9cba422aa9
Templates were accessing entry.calendar.name/slug/post via ORM relationships, but these entries are now CalendarEntryDTOs. Use flat fields instead (calendar_name, calendar_slug, etc.). Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
116 lines
3.1 KiB
Python
116 lines
3.1 KiB
Python
"""Frozen dataclasses for cross-domain data transfer.
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These are the *only* shapes that cross domain boundaries. Consumers never
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see ORM model instances from another domain — only these DTOs.
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"""
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from __future__ import annotations
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from dataclasses import dataclass, field
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from datetime import datetime
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from decimal import Decimal
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# ---------------------------------------------------------------------------
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# Blog domain
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# ---------------------------------------------------------------------------
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@dataclass(frozen=True, slots=True)
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class PostDTO:
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id: int
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slug: str
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title: str
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status: str
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visibility: str
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is_page: bool = False
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feature_image: str | None = None
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html: str | None = None
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excerpt: str | None = None
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custom_excerpt: str | None = None
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published_at: datetime | None = None
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# ---------------------------------------------------------------------------
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# Calendar / Events domain
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# ---------------------------------------------------------------------------
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@dataclass(frozen=True, slots=True)
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class CalendarDTO:
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id: int
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container_type: str
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container_id: int
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name: str
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slug: str
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description: str | None = None
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@dataclass(frozen=True, slots=True)
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class CalendarEntryDTO:
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id: int
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calendar_id: int
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name: str
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start_at: datetime
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state: str
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cost: Decimal
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end_at: datetime | None = None
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user_id: int | None = None
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session_id: str | None = None
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order_id: int | None = None
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slot_id: int | None = None
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ticket_price: Decimal | None = None
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ticket_count: int | None = None
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calendar_name: str | None = None
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calendar_slug: str | None = None
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calendar_container_id: int | None = None
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calendar_container_type: str | None = None
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# ---------------------------------------------------------------------------
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# Market domain
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# ---------------------------------------------------------------------------
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@dataclass(frozen=True, slots=True)
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class MarketPlaceDTO:
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id: int
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container_type: str
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container_id: int
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name: str
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slug: str
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description: str | None = None
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@dataclass(frozen=True, slots=True)
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class ProductDTO:
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id: int
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slug: str
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title: str | None = None
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image: str | None = None
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description_short: str | None = None
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rrp: Decimal | None = None
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regular_price: Decimal | None = None
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special_price: Decimal | None = None
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# ---------------------------------------------------------------------------
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# Cart domain
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# ---------------------------------------------------------------------------
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@dataclass(frozen=True, slots=True)
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class CartItemDTO:
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id: int
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product_id: int
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quantity: int
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product_title: str | None = None
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product_slug: str | None = None
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product_image: str | None = None
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unit_price: Decimal | None = None
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market_place_id: int | None = None
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@dataclass(frozen=True, slots=True)
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class CartSummaryDTO:
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count: int = 0
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total: Decimal = Decimal("0")
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calendar_count: int = 0
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calendar_total: Decimal = Decimal("0")
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items: list[CartItemDTO] = field(default_factory=list)
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