/// <summary>
/// Method to get a list of all the Users listed in a current city from the DWP Api
/// </summary>
/// <param name="city"> A string representing the city i.e. "London" </param>
/// <returns> List<User> representing all the users listed in the given city </returns>
public static async Task <List <User> > GetAllUsersListedInCity(string city)
{
string url = baseUrl + String.Format("city/{0}/users", city);
List <User> users = new List <User>();
users = await DwpApiRequests.GetRequiredUsers(url);
return(users);
}
/// <summary>
/// Method to get a list of all the current Users from the DWP Api
/// </summary>
/// <returns> List<User> representing all the current users </returns>
public static async Task <List <User> > GetAllUsers()
{
string url = baseUrl + "users";
List <User> users = new List <User>();
users = await DwpApiRequests.GetRequiredUsers(url);
return(users);
}
/// <summary>
/// Method to get all users whose coordinates show they
/// are within a given distance of a given city
/// </summary>
/// <param name="city"> A string representing the city name </param>
/// <param name="distance"> A double representing the distance from the city in miles </param>
/// <returns> List<User> of all users whose coordinates show they are with the given
/// distance from the given city according to Dwp Api </returns>
public static async Task <List <User> > GetAllUserGivenDistanceFromCity(string city, double distance)
{
//get all users
List <User> allUsers = new List <User>();
allUsers = await DwpApiRequests.GetAllUsers();
//get city coordinates
double[] cityCoordinates = new double[2];
cityCoordinates = DistanceCalculations.GetCoordinatesOfLocation(city);
//check which users are within distance to city
//loop if user in within distance add to Users object
List <User> usersDistanceFromCity = allUsers.Where(u => DistanceCalculations.GetDistanceBetweenTwoLocations(
u.latitude, u.longitude, cityCoordinates[0], cityCoordinates[1]) <= distance).ToList();
return(usersDistanceFromCity);
}
/// <summary>
/// Method to get all users listed as living in a city
/// </summary>
/// <param name="city"> A string representing the city name </param>
/// <returns> List<User> of according to Dwp Api </returns>
public static async Task <List <User> > GetAllUsersListedInACity(string city)
{
//paramter check city
Regex expression = new Regex(@"^[a-z,A-Z][a-z]+$");
bool result = expression.IsMatch(city);
if (!result)
{
throw new Exception("The city has not been entered in the correct format " +
"i.e api/values/london or api/values/london/50");
}
city = char.ToUpper(city[0]) + city.Substring(1);
List <User> usersInCity = new List <User>();
usersInCity = await DwpApiRequests.GetAllUsersListedInCity(city);
return(usersInCity);
}
