download method

@override Future<List<OrganisationUnit>?> download(dynamic callback(RequestProgress, bool), { Dio? dioTestClient, })

Implementation

@override
Future<List<OrganisationUnit>?> download(
  Function(RequestProgress, bool) callback, {
  Dio? dioTestClient,
}) async {
  callback(
      RequestProgress(
          resourceName: this.apiResourceName as String,
          message: 'Fetching user assigned organisation units....',
          status: '',
          percentage: 0),
      false);

  final List<UserOrganisationUnit> userOrgUnits =
      await UserOrganisationUnitQuery(database: database).get();

  callback(
      RequestProgress(
          resourceName: this.apiResourceName as String,
          message:
              '${userOrgUnits.length} user assigned organisation units found!',
          status: '',
          percentage: 25),
      false);

  this.ilike(
      attribute: 'path',
      value: userOrgUnits
          .map((orgUnit) =>
              includeOtherParentChildren == true && orgUnit.parent != null
                  ? orgUnit.parent as String
                  : orgUnit.orgUnit)
          // ignore: unnecessary_null_comparison
          .where((orgUnit) => orgUnit != null)
          .toList());

  callback(
      RequestProgress(
          resourceName: this.apiResourceName as String,
          message:
              'Downloading ${this.apiResourceName?.toLowerCase()} from the server....',
          status: '',
          percentage: 26),
      false);

  final dhisUrl = await this.dhisUrl();

  final response = await HttpClient.get(dhisUrl,
      database: this.database, dioTestClient: dioTestClient);

  List data =
      response.body != null ? response.body[this.apiResourceName] ?? [] : [];

  if (data.isNotEmpty) {
    callback(
        RequestProgress(
            resourceName: this.apiResourceName as String,
            message:
                '${data.length} ${this.apiResourceName?.toLowerCase()} downloaded successfully',
            status: '',
            percentage: 50),
        false);

    this.data = data.map((dataItem) {
      dataItem['dirty'] = false;
      return OrganisationUnit.fromJson(dataItem);
    }).toList();

    callback(
        RequestProgress(
            resourceName: this.apiResourceName as String,
            message:
                'Saving ${data.length} ${this.apiResourceName?.toLowerCase()} into phone database...',
            status: '',
            percentage: 51),
        false);

    await this.save();

    callback(
        RequestProgress(
            resourceName: this.apiResourceName as String,
            message:
                '${data.length} ${this.apiResourceName?.toLowerCase()} successfully saved into the database',
            status: '',
            percentage: 100),
        true);

    return this.data;
  }
  callback(
      RequestProgress(
          resourceName: this.apiResourceName as String,
          message: 'No ${this.apiResourceName?.toLowerCase()} found',
          status: '',
          percentage: 100),
      true);

  return this.data;
}