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/mt/tl_rpc_error_gen.go

@@ -0,0 +1,177 @@
+// Code generated by gotdgen, DO NOT EDIT.
+
+package mt
+
+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{}
+)
+
+// RPCError represents TL type `rpc_error#2144ca19`.
+type RPCError struct {
+	// ErrorCode field of RPCError.
+	ErrorCode int
+	// ErrorMessage field of RPCError.
+	ErrorMessage string
+}
+
+// RPCErrorTypeID is TL type id of RPCError.
+const RPCErrorTypeID = 0x2144ca19
+
+// Ensuring interfaces in compile-time for RPCError.
+var (
+	_ bin.Encoder     = &RPCError{}
+	_ bin.Decoder     = &RPCError{}
+	_ bin.BareEncoder = &RPCError{}
+	_ bin.BareDecoder = &RPCError{}
+)
+
+func (r *RPCError) Zero() bool {
+	if r == nil {
+		return true
+	}
+	if !(r.ErrorCode == 0) {
+		return false
+	}
+	if !(r.ErrorMessage == "") {
+		return false
+	}
+
+	return true
+}
+
+// String implements fmt.Stringer.
+func (r *RPCError) String() string {
+	if r == nil {
+		return "RPCError(nil)"
+	}
+	type Alias RPCError
+	return fmt.Sprintf("RPCError%+v", Alias(*r))
+}
+
+// TypeID returns type id in TL schema.
+//
+// See https://core.telegram.org/mtproto/TL-tl#remarks.
+func (*RPCError) TypeID() uint32 {
+	return RPCErrorTypeID
+}
+
+// TypeName returns name of type in TL schema.
+func (*RPCError) TypeName() string {
+	return "rpc_error"
+}
+
+// TypeInfo returns info about TL type.
+func (r *RPCError) TypeInfo() tdp.Type {
+	typ := tdp.Type{
+		Name: "rpc_error",
+		ID:   RPCErrorTypeID,
+	}
+	if r == nil {
+		typ.Null = true
+		return typ
+	}
+	typ.Fields = []tdp.Field{
+		{
+			Name:       "ErrorCode",
+			SchemaName: "error_code",
+		},
+		{
+			Name:       "ErrorMessage",
+			SchemaName: "error_message",
+		},
+	}
+	return typ
+}
+
+// Encode implements bin.Encoder.
+func (r *RPCError) Encode(b *bin.Buffer) error {
+	if r == nil {
+		return fmt.Errorf("can't encode rpc_error#2144ca19 as nil")
+	}
+	b.PutID(RPCErrorTypeID)
+	return r.EncodeBare(b)
+}
+
+// EncodeBare implements bin.BareEncoder.
+func (r *RPCError) EncodeBare(b *bin.Buffer) error {
+	if r == nil {
+		return fmt.Errorf("can't encode rpc_error#2144ca19 as nil")
+	}
+	b.PutInt(r.ErrorCode)
+	b.PutString(r.ErrorMessage)
+	return nil
+}
+
+// Decode implements bin.Decoder.
+func (r *RPCError) Decode(b *bin.Buffer) error {
+	if r == nil {
+		return fmt.Errorf("can't decode rpc_error#2144ca19 to nil")
+	}
+	if err := b.ConsumeID(RPCErrorTypeID); err != nil {
+		return fmt.Errorf("unable to decode rpc_error#2144ca19: %w", err)
+	}
+	return r.DecodeBare(b)
+}
+
+// DecodeBare implements bin.BareDecoder.
+func (r *RPCError) DecodeBare(b *bin.Buffer) error {
+	if r == nil {
+		return fmt.Errorf("can't decode rpc_error#2144ca19 to nil")
+	}
+	{
+		value, err := b.Int()
+		if err != nil {
+			return fmt.Errorf("unable to decode rpc_error#2144ca19: field error_code: %w", err)
+		}
+		r.ErrorCode = value
+	}
+	{
+		value, err := b.String()
+		if err != nil {
+			return fmt.Errorf("unable to decode rpc_error#2144ca19: field error_message: %w", err)
+		}
+		r.ErrorMessage = value
+	}
+	return nil
+}
+
+// GetErrorCode returns value of ErrorCode field.
+func (r *RPCError) GetErrorCode() (value int) {
+	if r == nil {
+		return
+	}
+	return r.ErrorCode
+}
+
+// GetErrorMessage returns value of ErrorMessage field.
+func (r *RPCError) GetErrorMessage() (value string) {
+	if r == nil {
+		return
+	}
+	return r.ErrorMessage
+}