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chore: 同步当前开发内容

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MSuMshk
2025-11-23 01:25:20 +08:00
parent ddf584f212
commit 1169e1f220
58 changed files with 1886 additions and 82 deletions
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55
src/Infrastructure/TakeoutSaaS.Infrastructure/Identity/Extensions/JwtAuthenticationExtensions.cs Normal file
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using System;
using System.IdentityModel.Tokens.Jwt;
using System.Security.Claims;
using System.Text;
using Microsoft.AspNetCore.Authentication.JwtBearer;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.IdentityModel.Tokens;
using TakeoutSaaS.Infrastructure.Identity.Options;
namespace TakeoutSaaS.Infrastructure.Identity.Extensions;
/// <summary>
/// JWT 认证扩展
/// </summary>
public static class JwtAuthenticationExtensions
{
/// <summary>
/// 配置 JWT Bearer 认证
/// </summary>
public static IServiceCollection AddJwtAuthentication(this IServiceCollection services, IConfiguration configuration)
{
var jwtOptions = configuration.GetSection("Identity:Jwt").Get<JwtOptions>()
?? throw new InvalidOperationException("缺少 Identity:Jwt 配置");
JwtSecurityTokenHandler.DefaultInboundClaimTypeMap.Clear();
JwtSecurityTokenHandler.DefaultOutboundClaimTypeMap.Clear();
services
.AddAuthentication(options =>
{
options.DefaultAuthenticateScheme = JwtBearerDefaults.AuthenticationScheme;
options.DefaultChallengeScheme = JwtBearerDefaults.AuthenticationScheme;
})
.AddJwtBearer(options =>
{
options.RequireHttpsMetadata = false;
options.TokenValidationParameters = new TokenValidationParameters
{
ValidateIssuer = true,
ValidIssuer = jwtOptions.Issuer,
ValidateAudience = true,
ValidAudience = jwtOptions.Audience,
ValidateIssuerSigningKey = true,
IssuerSigningKey = new SymmetricSecurityKey(Encoding.UTF8.GetBytes(jwtOptions.Secret)),
ValidateLifetime = true,
ClockSkew = TimeSpan.FromMinutes(1),
NameClaimType = ClaimTypes.NameIdentifier,
RoleClaimType = ClaimTypes.Role
};
});
return services;
}
}

99
src/Infrastructure/TakeoutSaaS.Infrastructure/Identity/Extensions/ServiceCollectionExtensions.cs Normal file
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using System;
using Microsoft.AspNetCore.Identity;
using Microsoft.EntityFrameworkCore;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;
using TakeoutSaaS.Application.Identity.Abstractions;
using TakeoutSaaS.Domain.Identity.Entities;
using TakeoutSaaS.Domain.Identity.Repositories;
using TakeoutSaaS.Infrastructure.Identity.Options;
using TakeoutSaaS.Infrastructure.Identity.Persistence;
using TakeoutSaaS.Infrastructure.Identity.Services;
using DomainIdentityUser = TakeoutSaaS.Domain.Identity.Entities.IdentityUser;
namespace TakeoutSaaS.Infrastructure.Identity.Extensions;
/// <summary>
/// 身份认证基础设施注入
/// </summary>
public static class ServiceCollectionExtensions
{
/// <summary>
/// 注册身份认证基础设施（数据库、Redis、JWT、限流等）
/// </summary>
/// <param name="services">服务集合</param>
/// <param name="configuration">配置源</param>
/// <param name="enableMiniFeatures">是否启用小程序相关依赖（如微信登录）</param>
/// <param name="enableAdminSeed">是否启用后台账号初始化</param>
public static IServiceCollection AddIdentityInfrastructure(
this IServiceCollection services,
IConfiguration configuration,
bool enableMiniFeatures = false,
bool enableAdminSeed = false)
{
var dbConnection = configuration.GetConnectionString("IdentityDatabase");
if (string.IsNullOrWhiteSpace(dbConnection))
{
throw new InvalidOperationException("缺少 IdentityDatabase 连接字符串配置");
}
services.AddDbContext<IdentityDbContext>(options => options.UseNpgsql(dbConnection));
var redisConnection = configuration.GetConnectionString("Redis");
if (string.IsNullOrWhiteSpace(redisConnection))
{
throw new InvalidOperationException("缺少 Redis 连接字符串配置");
}
services.AddStackExchangeRedisCache(options =>
{
options.Configuration = redisConnection;
});
services.AddScoped<IIdentityUserRepository, EfIdentityUserRepository>();
services.AddScoped<IMiniUserRepository, EfMiniUserRepository>();
services.AddScoped<IJwtTokenService, JwtTokenService>();
services.AddScoped<IRefreshTokenStore, RedisRefreshTokenStore>();
services.AddScoped<ILoginRateLimiter, RedisLoginRateLimiter>();
services.AddScoped<IPasswordHasher<DomainIdentityUser>, PasswordHasher<DomainIdentityUser>>();
services.AddOptions<JwtOptions>()
.Bind(configuration.GetSection("Identity:Jwt"))
.ValidateDataAnnotations()
.ValidateOnStart();
services.AddOptions<LoginRateLimitOptions>()
.Bind(configuration.GetSection("Identity:LoginRateLimit"))
.ValidateDataAnnotations()
.ValidateOnStart();
services.AddOptions<RefreshTokenStoreOptions>()
.Bind(configuration.GetSection("Identity:RefreshTokenStore"));
if (enableMiniFeatures)
{
services.AddOptions<WeChatMiniOptions>()
.Bind(configuration.GetSection("Identity:WeChatMini"))
.ValidateDataAnnotations()
.ValidateOnStart();
services.AddHttpClient<IWeChatAuthService, WeChatAuthService>(client =>
{
client.BaseAddress = new Uri("https://api.weixin.qq.com/");
client.Timeout = TimeSpan.FromSeconds(10);
});
}
if (enableAdminSeed)
{
services.AddOptions<AdminSeedOptions>()
.Bind(configuration.GetSection("Identity:AdminSeed"))
.ValidateDataAnnotations()
.ValidateOnStart();
services.AddHostedService<IdentityDataSeeder>();
}
return services;
}
}

30
src/Infrastructure/TakeoutSaaS.Infrastructure/Identity/Options/AdminSeedOptions.cs Normal file
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using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
namespace TakeoutSaaS.Infrastructure.Identity.Options;
/// <summary>
/// 管理后台初始账号配置。
/// </summary>
public sealed class AdminSeedOptions
{
public List<SeedUserOptions> Users { get; set; } = new();
}
public sealed class SeedUserOptions
{
[Required]
public string Account { get; set; } = string.Empty;
[Required]
public string Password { get; set; } = string.Empty;
[Required]
public string DisplayName { get; set; } = string.Empty;
public Guid TenantId { get; set; }
public Guid? MerchantId { get; set; }
public string[] Roles { get; set; } = Array.Empty<string>();
public string[] Permissions { get; set; } = Array.Empty<string>();
}

25
src/Infrastructure/TakeoutSaaS.Infrastructure/Identity/Options/JwtOptions.cs Normal file
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using System.ComponentModel.DataAnnotations;
namespace TakeoutSaaS.Infrastructure.Identity.Options;
/// <summary>
/// JWT 配置。
/// </summary>
public sealed class JwtOptions
{
[Required]
public string Issuer { get; set; } = string.Empty;
[Required]
public string Audience { get; set; } = string.Empty;
[Required]
[MinLength(32)]
public string Secret { get; set; } = string.Empty;
[Range(5, 1440)]
public int AccessTokenExpirationMinutes { get; set; } = 60;
[Range(60, 1440 * 14)]
public int RefreshTokenExpirationMinutes { get; set; } = 60 * 24 * 7;
}

15
src/Infrastructure/TakeoutSaaS.Infrastructure/Identity/Options/LoginRateLimitOptions.cs Normal file
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using System.ComponentModel.DataAnnotations;
namespace TakeoutSaaS.Infrastructure.Identity.Options;
/// <summary>
/// 登录限流配置。
/// </summary>
public sealed class LoginRateLimitOptions
{
[Range(1, 3600)]
public int WindowSeconds { get; set; } = 60;
[Range(1, 100)]
public int MaxAttempts { get; set; } = 5;
}

9
src/Infrastructure/TakeoutSaaS.Infrastructure/Identity/Options/RefreshTokenStoreOptions.cs Normal file
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namespace TakeoutSaaS.Infrastructure.Identity.Options;
/// <summary>
/// 刷新令牌存储配置。
/// </summary>
public sealed class RefreshTokenStoreOptions
{
public string Prefix { get; set; } = "identity:refresh:";
}

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src/Infrastructure/TakeoutSaaS.Infrastructure/Identity/Options/WeChatMiniOptions.cs Normal file
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using System.ComponentModel.DataAnnotations;
namespace TakeoutSaaS.Infrastructure.Identity.Options;
/// <summary>
/// 微信小程序配置。
/// </summary>
public sealed class WeChatMiniOptions
{
[Required]
public string AppId { get; set; } = string.Empty;
[Required]
public string Secret { get; set; } = string.Empty;
}

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src/Infrastructure/TakeoutSaaS.Infrastructure/Identity/Persistence/EfIdentityUserRepository.cs Normal file
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using System;
using System.Threading;
using System.Threading.Tasks;
using Microsoft.EntityFrameworkCore;
using TakeoutSaaS.Domain.Identity.Entities;
using TakeoutSaaS.Domain.Identity.Repositories;
namespace TakeoutSaaS.Infrastructure.Identity.Persistence;
/// <summary>
/// EF Core 后台用户仓储实现。
/// </summary>
public sealed class EfIdentityUserRepository : IIdentityUserRepository
{
private readonly IdentityDbContext _dbContext;
public EfIdentityUserRepository(IdentityDbContext dbContext)
{
_dbContext = dbContext;
}
public Task<IdentityUser?> FindByAccountAsync(string account, CancellationToken cancellationToken = default)
=> _dbContext.IdentityUsers.AsNoTracking().FirstOrDefaultAsync(x => x.Account == account, cancellationToken);
public Task<IdentityUser?> FindByIdAsync(Guid userId, CancellationToken cancellationToken = default)
=> _dbContext.IdentityUsers.AsNoTracking().FirstOrDefaultAsync(x => x.Id == userId, cancellationToken);
}

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src/Infrastructure/TakeoutSaaS.Infrastructure/Identity/Persistence/EfMiniUserRepository.cs Normal file
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using System;
using System.Threading;
using System.Threading.Tasks;
using Microsoft.EntityFrameworkCore;
using TakeoutSaaS.Domain.Identity.Entities;
using TakeoutSaaS.Domain.Identity.Repositories;
namespace TakeoutSaaS.Infrastructure.Identity.Persistence;
/// <summary>
/// EF Core 小程序用户仓储实现。
/// </summary>
public sealed class EfMiniUserRepository : IMiniUserRepository
{
private readonly IdentityDbContext _dbContext;
public EfMiniUserRepository(IdentityDbContext dbContext)
{
_dbContext = dbContext;
}
public Task<MiniUser?> FindByOpenIdAsync(string openId, CancellationToken cancellationToken = default)
=> _dbContext.MiniUsers.AsNoTracking().FirstOrDefaultAsync(x => x.OpenId == openId, cancellationToken);
public Task<MiniUser?> FindByIdAsync(Guid id, CancellationToken cancellationToken = default)
=> _dbContext.MiniUsers.AsNoTracking().FirstOrDefaultAsync(x => x.Id == id, cancellationToken);
public async Task<MiniUser> CreateOrUpdateAsync(string openId, string? unionId, string? nickname, string? avatar, Guid tenantId, CancellationToken cancellationToken = default)
{
var user = await _dbContext.MiniUsers.FirstOrDefaultAsync(x => x.OpenId == openId, cancellationToken);
if (user == null)
{
user = new MiniUser
{
Id = Guid.NewGuid(),
OpenId = openId,
UnionId = unionId,
Nickname = nickname ?? "小程序用户",
Avatar = avatar,
TenantId = tenantId
};
_dbContext.MiniUsers.Add(user);
}
else
{
user.UnionId = unionId ?? user.UnionId;
user.Nickname = nickname ?? user.Nickname;
user.Avatar = avatar ?? user.Avatar;
}
await _dbContext.SaveChangesAsync(cancellationToken);
return user;
}
}

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src/Infrastructure/TakeoutSaaS.Infrastructure/Identity/Persistence/IdentityDataSeeder.cs Normal file
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using System;
using System.Linq;
using System.Threading;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Identity;
using Microsoft.EntityFrameworkCore;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Hosting;
using Microsoft.Extensions.Logging;
using Microsoft.Extensions.Options;
using TakeoutSaaS.Domain.Identity.Entities;
using TakeoutSaaS.Infrastructure.Identity.Options;
using DomainIdentityUser = TakeoutSaaS.Domain.Identity.Entities.IdentityUser;
namespace TakeoutSaaS.Infrastructure.Identity.Persistence;
/// <summary>
/// 后台账号初始化种子任务
/// </summary>
public sealed class IdentityDataSeeder : IHostedService
{
private readonly IServiceProvider _serviceProvider;
private readonly ILogger<IdentityDataSeeder> _logger;
public IdentityDataSeeder(IServiceProvider serviceProvider, ILogger<IdentityDataSeeder> logger)
{
_serviceProvider = serviceProvider;
_logger = logger;
}
public async Task StartAsync(CancellationToken cancellationToken)
{
using var scope = _serviceProvider.CreateScope();
var context = scope.ServiceProvider.GetRequiredService<IdentityDbContext>();
var options = scope.ServiceProvider.GetRequiredService<IOptions<AdminSeedOptions>>().Value;
var passwordHasher = scope.ServiceProvider.GetRequiredService<IPasswordHasher<DomainIdentityUser>>();
await context.Database.MigrateAsync(cancellationToken);
if (options.Users == null || options.Users.Count == 0)
{
_logger.LogInformation("AdminSeed 未配置账号，跳过后台账号初始化");
return;
}
foreach (var userOptions in options.Users)
{
var user = await context.IdentityUsers.FirstOrDefaultAsync(x => x.Account == userOptions.Account, cancellationToken);
var roles = NormalizeValues(userOptions.Roles);
var permissions = NormalizeValues(userOptions.Permissions);
if (user == null)
{
user = new DomainIdentityUser
{
Id = Guid.NewGuid(),
Account = userOptions.Account,
DisplayName = userOptions.DisplayName,
TenantId = userOptions.TenantId,
MerchantId = userOptions.MerchantId,
Avatar = null,
Roles = roles,
Permissions = permissions,
};
user.PasswordHash = passwordHasher.HashPassword(user, userOptions.Password);
context.IdentityUsers.Add(user);
_logger.LogInformation("已创建后台账号 {Account}", user.Account);
}
else
{
user.DisplayName = userOptions.DisplayName;
user.TenantId = userOptions.TenantId;
user.MerchantId = userOptions.MerchantId;
user.Roles = roles;
user.Permissions = permissions;
user.PasswordHash = passwordHasher.HashPassword(user, userOptions.Password);
_logger.LogInformation("已更新后台账号 {Account}", user.Account);
}
}
await context.SaveChangesAsync(cancellationToken);
}
public Task StopAsync(CancellationToken cancellationToken) => Task.CompletedTask;
private static string[] NormalizeValues(string[]? values)
=> values == null
? Array.Empty<string>()
: values
.Where(v => !string.IsNullOrWhiteSpace(v))
.Select(v => v.Trim())
.Distinct(StringComparer.OrdinalIgnoreCase)
.ToArray();
}

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src/Infrastructure/TakeoutSaaS.Infrastructure/Identity/Persistence/IdentityDbContext.cs Normal file
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using System;
using System.Linq;
using Microsoft.EntityFrameworkCore;
using Microsoft.EntityFrameworkCore.ChangeTracking;
using Microsoft.EntityFrameworkCore.Metadata.Builders;
using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
using TakeoutSaaS.Domain.Identity.Entities;
namespace TakeoutSaaS.Infrastructure.Identity.Persistence;
/// <summary>
/// 身份认证 DbContext。
/// </summary>
public sealed class IdentityDbContext : DbContext
{
public IdentityDbContext(DbContextOptions<IdentityDbContext> options)
: base(options)
{
}
public DbSet<IdentityUser> IdentityUsers => Set<IdentityUser>();
public DbSet<MiniUser> MiniUsers => Set<MiniUser>();
protected override void OnModelCreating(ModelBuilder modelBuilder)
{
ConfigureIdentityUser(modelBuilder.Entity<IdentityUser>());
ConfigureMiniUser(modelBuilder.Entity<MiniUser>());
}
private static void ConfigureIdentityUser(EntityTypeBuilder<IdentityUser> builder)
{
builder.ToTable("identity_users");
builder.HasKey(x => x.Id);
builder.Property(x => x.Account).HasMaxLength(64).IsRequired();
builder.Property(x => x.DisplayName).HasMaxLength(64).IsRequired();
builder.Property(x => x.PasswordHash).HasMaxLength(256).IsRequired();
builder.Property(x => x.Avatar).HasMaxLength(256);
var converter = new ValueConverter<string[], string>(
v => string.Join(',', v ?? Array.Empty<string>()),
v => string.IsNullOrWhiteSpace(v) ? Array.Empty<string>() : v.Split(',', StringSplitOptions.RemoveEmptyEntries));
var comparer = new ValueComparer<string[]>(
(l, r) => l!.SequenceEqual(r!),
v => v.Aggregate(0, (current, item) => HashCode.Combine(current, item.GetHashCode())),
v => v.ToArray());
builder.Property(x => x.Roles)
.HasConversion(converter)
.Metadata.SetValueComparer(comparer);
builder.Property(x => x.Permissions)
.HasConversion(converter)
.Metadata.SetValueComparer(comparer);
builder.HasIndex(x => x.Account).IsUnique();
}
private static void ConfigureMiniUser(EntityTypeBuilder<MiniUser> builder)
{
builder.ToTable("mini_users");
builder.HasKey(x => x.Id);
builder.Property(x => x.OpenId).HasMaxLength(128).IsRequired();
builder.Property(x => x.UnionId).HasMaxLength(128);
builder.Property(x => x.Nickname).HasMaxLength(64).IsRequired();
builder.Property(x => x.Avatar).HasMaxLength(256);
builder.HasIndex(x => x.OpenId).IsUnique();
}
}

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src/Infrastructure/TakeoutSaaS.Infrastructure/Identity/Services/JwtTokenService.cs Normal file
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using System;
using System.Collections.Generic;
using System.IdentityModel.Tokens.Jwt;
using System.Security.Claims;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using Microsoft.Extensions.Options;
using Microsoft.IdentityModel.Tokens;
using TakeoutSaaS.Application.Identity.Abstractions;
using TakeoutSaaS.Application.Identity.Contracts;
using TakeoutSaaS.Infrastructure.Identity.Options;
namespace TakeoutSaaS.Infrastructure.Identity.Services;
/// <summary>
/// JWT 令牌生成器。
/// </summary>
public sealed class JwtTokenService : IJwtTokenService
{
private readonly JwtSecurityTokenHandler _tokenHandler = new();
private readonly IRefreshTokenStore _refreshTokenStore;
private readonly JwtOptions _options;
public JwtTokenService(IRefreshTokenStore refreshTokenStore, IOptions<JwtOptions> options)
{
_refreshTokenStore = refreshTokenStore;
_options = options.Value;
}
public async Task<TokenResponse> CreateTokensAsync(CurrentUserProfile profile, bool isNewUser = false, CancellationToken cancellationToken = default)
{
var now = DateTime.UtcNow;
var accessExpires = now.AddMinutes(_options.AccessTokenExpirationMinutes);
var refreshExpires = now.AddMinutes(_options.RefreshTokenExpirationMinutes);
var claims = BuildClaims(profile);
var signingCredentials = new SigningCredentials(
new SymmetricSecurityKey(Encoding.UTF8.GetBytes(_options.Secret)),
SecurityAlgorithms.HmacSha256);
var jwt = new JwtSecurityToken(
issuer: _options.Issuer,
audience: _options.Audience,
claims: claims,
notBefore: now,
expires: accessExpires,
signingCredentials: signingCredentials);
var accessToken = _tokenHandler.WriteToken(jwt);
var refreshDescriptor = await _refreshTokenStore.IssueAsync(profile.UserId, refreshExpires, cancellationToken);
return new TokenResponse
{
AccessToken = accessToken,
AccessTokenExpiresAt = accessExpires,
RefreshToken = refreshDescriptor.Token,
RefreshTokenExpiresAt = refreshDescriptor.ExpiresAt,
User = profile,
IsNewUser = isNewUser
};
}
private static IEnumerable<Claim> BuildClaims(CurrentUserProfile profile)
{
var userId = profile.UserId.ToString();
var claims = new List<Claim>
{
new(JwtRegisteredClaimNames.Sub, userId),
new(ClaimTypes.NameIdentifier, userId),
new(JwtRegisteredClaimNames.UniqueName, profile.Account),
new("tenant_id", profile.TenantId.ToString()),
new(JwtRegisteredClaimNames.Jti, Guid.NewGuid().ToString())
};
if (profile.MerchantId.HasValue)
{
claims.Add(new Claim("merchant_id", profile.MerchantId.Value.ToString()));
}
foreach (var role in profile.Roles)
{
claims.Add(new Claim(ClaimTypes.Role, role));
}
foreach (var permission in profile.Permissions)
{
claims.Add(new Claim("permission", permission));
}
return claims;
}
}

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src/Infrastructure/TakeoutSaaS.Infrastructure/Identity/Services/RedisLoginRateLimiter.cs Normal file
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using System;
using System.Threading;
using System.Threading.Tasks;
using Microsoft.Extensions.Caching.Distributed;
using Microsoft.Extensions.Options;
using TakeoutSaaS.Application.Identity.Abstractions;
using TakeoutSaaS.Infrastructure.Identity.Options;
using TakeoutSaaS.Shared.Abstractions.Constants;
using TakeoutSaaS.Shared.Abstractions.Exceptions;
namespace TakeoutSaaS.Infrastructure.Identity.Services;
/// <summary>
/// Redis 登录限流实现。
/// </summary>
public sealed class RedisLoginRateLimiter : ILoginRateLimiter
{
private readonly IDistributedCache _cache;
private readonly LoginRateLimitOptions _options;
public RedisLoginRateLimiter(IDistributedCache cache, IOptions<LoginRateLimitOptions> options)
{
_cache = cache;
_options = options.Value;
}
public async Task EnsureAllowedAsync(string key, CancellationToken cancellationToken = default)
{
var cacheKey = BuildKey(key);
var current = await _cache.GetStringAsync(cacheKey, cancellationToken);
var count = string.IsNullOrWhiteSpace(current) ? 0 : int.Parse(current);
if (count >= _options.MaxAttempts)
{
throw new BusinessException(ErrorCodes.Forbidden, "尝试次数过多，请稍后再试");
}
count++;
await _cache.SetStringAsync(
cacheKey,
count.ToString(),
new DistributedCacheEntryOptions
{
AbsoluteExpirationRelativeToNow = TimeSpan.FromSeconds(_options.WindowSeconds)
},
cancellationToken);
}
public Task ResetAsync(string key, CancellationToken cancellationToken = default)
=> _cache.RemoveAsync(BuildKey(key), cancellationToken);
private static string BuildKey(string key) => $"identity:login:{key}";
}

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src/Infrastructure/TakeoutSaaS.Infrastructure/Identity/Services/RedisRefreshTokenStore.cs Normal file
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using System;
using System.Security.Cryptography;
using System.Text.Json;
using System.Threading;
using System.Threading.Tasks;
using Microsoft.Extensions.Caching.Distributed;
using Microsoft.Extensions.Options;
using TakeoutSaaS.Application.Identity.Abstractions;
using TakeoutSaaS.Application.Identity.Models;
using TakeoutSaaS.Infrastructure.Identity.Options;
namespace TakeoutSaaS.Infrastructure.Identity.Services;
/// <summary>
/// Redis 刷新令牌存储。
/// </summary>
public sealed class RedisRefreshTokenStore : IRefreshTokenStore
{
private static readonly JsonSerializerOptions JsonOptions = new(JsonSerializerDefaults.Web);
private readonly IDistributedCache _cache;
private readonly RefreshTokenStoreOptions _options;
public RedisRefreshTokenStore(IDistributedCache cache, IOptions<RefreshTokenStoreOptions> options)
{
_cache = cache;
_options = options.Value;
}
public async Task<RefreshTokenDescriptor> IssueAsync(Guid userId, DateTime expiresAt, CancellationToken cancellationToken = default)
{
var token = Convert.ToBase64String(RandomNumberGenerator.GetBytes(48));
var descriptor = new RefreshTokenDescriptor(token, userId, expiresAt, false);
var key = BuildKey(token);
var entryOptions = new DistributedCacheEntryOptions { AbsoluteExpiration = expiresAt };
await _cache.SetStringAsync(key, JsonSerializer.Serialize(descriptor, JsonOptions), entryOptions, cancellationToken);
return descriptor;
}
public async Task<RefreshTokenDescriptor?> GetAsync(string refreshToken, CancellationToken cancellationToken = default)
{
var json = await _cache.GetStringAsync(BuildKey(refreshToken), cancellationToken);
return string.IsNullOrWhiteSpace(json)
? null
: JsonSerializer.Deserialize<RefreshTokenDescriptor>(json, JsonOptions);
}
public async Task RevokeAsync(string refreshToken, CancellationToken cancellationToken = default)
{
var descriptor = await GetAsync(refreshToken, cancellationToken);
if (descriptor == null)
{
return;
}
var updated = descriptor with { Revoked = true };
var entryOptions = new DistributedCacheEntryOptions { AbsoluteExpiration = updated.ExpiresAt };
await _cache.SetStringAsync(BuildKey(refreshToken), JsonSerializer.Serialize(updated, JsonOptions), entryOptions, cancellationToken);
}
private string BuildKey(string token) => $"{_options.Prefix}{token}";
}

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src/Infrastructure/TakeoutSaaS.Infrastructure/Identity/Services/WeChatAuthService.cs Normal file
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using System;
using System.Net.Http;
using System.Net.Http.Json;
using System.Text.Json.Serialization;
using System.Threading;
using System.Threading.Tasks;
using Microsoft.Extensions.Options;
using TakeoutSaaS.Application.Identity.Abstractions;
using TakeoutSaaS.Infrastructure.Identity.Options;
using TakeoutSaaS.Shared.Abstractions.Constants;
using TakeoutSaaS.Shared.Abstractions.Exceptions;
namespace TakeoutSaaS.Infrastructure.Identity.Services;
/// <summary>
/// 微信 code2Session 实现
/// </summary>
public sealed class WeChatAuthService : IWeChatAuthService
{
private readonly HttpClient _httpClient;
private readonly WeChatMiniOptions _options;
public WeChatAuthService(HttpClient httpClient, IOptions<WeChatMiniOptions> options)
{
_httpClient = httpClient;
_options = options.Value;
}
public async Task<WeChatSessionInfo> Code2SessionAsync(string code, CancellationToken cancellationToken = default)
{
var requestUri = $"sns/jscode2session?appid={Uri.EscapeDataString(_options.AppId)}&secret={Uri.EscapeDataString(_options.Secret)}&js_code={Uri.EscapeDataString(code)}&grant_type=authorization_code";
using var response = await _httpClient.GetAsync(requestUri, cancellationToken);
response.EnsureSuccessStatusCode();
var payload = await response.Content.ReadFromJsonAsync<WeChatSessionResponse>(cancellationToken: cancellationToken);
if (payload == null)
{
throw new BusinessException(ErrorCodes.Unauthorized, "微信登录失败：响应为空");
}
if (payload.ErrorCode.HasValue && payload.ErrorCode.Value != 0)
{
var message = string.IsNullOrWhiteSpace(payload.ErrorMessage)
? $"微信登录失败，错误码：{payload.ErrorCode}"
: payload.ErrorMessage;
throw new BusinessException(ErrorCodes.Unauthorized, message);
}
if (string.IsNullOrWhiteSpace(payload.OpenId) || string.IsNullOrWhiteSpace(payload.SessionKey))
{
throw new BusinessException(ErrorCodes.Unauthorized, "微信登录失败：返回数据无效");
}
return new WeChatSessionInfo
{
OpenId = payload.OpenId,
UnionId = payload.UnionId,
SessionKey = payload.SessionKey
};
}
private sealed class WeChatSessionResponse
{
[JsonPropertyName("openid")]
public string? OpenId { get; set; }
[JsonPropertyName("unionid")]
public string? UnionId { get; set; }
[JsonPropertyName("session_key")]
public string? SessionKey { get; set; }
[JsonPropertyName("errcode")]
public int? ErrorCode { get; set; }
[JsonPropertyName("errmsg")]
public string? ErrorMessage { get; set; }
}
}

8
src/Infrastructure/TakeoutSaaS.Infrastructure/TakeoutSaaS.Infrastructure.csproj
View File

@@ -6,12 +6,18 @@
</PropertyGroup>
<ItemGroup>
<PackageReference Include="Microsoft.EntityFrameworkCore" Version="10.0.0" />
<PackageReference Include="Microsoft.EntityFrameworkCore.Relational" Version="10.0.0" />
<PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="10.0.0-rc.2" />
<PackageReference Include="Dapper" Version="2.1.66" />
<PackageReference Include="Microsoft.Extensions.Caching.StackExchangeRedis" Version="8.0.1" />
<PackageReference Include="System.IdentityModel.Tokens.Jwt" Version="7.5.1" />
<PackageReference Include="Microsoft.Extensions.Identity.Core" Version="8.0.1" />
<PackageReference Include="Microsoft.AspNetCore.Authentication.JwtBearer" Version="8.0.1" />
<PackageReference Include="Microsoft.Extensions.Hosting.Abstractions" Version="8.0.1" />
</ItemGroup>
<ItemGroup>
<ProjectReference Include="..\..\Domain\TakeoutSaaS.Domain\TakeoutSaaS.Domain.csproj" />
<ProjectReference Include="..\..\Application\TakeoutSaaS.Application\TakeoutSaaS.Application.csproj" />
<ProjectReference Include="..\..\Core\TakeoutSaaS.Shared.Abstractions\TakeoutSaaS.Shared.Abstractions.csproj" />
</ItemGroup>
</Project>