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_answer_pre_checkout_query_gen.go

@@ -0,0 +1,237 @@
+// 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{}
+)
+
+// AnswerPreCheckoutQueryRequest represents TL type `answerPreCheckoutQuery#a76163eb`.
+type AnswerPreCheckoutQueryRequest struct {
+	// Identifier of the pre-checkout query
+	PreCheckoutQueryID int64
+	// An error message, empty on success
+	ErrorMessage string
+}
+
+// AnswerPreCheckoutQueryRequestTypeID is TL type id of AnswerPreCheckoutQueryRequest.
+const AnswerPreCheckoutQueryRequestTypeID = 0xa76163eb
+
+// Ensuring interfaces in compile-time for AnswerPreCheckoutQueryRequest.
+var (
+	_ bin.Encoder     = &AnswerPreCheckoutQueryRequest{}
+	_ bin.Decoder     = &AnswerPreCheckoutQueryRequest{}
+	_ bin.BareEncoder = &AnswerPreCheckoutQueryRequest{}
+	_ bin.BareDecoder = &AnswerPreCheckoutQueryRequest{}
+)
+
+func (a *AnswerPreCheckoutQueryRequest) Zero() bool {
+	if a == nil {
+		return true
+	}
+	if !(a.PreCheckoutQueryID == 0) {
+		return false
+	}
+	if !(a.ErrorMessage == "") {
+		return false
+	}
+
+	return true
+}
+
+// String implements fmt.Stringer.
+func (a *AnswerPreCheckoutQueryRequest) String() string {
+	if a == nil {
+		return "AnswerPreCheckoutQueryRequest(nil)"
+	}
+	type Alias AnswerPreCheckoutQueryRequest
+	return fmt.Sprintf("AnswerPreCheckoutQueryRequest%+v", Alias(*a))
+}
+
+// TypeID returns type id in TL schema.
+//
+// See https://core.telegram.org/mtproto/TL-tl#remarks.
+func (*AnswerPreCheckoutQueryRequest) TypeID() uint32 {
+	return AnswerPreCheckoutQueryRequestTypeID
+}
+
+// TypeName returns name of type in TL schema.
+func (*AnswerPreCheckoutQueryRequest) TypeName() string {
+	return "answerPreCheckoutQuery"
+}
+
+// TypeInfo returns info about TL type.
+func (a *AnswerPreCheckoutQueryRequest) TypeInfo() tdp.Type {
+	typ := tdp.Type{
+		Name: "answerPreCheckoutQuery",
+		ID:   AnswerPreCheckoutQueryRequestTypeID,
+	}
+	if a == nil {
+		typ.Null = true
+		return typ
+	}
+	typ.Fields = []tdp.Field{
+		{
+			Name:       "PreCheckoutQueryID",
+			SchemaName: "pre_checkout_query_id",
+		},
+		{
+			Name:       "ErrorMessage",
+			SchemaName: "error_message",
+		},
+	}
+	return typ
+}
+
+// Encode implements bin.Encoder.
+func (a *AnswerPreCheckoutQueryRequest) Encode(b *bin.Buffer) error {
+	if a == nil {
+		return fmt.Errorf("can't encode answerPreCheckoutQuery#a76163eb as nil")
+	}
+	b.PutID(AnswerPreCheckoutQueryRequestTypeID)
+	return a.EncodeBare(b)
+}
+
+// EncodeBare implements bin.BareEncoder.
+func (a *AnswerPreCheckoutQueryRequest) EncodeBare(b *bin.Buffer) error {
+	if a == nil {
+		return fmt.Errorf("can't encode answerPreCheckoutQuery#a76163eb as nil")
+	}
+	b.PutLong(a.PreCheckoutQueryID)
+	b.PutString(a.ErrorMessage)
+	return nil
+}
+
+// Decode implements bin.Decoder.
+func (a *AnswerPreCheckoutQueryRequest) Decode(b *bin.Buffer) error {
+	if a == nil {
+		return fmt.Errorf("can't decode answerPreCheckoutQuery#a76163eb to nil")
+	}
+	if err := b.ConsumeID(AnswerPreCheckoutQueryRequestTypeID); err != nil {
+		return fmt.Errorf("unable to decode answerPreCheckoutQuery#a76163eb: %w", err)
+	}
+	return a.DecodeBare(b)
+}
+
+// DecodeBare implements bin.BareDecoder.
+func (a *AnswerPreCheckoutQueryRequest) DecodeBare(b *bin.Buffer) error {
+	if a == nil {
+		return fmt.Errorf("can't decode answerPreCheckoutQuery#a76163eb to nil")
+	}
+	{
+		value, err := b.Long()
+		if err != nil {
+			return fmt.Errorf("unable to decode answerPreCheckoutQuery#a76163eb: field pre_checkout_query_id: %w", err)
+		}
+		a.PreCheckoutQueryID = value
+	}
+	{
+		value, err := b.String()
+		if err != nil {
+			return fmt.Errorf("unable to decode answerPreCheckoutQuery#a76163eb: field error_message: %w", err)
+		}
+		a.ErrorMessage = value
+	}
+	return nil
+}
+
+// EncodeTDLibJSON implements tdjson.TDLibEncoder.
+func (a *AnswerPreCheckoutQueryRequest) EncodeTDLibJSON(b tdjson.Encoder) error {
+	if a == nil {
+		return fmt.Errorf("can't encode answerPreCheckoutQuery#a76163eb as nil")
+	}
+	b.ObjStart()
+	b.PutID("answerPreCheckoutQuery")
+	b.Comma()
+	b.FieldStart("pre_checkout_query_id")
+	b.PutLong(a.PreCheckoutQueryID)
+	b.Comma()
+	b.FieldStart("error_message")
+	b.PutString(a.ErrorMessage)
+	b.Comma()
+	b.StripComma()
+	b.ObjEnd()
+	return nil
+}
+
+// DecodeTDLibJSON implements tdjson.TDLibDecoder.
+func (a *AnswerPreCheckoutQueryRequest) DecodeTDLibJSON(b tdjson.Decoder) error {
+	if a == nil {
+		return fmt.Errorf("can't decode answerPreCheckoutQuery#a76163eb to nil")
+	}
+
+	return b.Obj(func(b tdjson.Decoder, key []byte) error {
+		switch string(key) {
+		case tdjson.TypeField:
+			if err := b.ConsumeID("answerPreCheckoutQuery"); err != nil {
+				return fmt.Errorf("unable to decode answerPreCheckoutQuery#a76163eb: %w", err)
+			}
+		case "pre_checkout_query_id":
+			value, err := b.Long()
+			if err != nil {
+				return fmt.Errorf("unable to decode answerPreCheckoutQuery#a76163eb: field pre_checkout_query_id: %w", err)
+			}
+			a.PreCheckoutQueryID = value
+		case "error_message":
+			value, err := b.String()
+			if err != nil {
+				return fmt.Errorf("unable to decode answerPreCheckoutQuery#a76163eb: field error_message: %w", err)
+			}
+			a.ErrorMessage = value
+		default:
+			return b.Skip()
+		}
+		return nil
+	})
+}
+
+// GetPreCheckoutQueryID returns value of PreCheckoutQueryID field.
+func (a *AnswerPreCheckoutQueryRequest) GetPreCheckoutQueryID() (value int64) {
+	if a == nil {
+		return
+	}
+	return a.PreCheckoutQueryID
+}
+
+// GetErrorMessage returns value of ErrorMessage field.
+func (a *AnswerPreCheckoutQueryRequest) GetErrorMessage() (value string) {
+	if a == nil {
+		return
+	}
+	return a.ErrorMessage
+}
+
+// AnswerPreCheckoutQuery invokes method answerPreCheckoutQuery#a76163eb returning error if any.
+func (c *Client) AnswerPreCheckoutQuery(ctx context.Context, request *AnswerPreCheckoutQueryRequest) error {
+	var ok Ok
+
+	if err := c.rpc.Invoke(ctx, request, &ok); err != nil {
+		return err
+	}
+	return nil
+}