) {
+	vec.Elems = from.GetElems()
+}
+
+// TypeID returns type id in TL schema.
+//
+// See https://core.telegram.org/mtproto/TL-tl#remarks.
+func (*DocumentClassVector) TypeID() uint32 {
+	return DocumentClassVectorTypeID
+}
+
+// TypeName returns name of type in TL schema.
+func (*DocumentClassVector) TypeName() string {
+	return ""
+}
+
+// TypeInfo returns info about TL type.
+func (vec *DocumentClassVector) TypeInfo() tdp.Type {
+	typ := tdp.Type{
+		Name: "",
+		ID:   DocumentClassVectorTypeID,
+	}
+	if vec == nil {
+		typ.Null = true
+		return typ
+	}
+	typ.Fields = []tdp.Field{
+		{
+			Name:       "Elems",
+			SchemaName: "Elems",
+		},
+	}
+	return typ
+}
+
+// Encode implements bin.Encoder.
+func (vec *DocumentClassVector) Encode(b *bin.Buffer) error {
+	if vec == nil {
+		return fmt.Errorf("can't encode Vector<Document> as nil")
+	}
+
+	return vec.EncodeBare(b)
+}
+
+// EncodeBare implements bin.BareEncoder.
+func (vec *DocumentClassVector) EncodeBare(b *bin.Buffer) error {
+	if vec == nil {
+		return fmt.Errorf("can't encode Vector<Document> as nil")
+	}
+	b.PutVectorHeader(len(vec.Elems))
+	for idx, v := range vec.Elems {
+		if v == nil {
+			return fmt.Errorf("unable to encode Vector<Document>: field Elems element with index %d is nil", idx)
+		}
+		if err := v.Encode(b); err != nil {
+			return fmt.Errorf("unable to encode Vector<Document>: field Elems element with index %d: %w", idx, err)
+		}
+	}
+	return nil
+}
+
+// Decode implements bin.Decoder.
+func (vec *DocumentClassVector) Decode(b *bin.Buffer) error {
+	if vec == nil {
+		return fmt.Errorf("can't decode Vector<Document> to nil")
+	}
+
+	return vec.DecodeBare(b)
+}
+
+// DecodeBare implements bin.BareDecoder.
+func (vec *DocumentClassVector) DecodeBare(b *bin.Buffer) error {
+	if vec == nil {
+		return fmt.Errorf("can't decode Vector<Document> to nil")
+	}
+	{
+		headerLen, err := b.VectorHeader()
+		if err != nil {
+			return fmt.Errorf("unable to decode Vector<Document>: field Elems: %w", err)
+		}
+
+		if headerLen > 0 {
+			vec.Elems = make([]DocumentClass, 0, headerLen%bin.PreallocateLimit)
+		}
+		for idx := 0; idx < headerLen; idx++ {
+			value, err := DecodeDocument(b)
+			if err != nil {
+				return fmt.Errorf("unable to decode Vector<Document>: field Elems: %w", err)
+			}
+			vec.Elems = append(vec.Elems, value)
+		}
+	}
+	return nil
+}
+
+// GetElems returns value of Elems field.
+func (vec *DocumentClassVector) GetElems() (value []DocumentClass) {
+	if vec == nil {
+		return
+	}
+	return vec.Elems
+}
+
+// MapElems returns field Elems wrapped in DocumentClassArray helper.
+func (vec *DocumentClassVector) MapElems() (value DocumentClassArray) {
+	return DocumentClassArray(vec.Elems)
+}