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UserRepository.cs
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UserRepository.cs
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using Amazon;
using Amazon.CognitoIdentityProvider;
using Amazon.CognitoIdentityProvider.Model;
using Amazon.Extensions.CognitoAuthentication;
using CognitoUserManager.Contracts;
using CognitoUserManager.Contracts.DTO;
using CognitoUserManager.Contracts.Repositories;
using Microsoft.AspNetCore.Http;
using Microsoft.Extensions.Options;
using Newtonsoft.Json;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Security.Claims;
using System.Threading.Tasks;
namespace CognitoUserManager.Core.Repositories
{
public class UserRepository : IUserRepository
{
private readonly AppConfig _cloudConfig;
private readonly AmazonCognitoIdentityProviderClient _provider;
private readonly CognitoUserPool _userPool;
private readonly UserContextManager _userManager;
private readonly HttpContext _httpContext;
public UserRepository(IOptions<AppConfig> appConfig, UserContextManager userManager, IHttpContextAccessor httpContextAccessor)
{
_cloudConfig = appConfig.Value;
_provider = new AmazonCognitoIdentityProviderClient(
_cloudConfig.AccessKeyId, _cloudConfig.AccessSecretKey, RegionEndpoint.GetBySystemName(_cloudConfig.Region));
_userPool = new CognitoUserPool(_cloudConfig.UserPoolId, _cloudConfig.AppClientId, _provider);
_userManager = userManager;
_httpContext = httpContextAccessor.HttpContext;
}
public async Task<UserSignUpResponse> CreateUserAsync(UserSignUpModel model)
{
//// Register the user using Cognito
var signUpRequest = new SignUpRequest
{
ClientId = _cloudConfig.AppClientId,
Password = model.Password,
Username = model.EmailAddress
};
signUpRequest.UserAttributes.Add(new AttributeType
{
Name = "email",
Value = model.EmailAddress
});
signUpRequest.UserAttributes.Add(new AttributeType
{
Value = model.GivenName,
Name = "given_name"
});
signUpRequest.UserAttributes.Add(new AttributeType
{
Value = model.PhoneNumber,
Name = "phone_number"
});
//if (model.ProfilePhoto != null)
//{
// // upload the incoming profile photo to user's S3 folder
// // and get the s3 url
// // add the s3 url to the profile_photo attribute of the userCognito
// var picUrl = await _storage.AddItem(model.ProfilePhoto, "profile");
// signUpRequest.UserAttributes.Add(new AttributeType
// {
// Value = picUrl,
// Name = "picture"
// });
//}
SignUpResponse response = await _provider.SignUpAsync(signUpRequest);
var signUpResponse = new UserSignUpResponse
{
UserId = response.UserSub,
EmailAddress = model.EmailAddress,
Message = $"Confirmation Code sent to {response.CodeDeliveryDetails.Destination} via {response.CodeDeliveryDetails.DeliveryMedium.Value}",
Status = CognitoStatusCodes.USER_UNCONFIRMED,
IsSuccess = true
};
return signUpResponse;
}
public async Task<UserSignUpResponse> ConfirmUserSignUpAsync(UserConfirmSignUpModel model)
{
ConfirmSignUpRequest request = new ConfirmSignUpRequest
{
ClientId = _cloudConfig.AppClientId,
ConfirmationCode = model.ConfirmationCode,
Username = model.EmailAddress
};
var response = await _provider.ConfirmSignUpAsync(request);
// add to default users group
//var addUserToGroupRequest = new AdminAddUserToGroupRequest
//{
// UserPoolId = _cloudConfig.UserPoolId,
// Username = model.UserId,
// GroupName = "-users-group"
//};
//var addUserToGroupResponse = await _provider.AdminAddUserToGroupAsync(addUserToGroupRequest);
return new UserSignUpResponse
{
EmailAddress = model.EmailAddress,
UserId = model.UserId,
Message = "User Confirmed",
IsSuccess = true
};
}
public async Task<BaseResponseModel> TryChangePasswordAsync(ChangePwdModel model)
{
// FetchTokens for User
var tokenResponse = await AuthenticateUserAsync(model.EmailAddress, model.CurrentPassword);
ChangePasswordRequest request = new ChangePasswordRequest
{
AccessToken = tokenResponse.Item2.AccessToken,
PreviousPassword = model.CurrentPassword,
ProposedPassword = model.NewPassword
};
ChangePasswordResponse response = await _provider.ChangePasswordAsync(request);
return new ChangePwdResponse { UserId = tokenResponse.Item1.Username, Message = "Password Changed", IsSuccess = true };
}
public async Task<AuthResponseModel> TryLoginAsync(UserLoginModel model)
{
try
{
var result = await AuthenticateUserAsync(model.EmailAddress, model.Password);
if (result.Item1.Username != null)
{
await _userManager.SignIn(_httpContext, new Dictionary<string, string>() {
{ClaimTypes.Email, result.Item1.UserID},
{ClaimTypes.NameIdentifier, result.Item1.Username}
});
}
var authResponseModel = new AuthResponseModel();
authResponseModel.EmailAddress = result.Item1.UserID;
authResponseModel.UserId = result.Item1.Username;
authResponseModel.Tokens = new TokenModel
{
IdToken = result.Item2.IdToken,
AccessToken = result.Item2.AccessToken,
ExpiresIn = result.Item2.ExpiresIn,
RefreshToken = result.Item2.RefreshToken
};
authResponseModel.IsSuccess = true;
return authResponseModel;
}
catch (UserNotConfirmedException)
{
var listUsersResponse = await FindUsersByEmailAddress(model.EmailAddress);
if (listUsersResponse != null && listUsersResponse.HttpStatusCode == HttpStatusCode.OK)
{
var users = listUsersResponse.Users;
var filtered_user = users.FirstOrDefault(x => x.Attributes.Any(x => x.Name == "email" && x.Value == model.EmailAddress));
var resendCodeResponse = await _provider.ResendConfirmationCodeAsync(new ResendConfirmationCodeRequest
{
ClientId = _cloudConfig.AppClientId,
Username = filtered_user.Username
});
if (resendCodeResponse.HttpStatusCode == HttpStatusCode.OK)
{
return new AuthResponseModel
{
IsSuccess = false,
Message = $"Confirmation Code sent to {resendCodeResponse.CodeDeliveryDetails.Destination} via {resendCodeResponse.CodeDeliveryDetails.DeliveryMedium.Value}",
Status = CognitoStatusCodes.USER_UNCONFIRMED,
UserId = filtered_user.Username
};
}
else
{
return new AuthResponseModel
{
IsSuccess = false,
Message = $"Resend Confirmation Code Response: {resendCodeResponse.HttpStatusCode.ToString()}",
Status = CognitoStatusCodes.API_ERROR,
UserId = filtered_user.Username
};
}
}
else
{
return new AuthResponseModel
{
IsSuccess = false,
Message = "No Users found for the EmailAddress.",
Status = CognitoStatusCodes.USER_NOTFOUND
};
}
}
catch (UserNotFoundException)
{
return new AuthResponseModel
{
IsSuccess = false,
Message = "EmailAddress not found.",
Status = CognitoStatusCodes.USER_NOTFOUND
};
}
catch (NotAuthorizedException)
{
return new AuthResponseModel
{
IsSuccess = false,
Message = "Incorrect username or password",
Status = CognitoStatusCodes.API_ERROR
};
}
}
private async Task<Tuple<CognitoUser, AuthenticationResultType>> AuthenticateUserAsync(string emailAddress, string password)
{
CognitoUser user = new CognitoUser(emailAddress, _cloudConfig.AppClientId, _userPool, _provider);
InitiateSrpAuthRequest authRequest = new InitiateSrpAuthRequest()
{
Password = password
};
AuthFlowResponse authResponse = await user.StartWithSrpAuthAsync(authRequest);
var result = authResponse.AuthenticationResult;
// return new Tuple<string, string, AuthenticationResultType>(user.UserID, user.Username, result);
return new Tuple<CognitoUser, AuthenticationResultType>(user, result);
}
public async Task<UserSignOutResponse> TryLogOutAsync(UserSignOutModel model)
{
var request = new GlobalSignOutRequest { AccessToken = model.AccessToken };
var response = await _provider.GlobalSignOutAsync(request);
await _userManager.SignOut(_httpContext);
return new UserSignOutResponse { UserId = model.UserId, Message = "User Signed Out" };
}
public async Task<UpdateProfileResponse> UpdateUserAttributesAsync(UpdateProfileModel model)
{
UpdateUserAttributesRequest userAttributesRequest = new UpdateUserAttributesRequest
{
AccessToken = model.AccessToken
};
userAttributesRequest.UserAttributes.Add(new AttributeType
{
Value = model.GivenName,
Name = "given_name"
});
userAttributesRequest.UserAttributes.Add(new AttributeType
{
Value = model.PhoneNumber,
Name = "phone_number"
});
// upload the incoming profile photo to user's S3 folder
// and get the s3 url
// add the s3 url to the profile_photo attribute of the userCognito
// if (model.ProfilePhoto != null)
// {
// var picUrl = await _storage.AddItem(model.ProfilePhoto, "profile");
// userAttributesRequest.UserAttributes.Add(new AttributeType
// {
// Value = picUrl,
// Name = "picture"
// });
// }
if (model.Gender != null)
{
userAttributesRequest.UserAttributes.Add(new AttributeType
{
Value = model.Gender,
Name = "gender"
});
}
if (!string.IsNullOrEmpty(model.Address) ||
string.IsNullOrEmpty(model.State) ||
string.IsNullOrEmpty(model.Country) ||
string.IsNullOrEmpty(model.Pincode))
{
var dictionary = new Dictionary<string, string>();
dictionary.Add("street_address", model.Address);
dictionary.Add("region", model.State);
dictionary.Add("country", model.Country);
dictionary.Add("postal_code", model.Pincode);
userAttributesRequest.UserAttributes.Add(new AttributeType
{
Value = JsonConvert.SerializeObject(dictionary),
Name = "address"
});
}
var response = await _provider.UpdateUserAttributesAsync(userAttributesRequest);
return new UpdateProfileResponse { UserId = model.UserId, Message = "Profile Updated", IsSuccess = true };
}
public async Task<InitForgotPwdResponse> TryInitForgotPasswordAsync(InitForgotPwdModel model)
{
var listUsersResponse = await FindUsersByEmailAddress(model.EmailAddress);
if (listUsersResponse.HttpStatusCode == HttpStatusCode.OK)
{
var users = listUsersResponse.Users;
var filtered_user = users.FirstOrDefault(x => x.Attributes.Any(x => x.Name == "email" && x.Value == model.EmailAddress));
if (filtered_user != null)
{
var forgotPasswordResponse = await _provider.ForgotPasswordAsync(new ForgotPasswordRequest
{
ClientId = _cloudConfig.AppClientId,
Username = filtered_user.Username
});
if (forgotPasswordResponse.HttpStatusCode == HttpStatusCode.OK)
{
return new InitForgotPwdResponse
{
IsSuccess = true,
Message = $"Confirmation Code sent to {forgotPasswordResponse.CodeDeliveryDetails.Destination} via {forgotPasswordResponse.CodeDeliveryDetails.DeliveryMedium.Value}",
UserId = filtered_user.Username,
EmailAddress = model.EmailAddress,
Status = CognitoStatusCodes.USER_UNCONFIRMED
};
}
else
{
return new InitForgotPwdResponse
{
IsSuccess = false,
Message = $"ListUsers Response: {forgotPasswordResponse.HttpStatusCode.ToString()}",
Status = CognitoStatusCodes.API_ERROR
};
}
}
else
{
return new InitForgotPwdResponse
{
IsSuccess = false,
Message = $"No users with the given emailAddress found.",
Status = CognitoStatusCodes.USER_NOTFOUND
};
}
}
else
{
return new InitForgotPwdResponse
{
IsSuccess = false,
Message = $"ListUsers Response: {listUsersResponse.HttpStatusCode.ToString()}",
Status = CognitoStatusCodes.API_ERROR
};
}
}
public async Task<ResetPasswordResponse> TryResetPasswordWithConfirmationCodeAsync(ResetPasswordModel model)
{
var response = await _provider.ConfirmForgotPasswordAsync(new ConfirmForgotPasswordRequest
{
ClientId = _cloudConfig.AppClientId,
Username = model.UserId,
Password = model.NewPassword,
ConfirmationCode = model.ConfirmationCode
});
if (response.HttpStatusCode == HttpStatusCode.OK)
{
return new ResetPasswordResponse
{
IsSuccess = true,
Message = "Password Updated. Please Login."
};
}
else
{
return new ResetPasswordResponse
{
IsSuccess = false,
Message = $"ResetPassword Response: {response.HttpStatusCode.ToString()}",
Status = CognitoStatusCodes.API_ERROR
};
}
}
private async Task<ListUsersResponse> FindUsersByEmailAddress(string emailAddress)
{
ListUsersRequest listUsersRequest = new ListUsersRequest
{
UserPoolId = _cloudConfig.UserPoolId,
Filter = $"email=\"{emailAddress}\""
};
return await _provider.ListUsersAsync(listUsersRequest);
}
public async Task<UserProfileResponse> GetUserAsync(string userId)
{
var userResponse = await _provider.AdminGetUserAsync(new AdminGetUserRequest
{
Username = userId,
UserPoolId = _cloudConfig.UserPoolId
});
// var user = _userPool.GetUser(userId);
var attributes = userResponse.UserAttributes;
var response = new UserProfileResponse
{
EmailAddress = attributes.GetValueOrDefault("email", string.Empty),
GivenName = attributes.GetValueOrDefault("given_name", string.Empty),
PhoneNumber = attributes.GetValueOrDefault("phone_number", string.Empty),
Gender = attributes.GetValueOrDefault("gender", string.Empty),
UserId = userId
};
var address = attributes.GetValueOrDefault("address", string.Empty);
if (!string.IsNullOrEmpty(address))
{
response.Address = JsonConvert.DeserializeObject<Dictionary<string, string>>(address);
}
return response;
}
}
internal static class AttributeTypeExtension
{
public static string GetValueOrDefault(this List<AttributeType> attributeTypes, string propertyName, string defaultValue)
{
var prop = attributeTypes.FirstOrDefault(x => x.Name == propertyName);
if (prop != null) return prop.Value;
else return defaultValue;
}
}
}