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_upload_get_cdn_file_gen.go

@@ -0,0 +1,239 @@
+// 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{}
+)
+
+// UploadGetCDNFileRequest represents TL type `upload.getCdnFile#395f69da`.
+// Download a CDN¹ file.
+//
+// Links:
+//  1. https://core.telegram.org/cdn
+//
+// See https://core.telegram.org/method/upload.getCdnFile for reference.
+type UploadGetCDNFileRequest struct {
+	// File token
+	FileToken []byte
+	// Offset of chunk to download
+	Offset int64
+	// Length of chunk to download
+	Limit int
+}
+
+// UploadGetCDNFileRequestTypeID is TL type id of UploadGetCDNFileRequest.
+const UploadGetCDNFileRequestTypeID = 0x395f69da
+
+// Ensuring interfaces in compile-time for UploadGetCDNFileRequest.
+var (
+	_ bin.Encoder     = &UploadGetCDNFileRequest{}
+	_ bin.Decoder     = &UploadGetCDNFileRequest{}
+	_ bin.BareEncoder = &UploadGetCDNFileRequest{}
+	_ bin.BareDecoder = &UploadGetCDNFileRequest{}
+)
+
+func (g *UploadGetCDNFileRequest) Zero() bool {
+	if g == nil {
+		return true
+	}
+	if !(g.FileToken == nil) {
+		return false
+	}
+	if !(g.Offset == 0) {
+		return false
+	}
+	if !(g.Limit == 0) {
+		return false
+	}
+
+	return true
+}
+
+// String implements fmt.Stringer.
+func (g *UploadGetCDNFileRequest) String() string {
+	if g == nil {
+		return "UploadGetCDNFileRequest(nil)"
+	}
+	type Alias UploadGetCDNFileRequest
+	return fmt.Sprintf("UploadGetCDNFileRequest%+v", Alias(*g))
+}
+
+// FillFrom fills UploadGetCDNFileRequest from given interface.
+func (g *UploadGetCDNFileRequest) FillFrom(from interface {
+	GetFileToken() (value []byte)
+	GetOffset() (value int64)
+	GetLimit() (value int)
+}) {
+	g.FileToken = from.GetFileToken()
+	g.Offset = from.GetOffset()
+	g.Limit = from.GetLimit()
+}
+
+// TypeID returns type id in TL schema.
+//
+// See https://core.telegram.org/mtproto/TL-tl#remarks.
+func (*UploadGetCDNFileRequest) TypeID() uint32 {
+	return UploadGetCDNFileRequestTypeID
+}
+
+// TypeName returns name of type in TL schema.
+func (*UploadGetCDNFileRequest) TypeName() string {
+	return "upload.getCdnFile"
+}
+
+// TypeInfo returns info about TL type.
+func (g *UploadGetCDNFileRequest) TypeInfo() tdp.Type {
+	typ := tdp.Type{
+		Name: "upload.getCdnFile",
+		ID:   UploadGetCDNFileRequestTypeID,
+	}
+	if g == nil {
+		typ.Null = true
+		return typ
+	}
+	typ.Fields = []tdp.Field{
+		{
+			Name:       "FileToken",
+			SchemaName: "file_token",
+		},
+		{
+			Name:       "Offset",
+			SchemaName: "offset",
+		},
+		{
+			Name:       "Limit",
+			SchemaName: "limit",
+		},
+	}
+	return typ
+}
+
+// Encode implements bin.Encoder.
+func (g *UploadGetCDNFileRequest) Encode(b *bin.Buffer) error {
+	if g == nil {
+		return fmt.Errorf("can't encode upload.getCdnFile#395f69da as nil")
+	}
+	b.PutID(UploadGetCDNFileRequestTypeID)
+	return g.EncodeBare(b)
+}
+
+// EncodeBare implements bin.BareEncoder.
+func (g *UploadGetCDNFileRequest) EncodeBare(b *bin.Buffer) error {
+	if g == nil {
+		return fmt.Errorf("can't encode upload.getCdnFile#395f69da as nil")
+	}
+	b.PutBytes(g.FileToken)
+	b.PutLong(g.Offset)
+	b.PutInt(g.Limit)
+	return nil
+}
+
+// Decode implements bin.Decoder.
+func (g *UploadGetCDNFileRequest) Decode(b *bin.Buffer) error {
+	if g == nil {
+		return fmt.Errorf("can't decode upload.getCdnFile#395f69da to nil")
+	}
+	if err := b.ConsumeID(UploadGetCDNFileRequestTypeID); err != nil {
+		return fmt.Errorf("unable to decode upload.getCdnFile#395f69da: %w", err)
+	}
+	return g.DecodeBare(b)
+}
+
+// DecodeBare implements bin.BareDecoder.
+func (g *UploadGetCDNFileRequest) DecodeBare(b *bin.Buffer) error {
+	if g == nil {
+		return fmt.Errorf("can't decode upload.getCdnFile#395f69da to nil")
+	}
+	{
+		value, err := b.Bytes()
+		if err != nil {
+			return fmt.Errorf("unable to decode upload.getCdnFile#395f69da: field file_token: %w", err)
+		}
+		g.FileToken = value
+	}
+	{
+		value, err := b.Long()
+		if err != nil {
+			return fmt.Errorf("unable to decode upload.getCdnFile#395f69da: field offset: %w", err)
+		}
+		g.Offset = value
+	}
+	{
+		value, err := b.Int()
+		if err != nil {
+			return fmt.Errorf("unable to decode upload.getCdnFile#395f69da: field limit: %w", err)
+		}
+		g.Limit = value
+	}
+	return nil
+}
+
+// GetFileToken returns value of FileToken field.
+func (g *UploadGetCDNFileRequest) GetFileToken() (value []byte) {
+	if g == nil {
+		return
+	}
+	return g.FileToken
+}
+
+// GetOffset returns value of Offset field.
+func (g *UploadGetCDNFileRequest) GetOffset() (value int64) {
+	if g == nil {
+		return
+	}
+	return g.Offset
+}
+
+// GetLimit returns value of Limit field.
+func (g *UploadGetCDNFileRequest) GetLimit() (value int) {
+	if g == nil {
+		return
+	}
+	return g.Limit
+}
+
+// UploadGetCDNFile invokes method upload.getCdnFile#395f69da returning error if any.
+// Download a CDN¹ file.
+//
+// Links:
+//  1. https://core.telegram.org/cdn
+//
+// Possible errors:
+//
+//	400 FILE_TOKEN_INVALID: The master DC did not accept the file_token (e.g., the token has expired). Continue downloading the file from the master DC using upload.getFile.
+//
+// See https://core.telegram.org/method/upload.getCdnFile for reference.
+func (c *Client) UploadGetCDNFile(ctx context.Context, request *UploadGetCDNFileRequest) (UploadCDNFileClass, error) {
+	var result UploadCDNFileBox
+
+	if err := c.rpc.Invoke(ctx, request, &result); err != nil {
+		return nil, err
+	}
+	return result.CdnFile, nil
+}