public async Task <UserResponseLogin> GenerateJWT(string _email)
{
IdentityUser user = await __userManager.FindByEmailAsync(_email);
IList <Claim> claims = await __userManager.GetClaimsAsync(user);
IList <string> roles = await __userManager.GetRolesAsync(user);
claims.Add(new Claim(JwtRegisteredClaimNames.Sub, user.Id));
claims.Add(new Claim(JwtRegisteredClaimNames.Email, user.Email));
claims.Add(new Claim(JwtRegisteredClaimNames.Jti, Guid.NewGuid().ToString()));
claims.Add(new Claim(JwtRegisteredClaimNames.Nbf, ToUnixEpochDate(DateTime.UtcNow).ToString()));
claims.Add(new Claim(JwtRegisteredClaimNames.Nbf, ToUnixEpochDate(DateTime.UtcNow).ToString(), ClaimValueTypes.Integer64));
foreach (string userRole in roles)
{
claims.Add(new Claim("role", userRole));
}
ClaimsIdentity identityClaims = new ClaimsIdentity();
identityClaims.AddClaims(claims);
JwtSecurityTokenHandler tokenHandler = new JwtSecurityTokenHandler();
byte[] key = Encoding.ASCII.GetBytes(__appSettings.Secret);
SecurityToken token = tokenHandler.CreateToken(new SecurityTokenDescriptor {
Issuer = __appSettings.Emitter,
Audience = __appSettings.ValidAt,
Subject = identityClaims,
Expires = DateTime.UtcNow.AddHours(__appSettings.ExpirationHours),
SigningCredentials = new SigningCredentials(new SymmetricSecurityKey(key), SecurityAlgorithms.HmacSha256Signature)
});
string encodedToken = tokenHandler.WriteToken(token);
UserResponseLogin response = new UserResponseLogin()
{
AccessToken = encodedToken,
ExpiresIn = TimeSpan.FromHours(__appSettings.ExpirationHours).TotalSeconds,
UserToken = new UserToken()
{
Id = user.Id,
Email = user.Email,
Claims = claims.Select(w => new UserClaim {
Type = w.Type,
Value = w.Value
})
}
};
return(response);
}
private async Task RealizaLogin(UserResponseLogin user)
{
var token = GetTokenFormated(user.AccessToken);
var claims = new List <Claim>();
claims.Add(new Claim("JWT", user.AccessToken));
claims.AddRange(token.Claims);
var claimsIdentity = new ClaimsIdentity(claims, CookieAuthenticationDefaults.AuthenticationScheme);
var authProperties = new AuthenticationProperties
{
ExpiresUtc = DateTimeOffset.UtcNow.AddMinutes(60),
IsPersistent = true
};
await HttpContext.SignInAsync(CookieAuthenticationDefaults.AuthenticationScheme,
new ClaimsPrincipal(claimsIdentity), authProperties);
}