From a32bdc17d3d30e991e79b6f939b0100a5fedc83d Mon Sep 17 00:00:00 2001
From: Artem Tsyrulnikov <a.tsyrulnikov@legres.ru>
Date: Wed, 21 Jan 2026 12:25:39 +0300
Subject: [PATCH] =?UTF-8?q?=D0=BE=D1=88=D0=B8=D0=B1=D0=BA=D0=B0=20=D1=81?=
 =?UTF-8?q?=D0=BE=D0=B7=D0=B4=D0=B0=D0=BD=D0=B8=D1=8F=20=D0=BA=D1=80=D0=B5?=
 =?UTF-8?q?=D0=B0=D1=82=D0=B8=D0=B2=D0=B0?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 tg_bot/screens/creative_editor.go | 43 +++++++++++++++++++++++++++++--
 1 file changed, 41 insertions(+), 2 deletions(-)

diff --git a/tg_bot/screens/creative_editor.go b/tg_bot/screens/creative_editor.go
index 79cffca..8d68378 100644
--- a/tg_bot/screens/creative_editor.go
+++ b/tg_bot/screens/creative_editor.go
@@ -73,6 +73,7 @@ const msgCreativeManagement = `
 Выберите, что изменить:
 
 `
+const msgCreativePreviewBroken = "⚠️ Не удалось показать превью: креатив содержит некорректную разметку. Создайте его заново или отредактируйте текст."
 
 func buildCreativeKeyboard(buttons [][]echotron.InlineKeyboardButton) echotron.InlineKeyboardMarkup {
 	keyboard := echotron.InlineKeyboardMarkup{
@@ -84,6 +85,14 @@ func buildCreativeKeyboard(buttons [][]echotron.InlineKeyboardButton) echotron.I
 	return keyboard
 }
 
+func isTelegramParseError(err error) bool {
+	if err == nil {
+		return false
+	}
+	msg := err.Error()
+	return strings.Contains(msg, "can't parse entities") || strings.Contains(msg, "Unexpected end tag")
+}
+
 // GetCreativeText возвращает текст для превью креатива
 func (e *CreativeEditorFields) GetCreativeText() string {
 	if e.Text == nil {
@@ -162,6 +171,21 @@ func (e *CreativeEditorFields) SendCreativePreview(b *bot.Bot) {
 		}
 		return res.Result.ID, nil
 	}
+	sendFallback := func() (int, error) {
+		res, err := b.SendMessage(msgCreativePreviewBroken, b.ChatID, &echotron.MessageOptions{
+			ReplyMarkup: keyboard,
+			LinkPreviewOptions: echotron.LinkPreviewOptions{
+				IsDisabled: true,
+			},
+		})
+		if err != nil {
+			return 0, err
+		}
+		if res.Result == nil {
+			return 0, fmt.Errorf("send message: empty result")
+		}
+		return res.Result.ID, nil
+	}
 
 	// Если есть медиа, отправляем с медиа
 	if e.MediaFileID != "" {
@@ -206,6 +230,10 @@ func (e *CreativeEditorFields) SendCreativePreview(b *bot.Bot) {
 			// Fallback to text message - используем прямой SendMessage
 			if id, err := sendText(); err == nil {
 				msgID = id
+			} else if isTelegramParseError(err) {
+				if id, err := sendFallback(); err == nil {
+					msgID = id
+				}
 			}
 		} else if res.Result != nil {
 			msgID = res.Result.ID
@@ -216,9 +244,20 @@ func (e *CreativeEditorFields) SendCreativePreview(b *bot.Bot) {
 		id, err := sendText()
 		if err != nil {
 			log.Error().Err(err).Msg("Failed to send creative preview")
-			return
+			if isTelegramParseError(err) {
+				id, err = sendFallback()
+				if err == nil {
+					msgID = id
+				} else {
+					log.Error().Err(err).Msg("Failed to send fallback creative preview")
+					return
+				}
+			} else {
+				return
+			}
+		} else {
+			msgID = id
 		}
-		msgID = id
 	}
 
 	// ВАЖНО: Сохраняем копию значения, а не указатель на переменную!