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_product_info_gen.go

@@ -0,0 +1,261 @@
+// 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{}
+)
+
+// ProductInfo represents TL type `productInfo#87e47ca4`.
+type ProductInfo struct {
+	// Product title
+	Title string
+	// Contains information about a product that can be paid with invoice
+	Description FormattedText
+	// Product photo; may be null
+	Photo Photo
+}
+
+// ProductInfoTypeID is TL type id of ProductInfo.
+const ProductInfoTypeID = 0x87e47ca4
+
+// Ensuring interfaces in compile-time for ProductInfo.
+var (
+	_ bin.Encoder     = &ProductInfo{}
+	_ bin.Decoder     = &ProductInfo{}
+	_ bin.BareEncoder = &ProductInfo{}
+	_ bin.BareDecoder = &ProductInfo{}
+)
+
+func (p *ProductInfo) Zero() bool {
+	if p == nil {
+		return true
+	}
+	if !(p.Title == "") {
+		return false
+	}
+	if !(p.Description.Zero()) {
+		return false
+	}
+	if !(p.Photo.Zero()) {
+		return false
+	}
+
+	return true
+}
+
+// String implements fmt.Stringer.
+func (p *ProductInfo) String() string {
+	if p == nil {
+		return "ProductInfo(nil)"
+	}
+	type Alias ProductInfo
+	return fmt.Sprintf("ProductInfo%+v", Alias(*p))
+}
+
+// TypeID returns type id in TL schema.
+//
+// See https://core.telegram.org/mtproto/TL-tl#remarks.
+func (*ProductInfo) TypeID() uint32 {
+	return ProductInfoTypeID
+}
+
+// TypeName returns name of type in TL schema.
+func (*ProductInfo) TypeName() string {
+	return "productInfo"
+}
+
+// TypeInfo returns info about TL type.
+func (p *ProductInfo) TypeInfo() tdp.Type {
+	typ := tdp.Type{
+		Name: "productInfo",
+		ID:   ProductInfoTypeID,
+	}
+	if p == nil {
+		typ.Null = true
+		return typ
+	}
+	typ.Fields = []tdp.Field{
+		{
+			Name:       "Title",
+			SchemaName: "title",
+		},
+		{
+			Name:       "Description",
+			SchemaName: "description",
+		},
+		{
+			Name:       "Photo",
+			SchemaName: "photo",
+		},
+	}
+	return typ
+}
+
+// Encode implements bin.Encoder.
+func (p *ProductInfo) Encode(b *bin.Buffer) error {
+	if p == nil {
+		return fmt.Errorf("can't encode productInfo#87e47ca4 as nil")
+	}
+	b.PutID(ProductInfoTypeID)
+	return p.EncodeBare(b)
+}
+
+// EncodeBare implements bin.BareEncoder.
+func (p *ProductInfo) EncodeBare(b *bin.Buffer) error {
+	if p == nil {
+		return fmt.Errorf("can't encode productInfo#87e47ca4 as nil")
+	}
+	b.PutString(p.Title)
+	if err := p.Description.Encode(b); err != nil {
+		return fmt.Errorf("unable to encode productInfo#87e47ca4: field description: %w", err)
+	}
+	if err := p.Photo.Encode(b); err != nil {
+		return fmt.Errorf("unable to encode productInfo#87e47ca4: field photo: %w", err)
+	}
+	return nil
+}
+
+// Decode implements bin.Decoder.
+func (p *ProductInfo) Decode(b *bin.Buffer) error {
+	if p == nil {
+		return fmt.Errorf("can't decode productInfo#87e47ca4 to nil")
+	}
+	if err := b.ConsumeID(ProductInfoTypeID); err != nil {
+		return fmt.Errorf("unable to decode productInfo#87e47ca4: %w", err)
+	}
+	return p.DecodeBare(b)
+}
+
+// DecodeBare implements bin.BareDecoder.
+func (p *ProductInfo) DecodeBare(b *bin.Buffer) error {
+	if p == nil {
+		return fmt.Errorf("can't decode productInfo#87e47ca4 to nil")
+	}
+	{
+		value, err := b.String()
+		if err != nil {
+			return fmt.Errorf("unable to decode productInfo#87e47ca4: field title: %w", err)
+		}
+		p.Title = value
+	}
+	{
+		if err := p.Description.Decode(b); err != nil {
+			return fmt.Errorf("unable to decode productInfo#87e47ca4: field description: %w", err)
+		}
+	}
+	{
+		if err := p.Photo.Decode(b); err != nil {
+			return fmt.Errorf("unable to decode productInfo#87e47ca4: field photo: %w", err)
+		}
+	}
+	return nil
+}
+
+// EncodeTDLibJSON implements tdjson.TDLibEncoder.
+func (p *ProductInfo) EncodeTDLibJSON(b tdjson.Encoder) error {
+	if p == nil {
+		return fmt.Errorf("can't encode productInfo#87e47ca4 as nil")
+	}
+	b.ObjStart()
+	b.PutID("productInfo")
+	b.Comma()
+	b.FieldStart("title")
+	b.PutString(p.Title)
+	b.Comma()
+	b.FieldStart("description")
+	if err := p.Description.EncodeTDLibJSON(b); err != nil {
+		return fmt.Errorf("unable to encode productInfo#87e47ca4: field description: %w", err)
+	}
+	b.Comma()
+	b.FieldStart("photo")
+	if err := p.Photo.EncodeTDLibJSON(b); err != nil {
+		return fmt.Errorf("unable to encode productInfo#87e47ca4: field photo: %w", err)
+	}
+	b.Comma()
+	b.StripComma()
+	b.ObjEnd()
+	return nil
+}
+
+// DecodeTDLibJSON implements tdjson.TDLibDecoder.
+func (p *ProductInfo) DecodeTDLibJSON(b tdjson.Decoder) error {
+	if p == nil {
+		return fmt.Errorf("can't decode productInfo#87e47ca4 to nil")
+	}
+
+	return b.Obj(func(b tdjson.Decoder, key []byte) error {
+		switch string(key) {
+		case tdjson.TypeField:
+			if err := b.ConsumeID("productInfo"); err != nil {
+				return fmt.Errorf("unable to decode productInfo#87e47ca4: %w", err)
+			}
+		case "title":
+			value, err := b.String()
+			if err != nil {
+				return fmt.Errorf("unable to decode productInfo#87e47ca4: field title: %w", err)
+			}
+			p.Title = value
+		case "description":
+			if err := p.Description.DecodeTDLibJSON(b); err != nil {
+				return fmt.Errorf("unable to decode productInfo#87e47ca4: field description: %w", err)
+			}
+		case "photo":
+			if err := p.Photo.DecodeTDLibJSON(b); err != nil {
+				return fmt.Errorf("unable to decode productInfo#87e47ca4: field photo: %w", err)
+			}
+		default:
+			return b.Skip()
+		}
+		return nil
+	})
+}
+
+// GetTitle returns value of Title field.
+func (p *ProductInfo) GetTitle() (value string) {
+	if p == nil {
+		return
+	}
+	return p.Title
+}
+
+// GetDescription returns value of Description field.
+func (p *ProductInfo) GetDescription() (value FormattedText) {
+	if p == nil {
+		return
+	}
+	return p.Description
+}
+
+// GetPhoto returns value of Photo field.
+func (p *ProductInfo) GetPhoto() (value Photo) {
+	if p == nil {
+		return
+	}
+	return p.Photo
+}