af175d88dd
standardize typed error responses across draft, pricing and publish endpoints reduce contract drift between related flows keep client-side handling more predictable and consistent
59 lines
2.0 KiB
Python
59 lines
2.0 KiB
Python
from app.repositories.scheme_versions import get_current_scheme_version
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from app.repositories.schemes import get_scheme_record_by_scheme_id
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from app.services.api_errors import raise_conflict
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def build_stale_draft_version_detail(
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*,
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expected_scheme_version_id: str,
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actual_scheme_version_id: str,
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) -> dict:
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return {
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"code": "stale_draft_version",
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"message": "Draft scheme version is stale. Reload current draft state before applying mutation.",
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"expected_scheme_version_id": expected_scheme_version_id,
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"actual_scheme_version_id": actual_scheme_version_id,
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}
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async def get_current_draft_context(
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scheme_id: str,
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expected_scheme_version_id: str | None = None,
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):
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scheme = await get_scheme_record_by_scheme_id(scheme_id)
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version = await get_current_scheme_version(
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scheme_id=scheme.scheme_id,
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current_version_number=scheme.current_version_number,
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)
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if version.status != "draft" or scheme.status != "draft":
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raise_conflict(
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code="draft_not_editable",
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message="Current scheme version is not editable because it is not in draft state",
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scheme_status=scheme.status,
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scheme_version_status=version.status,
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actual_scheme_version_id=version.scheme_version_id,
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)
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if expected_scheme_version_id and expected_scheme_version_id != version.scheme_version_id:
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raise_conflict(**build_stale_draft_version_detail(
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expected_scheme_version_id=expected_scheme_version_id,
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actual_scheme_version_id=version.scheme_version_id,
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))
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return scheme, version
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async def validate_expected_draft_version_if_provided(
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scheme_id: str,
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expected_scheme_version_id: str | None,
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):
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if not expected_scheme_version_id:
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return None
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scheme, version = await get_current_draft_context(
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scheme_id=scheme_id,
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expected_scheme_version_id=expected_scheme_version_id,
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)
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return scheme, version
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