public async void GetItemsTokenPagination()
{
string endPoint = "http://MyRestApiEndPoint.com";
var maxRecordsParam = 20;
var paginationParameterName = "token";
var pageSizeParemeterName = "limit";
var responseTokenName = "meta.next_token";
var orderByParameterName = "order_by";
var orderByParameterValue = "date";
var orderDirectionParameterName = "order";
var orderDirectionParameterValue = "DESC";
var paginationConfig = new TokenPagination(paginationParameterName, responseTokenName, pageSizeParemeterName)
{
OrderByParameterName = orderByParameterName,
OrderByParameterValue = orderByParameterValue,
OrderDirectionParameterName = orderDirectionParameterName,
OrderDirectionParameterValue= orderDirectionParameterValue
};
var config = new RestApiDataConfig()
{
Url = new Uri(endPoint),
PaginationConfig = paginationConfig
};
var parser = new JsonParser<MySchema>();
_dataProvider = new RestApiDataProvider();
var items = await _dataProvider.LoadDataAsync(config, maxRecordsParam, parser);
foreach (var item in items)
{
Items.Add(item);
}
}
private async void Request()
{
try
{
IsBusy = true;
HasErrors = false;
NoItems = false;
DataProviderRawData = string.Empty;
Items.Clear();
var config = new RestApiDataConfig()
{
Url = new Uri(RestApiQuery),
};
var paginationConfig = GetPaginationConfig();
if (paginationConfig != null)
{
config.PaginationConfig = paginationConfig;
}
var parser = new RestApiSampleParser();
parser.InitializeSample(RestApiMainRoot, TextProperty1, TextProperty2, ImageProperty);
var items = await restApiDataProvider.LoadDataAsync(config, MaxRecordsParam, parser);
NoItems = !items.Any();
foreach (var item in items)
{
Items.Add(item);
}
var rawParser = new RawParser();
var rawData = await rawDataProvider.LoadDataAsync(config, MaxRecordsParam, rawParser);
DataProviderRawData = rawData.FirstOrDefault()?.Raw;
}
catch (Exception ex)
{
DataProviderRawData += ex.Message;
DataProviderRawData += ex.StackTrace;
HasErrors = true;
}
finally
{
IsBusy = false;
}
}
