getImages method
Implementation
Future<List<File>> getImages(String path) async {
var directory = Directory(path);
var imageFiles = <File>[];
await for (var entity
in directory.list(recursive: true, followLinks: false)) {
if (entity is File) {
var extension = entity.path.split('.').last;
if (fileTypes.contains(extension)) {
imageFiles.add(entity);
}
}
}
return imageFiles;
}