download method
文件下载 File download
Implementation
Future<BaseModel> download(
String path,
String savePath, {
bool? loading,
dynamic tag,
Options? options,
ProgressCallback? onReceiveProgress,
CancelToken? cancelToken,
Object? data,
bool dataToJson = true,
Map<String, dynamic>? params,
bool deleteOnError = true,
String lengthHeader = Headers.contentLengthHeader,
}) async {
assert(_singleton != null, '请先调用 initialize');
if (await checkNetwork) return buildBaseModel;
_addLoading(loading);
data = baseDioOptions.extraData?.call(path, data) ?? data;
final res = await dio.download(path, savePath,
onReceiveProgress: onReceiveProgress,
options: _mergeOptions(options, path),
data: dataToJson ? jsonEncode(data) : data,
deleteOnError: deleteOnError,
lengthHeader: lengthHeader,
cancelToken: cancelToken);
return _handleResponse(res, tag);
}