feat: 安全应用采购规格解析结果 (#257)
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chengma
@@ -16,6 +16,8 @@ from .admin_gateway import (
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ClaimCapabilities,
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ClientInfo,
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RegistrationReceipt,
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SpecResolutionMatch,
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SpecResolutionReceipt,
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SubmissionReceipt,
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)
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@@ -48,6 +50,10 @@ class MockAdminGateway(AdminGateway):
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self._submissions: Dict[
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str, Tuple[str, SubmissionReceipt]
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] = {}
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self._spec_resolutions: Dict[
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str, Tuple[str, SpecResolutionReceipt]
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] = {}
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self._next_spec_resolution: Optional[SpecResolutionReceipt] = None
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self._next_error: Optional[AdminGatewayError] = None
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self._reject_next_submission = False
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self._registrations: Dict[str, Tuple[ClientInfo, ClaimCapabilities]] = {}
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@@ -170,6 +176,167 @@ class MockAdminGateway(AdminGateway):
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) -> SubmissionReceipt:
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return self._submit("failure", task_id, idempotency_key, failure)
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def set_next_spec_resolution(
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self, receipt: SpecResolutionReceipt
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) -> None:
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"""测试辅助：设置下一次新规格解析请求的业务响应。"""
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self._next_spec_resolution = deepcopy(receipt)
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@property
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def spec_resolution_count(self) -> int:
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return len(self._spec_resolutions)
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def resolve_purchase_spec(
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self,
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task_id: str,
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idempotency_key: str,
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observation: Mapping[str, Any],
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) -> SpecResolutionReceipt:
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with self._lock:
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self._raise_forced_error()
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task = self._validate_submission_target(task_id, idempotency_key)
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self._validate_spec_observation(task, idempotency_key, observation)
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fingerprint = self._fingerprint(
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"spec_resolution", task_id, observation
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)
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previous = self._spec_resolutions.get(idempotency_key)
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if previous is not None:
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old_fingerprint, receipt = previous
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if old_fingerprint != fingerprint:
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raise AdminGatewayError(
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"IDEMPOTENCY_CONFLICT",
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"相同规格解析幂等键携带了不同内容",
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False,
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)
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return deepcopy(receipt)
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receipt = self._next_spec_resolution or SpecResolutionReceipt(
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schema_version=1,
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resolution_id=str(uuid4()),
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outcome="uncertain",
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source=None,
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candidate_snapshot_hash=str(
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observation["candidate_snapshot_hash"]
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),
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match=None,
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confidence_bps=None,
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reason="Mock 未配置唯一匹配",
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resolved_at=utc_now_iso(),
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)
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self._next_spec_resolution = None
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self._spec_resolutions[idempotency_key] = (
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fingerprint,
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deepcopy(receipt),
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)
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return deepcopy(receipt)
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@staticmethod
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def _validate_spec_observation(
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task: AdminTask,
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idempotency_key: str,
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observation: Mapping[str, Any],
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) -> None:
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if task.task_type.value != "purchase":
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raise AdminGatewayError(
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"TASK_NOT_PURCHASE", "当前任务不是采购任务", False
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)
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if observation.get("schema_version") != 1:
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raise AdminGatewayError(
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"INVALID_SPEC_RESOLUTION_SCHEMA", "规格解析版本无效", False
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)
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if observation.get("task_version") != task.version:
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raise AdminGatewayError(
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"TASK_VERSION_CONFLICT", "规格解析任务版本不一致", False
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)
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payload = task.payload
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if observation.get("pdd_goods_id") != payload.get("goods_id"):
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raise AdminGatewayError(
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"PDD_GOODS_MISMATCH", "规格解析商品编号不一致", False
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)
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if dict(observation.get("original_options") or {}) != dict(
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payload.get("options") or {}
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):
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raise AdminGatewayError(
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"INVALID_SPEC_RESOLUTION_REQUEST", "原始规格不一致", False
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)
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candidates = observation.get("candidates")
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snapshot_hash = observation.get("candidate_snapshot_hash")
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selected_color = observation.get("selected_color")
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if (
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not isinstance(candidates, list)
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or not 1 <= len(candidates) <= 100
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or not isinstance(snapshot_hash, str)
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or len(snapshot_hash) != 64
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or not str(observation.get("attempt_id") or "").strip()
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):
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raise AdminGatewayError(
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"INVALID_SPEC_RESOLUTION_REQUEST", "规格候选结构无效", False
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)
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if any(
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not isinstance(candidate, Mapping)
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or candidate.get("candidate_id") != f"c{index}"
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or not isinstance(candidate.get("raw_text"), str)
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or not candidate["raw_text"]
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or dict(candidate.get("options") or {})
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!= {
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"color": selected_color,
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"size": candidate.get("raw_text"),
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}
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for index, candidate in enumerate(candidates, start=1)
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):
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raise AdminGatewayError(
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"INVALID_SPEC_RESOLUTION_REQUEST", "规格候选字段无效", False
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)
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candidate_material = "".join(
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(
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MockAdminGateway._frame("spec-resolution-v1"),
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MockAdminGateway._frame(str(observation["pdd_goods_id"])),
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MockAdminGateway._frame(str(selected_color)),
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MockAdminGateway._frame(str(len(candidates))),
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*(
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"".join(
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MockAdminGateway._frame(str(value))
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for value in (
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candidate.get("candidate_id"),
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candidate.get("raw_text"),
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(candidate.get("options") or {}).get("color"),
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(candidate.get("options") or {}).get("size"),
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)
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)
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for candidate in candidates
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if isinstance(candidate, Mapping)
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),
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)
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)
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expected_snapshot_hash = hashlib.sha256(
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candidate_material.encode("utf-8")
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).hexdigest()
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if snapshot_hash != expected_snapshot_hash:
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raise AdminGatewayError(
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"SPEC_RESOLUTION_HASH_MISMATCH", "候选快照哈希不一致", False
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)
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identity = "".join(
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MockAdminGateway._frame(str(value))
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for value in (
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task.task_id,
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observation["attempt_id"],
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snapshot_hash,
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"spec-resolution-v1",
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)
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)
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expected_key = "spec-resolution-v1:" + hashlib.sha256(
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identity.encode("utf-8")
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).hexdigest()
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if idempotency_key != expected_key:
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raise AdminGatewayError(
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"SPEC_RESOLUTION_HASH_MISMATCH", "规格解析幂等键不一致", False
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)
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@staticmethod
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def _frame(value: str) -> str:
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return f"{len(value.encode('utf-8'))}:{value}"
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def _submit(
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self,
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submission_type: str,
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