toJson method
Returns a serialized JSON structure of the model, ready to be sent through the API. This does not include fields that are marked as database only.
Implementation
@override
Map<String, dynamic> toJson() {
return {
'fileName': fileName,
'url': url,
'contentType': contentType,
if (previewImage != null) 'previewImage': previewImage,
if (previewWidth != null) 'previewWidth': previewWidth,
if (previewHeight != null) 'previewHeight': previewHeight,
};
}