convertRecentChatFromJson function
Converts a JSON string into a JSON string representing a RecentChat object.
This function checks if the provided string is null or empty. If it is, it returns an empty string. Otherwise, it converts the string into a RecentChat object using recentChatFromJson, and then back into a JSON string using recentChatToJson.
Parameters:
str
- A JSON string or null.
Returns: A JSON string representing a RecentChat object, or an empty string if the input is null or empty.
Implementation
String convertRecentChatFromJson(String? str) => (str == null || str.isEmpty)
? ""
: recentChatToJson(recentChatFromJson(str));