新增 SiteInteractor.list_recent_orders(分页拉 order.my.rakuten.co.jp 订单列表, 按商品 URL 反查)+ GatewayClient.get_task,替换掉恒返回 UNKNOWN 的桩。 NOT_ORDERED 分支目前只有逻辑验证、没有真实多单数据支撑,刻意仍路由到 needs_human,不自动重新下单。全程只读查询,未触发任何真实付款操作。
127 lines
4.9 KiB
Python
127 lines
4.9 KiB
Python
"""恢复核对:lease_count > 1 时,worker 必须先查站点订单列表确认是否已下单
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规格 §5:租约过期 → stale → reclaim 后 worker 领回的任务 lease_count 必然 > 1。
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此时 worker 不能盲目重新提交(可能上次已经下单成功,只是回报断网),必须先查
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站点订单列表比对。
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2026-08-13 实现:核对逻辑用真实账号 + 真实订单验证过订单列表的数据结构(见
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app/trading/worker/site_interact.py::list_recent_orders 与 _parse_order_list 的
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模块文档),但当时账号只有 1 笔订单,ALREADY_ORDERED 分支有真实数据支撑,
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NOT_ORDERED / 多笔命中 / 多页翻页这几个分支目前只有逻辑,没有被真实多单数据
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跑过——**绝不**在没有把握时猜:任何一步信息不足都转 UNKNOWN,宁可卡住等人看
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一眼,也不赌一次重复下单。
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"""
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from __future__ import annotations
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from dataclasses import dataclass
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from enum import StrEnum
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from typing import TYPE_CHECKING
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from urllib.parse import urlsplit
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from app.shared.errors import AppError
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from app.trading.worker.models import LeaseTask
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from app.trading.worker.site_interact import parse_order_datetime
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if TYPE_CHECKING:
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from app.trading.worker.client import GatewayClient
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from app.trading.worker.site_interact import SiteInteractor
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class VerifyVerdict(StrEnum):
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"""核对结论"""
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ALREADY_ORDERED = "already_ordered" # 确认已下单,补报状态即可
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NOT_ORDERED = "not_ordered" # 确认未下单,可重新执行
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UNKNOWN = "unknown" # 核对不出结论,交人工
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@dataclass(slots=True)
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class VerifyResult:
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verdict: VerifyVerdict
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site_order_id: str | None = None
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detail: str = ""
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def _normalize_item_url(url: str | None) -> str | None:
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"""去掉查询串与末尾斜杠,只留 scheme+host+path 用于比对
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订单列表返回的 itemUrl 实测带 `?variantId=...`(见 _parse_order_list 的真实
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样例),intent.item_url 通常不带——按查询串比对会产生假阴性,所以只比
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路径本身。
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"""
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if not url:
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return None
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parts = urlsplit(url)
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return f"{parts.scheme}://{parts.netloc}{parts.path.rstrip('/')}"
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async def verify_on_site(
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task: LeaseTask, *, gateway: "GatewayClient", site: "SiteInteractor"
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) -> VerifyResult:
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"""核对一笔任务是否已在站点上下过单
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核对链路:intent.item_url → 查任务创建时间(GET /api/orders/{task_id},
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LeaseTask 本身不带 created_at)→ 拉「创建时间之后」的订单列表 → 按商品 URL
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比对。任何一环拿不到足够信息都返回 UNKNOWN,不猜——尤其是 NOT_ORDERED,
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只有在确认翻完了窗口内的全部订单后才允许返回,否则「没找到」可能只是没翻
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到那一页。
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"""
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intent = task.intent or {}
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item_url = intent.get("item_url")
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if not item_url:
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return VerifyResult(
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VerifyVerdict.UNKNOWN, detail="intent 缺 item_url,无法比对商品"
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)
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target = _normalize_item_url(item_url)
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try:
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task_detail = await gateway.get_task(task.task_id)
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except AppError as exc:
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return VerifyResult(
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VerifyVerdict.UNKNOWN, detail=f"查询任务创建时间失败:{exc.message}"
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)
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created_at_raw = task_detail.get("created_at")
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created_at = parse_order_datetime(created_at_raw) if created_at_raw else None
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if created_at is None:
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return VerifyResult(
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VerifyVerdict.UNKNOWN, detail=f"任务创建时间不可解析:{created_at_raw!r}"
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)
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try:
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window = await site.list_recent_orders(since=created_at)
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except Exception as exc: # noqa: BLE001 — 站点交互失败一律转 unknown,不重试
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return VerifyResult(
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VerifyVerdict.UNKNOWN,
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detail=f"订单列表查询失败:{type(exc).__name__}: {exc}",
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)
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matches = [
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entry
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for entry in window.entries
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if any(_normalize_item_url(it.item_url) == target for it in entry.items)
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]
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if len(matches) == 1:
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return VerifyResult(
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VerifyVerdict.ALREADY_ORDERED,
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site_order_id=matches[0].order_number,
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detail=f"订单列表命中 1 笔匹配商品的订单({matches[0].order_number})",
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)
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if len(matches) > 1:
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return VerifyResult(
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VerifyVerdict.UNKNOWN,
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detail=(
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f"订单列表命中 {len(matches)} 笔匹配商品的订单,"
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f"无法唯一确定:{[m.order_number for m in matches]}"
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),
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)
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if window.window_fully_covered:
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return VerifyResult(
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VerifyVerdict.NOT_ORDERED,
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detail="已核对任务创建时间之后的全部订单,未找到匹配商品",
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)
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return VerifyResult(
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VerifyVerdict.UNKNOWN,
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detail="订单列表未能确认翻完任务创建时间之后的全部订单",
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)
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