public async Task <WebPageModel> DownloadWebPageAsync(string webPageUrl)
{
WebPageModel webPageModel = new WebPageModel();
Stopwatch stopwatch = new Stopwatch();
stopwatch.Start();
webPageModel.StartDate = DateTime.UtcNow;
webPageModel.Url = webPageUrl;
try
{
HttpResponseMessage response = await _client.GetAsync(webPageUrl);
string content = await response.Content.ReadAsStringAsync();
webPageModel.DataLength = content.Length;
webPageModel.Content = content;
webPageModel.IsOperationSuccessful = true;
}
catch (HttpRequestException e)
{
webPageModel.IsOperationSuccessful = false;
webPageModel.Error = e.Message;
}
stopwatch.Stop();
webPageModel.ElapsedTime = stopwatch.ElapsedMilliseconds;
webPageModel.EndDate = webPageModel.StartDate.AddMilliseconds(webPageModel.ElapsedTime);
return(webPageModel);
}
public void ReportWebPageInfoStringBuilder(WebPageModel data)
{
string content = data.Content;
WrapperUI wrapperUI = new WrapperUI();
try
{
if (content.Length < 30)
{
content = data.Content?.Trim().Replace(Environment.NewLine, string.Empty).Substring(0, content.Length);
}
else
{
content = data.Content?.Trim().Replace(Environment.NewLine, string.Empty).Substring(0, 30);
}
}
catch (ArgumentOutOfRangeException e)
{
data.IsOperationSuccessful = false;
data.Error = e.Message;
}
StringBuilder output = new StringBuilder();
output.AppendLine("---------------------------------------------------------");
output.AppendLine($" {data.Url}");
output.AppendLine($" Data Length = {data.DataLength}");
output.AppendLine($" Elapsed Time = {data.ElapsedTime}");
output.AppendLine($" Task started and completed: {data.StartDate.ToString("HH:mm:ss.fff")} -- {data.EndDate.ToString("HH:mm:ss.fff")}");
if (data.IsOperationSuccessful == true)
{
output.AppendLine($" First 30 elements of content:\n{content}");
}
else
{
output.AppendLine($" Error Message = {data.Error}");
}
output.AppendLine("\n---------------------------------------------------------");
wrapperUI.ShowMessage(output.ToString());
}
