feat: 租户审核领单与强制接管

2025-12-15 10:40:50 +08:00
parent f54d4cf405
commit 2339775fcb
21 changed files with 7519 additions and 2 deletions
--- a/src/Application/TakeoutSaaS.Application/App/Tenants/Handlers/ClaimTenantReviewCommandHandler.cs
+++ b/src/Application/TakeoutSaaS.Application/App/Tenants/Handlers/ClaimTenantReviewCommandHandler.cs
@@ -0,0 +1,92 @@
+using MediatR;
+using TakeoutSaaS.Application.App.Tenants.Commands;
+using TakeoutSaaS.Application.App.Tenants.Dto;
+using TakeoutSaaS.Application.Identity.Abstractions;
+using TakeoutSaaS.Domain.Tenants.Entities;
+using TakeoutSaaS.Domain.Tenants.Enums;
+using TakeoutSaaS.Domain.Tenants.Repositories;
+using TakeoutSaaS.Shared.Abstractions.Constants;
+using TakeoutSaaS.Shared.Abstractions.Exceptions;
+using TakeoutSaaS.Shared.Abstractions.Security;
+
+namespace TakeoutSaaS.Application.App.Tenants.Handlers;
+
+/// <summary>
+/// 领取租户入驻审核处理器。
+/// </summary>
+public sealed class ClaimTenantReviewCommandHandler(
+    ITenantRepository tenantRepository,
+    ICurrentUserAccessor currentUserAccessor,
+    IAdminAuthService adminAuthService)
+    : IRequestHandler<ClaimTenantReviewCommand, TenantReviewClaimDto>
+{
+    /// <inheritdoc />
+    public async Task<TenantReviewClaimDto> Handle(ClaimTenantReviewCommand request, CancellationToken cancellationToken)
+    {
+        // 1. 校验租户存在
+        var tenant = await tenantRepository.FindByIdAsync(request.TenantId, cancellationToken)
+            ?? throw new BusinessException(ErrorCodes.NotFound, "租户不存在");
+
+        // 2. 查询是否已领取
+        var existingClaim = await tenantRepository.GetActiveReviewClaimAsync(request.TenantId, cancellationToken);
+        if (existingClaim != null)
+        {
+            if (existingClaim.ClaimedBy == currentUserAccessor.UserId)
+            {
+                return existingClaim.ToDto();
+            }
+
+            throw new BusinessException(ErrorCodes.Conflict, $"该审核已被 {existingClaim.ClaimedByName} 领取");
+        }
+
+        // 3. (空行后) 获取当前用户显示名（用于展示快照）
+        var profile = await adminAuthService.GetProfileAsync(currentUserAccessor.UserId, cancellationToken);
+        var displayName = string.IsNullOrWhiteSpace(profile.DisplayName)
+            ? $"user:{currentUserAccessor.UserId}"
+            : profile.DisplayName;
+
+        // 4. (空行后) 构造领取记录与审计日志
+        var now = DateTime.UtcNow;
+        var claim = new TenantReviewClaim
+        {
+            TenantId = request.TenantId,
+            ClaimedBy = currentUserAccessor.UserId,
+            ClaimedByName = displayName,
+            ClaimedAt = now,
+            ReleasedAt = null
+        };
+
+        var auditLog = new TenantAuditLog
+        {
+            TenantId = tenant.Id,
+            Action = TenantAuditAction.ReviewClaimed,
+            Title = "领取审核",
+            Description = $"领取人：{displayName}",
+            OperatorId = currentUserAccessor.UserId,
+            OperatorName = displayName,
+            PreviousStatus = tenant.Status,
+            CurrentStatus = tenant.Status
+        };
+
+        // 5. (空行后) 写入领取记录（处理并发领取冲突）
+        var success = await tenantRepository.TryAddReviewClaimAsync(claim, auditLog, cancellationToken);
+        if (!success)
+        {
+            var current = await tenantRepository.GetActiveReviewClaimAsync(request.TenantId, cancellationToken);
+            if (current == null)
+            {
+                throw new BusinessException(ErrorCodes.Conflict, "审核领取失败，请刷新后重试");
+            }
+
+            if (current.ClaimedBy == currentUserAccessor.UserId)
+            {
+                return current.ToDto();
+            }
+
+            throw new BusinessException(ErrorCodes.Conflict, $"该审核已被 {current.ClaimedByName} 领取");
+        }
+
+        // 6. (空行后) 返回领取结果
+        return claim.ToDto();
+    }
+}