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Merge pull request #151 from soat-fiap/cognito_gateway
Cognito gateway
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,8 @@ | ||
| namespace FIAP.TechChallenge.ByteMeBurger.Api.Auth; | ||
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| public static class BmbRoles | ||
| { | ||
| public const string Admin = "admin"; | ||
| public const string Kitchen = "kitchen"; | ||
| public const string Customer = "customer"; | ||
| } |
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17 changes: 17 additions & 0 deletions
17
src/FIAP.TechChallenge.ByteMeBurger.Cognito.Gateway/CognitoClientFactory.cs
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,17 @@ | ||
| using Amazon; | ||
| using Amazon.CognitoIdentityProvider; | ||
| using Amazon.Runtime; | ||
| using FIAP.TechChallenge.ByteMeBurger.Cognito.Gateway.Factory; | ||
| using Microsoft.Extensions.Options; | ||
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| namespace FIAP.TechChallenge.ByteMeBurger.Cognito.Gateway; | ||
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| public class CognitoClientFactory(IOptions<CognitoSettings> settings) : ICognitoClientFactory | ||
| { | ||
| public IAmazonCognitoIdentityProvider CreateClient() | ||
| { | ||
| return new AmazonCognitoIdentityProviderClient( | ||
| new BasicAWSCredentials(settings.Value.ClientId, settings.Value.ClientSecret), | ||
| RegionEndpoint.GetBySystemName(settings.Value.Region)); | ||
| } | ||
| } |
38 changes: 38 additions & 0 deletions
38
src/FIAP.TechChallenge.ByteMeBurger.Cognito.Gateway/CognitoSettings.cs
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,38 @@ | ||
| namespace FIAP.TechChallenge.ByteMeBurger.Cognito.Gateway; | ||
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| /// <summary> | ||
| /// Cognito User Pool settings | ||
| /// </summary> | ||
| public class CognitoSettings | ||
| { | ||
| /// <summary> | ||
| /// User Pool Id | ||
| /// </summary> | ||
| public string UserPoolId { get; set; } = string.Empty; | ||
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| /// <summary> | ||
| /// Client Id | ||
| /// </summary> | ||
| public string UserPoolClientId { get; set; } = string.Empty; | ||
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| /// <summary> | ||
| /// Enabled | ||
| /// </summary> | ||
| public bool Enabled { get; set; } = false; | ||
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| /// <summary> | ||
| /// AWS Region | ||
| /// </summary> | ||
| public string Region { get; set; } = string.Empty; | ||
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| /// <summary> | ||
| /// AWS Secret Id | ||
| /// </summary> | ||
| public string ClientSecret { get; set; } = string.Empty; | ||
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| /// <summary> | ||
| /// AWS Client Id | ||
| /// </summary> | ||
| public string ClientId { get; set; } = string.Empty; | ||
| } |
122 changes: 122 additions & 0 deletions
122
src/FIAP.TechChallenge.ByteMeBurger.Cognito.Gateway/CognitoUserManager.cs
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,122 @@ | ||
| using System.Security.Cryptography; | ||
| using FIAP.TechChallenge.ByteMeBurger.Domain.Entities; | ||
| using FIAP.TechChallenge.ByteMeBurger.Domain.Interfaces; | ||
| using Amazon.CognitoIdentityProvider; | ||
| using Amazon.CognitoIdentityProvider.Model; | ||
| using FIAP.TechChallenge.ByteMeBurger.Cognito.Gateway.Factory; | ||
| using FIAP.TechChallenge.ByteMeBurger.Domain.Base; | ||
| using Microsoft.Extensions.Options; | ||
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| namespace FIAP.TechChallenge.ByteMeBurger.Cognito.Gateway; | ||
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| public class CognitoUserManager : ICustomerRepository | ||
| { | ||
| private readonly IAmazonCognitoIdentityProvider _cognitoClient; | ||
| private readonly string _userPoolId; | ||
| private readonly string _clientId; | ||
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| public CognitoUserManager(ICognitoClientFactory cognitoClientFactory, IOptions<CognitoSettings> settings) | ||
| { | ||
| _cognitoClient = cognitoClientFactory.CreateClient(); | ||
| _userPoolId = settings.Value.UserPoolId; | ||
| _clientId = settings.Value.UserPoolClientId; | ||
| } | ||
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| public async Task<Customer?> FindByCpfAsync(string cpf) | ||
| { | ||
| try | ||
| { | ||
| var response = await _cognitoClient.AdminGetUserAsync(new AdminGetUserRequest | ||
| { | ||
| UserPoolId = _userPoolId, | ||
| Username = cpf | ||
| }); | ||
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| var email = response.UserAttributes.First(attr => attr.Name == "email").Value; | ||
| var name = response.UserAttributes.First(attr => attr.Name == "name").Value; | ||
| var sub = response.UserAttributes.First(attr => attr.Name == "sub").Value; | ||
| var customer = new Customer(Guid.Parse(sub), cpf, name, email); | ||
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| return customer; | ||
| } | ||
| catch (UserNotFoundException) | ||
| { | ||
| return null; | ||
| } | ||
| catch (Exception ex) | ||
| { | ||
| Console.WriteLine($"Error fetching user: {ex.Message}"); | ||
| throw; | ||
| } | ||
| } | ||
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| public async Task<Customer> CreateAsync(Customer customer) | ||
| { | ||
| try | ||
| { | ||
| var signUpResponse = await _cognitoClient.AdminCreateUserAsync(new AdminCreateUserRequest() | ||
| { | ||
| Username = customer.Cpf, | ||
| UserPoolId = _userPoolId, | ||
| UserAttributes = | ||
| { | ||
| new AttributeType { Name = "email", Value = customer.Email }, | ||
| new AttributeType { Name = "name", Value = customer.Name } | ||
| } | ||
| }); | ||
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| customer.Id = Guid.Parse(signUpResponse.User.Attributes.First(a=>a.Name is "sub").Value); | ||
| return customer; | ||
| } | ||
| catch (UsernameExistsException ex) | ||
| { | ||
| Console.WriteLine($"Error registering user: {ex.Message}"); | ||
| throw new DomainException("There's already a customer using the provided CPF value."); | ||
| } | ||
| catch (Exception ex) | ||
| { | ||
| Console.WriteLine($"Error registering user: {ex.Message}"); | ||
| throw; | ||
| } | ||
| } | ||
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| private static string GenerateRandomPassword(int length) | ||
| { | ||
| using var rng = RandomNumberGenerator.Create(); | ||
| var characterSets = new[] | ||
| { | ||
| "abcdefghijklmnopqrstuvwxyz", | ||
| "ABCDEFGHIJKLMNOPQRSTUVWXYZ", | ||
| "1234567890", | ||
| "!@#$%^&*()" | ||
| }; | ||
| var allChars = string.Concat(characterSets); | ||
| var passwordChars = new char[length]; | ||
| // Ensure the password contains at least one character from each character set | ||
| for (int i = 0; i < characterSets.Length && i < length; i++) | ||
| { | ||
| passwordChars[i] = GetRandomChar(characterSets[i], rng); | ||
| } | ||
| // Fill the rest of the password with random characters | ||
| for (int i = characterSets.Length; i < length; i++) | ||
| { | ||
| passwordChars[i] = GetRandomChar(allChars, rng); | ||
| } | ||
| // Shuffle the password to ensure randomness | ||
| passwordChars = passwordChars.OrderBy(_ => GetRandomInt(rng, int.MaxValue)).ToArray(); | ||
| return new string(passwordChars); | ||
| } | ||
| private static char GetRandomChar(string chars, RandomNumberGenerator rng) | ||
| { | ||
| var bytes = new byte[4]; | ||
| rng.GetBytes(bytes); | ||
| var index = BitConverter.ToUInt32(bytes, 0) % chars.Length; | ||
| return chars[(int)index]; | ||
| } | ||
| private static int GetRandomInt(RandomNumberGenerator rng, int max) | ||
| { | ||
| var bytes = new byte[4]; | ||
| rng.GetBytes(bytes); | ||
| return (int)(BitConverter.ToUInt32(bytes, 0) % max); | ||
| } | ||
| } |
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