- refactor DeleteSkuName

- fix bug in FlatMap(should recursively)

business/model/dao/sku.go

@@ -18,3 +18,19 @@ func GetSellCities(db *DaoDB, nameID int, vendorID int) (cities []*model.Place,
 	}
 	return cities, GetRows(db, &cities, sql, nameID)
 }
+
+func DeleteSkuNamePlace(db *DaoDB, nameID int, placeCodes []int) (num int64, err error) {
+	sql := `
+	DELETE
+	FROM sku_name_place_bind
+	WHERE name_id = ?
+	`
+	sqlParams := []interface{}{
+		nameID,
+	}
+	if len(placeCodes) > 0 {
+		sql += " AND place_code IN (" + GenQuestionMarks(len(placeCodes)) + ")"
+		sqlParams = append(sqlParams, placeCodes)
+	}
+	return ExecuteSQL(db, sql, sqlParams...)
+}