using OFBButte.Application.Database;
using OFBButte.Entities;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace OFBButte.Application.Users
{
    public class LoginUser
    {
        private readonly IOFBContext context;
        private readonly IPasswordHasher hasher;
        public LoginUser(IOFBContext context, IPasswordHasher hasher)
        {
            this.context = context;
            this.hasher = hasher;
        }
        public User Handle(string email, string password)
        {
            var user = context.Users.FirstOrDefault(u => u.Email == email);
            if (user == null)
                throw new Exception("Could not find email: " + email);

            var validPassword = hasher.VerifyPassword(user.Password, password);

            if (validPassword)
            {
                return user;
            } else
            {
                return null;
            }
        }
    }
}