public static Tuple <CommandModel, Guid> GetUserInfo(JObject param)
{
var token = param["Token"].ToString();
string authData = Encoding.UTF8.GetString(Convert.FromBase64String(token));
string[] tokenParts = authData.Split(':');
var email = tokenParts[0];
var password = tokenParts[1];
using (var dbContext = new MessangerModel())
{
var user = dbContext.Users.FirstOrDefault(u => u.Email == email && u.Password == password);
if (user == null)
{
return(Tuple.Create(CommandHelper.GetCommandResultData(CommandTypes.UserInfo, StatusCodes.BadRequest, new JObject {
{ "Message", "There is user does not exist!" }
}), Guid.Empty));
}
return(Tuple.Create(CommandHelper.GetCommandResultData(CommandTypes.UserInfo, StatusCodes.OK, new JObject {
{ "UserId", user.Id },
{ "UserName", user.Name },
{ "UserEmail", user.Email }
}), user.Id));
}
}
public static CommandModel GetContacts(JObject param)
{
var token = param["Token"].ToString();
var userId = Guid.Parse(param["UserId"].ToString());
string authData = Encoding.UTF8.GetString(Convert.FromBase64String(token));
string[] tokenParts = authData.Split(':');
var email = tokenParts[0];
var password = tokenParts[1];
using (var dbContext = new MessangerModel())
{
var user = dbContext.Users.FirstOrDefault(u => u.Email == email && u.Password == password);
if (user == null)
{
return(CommandHelper.GetCommandResultData(CommandTypes.GetContacts, StatusCodes.BadRequest, new JObject {
{ "Message", "There is user does not exist!" }
}));
}
var userContacts = dbContext.Contacts.Where(contact => contact.User1 == userId || contact.User2 == userId)
.Take(500)
.ToList();
var contacts = new List <ContactItem>();
contacts.AddRange(userContacts.Select(c => ContactItem.Copy(c, user.Id)));
var result = JArray.Parse(JsonConvert.SerializeObject(contacts));
return(CommandHelper.GetCommandResultData(CommandTypes.GetContacts, StatusCodes.OK, result));
}
}
public static User GetUserFromContact(Contact compared, Guid currentUserId)
{
using (var dbContext = new MessangerModel())
{
var userFromContact = dbContext.Users.FirstOrDefault(user => (user.Id == compared.User1 || user.Id == compared.User2) && user.Id != currentUserId);
return(userFromContact);
}
}
/// <summary>
/// Constructor that creates object of Model, Command, DispatacherTimer, Timespan
/// </summary>
public MessengerViewModel()
{
count = 0; key = ""; space = " ";
msgCommand = new MessengerCommand(this);
objMM = new MessangerModel();
disptimer = new DispatcherTimer();
disptimer.Tick += new EventHandler(disptimer_tick);
disptimer.Interval = new TimeSpan(0, 0, 0, 0, 1500);
}
public ActionResult Index(string id, int?pageIndex, MessangerModel model)
{
if (id == this.User.Identity.GetUserId() || !this.userService.CheckIfFriends(this.User.Identity.GetUserId(), id))
{
return(new HttpStatusCodeResult(HttpStatusCode.BadRequest, "Bad request"));
}
this.messangerService.Create(User.Identity.GetUserId(), id, model.MessageText);
return(RedirectToAction(nameof(Index), new { id, pageIndex }));
}
public IActionResult Index(string id, int?pageIndex, MessangerModel model)
{
if (id == this.User.GetUserId() || !this.userService.CheckIfFriends(this.User.GetUserId(), id))
{
return(BadRequest());
}
this.messangerService.Create(User.GetUserId(), id, model.MessageText);
return(RedirectToAction(nameof(Index), new { id, pageIndex }));
}
public static bool IsUserFriend(User compared, Guid currentUserId)
{
using (var dbContext = new MessangerModel())
{
if (dbContext.Contacts.Any(c => (c.FirstUser.Id == currentUserId && c.SecondUser.Id == compared.Id) ||
(c.FirstUser.Id == compared.Id && c.SecondUser.Id == currentUserId)))
{
return(true);
}
}
return(false);
}
public static bool IsSendedToApprove(User compared, Guid currentUserId)
{
using (var dbContext = new MessangerModel())
{
var contactUser = dbContext.Contacts.FirstOrDefault(cu => cu.User1 == compared.Id && cu.User2 == currentUserId);
if (contactUser != null)
{
return(true);
}
return(false);
}
}
public static bool TryRegisterUser(JObject registerData, out CommandModel result)
{
try
{
string name = registerData["Name"].ToString();
string email = registerData["Email"].ToString();
string password = registerData["Password"].ToString();
if (string.IsNullOrEmpty(name) || string.IsNullOrEmpty(email))
{
result = CommandHelper.GetCommandResultData(CommandTypes.Registration, StatusCodes.BadRequest, new JObject {
{ "Message", "Not all required fields are filled" }
});
return(false);
}
using (var dbContext = new MessangerModel())
{
if (dbContext.Users.FirstOrDefault(u => u.Email == email) != null)
{
result = CommandHelper.GetCommandResultData(CommandTypes.Registration, StatusCodes.BadRequest, new JObject {
{ "Message", "There is user with same email exist!" }
});
return(false);
}
dbContext.Users.Add(new User {
Id = Guid.NewGuid(), Email = email, Name = name, Password = password
});
dbContext.SaveChanges();
}
result = CommandHelper.GetCommandResultData(CommandTypes.Registration, StatusCodes.OK, new JObject {
{ "Message", "OK" }
});
return(true);
}
catch (Exception ex)
{
result = CommandHelper.GetCommandResultData(CommandTypes.Registration, StatusCodes.BadRequest, new JObject {
{ "Message", ex.Message }
});
return(false);
}
}
public static bool TryAuthorizationUser(JObject authData, out CommandModel result)
{
try
{
string email = authData["Email"].ToString();
string password = authData["Password"].ToString();
using (var dbContext = new MessangerModel())
{
if (string.IsNullOrEmpty(email))
{
result = CommandHelper.GetCommandResultData(CommandTypes.Authorization, StatusCodes.BadRequest, new JObject {
{ "Message", "Email could not be empty!" }
});
return(false);
}
var user = dbContext.Users.FirstOrDefault(u => u.Email == email && u.Password == password);
if (user == null)
{
result = CommandHelper.GetCommandResultData(CommandTypes.Authorization, StatusCodes.BadRequest, new JObject {
{ "Message", "There is no user with such email or password" }
});
return(false);
}
// generate and send back user auth token
var plainTextBytes = Encoding.UTF8.GetBytes($"{user.Email}:{user.Password}");
var token = Convert.ToBase64String(plainTextBytes);
result = CommandHelper.GetCommandResultData(CommandTypes.Authorization, StatusCodes.OK, new JObject {
{ "Message", "OK" }, { "Token", token }
});
return(true);
}
}
catch (Exception ex)
{
result = CommandHelper.GetCommandResultData(CommandTypes.Authorization, StatusCodes.BadRequest, new JObject {
{ "Message", ex.Message }
});
return(false);
}
}
public ActionResult Index(string id)
{
if (id == this.User.Identity.GetUserId() || !this.userService.CheckIfFriends(this.User.Identity.GetUserId(), id))
{
return(new HttpStatusCodeResult(HttpStatusCode.BadRequest, "Bad request"));
}
var messangerModel = new MessangerModel();
string compositeChatId = string.Compare(User.Identity.GetUserId(), id) > 0 ? User.Identity.GetUserId() + id : id + User.Identity.GetUserId();
ViewData[GlobalConstants.CompsiteChatId] = compositeChatId;
ViewData[GlobalConstants.CounterPartFullName] = this.userService.GetUserFullName(id);
messangerModel.Messages = this.messangerService.AllByUserIds(User.Identity.GetUserId(), id);
return(View(messangerModel));
}
public IActionResult Index(string id, int?pageIndex)
{
if (id == this.User.GetUserId() || !this.userService.CheckIfFriends(this.User.GetUserId(), id))
{
return(BadRequest());
}
var messangerModel = new MessangerModel();
string compositeChatId = string.Compare(User.GetUserId(), id) > 0 ? User.GetUserId() + id : id + User.GetUserId();
ViewData[GlobalConstants.CompsiteChatId] = compositeChatId;
ViewData[GlobalConstants.CounterPartFullName] = this.userService.GetUserFullName(id);
messangerModel.Messages = this.messangerService.AllByUserIds(User.GetUserId(), id, pageIndex ?? 1, PageSize);
return(this.ViewOrNotFound(messangerModel));
}
public static Tuple <CommandModel, Guid> ApproveContact(JObject param)
{
var token = param["Token"].ToString();
var initiatorId = Guid.Parse(param["InitiatorId"].ToString());
var targetId = Guid.Parse(param["TargetId"].ToString());
string authData = Encoding.UTF8.GetString(Convert.FromBase64String(token));
string[] tokenParts = authData.Split(':');
var email = tokenParts[0];
var password = tokenParts[1];
using (var dbContext = new MessangerModel())
{
var user = dbContext.Users.FirstOrDefault(u => u.Email == email && u.Password == password);
if (user == null)
{
return(Tuple.Create(CommandHelper.GetCommandResultData(CommandTypes.ApproveContact, StatusCodes.BadRequest, new JObject {
{ "Message", "There is user does not exist!" }
}), Guid.Empty));
}
var contact = dbContext.Contacts.FirstOrDefault(c => (c.User1 == initiatorId && c.User2 == targetId) ||
(c.User2 == initiatorId && c.User1 == targetId));
if (contact == null)
{
return(Tuple.Create(CommandHelper.GetCommandResultData(CommandTypes.ApproveContact, StatusCodes.BadRequest, new JObject {
{ "Message", "There is contact does not exist!" }
}), Guid.Empty));
}
contact.IsApproved = true;
dbContext.SaveChanges();
JObject response = new JObject
{
{ "TargetId", targetId }
};
return(Tuple.Create(CommandHelper.GetCommandResultData(CommandTypes.ApproveContact, StatusCodes.OK, response), targetId));
}
}
public static CommandModel GetSearchResults(JObject param)
{
var token = param["Token"].ToString();
var filter = param["Filter"].ToString();
string authData = Encoding.UTF8.GetString(Convert.FromBase64String(token));
string[] tokenParts = authData.Split(':');
var email = tokenParts[0];
var password = tokenParts[1];
using (var dbContext = new MessangerModel())
{
var user = dbContext.Users.FirstOrDefault(u => u.Email == email && u.Password == password);
if (user == null)
{
return(CommandHelper.GetCommandResultData(CommandTypes.Search, StatusCodes.BadRequest, new JObject {
{ "Message", "There is user does not exist!" }
}));
}
var filteredUsers = dbContext.Users.Where(x => x.Id != user.Id &&
(x.Name.Contains(filter) || x.Email.Contains(filter)))
.OrderBy(x => x.Name)
.Take(500)
.ToList();
var searchItems = new List <SearchItem>();
searchItems.AddRange(filteredUsers.Select(u => SearchItem.Copy(u, user.Id)));
var result = JArray.Parse(JsonConvert.SerializeObject(searchItems));
return(CommandHelper.GetCommandResultData(CommandTypes.Search, StatusCodes.OK, result));
}
}
internal GenericRepository(MessangerModel context)
{
this.context = context;
this.dbSet = context.Set <TEntity>();
}
public MessengerViewModel()
{
_model = new MessangerModel();
_model.PropertyChanged += (s, e) => RaisePropertiesChanged(e.PropertyName);
}
