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Made a few edits to the Android-related explanations in the README.md #975

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Made a few edits to the Android-related explanations in the README.md #975

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13 changes: 8 additions & 5 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -293,6 +293,9 @@ void main() {

### Create new download task

The directory must be created in advance.
After that, you need to provide the path of the directory in the `savedDir` parameter.

```dart
final taskId = await FlutterDownloader.enqueue(
url: 'your download link',
Expand Down Expand Up @@ -326,7 +329,7 @@ void initState() {
IsolateNameServer.registerPortWithName(_port.sendPort, 'downloader_send_port');
_port.listen((dynamic data) {
String id = data[0];
DownloadTaskStatus status = DownloadTaskStatus(data[1]);
DownloadTaskStatus status = DownloadTaskStatus.fromInt(data[1]);
int progress = data[2];
setState((){ });
});
Expand All @@ -342,8 +345,8 @@ void dispose() {

@pragma('vm:entry-point')
static void downloadCallback(String id, int status, int progress) {
final SendPort send = IsolateNameServer.lookupPortByName('downloader_send_port');
send.send([id, status, progress]);
final SendPort? send = IsolateNameServer.lookupPortByName('downloader_send_port');
send?.send([id, status, progress]);
}

```
Expand All @@ -354,13 +357,13 @@ avoid tree shaking in release mode for Android.
### Load all download tasks

```dart
final tasks = await FlutterDownloader.loadTasks();
final List<DownloadTask>? tasks = await FlutterDownloader.loadTasks();
```

### Load download tasks using a raw SQL query

```dart
final tasks = await FlutterDownloader.loadTasksWithRawQuery(query: query);
final List<DownloadTask>? tasks = await FlutterDownloader.loadTasksWithRawQuery(query: query);
```

In order to parse data into `DownloadTask` object successfully, you should load
Expand Down