/// <summary>
/// Check if exist user with this login
/// </summary>
/// <param name="email">user's login</param>
/// <returns>is exist</returns>
public async Task <bool> IsUserExist(string email)
{
Logins existed = await Logins.FirstOrDefaultAsync(e => e.Login == email);
if (existed == null)
{
return(false);
}
return(true);
}
/// <summary>
/// Get register key
/// </summary>
/// <param name="email">users email</param>
/// <returns>key</returns>
public async Task <string> GetRegisterKey(string email)
{
Logins user = await Logins.FirstOrDefaultAsync(l => l.Login == email);
if (user != null)
{
return(user.RegisterKey);
}
return(null);
}
/// <summary>
/// Get email by user role
/// </summary>
/// <param name="role">role</param>
/// <returns>email</returns>
public async Task <string> GetEmail(Roles role)
{
Logins user = await Logins.FirstOrDefaultAsync(l => l.RoleId == role.Id);
if (user != null)
{
return(user.Login);
}
return(null);
}
/// <summary>
/// Find user by login
/// </summary>
/// <param name="login">credential's login</param>
/// <returns>user's id</returns>
public async Task <int> FindByLogin(string login)
{
Logins existed = await Logins.FirstOrDefaultAsync(x => x.Login == login);
if (existed == null)
{
return(0);
}
return(existed.Id);
}
/// <summary>
/// Confirm email if link was clicked
/// </summary>
/// <param name="userId"> user id</param>
/// <param name="token">register key</param>
/// <returns>true/false</returns>
public async Task <bool> Confirm(int userId, string token)
{
Logins user = await Logins.FirstOrDefaultAsync(l => l.Id == userId);
if (user != null && user.RegisterKey == token)
{
user.Status = "Confirmed";
await SaveChangesAsync();
return(true);
}
return(false);
}
/// <summary>
/// Check is email confirmed
/// </summary>
/// <param name="email">users email</param>
/// <returns>true/false</returns>
public async Task <bool> IsConfirmed(string email)
{
Logins user = await Logins.FirstOrDefaultAsync(l => l.Login == email);
if (user != null)
{
if (user.Status.ToLower() == "confirmed")
{
return(true);
}
else
{
return(false);
}
}
return(false);
}
/// <summary>
/// Check is usuer already in system
/// </summary>
/// <param name="email">users email</param>
/// <returns>token if authorized</returns>
public async Task <string> IsAuthorized(string email)
{
Logins user = await Logins.FirstOrDefaultAsync(l => l.Login == email);
if (user != null)
{
Sessions current = await Sessions.LastOrDefaultAsync(s => s.UserId == user.Id);
if (current != null && current.ExpiredDate > DateTime.Now)
{
return(current.Token);
}
return(null);
}
else
{
return(null);
}
}
