парсер новый

tg_parser/internal/adapter/database/update_channel.go

@@ -10,6 +10,59 @@ import (
 	"github.com/jackc/pgx/v5/pgtype"
 )
 
+func (d *Database) UpdateChannelIfNotAccessible(ctx context.Context, channel domain.Channel) error {
+	query := `UPDATE channel
+SET telegram_id = $2,
+    username = $3,
+    title = $4,
+    access_hash = $5,
+    pts = 0,
+    is_accessible = TRUE,
+    invite_link = $6,
+    updated_at = CURRENT_TIMESTAMP
+WHERE telegram_id = $1
+  AND is_accessible = FALSE;`
+
+	txOrPool := transaction.TryExtractTX(ctx)
+
+	username := strings.TrimSpace(channel.Username)
+	var usernameDTO pgtype.Text
+	if username != "" {
+		usernameDTO = pgtype.Text{String: username, Valid: true}
+	} else {
+		usernameDTO = pgtype.Text{Valid: false}
+	}
+
+	inviteLink := strings.TrimSpace(channel.InviteLink)
+	var inviteLinkDTO pgtype.Text
+	if inviteLink != "" {
+		inviteLinkDTO = pgtype.Text{String: inviteLink, Valid: true}
+	} else {
+		inviteLinkDTO = pgtype.Text{Valid: false}
+	}
+
+	result, err := txOrPool.Exec(ctx, query,
+		channel.TelegramID,
+		pgtype.Int8{Int64: channel.TelegramID, Valid: true},
+		usernameDTO,
+		pgtype.Text{String: channel.Title, Valid: true},
+		pgtype.Int8{Int64: channel.AccessHash, Valid: true},
+		inviteLinkDTO,
+	)
+	if err != nil {
+		return fmt.Errorf("txOrPool.Exec: %w", err)
+	}
+
+	// Log if no rows were updated (channel either doesn't exist or is already accessible)
+	rowsAffected := result.RowsAffected()
+	if rowsAffected == 0 {
+		// Channel doesn't exist or is already accessible - this is fine
+		return nil
+	}
+
+	return nil
+}
+
 func (d *Database) UpdateChannel(ctx context.Context, channel domain.Channel) error {
 	query := `UPDATE channel
 SET telegram_id = $2,