https://latent-site.pages.dev/tags/%E8%AE%A2%E5%8D%95/ Recent content in 订单 on Latent Hugo zh 2026 Latent Wed, 14 Oct 2026 00:00:00 +0000 https://latent-site.pages.dev/posts/2026/10/ink-workshop-02-order-life/ Wed, 14 Oct 2026 00:00:00 +0000 https://latent-site.pages.dev/posts/2026/10/ink-workshop-02-order-life/ 下单接口先写 PENDING 和发件箱，返回 202。两份店铺用 SKIP LOCKED 抢同一行再投递 RabbitMQ。库存结果把订单推进 RESERVED 或 REJECTED；付款只接受 RESERVED，余额不够则 RELEASING。配状态机图。