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/telegram/message/styling/builder.go

@@ -0,0 +1,34 @@
+package styling
+
+import (
+	"github.com/go-faster/errors"
+
+	"go.mau.fi/mautrix-telegram/pkg/gotd/telegram/message/entity"
+)
+
+type textBuilder struct {
+	*entity.Builder
+}
+
+func (b *textBuilder) Perform(texts ...StyledTextOption) error {
+	b.GrowEntities(len(texts))
+	var length int
+	for i := range texts {
+		length += texts[i].size
+	}
+	b.GrowText(length)
+
+	for idx, opt := range texts {
+		if err := opt.perform(b); err != nil {
+			return errors.Wrapf(err, "perform %d styling option", idx+2)
+		}
+	}
+
+	return nil
+}
+
+// Perform performs all options to the given builder.
+func Perform(builder *entity.Builder, texts ...StyledTextOption) error {
+	tb := &textBuilder{Builder: builder}
+	return tb.Perform(texts...)
+}

pkg/gotd/telegram/message/styling/doc.go

@@ -0,0 +1,2 @@
+// Package styling contains styling options for Telegram messages.
+package styling

pkg/gotd/telegram/message/styling/option.go

@@ -0,0 +1,43 @@
+package styling
+
+import (
+	"go.mau.fi/mautrix-telegram/pkg/gotd/telegram/message/entity"
+)
+
+// StyledTextOption is an option for styling text.
+type StyledTextOption struct {
+	size    int
+	perform func(b *textBuilder) error
+}
+
+// Zero returns true if option is zero value.
+func (s StyledTextOption) Zero() bool {
+	return s.perform == nil
+}
+
+func styledTextOption(s string, perform func(b *textBuilder) error) StyledTextOption {
+	return StyledTextOption{
+		perform: perform,
+		size:    len(s),
+	}
+}
+
+// Plain formats text without any entities.
+func Plain(s string) StyledTextOption {
+	return styledTextOption(s, func(b *textBuilder) error {
+		b.Plain(s)
+		return nil
+	})
+}
+
+// Custom formats text using given callback.
+func Custom(cb func(eb *entity.Builder) error) StyledTextOption {
+	return StyledTextOption{
+		size: 0,
+		perform: func(b *textBuilder) error {
+			return cb(b.Builder)
+		},
+	}
+}
+
+//go:generate go run go.mau.fi/mautrix-telegram/pkg/gotd/telegram/message/internal/mkentity -template styling -output options.gen.go

pkg/gotd/telegram/message/styling/options.gen.go

@@ -0,0 +1,213 @@
+// Code generated by mkentity, DO NOT EDIT.
+package styling
+
+import (
+	"context"
+
+	"go.mau.fi/mautrix-telegram/pkg/gotd/tg"
+)
+
+var (
+	_ = tg.Invoker(nil)
+	_ = context.Context(nil)
+)
+
+// Unknown formats text as Unknown entity.
+//
+// See https://core.telegram.org/constructor/messageEntityUnknown.
+func Unknown(s string) StyledTextOption {
+	return styledTextOption(s, func(b *textBuilder) error {
+		b.Unknown(s)
+		return nil
+	})
+}
+
+// Mention formats text as Mention entity.
+//
+// See https://core.telegram.org/constructor/messageEntityMention.
+func Mention(s string) StyledTextOption {
+	return styledTextOption(s, func(b *textBuilder) error {
+		b.Mention(s)
+		return nil
+	})
+}
+
+// Hashtag formats text as Hashtag entity.
+//
+// See https://core.telegram.org/constructor/messageEntityHashtag.
+func Hashtag(s string) StyledTextOption {
+	return styledTextOption(s, func(b *textBuilder) error {
+		b.Hashtag(s)
+		return nil
+	})
+}
+
+// BotCommand formats text as BotCommand entity.
+//
+// See https://core.telegram.org/constructor/messageEntityBotCommand.
+func BotCommand(s string) StyledTextOption {
+	return styledTextOption(s, func(b *textBuilder) error {
+		b.BotCommand(s)
+		return nil
+	})
+}
+
+// URL formats text as URL entity.
+//
+// See https://core.telegram.org/constructor/messageEntityUrl.
+func URL(s string) StyledTextOption {
+	return styledTextOption(s, func(b *textBuilder) error {
+		b.URL(s)
+		return nil
+	})
+}
+
+// Email formats text as Email entity.
+//
+// See https://core.telegram.org/constructor/messageEntityEmail.
+func Email(s string) StyledTextOption {
+	return styledTextOption(s, func(b *textBuilder) error {
+		b.Email(s)
+		return nil
+	})
+}
+
+// Bold formats text as Bold entity.
+//
+// See https://core.telegram.org/constructor/messageEntityBold.
+func Bold(s string) StyledTextOption {
+	return styledTextOption(s, func(b *textBuilder) error {
+		b.Bold(s)
+		return nil
+	})
+}
+
+// Italic formats text as Italic entity.
+//
+// See https://core.telegram.org/constructor/messageEntityItalic.
+func Italic(s string) StyledTextOption {
+	return styledTextOption(s, func(b *textBuilder) error {
+		b.Italic(s)
+		return nil
+	})
+}
+
+// Code formats text as Code entity.
+//
+// See https://core.telegram.org/constructor/messageEntityCode.
+func Code(s string) StyledTextOption {
+	return styledTextOption(s, func(b *textBuilder) error {
+		b.Code(s)
+		return nil
+	})
+}
+
+// Pre formats text as Pre entity.
+//
+// See https://core.telegram.org/constructor/messageEntityPre.
+func Pre(s string, language string) StyledTextOption {
+	return styledTextOption(s, func(b *textBuilder) error {
+		b.Pre(s, language)
+		return nil
+	})
+}
+
+// TextURL formats text as TextURL entity.
+//
+// See https://core.telegram.org/constructor/messageEntityTextUrl.
+func TextURL(s string, uRL string) StyledTextOption {
+	return styledTextOption(s, func(b *textBuilder) error {
+		b.TextURL(s, uRL)
+		return nil
+	})
+}
+
+// MentionName formats text as MentionName entity.
+//
+// See https://core.telegram.org/constructor/inputMessageEntityMentionName.
+func MentionName(s string, userID tg.InputUserClass) StyledTextOption {
+	return styledTextOption(s, func(b *textBuilder) error {
+		b.MentionName(s, userID)
+		return nil
+	})
+}
+
+// Phone formats text as Phone entity.
+//
+// See https://core.telegram.org/constructor/messageEntityPhone.
+func Phone(s string) StyledTextOption {
+	return styledTextOption(s, func(b *textBuilder) error {
+		b.Phone(s)
+		return nil
+	})
+}
+
+// Cashtag formats text as Cashtag entity.
+//
+// See https://core.telegram.org/constructor/messageEntityCashtag.
+func Cashtag(s string) StyledTextOption {
+	return styledTextOption(s, func(b *textBuilder) error {
+		b.Cashtag(s)
+		return nil
+	})
+}
+
+// Underline formats text as Underline entity.
+//
+// See https://core.telegram.org/constructor/messageEntityUnderline.
+func Underline(s string) StyledTextOption {
+	return styledTextOption(s, func(b *textBuilder) error {
+		b.Underline(s)
+		return nil
+	})
+}
+
+// Strike formats text as Strike entity.
+//
+// See https://core.telegram.org/constructor/messageEntityStrike.
+func Strike(s string) StyledTextOption {
+	return styledTextOption(s, func(b *textBuilder) error {
+		b.Strike(s)
+		return nil
+	})
+}
+
+// BankCard formats text as BankCard entity.
+//
+// See https://core.telegram.org/constructor/messageEntityBankCard.
+func BankCard(s string) StyledTextOption {
+	return styledTextOption(s, func(b *textBuilder) error {
+		b.BankCard(s)
+		return nil
+	})
+}
+
+// Spoiler formats text as Spoiler entity.
+//
+// See https://core.telegram.org/constructor/messageEntitySpoiler.
+func Spoiler(s string) StyledTextOption {
+	return styledTextOption(s, func(b *textBuilder) error {
+		b.Spoiler(s)
+		return nil
+	})
+}
+
+// CustomEmoji formats text as CustomEmoji entity.
+//
+// See https://core.telegram.org/constructor/messageEntityCustomEmoji.
+func CustomEmoji(s string, documentID int64) StyledTextOption {
+	return styledTextOption(s, func(b *textBuilder) error {
+		b.CustomEmoji(s, documentID)
+		return nil
+	})
+}
+
+// Blockquote formats text as Blockquote entity.
+//
+// See https://core.telegram.org/constructor/messageEntityBlockquote.
+func Blockquote(s string, collapsed bool) StyledTextOption {
+	return styledTextOption(s, func(b *textBuilder) error {
+		b.Blockquote(s, collapsed)
+		return nil
+	})
+}