/// <summary>
/// Get the list of Elligible sellers to display in Market.
/// </summary>
/// <param name="db"></param>
/// <returns></returns>
public static List <User> GetElligiblesSellers(SmartTreeEntities db)
{
return(db.Users
.Where(u => u.MultiCoins > 0 && u.Childs.Count < Constants.MAX_CHILDS && u.FatherId != null)
.OrderBy(u => u.Rank)
.ToList());
}
public MarketViewModel()
{
using (SmartTreeEntities db = new SmartTreeEntities())
{
List<User> sellers = User.GetElligiblesSellers(db);
Sellers = sellers;
}
}
//
// GET: /Profile/
public ActionResult Index(int userId = -1)
{
using (SmartTreeEntities db = new SmartTreeEntities())
{
var user = User.GetUserFromDb(db);
userId = userId == -1 ? user.UserId : userId;
ProfileViewModel model = new ProfileViewModel(userId);
return View(model);
}
}
public ActionResult Deposit()
{
using (SmartTreeEntities db = new SmartTreeEntities())
{
var user = User.GetUserFromDb(db);
user.Balance += Constants.MULTI_COIN_PRICE;
try { db.SaveChanges(); }
catch (DbUpdateConcurrencyException e){ Deposit(); }
}
return RedirectToAction("Index", "Profile");
}
/// <summary>
/// finds db user from controller user
/// </summary>
/// <param name="user"></param>
/// <param name="db"></param>
/// <returns></returns>
public static User GetUserFromDb(this System.Security.Principal.IPrincipal user, SmartTreeEntities db)
{
try
{
return user == null || String.IsNullOrEmpty(user.Identity.Name) ?
null
: db.Users.SingleOrDefault(u => u.Email == user.Identity.Name);
}
catch
{
return null;
}
}
public ActionResult Call()
{
using (SmartTreeEntities db = new SmartTreeEntities())
{
var user = User.GetUserFromDb(db);
if (user.FatherId != null)
{
if (!call(user))
{
//TODO
}
}
}
return RedirectToAction("Index", "Profile");
}
public ProfileViewModel(int userId)
{
using (SmartTreeEntities db = new SmartTreeEntities())
{
var user = db.Users.Find(userId);
Email = user.Email;
Id = user.UserId;
Balance = user.Balance;
ReservedPart = user.ReservedPartOfBalance;
MultiCoins = user.MultiCoins;
Seller = user.Father;
Buyers = user.Childs;
EmitedCalls = user.EmitedCalls;
ReceivedCalls = user.ReceivedCalls;
}
}
public ActionResult Buy(int userId)
{
using (SmartTreeEntities db = new SmartTreeEntities())
{
var seller = db.Users.Find(userId);
var user = User.GetUserFromDb(db);
if ((seller != null && user.Father == null)
|| (user.FatherId == seller.UserId))
{
if (!buy(user, seller))
{
return RedirectToAction("Index", "Market");
}
}
}
return RedirectToAction("Index","Profile");
}
public bool AddMultiCoins(int number)
{
using (SmartTreeEntities db = new SmartTreeEntities())
{
var user = User.GetUserFromDb(db);
user.MultiCoins += number;
try
{
db.SaveChanges();
}
catch (DbUpdateConcurrencyException e)
{
return AddMultiCoins(number);
}
MarketController.re_sell(user);
}
return true;
}
public SimpleMembershipInitializer()
{
Database.SetInitializer<SmartTreeEntities>(null);
try
{
using (var context = new SmartTreeEntities())
{
if (!context.Database.Exists())
{
// Create the SimpleMembership database without Entity Framework migration schema
((IObjectContextAdapter)context).ObjectContext.CreateDatabase();
}
}
WebSecurity.InitializeDatabaseConnection("SmartTreeEntities", "Users", "UserId", "Email", autoCreateTables: true);
}
catch (Exception ex)
{
throw new InvalidOperationException("The ASP.NET Simple Membership database could not be initialized. For more information, please see http://go.microsoft.com/fwlink/?LinkId=256588", ex);
}
}
/// <summary>
/// Automaticly re-sell to the maximum number of Multicoins
/// to childs who made reservations.
/// </summary>
public static void re_sell(User _me)
{
if (_me.ReceivedCalls > 0)
{
using (SmartTreeEntities db = new SmartTreeEntities())
{
_me = db.Users.Find(_me.UserId);
while (_me.MultiCoins != 0 && _me.ReceivedCalls != 0)
{
foreach (User child in _me.Childs.Where(u => u.EmitedCalls > 0).ToList())
{
var amounth = Math.Min(child.EmitedCalls, _me.MultiCoins);
if (!buy(child, child.Father, amounth))
break;
_me.MultiCoins -= amounth;
}
_me = db.Users.Find(_me.UserId);
}
}
}
}
/// <summary>
/// Get the list of Elligible sellers to display in Market.
/// </summary>
/// <param name="db"></param>
/// <returns></returns>
public static List<User> GetElligiblesSellers(SmartTreeEntities db)
{
return db.Users
.Where(u => u.MultiCoins > 0 && u.Childs.Count < Constants.MAX_CHILDS && u.FatherId != null)
.OrderBy(u => u.Rank)
.ToList();
}
//
// GET: /Market/
public ActionResult Index()
{
using (SmartTreeEntities db = new SmartTreeEntities())
{
var user = User.GetUserFromDb(db);
if (user == null || user.Father != null)
return RedirectToAction("Index", "Profile");
}
MarketViewModel model = new MarketViewModel();
return View(model);
}
/// <summary>
/// Call the father
/// </summary>
/// <param name="amounth"></param>
/// <returns></returns>
private static Boolean call(User _me, int amounth = 1)
{
//Check if the user has enough money to call
if (_me.Balance - _me.ReservedPartOfBalance >= Constants.MULTI_COIN_PRICE * amounth)
{
// if the amounth is 0 or less, do nothing and return true
if (amounth > 0)
{
//check if the father has some Multicoins to sell before calling him
if (_me.Father.MultiCoins != 0)
{
// buy the available multicoins.
var amounthBuy = Math.Min(_me.Father.MultiCoins, amounth);
if (buy(_me, _me.Father, amounthBuy))
{
// Call for the difference
return call(_me, amounth - amounthBuy);
}
// If buy failed recall call function
return call(_me, amounth);
}
// If there is no available multicoins, proceed call
using (SmartTreeEntities db = new SmartTreeEntities())
{
var user = db.Users.Find(_me.UserId);
var father = db.Users.Find(_me.FatherId);
user.EmitedCalls += amounth;
user.ReservedPartOfBalance += Constants.MULTI_COIN_PRICE * amounth;
father.ReceivedCalls += amounth;
try{ db.SaveChanges(); }
catch (DbUpdateConcurrencyException e) { return call(_me, amounth); }
}
}
return true;
}
return false;
}
/// <summary>
/// Buy to an other user
/// </summary>
/// <param name="_other"> The other User we want to buy to</param>
/// <param name="amounth"> The amounth of multicoins we want to buy</param>
/// <returns></returns>
private static Boolean buy(User _me, User _other, int amounth = 1)
{
// First check if _other is the father of the user or
// if user has no father, an elligible seller
if (_me.Balance >= Constants.MULTI_COIN_PRICE * amounth
&& _other.MultiCoins >= amounth
&& (_me.Father == _other
|| (_me.Father == null && _other.isElligibleSeller())))
{
// Proceed the sell
using (SmartTreeEntities db = new SmartTreeEntities())
{
var other = db.Users.Find(_other.UserId);
var me = db.Users.Find(_me.UserId);
//Update seller infos
other.MultiCoins -= amounth;
sell(other, amounth);
//Update user infos
me.Balance -= Constants.MULTI_COIN_PRICE * amounth;
me.MultiCoins += amounth * 5;
me.untaxed += amounth;
// update infos about calls
var nbCallToCancel = Math.Min(_me.EmitedCalls, amounth);
me.EmitedCalls -= nbCallToCancel;
me.ReservedPartOfBalance -= Constants.MULTI_COIN_PRICE * nbCallToCancel;
other.ReceivedCalls -= nbCallToCancel;
// bind seller & buyer if it is not the case yet
if (me.Father == null)
{
me.Father = other;
other.Childs.Add(me);
me.Rank = other.Rank + 1;
}
try { db.SaveChanges(); }
catch (DbUpdateConcurrencyException e) { return buy(_me, _other, amounth); }
}
re_sell(_me);
return true;
}
return false;
}
public ActionResult ExternalLoginConfirmation(RegisterExternalLoginModel model, string returnUrl)
{
string provider = null;
string providerUserId = null;
if (User.Identity.IsAuthenticated || !OAuthWebSecurity.TryDeserializeProviderUserId(model.ExternalLoginData, out provider, out providerUserId))
{
return RedirectToAction("Manage");
}
if (ModelState.IsValid)
{
// Insert a new user into the database
using (SmartTreeEntities db = new SmartTreeEntities())
{
User user = db.Users.FirstOrDefault(u => u.Email.ToLower() == model.Email.ToLower());
// Check if user already exists
if (user == null)
{
// Insert name into the profile table
db.Users.Add(new User { Email = model.Email });
db.SaveChanges();
OAuthWebSecurity.CreateOrUpdateAccount(provider, providerUserId, model.Email);
OAuthWebSecurity.Login(provider, providerUserId, createPersistentCookie: false);
return RedirectToLocal(returnUrl);
}
else
{
ModelState.AddModelError("UserName", "User name already exists. Please enter a different user name.");
}
}
}
ViewBag.ProviderDisplayName = OAuthWebSecurity.GetOAuthClientData(provider).DisplayName;
ViewBag.ReturnUrl = returnUrl;
return View(model);
}
