private static async Task <List <List <string> > > ParseFile(string filePath)
{
return(await Task.Run(() =>
{
var list = new List <List <string> >();
try
{
using (var parser = new TextFieldParser(filePath))
{
parser.TextFieldType = FieldType.Delimited;
parser.SetDelimiters(",");
while (!parser.EndOfData)
{
//Processing row
var fields = parser.ReadFields();
if (fields == null)
{
throw new Exception("Wrong csv format");
}
list.Add(fields.ToList());
}
}
}
catch (Exception ex)
{
Informer.RaiseOnResultReceived(ex);
}
return list;
}));
}
private static async Task <HttpRequest> GetRequest(string userName, string userPass)
{
return(await Task.Run(() =>
{
try
{
var doc = new HtmlDocument();
var req = new HttpRequest
{
Cookies = new CookieDictionary(),
//Proxy = new HttpProxyClient("127.0.0.1", 8888)
};
const string url = "http://shop.omega-auto.biz/Account/Login.aspx?ReturnUrl=%2f";
var resp = req.Get(url).ToString();
doc.LoadHtml(resp);
var __VIEWSTATE = doc.GetElementbyId("__VIEWSTATE").GetAttributeValue("value", string.Empty);
var __PREVIOUSPAGE = doc.GetElementbyId("__PREVIOUSPAGE").GetAttributeValue("value", string.Empty);
var __EVENTVALIDATION = doc.GetElementbyId("__EVENTVALIDATION")
.GetAttributeValue("value", string.Empty);
req.AddParam(@"__EVENTTARGET", "");
req.AddParam(@"__EVENTARGUMENT", "");
req.AddParam(@"TextField2", "");
req.AddParam(@"PasswordField", "");
req.AddParam(@"TextField1", "");
req.AddParam(@"LoginUser$LoginButton", "Войти");
req.AddParam(@"LoginUser$Password", userPass);
req.AddParam(@"LoginUser$UserName", userName);
req.AddParam(@"__EVENTVALIDATION", __EVENTVALIDATION);
req.AddParam(@"__PREVIOUSPAGE", __PREVIOUSPAGE);
req.AddParam(@"__VIEWSTATE", __VIEWSTATE);
req.Post(url).None();
//req.Get("http://shop.omega-auto.biz/Home/").None();
return req;
}
catch (Exception ex)
{
Informer.RaiseOnResultReceived(ex);
return null;
}
}));
}
private static async Task <string> DataParsing(HttpRequest req, string search)
{
return(await Task.Run(() =>
{
var result = string.Empty;
try
{
var url = $@"http://shop.omega-auto.biz/Articles/SearchDirectClick?filter.Card={search}";
var resp = req.Get(url).ToString();
var json = JObject.Parse(resp);
result = json["data"][0]["Id"].Value <string>();
}
catch (Exception ex)
{
Informer.RaiseOnResultReceived(
$"Ваш поисковый запрос не вернул ни одного результата для карточки {search}");
}
return result;
}));
}
private static async Task SaveFile(IEnumerable <List <string> > data, string filePath)
{
await Task.Run(() =>
{
try
{
var stringBuilder = new StringBuilder();
foreach (
var res in
data.Select(val => string.Join(",", val.Select(x => $"\"{x.ToString()}\"").ToArray())))
{
stringBuilder.AppendLine(res);
}
File.WriteAllText(filePath, stringBuilder.ToString());
Informer.RaiseOnResultReceived("File successfully saved");
}
catch (Exception ex)
{
Informer.RaiseOnResultReceived($"File saved error: {ex.Message}");
}
});
}
public static async Task Parse(string filePath, string userName, string userPass)
{
try
{
//var req = await GetRequest(userName, userPass);
//if (req == null)
// throw new Exception("Not logged in");
Informer.RaiseOnResultReceived("Successfully logged in");
var list = await ParseFile(filePath);
if (list.Count < 2)
{
throw new Exception("Wrong file format");
}
var firstRow = list[0];
list.RemoveAt(0);
await list.ForEachAsync(50, async val =>
{
var req = await GetRequest(userName, userPass);
if (req == null)
{
throw new Exception("Not logged in");
}
var result = await DataParsing(req, val[0]);
if (string.IsNullOrEmpty(result))
{
val[11] = string.Empty;
}
else
{
val[11] = $"http://shop.omega-auto.biz/Images/img.ashx?gra_id={result}&tab_nr=255";
Informer.RaiseOnResultReceived($"{val[0]} => {val[11]}");
}
});
//for (var i = 1; i < list.Count; i++)
//{
// var result = await DataParsing(req, list[i][0]);
// if (string.IsNullOrEmpty(result))
// list[i][11] = string.Empty;
// else
// {
// list[i][11] = $"http://shop.omega-auto.biz/Images/img.ashx?gra_id={result}&tab_nr=255";
// Informer.RaiseOnResultReceived($"{list[i][0]} => {list[i][11]}");
// }
//}
list.Insert(0, firstRow);
await SaveFile(list, filePath);
}
catch (Exception ex)
{
Informer.RaiseOnResultReceived(ex);
}
}