public static async Task <Response> SingleEmail(SingleEmailPost email, string ApiKey)
{
var client = new SendGridClient(ApiKey);
var from = new EmailAddress(email.From_Email, email.From_Name);
var to = new EmailAddress(email.To_Email, email.To_Name);
var msg = MailHelper.CreateSingleEmail(from, to, email.Subject, email.Content_Plain, email.Content_Html);
var response = await client.SendEmailAsync(msg);
return(response);
}
public async Task <LoginResponse> AuthenticateUser(string login, string password)
{
User user = null;
using (var connection = new SqlConnection(_connectionString))
{
connection.Open();
user = connection
.Query <User>(
"EXEC [Support-API].[dbo].[SP_Get_User] @Login = @Login",
new { Login = login }
).FirstOrDefault();
}
LoginResponse response = new LoginResponse
{
Success = false,
Errors = new List <string>(),
JWT = string.Empty,
};
if (user == null)
{
response.Errors.Add("Invalid Username or Password");
}
else
{
Hash currentHash = new Hash(user.Hash);
string hash = Hashing.GenerateHash(password, currentHash.iterations, currentHash.salt);
if (hash == user.Hash)
{
string JwtSecret = _configuration.GetValue <string>("JwtSecret");
var token = JWT.GenerateToken(user.UUID, user.Login, JwtSecret);
int code = Generator.RandomNum(111111, 999999);
string hashedCode = Hashing.GenerateHash(code.ToString());
string emailPlainTemplate = "Hello {0} {1} {2}! Your Verification Code is: {3}";
string emailHtmlTemplate = "<html>" +
"<body>" +
"<div>" +
"<h2>Support App</h3>" +
"<div>Hello {0} {1} {2}!</div>" +
"<div>Your Verification Code is: {3}</div>" +
"</div>" +
"</body>" +
"</html>";
string emailApiKey = _configuration.GetValue <string>("MailApiKey");
SingleEmailPost email = new SingleEmailPost
{
From_Email = "*****@*****.**",
From_Name = "Support App",
To_Email = user.Email,
To_Name = $"{user.First_Name} {user.Middle_Name} {user.Last_Name}",
Subject = "Verification Email",
Content_Html = string.Format(emailHtmlTemplate, user.First_Name, user.Middle_Name, user.Last_Name, code),
Content_Plain = string.Format(emailPlainTemplate, user.First_Name, user.Middle_Name, user.Last_Name, code),
};
await Email.SingleEmail(email, emailApiKey);
Session session = _sessionManager.CreateSession(user, token, hashedCode);
if (token == null || session == null)
{
response.Errors.Add("Authentication Error, please contact Administrator.");
}
else
{
response.Success = true;
response.JWT = token;
}
}
else
{
response.Errors.Add("Invalid Username or Password");
}
}
return(response);
}