public static void ChangeUsername(User oldU, string newU, string currentU)
{
using (var db = new PostingContext())
{
if (oldU.Username == currentU)
{
Console.WriteLine("Current User cannot delete himself");
}
else
{
User oldUser = new User();
oldUser = oldUser.PullUser(oldU.Username);
User newUser = new User()
{
Username = newU, Password = oldUser.Password, Role = oldUser.Role
};
db.Users.Remove(oldUser);
db.Users.Add(newUser);
db.SaveChanges();
}
}
}
public static Post PullPost(int id)
{
using (var db = new PostingContext())
{
var result = db.Posts.Where(p => p.Id == id).FirstOrDefault();
return(result);
}
}
public static void DeletePost(int id)
{
using (var db = new PostingContext()){
var post = db.Posts.FirstOrDefault(p => p.Id == id);
db.Posts.Remove(post);
db.SaveChanges();
}
}
public static User PullUser(string name)
{
using (var db = new PostingContext())
{
var result = db.Users.Where(u => u.Username == name).FirstOrDefault();
return(result);
}
}
//Insert new Super Admin
public static void InsertSuperAdmin(SuperAdmin user)
{
using (var db = new PostingContext())
{
db.Users.Add(user);
db.SaveChanges();
}
}
//---------------------- Insert new Users about demo objects ------------------------------------------
public static void InsertSimpleUser(SimpleUser user)
{
using (var db = new PostingContext())
{
db.Users.Add(user);
db.SaveChanges();
}
}
//-------------------------------- POSTS ------------------------------------------------------
//Insert new Post
public static void NewPost(Post post)
{
using (var db = new PostingContext())
{
db.Posts.Add(post);
db.SaveChanges();
}
}
//-------------------------- Users' Roles -----------------------------------------------
public static void ChangeRoles(string username, string Role)
{
using (var db = new PostingContext())
{
var user = db.Users.FirstOrDefault(u => u.Username == username);
user.Role = Role;
db.SaveChanges();
}
}
//-------------------- All Methods -------------------------------------------------------------------
//Returns Role
public string FindRole()
{
using (var db = new PostingContext())
{
var result = db.Users.Where(u => u.Username == this.Username).FirstOrDefault();
return(result.Role);
}
}
//-------------------- Insert new Users for App.cs ---------------------------------------------
public static void InsertNewSimpleUser(string username, string password)
{
var user = new SimpleUser {
Username = username, Password = password, Role = "SimpleUser"
};
using (var db = new PostingContext())
{
db.Users.Add(user);
db.SaveChanges();
}
}
public void InsertNewAdmin(string username, string password)
{
var user = new SuperAdmin {
Username = username, Password = password
};
using (var db = new PostingContext())
{
db.Users.Add(user);
db.SaveChanges();
}
}
public static bool FindPost(int id)
{
using (var db = new PostingContext())
{
var result = db.Posts.Where(p => p.Id == id).FirstOrDefault();
if (result != null)
{
return(true);
}
else
{
return(false);
}
}
}
public static void PullUsersRoles()
{
var listUsers = new List <User>();
using (var db = new PostingContext())
{
listUsers = db.Users.ToList();
}
Console.WriteLine("All users:");
foreach (var u in listUsers)
{
Console.WriteLine("{0}\t {1}", u.Username, u.Role);
}
}
//FindUser
public static bool FindUser(string user)
{
using (var db = new PostingContext())
{
var result = db.Users.Where(u => u.Username == user).FirstOrDefault();
if (result != null)
{
return(true);
}
else
{
return(false);
}
}
}
//----------------------- Users ---------------------------------------------------------
//LoginUser
public static bool LoginUser(User user)
{
using (var db = new PostingContext())
{
var result = db.Users.Where(u => u.Username == user.Username && u.Password == user.Password).FirstOrDefault();
if (result != null)
{
Console.WriteLine("Welcome {0}", result.Username);
return(true);
}
else
{
Console.WriteLine("Please, try again! ");
return(false);
}
}
}
public static void ChangePassword(string name, string pass)
{
using (var db = new PostingContext())
{
if (DBCommands.FindUser(name))
{
var user = db.Users.Where(u => u.Username == name).FirstOrDefault();
//DBCommands.
user.Password = pass;
db.SaveChanges();
}
else
{
Console.WriteLine("Changing password was cancelled.Please try again and use a unique username.");
}
}
}
public static bool EditPost(int id, string message)
{
bool result = false;
result = FindPost(id);
if (result)
{
using (var db = new PostingContext())
{
var post = db.Posts.Where(p => p.Id == id).FirstOrDefault();
post.Message = message;
post.ConditionEdited = true;
db.SaveChanges();
}
return(true);
}
return(false);
}
public static void PullPosts()
{
var listPosts = new List <Post>();
using (var db = new PostingContext())
{
listPosts = db.Posts.ToList();
}
Console.Write("\n");
foreach (var p in listPosts)
{
Console.Write($"Id: {p.Id} On {p.Date},{p.SenderUsername} send a Post with message {p.Message} to {p.ReceiverUsername}. This post was ");
if (!p.ConditionEdited)
{
Console.Write("not ");
}
Console.Write("edited. \n");
}
}
public static void DeleteUser(string deleteUser, string user)
{
using (var db = new PostingContext())
{
if (DBCommands.FindUser(deleteUser))
{
if (deleteUser == user)
{
Console.WriteLine("The current user cannot be deleted!!");
}
else
{
var duser = db.Users.FirstOrDefault(u => u.Username == deleteUser);
db.Users.Remove(duser);
db.SaveChanges();
}
}
else
{
Console.WriteLine("Changing username was cancelled.Please try again and use a unique username.");
}
}
}
