public async Task <string> GetHelpAsync(int plateform)
{
DateTime start = DateTime.Now;
MonitorStat.AddRequestFromClient();
if (cacheOfHelp["help"] != null)
{
MonitorStat.AddDelay(DateTime.Now.Subtract(start).TotalMilliseconds);
return((string)cacheOfHelp["help"]);
}
string str = "";
switch (plateform)
{
case 0: //console
str += "\tThis is a console client that allows to access to the IWS " +
"and request for the list of velib stations for a given city and the number of the available Velib at a given station. " +
"If you don't know the exact number of a station, please enter \'1\' to get the full list first.\n"
+ "P.S. For now, we offer the service for the following cities: Rouen, Toulouse, Luxembourg, Dublin, Valence, Stockholm, " +
"Santander, Lund, Amiens, Mulhouse, Lillestrom, Lyon, Ljubljana, Seville, Nancy, Namur, Creteil, Cergy-Pontoise, Bruxelles-Capitale, Vilnius, " +
"Kazan, Toyama, Marseille, Nantes, Brisbane and Besancon.";
break;
default:
str += "Press the flag of which country you want to know about the Velib Service and select the city." +
"Press the route icon to get the route information supported by Google Map. ";
break;
}
cacheOfHelp.Set("help", str, cacheItemPolicy);
MonitorStat.AddCacheInfo();
MonitorStat.AddDelay(DateTime.Now.Subtract(start).TotalMilliseconds);
return(str);
}
public async Task <List <string> > GetRouteAsync(string origin, string destination)
{
DateTime start = DateTime.Now;
MonitorStat.AddRequestFromClient();
string key = origin + destination;
if (cacheOfRoute[key] != null)
{
MonitorStat.AddDelay(DateTime.Now.Subtract(start).TotalMilliseconds);
return((List <string>)cacheOfRoute[key]);
}
var res = new List <string>();
string ways = "";
try
{
JObject route = (JObject)(await GetArray("https://maps.googleapis.com/maps/api/directions/json?mode=bicycling&origin=" +
origin + "&destination=" + destination + "&key=AIzaSyBx25Hq3Xadi0gqGIKVx8S7z9YfhJAp8gk"));
if (((string)route["geocoded_waypoints"][0]["geocoder_status"]).Equals("OK") &&
((string)route["geocoded_waypoints"][1]["geocoder_status"]).Equals("OK"))
{
if (route["routes"].HasValues)
{
ways = "Distance: " + route["routes"][0]["legs"][0]["distance"]["text"] + "\nDuration: "
+ route["routes"][0]["legs"][0]["duration"]["text"];
res.Add(ways);
int i = 1;
foreach (var step in route["routes"][0]["legs"][0]["steps"])
{
ways = i + ". " + step["html_instructions"] + "\n\t" + step["distance"]["text"]
+ "\n\t" + step["duration"]["text"];
res.Add(ways);
i++;
}
}
else
{
ways = "Couldn't find routes for you.";
res.Add(ways);
}
}
else
{
ways = "Try Again";
res.Add(ways);
}
}
catch (WebException wex)
{
Console.WriteLine("Web Exception");
ways = "Not Found!";
res.Add(ways);
}
cacheOfRoute.Set(key, res, cacheItemPolicy);
MonitorStat.AddCacheInfo();
MonitorStat.AddDelay(DateTime.Now.Subtract(start).TotalMilliseconds);
return(res);
}
public string GetRequestToVelib(string startTime, string endTime)
{
double start;
double end;
try
{
start = Convert.ToDouble(startTime);
end = Convert.ToDouble(endTime);
}
catch (Exception e)
{
return("Please input a valid number");
}
return("Number of requests to Velib: " + MonitorStat.GetRequestNumberToVelib(start, end).ToString());
}
public async Task <string> GetInfomationsOfStationByNameAsync(string nameOfCity, string numOfStation)
{
DateTime start = DateTime.Now;
MonitorStat.AddRequestFromClient();
if (cacheOfStation[numOfStation] != null)
{
MonitorStat.AddDelay(DateTime.Now.Subtract(start).TotalMilliseconds);
return((string)cacheOfStation[numOfStation]);
}
request = WebRequest.Create(
"https://api.jcdecaux.com/vls/v1/stations/" + numOfStation + "?contract=" + nameOfCity + "&apiKey=3857a4c9c72e34c322bd73cd36dec39dd7d15dd9");
Console.WriteLine(nameOfCity + numOfStation);
try
{
response = await request.GetResponseAsync();
// Display the status.
Console.WriteLine(((HttpWebResponse)response).StatusDescription);
// Get the stream containing content returned by the server.
dataStream = response.GetResponseStream();
// Open the stream using a StreamReader for easy access.
reader = new StreamReader(dataStream);
// Read the content.
MonitorStat.AddRequestToVelib();
responseFromServer = reader.ReadToEnd();
if (responseFromServer.Length > 50)
{
RootObject rb = JsonConvert.DeserializeObject <RootObject>(responseFromServer);
cacheOfStation.Set(numOfStation, rb.ToString(), cacheItemPolicy);
MonitorStat.AddCacheInfo();
MonitorStat.AddDelay(DateTime.Now.Subtract(start).TotalMilliseconds);
return(rb.ToString());
}
else
{
MonitorStat.AddDelay(DateTime.Now.Subtract(start).TotalMilliseconds);
return("Not Found!");
}
}
catch (WebException wex)
{
Console.WriteLine("Web Exception" + wex);
MonitorStat.AddDelay(DateTime.Now.Subtract(start).TotalMilliseconds);
return("Not Found!");
}
}
public async Task <string> GetAllStationsByCityAsync(string nameOfCity)
{
DateTime start = DateTime.Now;
MonitorStat.AddRequestFromClient();
if (cacheOfCity[nameOfCity] != null)
{
MonitorStat.AddDelay(DateTime.Now.Subtract(start).TotalMilliseconds);
return((string)cacheOfCity[nameOfCity]);
}
string res = "";
request = WebRequest.Create(
"https://api.jcdecaux.com/vls/v1/stations?contract=" + nameOfCity + "&apiKey=3857a4c9c72e34c322bd73cd36dec39dd7d15dd9");
try
{
response = await request.GetResponseAsync();
// Display the status.
Console.WriteLine(((HttpWebResponse)response).StatusDescription);
// Get the stream containing content returned by the server.
dataStream = response.GetResponseStream();
// Open the stream using a StreamReader for easy access.
reader = new StreamReader(dataStream);
MonitorStat.AddRequestToVelib();
// Read the content.
responseFromServer = reader.ReadToEnd();
List <RootObject> rb = JsonConvert.DeserializeObject <List <RootObject> >(responseFromServer);
foreach (RootObject ob in rb)
{
res = res + ob.name + "\n";
}
cacheOfCity.Set(nameOfCity, res, cacheItemPolicy);
MonitorStat.AddCacheInfo();
MonitorStat.AddDelay(DateTime.Now.Subtract(start).TotalMilliseconds);
}
catch (WebException wex)
{
MonitorStat.AddDelay(DateTime.Now.Subtract(start).TotalMilliseconds);
Console.WriteLine("Web Exception" + wex);
}
return(res);
}
private async Task <JObject> GetArray(string requestUrl)
{
// Create a request for the URL.
WebRequest request = WebRequest.Create(requestUrl);
// If required by the server, set the credentials.
// request.Credentials = CredentialCache.DefaultCredentials;
// Get the response.
WebResponse response = await request.GetResponseAsync();
// Display the status.
// Console.WriteLine(((HttpWebResponse)response).StatusDescription);
// Get the stream containing content returned by the server.
Stream dataStream = response.GetResponseStream();
// Open the stream using a StreamReader for easy access.
StreamReader reader = new StreamReader(dataStream);
// Read the content.
MonitorStat.AddRequestToVelib();
string responseFromServer = reader.ReadToEnd();
// Display the content.
return(JObject.Parse(responseFromServer));
}
public string GetDelay()
{
return(MonitorStat.GetDelay());
}
public int GetCacheNumber()
{
return(MonitorStat.GetCacheInfo());
}
