launchEmail method
Implementation
Future<bool> launchEmail({String? subject, String? body}) async {
if (this == null || this!.isEmpty) return false;
final email = this!.trim();
final params = <String, String>{};
if (subject != null) params['subject'] = subject;
if (body != null) params['body'] = body;
final query = params.entries
.map(
(e) =>
'${Uri.encodeComponent(e.key)}=${Uri.encodeComponent(e.value)}',
)
.join('&');
return _safeLaunch(
'mailto:$email${query.isEmpty ? '' : '?$query'}',
mode: LaunchMode.platformDefault,
);
}