public async Task <bool> GetShops(String locality, AppModel model)
{
string postData = "quoiqui=supermarché&ou=" + locality;
byte[] byteArray = Encoding.UTF8.GetBytes(postData);
WebRequest request = WebRequest.Create(this.URL);
request.Method = "POST";
request.ContentType = "application/x-www-form-urlencoded";
Stream dataStream = await request.GetRequestStreamAsync();
dataStream.Write(byteArray, 0, byteArray.Length);
WebResponse response2 = await request.GetResponseAsync();
dataStream = response2.GetResponseStream();
StreamReader reader = new StreamReader(dataStream);
string responseFromServer = reader.ReadToEnd();
HtmlDocument document = new HtmlDocument();
document.LoadHtml(responseFromServer);
IEnumerable <HtmlNode> shopsNodes = document.DocumentNode.Descendants("div").Where(d => d.Attributes.Contains("class") && d.Attributes["class"].Value.Contains("visitCardContent"));
foreach (HtmlNode shopNode in shopsNodes)
{
HtmlNode titleNode = shopNode.Descendants("h2").ElementAt(0);
String title = titleNode.Descendants("span").Where(d => !d.Attributes.Contains("class")).ElementAt(0).InnerText.Replace("'", "'");
HtmlNode localisationBlock = shopNode.Descendants("div").Where(d => d.Attributes.Contains("class") && d.Attributes["class"].Value.Contains("localisationBlock")).ElementAt(0);
String address = localisationBlock.Descendants("p").ElementAt(0).InnerHtml.Replace("<br>", " ").Replace(" ", " ").Replace("<strong>", "").Replace("</strong>", "");
model.AddShop(new Shop(title, address));
}
return(true);
}
/// <summary>
/// Gets the data by ingredients.
/// </summary>
/// <param name="keyWords">The key words.</param>
/// <param name="nbItemsPerPage">The nb items per page.</param>
/// <param name="startIndex">The start index.</param>
/// <param name="model">The model.</param>
/// <returns></returns>
public async Task <bool> GetDataByIngredients(String[] keyWords, int nbItemsPerPage, int startIndex, AppModel model)
{
bool error = false;
model.ClearReceipes();
try
{
//we add all receipes created by the user
foreach (var jsonItem in model.LocalReceipes)
{
Receipe localToAdd = new Receipe(jsonItem.Stringify());
addReceipe(localToAdd, model);
}
}
catch (Exception ex)
{
}
try
{
List <Receipe>[] results = new List <Receipe> [keyWords.Length];
for (int i = 0; i < keyWords.Length; i++)
{
results[i] = new List <Receipe>();
keyWords[i] = keyWords[i].ToUpper();
}
//we add all basic research associated to each keyword to the model
foreach (var keyWord in keyWords)
{
await this.GetData(keyWord, nbItemsPerPage, startIndex, model);
}
int bestResults = 1;// confidence level
foreach (var receipe in model.Receipes)
{
//we check the research parameters to go faster
if (checkType(receipe))
{
if (checkDifficulty(receipe))
{
if (checkOptions(receipe))
{
//used to compute the confidence level
int count = 0;
//case of receipes from marmiton
if (receipe.Id != -1)
{
//retrieves ingredients
ReceipeRetriever rr = new ReceipeRetriever();
var task = rr.extractReceipeFromMarmiton(receipe);
if ((await task) == true)
{
var task2 = rr.cleanHtmlEntities(receipe.HtmlReceipe, receipe);
rr.handleIngredients(rr.ingredientPart, receipe);
}
}
//we compute the confidence level
foreach (var keyWord in keyWords)
{
//each key word in the receipe informations add 1 confidence level
if (checkIngredients(receipe, keyWord) || checkInstructions(receipe, keyWord) || checkTitle(receipe, keyWord))
{
count++;
}
}
results[count].Add(receipe);
if (count > bestResults)
{
bestResults = count;
}
}
}
}
}
model.ClearReceipes();
//only best results are displayed
foreach (var receipe in results[bestResults])
{
model.AddReceipe(receipe);
}
}
catch (Exception ex)
{
error = true;
}
return(error);
}
/// <summary>
/// Gets the data.
/// </summary>
/// <param name="keyWord">The key word.</param>
/// <param name="nbItemsPerPage">The nb items per page.</param>
/// <param name="startIndex">The start index.</param>
/// <param name="model">The model.</param>
/// <returns></returns>
public async Task <bool> GetData(String keyWord, int nbItemsPerPage, int startIndex, AppModel model)
{
HttpClient http = new System.Net.Http.HttpClient();
bool error = false;
model.ClearReceipes();
try
{
foreach (var jsonItem in model.LocalReceipes)
{
Receipe localToAdd = new Receipe(jsonItem.Stringify());
if (checkInstructions(localToAdd, keyWord) || checkTitle(localToAdd, keyWord))
{
addReceipe(localToAdd, model);
}
}
}catch (Exception ex) {
}
try
{
HttpResponseMessage response = await http.GetAsync(String.Format(this.URL, keyWord, nbItemsPerPage, startIndex));
string jsonString = await response.Content.ReadAsStringAsync();
JsonObject jsonObject = JsonObject.Parse(jsonString);
JsonArray jsonArray = getItemsArrayFromJSONObject(jsonObject);
foreach (var item in jsonArray)
{
Receipe receipe = getReceipeFromJSONItem(item.GetObject());
addReceipe(receipe, model);
}
}
catch (Exception ex)
{
error = true;
}
return(error);
}