public void UpdateUser(int id, AccessId accessid)
{
FileAccess access = new FileAccess(adminFile);
using (var db = new App_Context())
{
var result = db.Users.Find(id);
bool isTheAdmin = IsAdmin(id);
if (result != null && !isTheAdmin)
{
result.AccessId = accessid;
access.WriteLogFile(id);
db.SaveChanges();
Console.ForegroundColor = ConsoleColor.DarkGreen;
Console.WriteLine("Update succesfully!");
Console.ResetColor();
}
else if (result != null && isTheAdmin)
{
Console.ForegroundColor = ConsoleColor.DarkRed;
Console.WriteLine("Invalid Action.You try to change the Admin privilages.");
Console.ResetColor();
}
else
{
Console.ForegroundColor = ConsoleColor.DarkRed;
Console.WriteLine("The Id doesn't match.Update failed.");
Console.ResetColor();
}
}
}
public AccessId Login(string username, string password)
{
FileAccess access = new FileAccess(adminFile);
using (var db = new App_Context())
{
var salt = db.Users.Where(i => i.Username == username).Select(p => p.Salt).SingleOrDefault();
byte[] hash;
if (salt != null)
{
hash = Password.Hash(password, Convert.FromBase64String(salt));
var dbpass = Convert.ToBase64String(hash);
var result = db.Users.Where(u => u.Username == username && u.Password == dbpass).ToList();
if (result.Count != 0)
{
foreach (User item in result)
{
access.WriteLogFile(username, password);
return(item.AccessId);
}
}
}
}
access.WriteLogFile(username, password);
return(0);
}
public bool Register(string username, string password, string email)
{
FileAccess access = new FileAccess(adminFile);
using (var db = new App_Context())
{
var isNull = ExistUser(username);
if (isNull)
{
var salt = Password.GetSalt();
var hash = Password.Hash(password, salt);
User user = new User {
Username = username,
Password = Convert.ToBase64String(hash),
Salt = Convert.ToBase64String(salt),
Email = email,
AccessId = AccessId.Simple
};
db.Users.Add(user);
db.SaveChanges();
access.WriteLogFile(username, password, email);
return(true);
}
}
return(false);
}
public void UpdateEmail(int id, string email)
{
FileAccess access = new FileAccess(adminFile);
using (var db = new App_Context())
{
var result = db.Users.Find(id);
if (result != null)
{
result.Email = email;
access.WriteLogFile(id);
db.SaveChanges();
Console.ForegroundColor = ConsoleColor.DarkGreen;
Console.WriteLine("Update succesfully!");
Console.ResetColor();
}
else
{
Console.ForegroundColor = ConsoleColor.DarkRed;
Console.WriteLine("The Id doesn't match.Update failed.");
Console.ResetColor();
}
}
}
public void ViewUser()
{
using (var db = new App_Context())
{
var result = db.Users.ToList();
foreach (var item in result)
{
Console.WriteLine($"User Id: {item.Id}" + $"\nUsername:{item.Username}" + $"\nAccess level:{item.AccessId}" + $"\nEmail:{item.Email}\n");
}
}
}
public bool ExistUser(string username)
{
using (var db = new App_Context())
{
var result = db.Users.Where(i => i.Username == username).SingleOrDefault();
if (result == null)
{
return(true);
}
}
return(false);
}
//Update user log
public void WriteLogFile(int id)
{
using (var db = new App_Context())
{
var user = db.Users.Where(p => p.Id == id).ToList();
foreach (var item in user)
{
string[] file = new string[] { $"==== User Updated ====\r\nAt:{DateTime.Now} with Username:{item.Username}" };
File.AppendAllLines(_path, file);
}
}
}
public void ViewData()
{
using (var db = new App_Context())
{
var allMessages = db.Messages.ToList();
foreach (var item in allMessages)
{
Console.WriteLine($"Message id:{item.Id}" + $"\nMessage:{item.Message}" + $"\nSender:{item.SenderName}" + $"\nReceiver:{item.ReceiverName}" + $"\nShipping date:{item.DateTime}\n");
}
}
}
public int NumberOfMess(string username)
{
using (var db = new App_Context())
{
var mess = db.Messages.Where(m => m.ReceiverName == username).ToList();
if (mess.Count > 0)
{
int number = mess.Count;
return(number);
}
}
return(0);
}
static bool ReceiverExist(string receiver)
{
using (App_Context db = new App_Context())
{
var exist = db.Users.Where(i => i.Username == receiver).FirstOrDefault();
if (exist != null)
{
return(true);
}
}
return(false);
}
static bool IsAdmin(int id)
{
using (var db = new App_Context())
{
var result = db.Users.Where(i => i.Id == id).Select(p => p.Username);
foreach (var item in result)
{
if (item.Equals("admin"))
{
return(true);
}
}
}
return(false);
}
public void DeleteUser(User user)
{
using (var db = new App_Context())
{
var result = db.Users.Find(user.Id);
IList <MessageDTO> messageDTOs = db.Messages.Where(m => m.ReceiverName == result.Username || m.SenderName == result.Username).ToList();
string[] file;
if (messageDTOs.Count > 0)
{
db.Messages.RemoveRange(messageDTOs);
db.SaveChanges();
}
bool isTheAdmin = IsAdmin(user.Id);
if (result != null && !isTheAdmin)
{
Console.ForegroundColor = ConsoleColor.DarkRed;
Console.WriteLine("The User will delete permanently.Do you want to continue? Y/N");
Console.ResetColor();
string x = Console.ReadLine();
if (x == "Y" || x == "y")
{
file = new string[] { $"==== User Deleted ====\r\nAt:{DateTime.Now} with Username:{result.Username}" };
File.AppendAllLines(adminFile, file);
db.Users.Remove(result);
db.SaveChanges();
Console.ForegroundColor = ConsoleColor.DarkGreen;
Console.WriteLine("The user deleted succesfully.");
Console.ResetColor();
}
else
{
Console.ForegroundColor = ConsoleColor.DarkGray;
Console.WriteLine("Deletion of the user has been canceled");
Console.ResetColor();
}
}
else if (result != null && isTheAdmin)
{
Console.ForegroundColor = ConsoleColor.DarkRed;
Console.WriteLine("Invalid Action.You try to delete the Administrator.");
Console.ResetColor();
}
}
}
public void CreateMessage(string message, string sender, string receiver)
{
FileAccess fileAccess = new FileAccess(path);
fileAccess.WriteMessage(sender, receiver, message);
using (var db = new App_Context())
{
IList <User> sendDetails = db.Users.Where(i => i.Username == sender).ToList();
IList <User> recevDetails = db.Users.Where(r => r.Username == receiver).ToList();
if (recevDetails.Count == 0)
{
Console.ForegroundColor = ConsoleColor.DarkYellow;
Console.WriteLine("The recipient you choose does not exist.");
Console.ResetColor();
}
else
{
foreach (User item in sendDetails)
{
foreach (User item_2 in recevDetails)
{
MessageDTO messageDTO = new MessageDTO
{
Message = message,
SenderName = sender,
ReceiverName = receiver,
DateTime = DateTime.Now,
Sender = item,
Receiver = item_2
};
db.Messages.Add(messageDTO);
Console.ForegroundColor = ConsoleColor.DarkGreen;
Console.WriteLine("The message was send it successfully.");
Console.ResetColor();
db.SaveChanges();
}
}
}
}
}
public void ViewMyMessage(string username)
{
using (var db = new App_Context())
{
var myMessage = db.Messages.Where(i => i.ReceiverName == username).Select(m => new { m.Message, m.SenderName }).ToList();
if (myMessage.Count > 0)
{
Console.WriteLine(String.Format("{0," + Console.WindowWidth / 2 + "}", "You have the following messages"));
foreach (var item in myMessage)
{
Console.WriteLine($"{item.SenderName} - {item.Message}");
}
}
else
{
Console.WriteLine("You have not any massage in your mail box.");
}
}
}
public void EditMessage(int messId, string message)
{
using (var db = new App_Context())
{
var _messId = db.Messages.Find(messId);
if (_messId != null)
{
_messId.Message = message;
_messId.DateTime = DateTime.Now;
db.SaveChanges();
Console.ForegroundColor = ConsoleColor.DarkGreen;
Console.WriteLine("Update succesfully!");
Console.ResetColor();
}
else
{
Console.ForegroundColor = ConsoleColor.DarkRed;
Console.WriteLine("Update Failed.");
Console.ResetColor();
}
}
}
public void DeleteMessage(int messageId)
{
bool value = false;
using (var db = new App_Context())
{
var message = db.Messages.Find(messageId);
if (message != null)
{
value = true;
}
if (value)
{
Console.ForegroundColor = ConsoleColor.DarkRed;
Console.WriteLine("The message will delete permanently.Do you want to continue? Y/N");
Console.ResetColor();
string x = Console.ReadLine();
if (x == "Y" || x == "y")
{
db.Messages.Remove(message);
db.SaveChanges();
Console.ForegroundColor = ConsoleColor.DarkGreen;
Console.WriteLine("The message delete it.");
Console.ResetColor();
}
else
{
Console.ForegroundColor = ConsoleColor.DarkGray;
Console.WriteLine("Deleting aborted.");
Console.ResetColor();
}
}
}
}
public void UpdateUser(int id, string pass)
{
FileAccess access = new FileAccess(adminFile);
using (var db = new App_Context())
{
var result = db.Users.Find(id);
bool isTheAdmin = IsAdmin(id);
if (result != null && !isTheAdmin)
{
var salt = Password.GetSalt();
var hash = Password.Hash(pass, salt);
result.Password = Convert.ToBase64String(hash);
result.Salt = Convert.ToBase64String(salt);
access.WriteLogFile(id);
db.SaveChanges();
Console.ForegroundColor = ConsoleColor.DarkGreen;
Console.WriteLine("Update succesfully!");
Console.ResetColor();
}
else if (result != null && isTheAdmin)
{
Console.ForegroundColor = ConsoleColor.DarkRed;
Console.WriteLine("Invalid Action.You try to change the Admin privilages.");
Console.ResetColor();
}
else
{
Console.ForegroundColor = ConsoleColor.DarkRed;
Console.WriteLine("The Id doesn't match.Update failed.");
Console.ResetColor();
}
}
}
