84 lines
2.6 KiB
Python
84 lines
2.6 KiB
Python
"""用户端 Web 自助订单创建流程（T12.3）。"""
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from __future__ import annotations
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from typing import Literal, Optional
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from pydantic import BaseModel, Field, model_validator
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from data.orders.dao import OrdersDAO
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from data.orders.models import Order, generate_order_id
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ServiceVersion = Literal["audit", "basic", "standard", "premium"]
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_SERVICE_PRICES: dict[ServiceVersion, int] = {
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"audit": 4900,
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"basic": 4900,
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"standard": 9900,
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"premium": 19900,
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}
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def service_price_for(service_version: ServiceVersion) -> int:
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return _SERVICE_PRICES[service_version]
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class PublicOrderCreate(BaseModel):
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service_version: ServiceVersion
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amount_cents: int = Field(ge=0)
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customer_name: Optional[str] = None
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customer_phone: Optional[str] = Field(default=None, min_length=1)
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customer_wechat: Optional[str] = None
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customer_email: Optional[str] = None
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candidate_name: str = Field(min_length=1)
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candidate_province: Optional[str] = None
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notes: Optional[str] = None
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@model_validator(mode="after")
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def _validate_minimal_checkout(self) -> "PublicOrderCreate":
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expected_amount = service_price_for(self.service_version)
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if self.amount_cents != expected_amount:
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raise ValueError("amount_cents 与套餐价格不一致")
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if not self.customer_phone and not self.customer_wechat:
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raise ValueError("customer_phone / customer_wechat 至少填写一个")
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return self
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class PublicOrderCreated(BaseModel):
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order_id: str
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source: str
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status: str
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service_version: str
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amount_cents: int
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next_step: str
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def create_public_order(dao: OrdersDAO, request: PublicOrderCreate) -> Order:
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order = Order(
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id=generate_order_id(),
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source="web",
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service_version=request.service_version,
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amount_cents=service_price_for(request.service_version),
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status="pending",
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customer_name=request.customer_name,
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customer_phone=request.customer_phone,
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customer_wechat=request.customer_wechat,
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customer_email=request.customer_email,
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candidate_name=request.candidate_name,
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candidate_province=request.candidate_province,
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notes=request.notes,
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tags=["web-self-service", f"package:{request.service_version}"],
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)
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return dao.create(order, actor="public_web", reason="public_create")
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def to_created_payload(order: Order) -> PublicOrderCreated:
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return PublicOrderCreated(
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order_id=order.id,
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source=order.source,
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status=order.status,
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service_version=order.service_version,
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amount_cents=order.amount_cents,
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next_step="payment",
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)
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