public static Location Calculate(Suggestion suggestion)
{
List<Location> locations = DataAccessLayer.LocationAccess.getAll();
Dictionary<User,List<Element>> distanceElements = new Dictionary<User,List<Element>>();
// generate a string of stationary locations that fit the Google Distance API
string origins = null;
foreach (Location location in locations)
{
origins += location.Latitude + "," + location.Longitude + "|";
}
// Get distances for each users
foreach (JoinedUser joinedUser in suggestion.JoinedUsers)
{
User user = UserBusiness.Get(joinedUser.UserId);
distanceElements.Add(user,GetDistancesFromGoogle(user, origins));
}
int[] distances = new int[locations.Count];
foreach(KeyValuePair<User, List<Element>> item in distanceElements)
{
for (int i = 0; i < item.Value.Count; i++)
{
distances[i] += item.Value[i].distance.value;
}
}
// select the best location and return it
int index = Array.IndexOf(distances, distances.Min());
return locations[index];
}
public static void Create(Suggestion suggestion, string weekdays)
{
JoinedUser u = new JoinedUser
{
UserId = suggestion.CreatorId,
Weekdays = weekdays
};
suggestion.JoinedUsers.Add(u);
DataAccessLayer.SuggestionAccess.Create(suggestion);
}
public static void Create(Suggestion suggestion)
{
try
{
using (var db = new MyDbContext())
{
db.JoinedUser.Add(suggestion.JoinedUsers[0]);
db.Suggestion.Add(suggestion);
db.SaveChanges();
}
}
catch (Exception e)
{
throw new DomainException("Could not create suggestion", e);
}
}
public static SuggestionViewModel FromModel(Suggestion suggestion)
{
if (suggestion == null)
return null;
return new SuggestionViewModel
{
Id = suggestion.Id,
Creator = suggestion.Creator,
EndDate = suggestion.EndDate,
IsClosed = suggestion.IsClosed,
JoinedUsers = suggestion.JoinedUsers.Select(x => new JoinedUserViewModel
{
User = x.User,
Weekdays = x.Weekdays
}).ToList(),
Location = suggestion.Location,
Sport = suggestion.Sport,
StartDate = suggestion.StartDate,
Title = suggestion.Title,
MaximumUsers = suggestion.MaximumUsers,
Description = suggestion.Description,
MostPopularDays = suggestion.MostPopularDays
};
}
private static bool HasUserJoined(int userId, Suggestion suggestion)
{
return suggestion.JoinedUsers.FindAll(j => j.UserId == userId).Count == 0;
}
public static void Update(Suggestion suggestion, int userId)
{
ValidateUserAccess(suggestion.Id, userId);
DataAccessLayer.SuggestionAccess.Update(suggestion);
}
public static void Update(Suggestion updatedSuggestion)
{
try
{
using (var db = new MyDbContext())
{
var suggestion = db.Suggestion.Single((i => i.Id == updatedSuggestion.Id));
updatedSuggestion.CreatorId = suggestion.CreatorId;
db.Entry(suggestion).CurrentValues.SetValues(updatedSuggestion);
db.SaveChanges();
}
}
catch (Exception e)
{
throw new DomainException("Could not update suggestion", e);
}
}
private Suggestion GetDomainFromViewModel(CreateSuggestionViewModel model)
{
// Get or create sport
var suggestionSport = BusinessLayer.SportBusiness.Get(model.Sport);
Suggestion suggestion = new Suggestion
{
Title = model.Title,
StartDate = model.StartDate,
EndDate = model.EndDate,
Description = model.Description,
MinimumUsers = model.MinPeople,
MaximumUsers = model.MaxPeople,
SportId = suggestionSport.Name,
JoinedUsers = new List<JoinedUser>()
{
}
};
return suggestion;
}
