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rose-ash/cart/app.py
giles 3053cb321d
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Decouple PageConfig cross-domain queries + merge cart into db_market
PageConfig (db_blog) decoupling:
- Blog: add page-config, page-config-by-id, page-configs-batch data endpoints
- Blog: add update-page-config action endpoint for events payment admin
- Cart: hydrate_page, resolve_page_config, get_cart_grouped_by_page all
  fetch PageConfig from blog via HTTP instead of direct DB query
- Cart: check_sumup_status auto-fetches page_config from blog when needed
- Events: payment routes read/write PageConfig via blog HTTP endpoints
- Order model: remove cross-domain page_config ORM relationship (keep column)

Cart + Market DB merge:
- Cart tables (cart_items, orders, order_items) moved into db_market
- Cart app DATABASE_URL now points to db_market (same bounded context)
- CartItem.product / CartItem.market_place relationships work again
  (same database, no cross-domain join issues)
- Updated split-databases.sh, init-databases.sql, docker-compose.yml

Ghost sync fix:
- Wrap PostAuthor/PostTag delete+re-add in no_autoflush block
- Use synchronize_session="fetch" to keep identity map consistent
- Prevents query-invoked autoflush IntegrityError on composite PK

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-25 11:59:35 +00:00

270 lines
9.5 KiB
Python

from __future__ import annotations
import path_setup # noqa: F401 # adds shared/ to sys.path
from decimal import Decimal
from pathlib import Path
from types import SimpleNamespace
from quart import g, abort, request
from jinja2 import FileSystemLoader, ChoiceLoader
from shared.infrastructure.factory import create_base_app
from bp import (
register_cart_overview,
register_page_cart,
register_cart_global,
register_orders,
register_fragments,
register_actions,
register_data,
)
from bp.cart.services import (
get_cart,
total,
get_calendar_cart_entries,
calendar_total,
get_ticket_cart_entries,
ticket_total,
)
from bp.cart.services.page_cart import (
get_cart_for_page,
get_calendar_entries_for_page,
get_tickets_for_page,
)
from bp.cart.services.ticket_groups import group_tickets
async def _load_cart():
"""Load the full cart for the cart app (before each request)."""
g.cart = await get_cart(g.s)
async def cart_context() -> dict:
"""
Cart app context processor.
- cart / calendar_cart_entries / total / calendar_total: direct DB
(cart app owns this data)
- cart_count: derived from cart + calendar entries (for _mini.html)
- nav_tree_html: fetched from blog as fragment
When g.page_post exists, cart and calendar_cart_entries are page-scoped.
Global cart_count / cart_total stay global for cart-mini.
"""
from shared.infrastructure.context import base_context
from shared.services.navigation import get_navigation_tree
from shared.infrastructure.cart_identity import current_cart_identity
from shared.infrastructure.fragments import fetch_fragments
ctx = await base_context()
# Fallback for _nav.html when nav-tree fragment fetch fails
ctx["menu_items"] = await get_navigation_tree(g.s)
# Pre-fetch cross-app HTML fragments concurrently
user = getattr(g, "user", None)
ident = current_cart_identity()
cart_params = {}
if ident["user_id"] is not None:
cart_params["user_id"] = ident["user_id"]
if ident["session_id"] is not None:
cart_params["session_id"] = ident["session_id"]
cart_mini_html, auth_menu_html, nav_tree_html = await fetch_fragments([
("cart", "cart-mini", cart_params or None),
("account", "auth-menu", {"email": user.email} if user else None),
("blog", "nav-tree", {"app_name": "cart", "path": request.path}),
])
ctx["cart_mini_html"] = cart_mini_html
ctx["auth_menu_html"] = auth_menu_html
ctx["nav_tree_html"] = nav_tree_html
# Cart app owns cart data — use g.cart from _load_cart
all_cart = getattr(g, "cart", None) or []
all_cal = await get_calendar_cart_entries(g.s)
all_tickets = await get_ticket_cart_entries(g.s)
# Global counts for cart-mini (always global)
cart_qty = sum(ci.quantity for ci in all_cart) if all_cart else 0
ctx["cart_count"] = cart_qty + len(all_cal) + len(all_tickets)
ctx["cart_total"] = (total(all_cart) or Decimal(0)) + (calendar_total(all_cal) or Decimal(0)) + (ticket_total(all_tickets) or Decimal(0))
# Page-scoped data when viewing a page cart
page_post = getattr(g, "page_post", None)
if page_post:
page_cart = await get_cart_for_page(g.s, page_post.id)
page_cal = await get_calendar_entries_for_page(g.s, page_post.id)
page_tickets = await get_tickets_for_page(g.s, page_post.id)
ctx["cart"] = page_cart
ctx["calendar_cart_entries"] = page_cal
ctx["ticket_cart_entries"] = page_tickets
ctx["page_post"] = page_post
ctx["page_config"] = getattr(g, "page_config", None)
else:
ctx["cart"] = all_cart
ctx["calendar_cart_entries"] = all_cal
ctx["ticket_cart_entries"] = all_tickets
ctx["ticket_groups"] = group_tickets(ctx.get("ticket_cart_entries", []))
ctx["total"] = total
ctx["calendar_total"] = calendar_total
ctx["ticket_total"] = ticket_total
return ctx
def _make_page_config(raw: dict) -> SimpleNamespace:
"""Convert a page-config JSON dict to a namespace for SumUp helpers."""
return SimpleNamespace(**raw)
def create_app() -> "Quart":
from shared.services.registry import services
from services import register_domain_services
app = create_base_app(
"cart",
context_fn=cart_context,
before_request_fns=[_load_cart],
domain_services_fn=register_domain_services,
)
# App-specific templates override shared templates
app_templates = str(Path(__file__).resolve().parent / "templates")
app.jinja_loader = ChoiceLoader([
FileSystemLoader(app_templates),
app.jinja_loader,
])
app.jinja_env.globals["cart_quantity_url"] = lambda product_id: f"/quantity/{product_id}/"
app.jinja_env.globals["cart_delete_url"] = lambda product_id: f"/delete/{product_id}/"
app.register_blueprint(register_fragments())
app.register_blueprint(register_actions())
app.register_blueprint(register_data())
# --- Page slug hydration (follows events/market app pattern) ---
@app.url_value_preprocessor
def pull_page_slug(endpoint, values):
if values and "page_slug" in values:
g.page_slug = values.pop("page_slug")
@app.url_defaults
def inject_page_slug(endpoint, values):
slug = g.get("page_slug")
if slug and "page_slug" not in values:
if app.url_map.is_endpoint_expecting(endpoint, "page_slug"):
values["page_slug"] = slug
@app.before_request
async def hydrate_page():
from shared.infrastructure.data_client import fetch_data
from shared.contracts.dtos import PostDTO, dto_from_dict
slug = getattr(g, "page_slug", None)
if not slug:
return
raw = await fetch_data("blog", "post-by-slug", params={"slug": slug})
if not raw:
abort(404)
post = dto_from_dict(PostDTO, raw)
if not post or not post.is_page:
abort(404)
g.page_post = post
raw_pc = await fetch_data(
"blog", "page-config",
params={"container_type": "page", "container_id": post.id},
required=False,
)
g.page_config = _make_page_config(raw_pc) if raw_pc else None
# --- Blueprint registration ---
# Static prefixes first, dynamic (page_slug) last
# Orders blueprint
app.register_blueprint(register_orders(url_prefix="/orders"))
# Global routes (webhook, return, add — specific paths under /)
app.register_blueprint(
register_cart_global(url_prefix="/"),
url_prefix="/",
)
# Cart overview at GET /
app.register_blueprint(
register_cart_overview(url_prefix="/"),
url_prefix="/",
)
# Page cart at /<page_slug>/ (dynamic, matched last)
app.register_blueprint(
register_page_cart(url_prefix="/"),
url_prefix="/<page_slug>",
)
# --- Reconcile stale pending orders on startup ---
@app.before_serving
async def _reconcile_pending_orders():
"""Check SumUp status for orders stuck in 'pending' with a checkout ID.
Handles the case where SumUp webhooks fired while the service was down
or were rejected (e.g. CSRF). Runs once on boot.
"""
import logging
from datetime import datetime, timezone, timedelta
from sqlalchemy import select as sel
from shared.db.session import get_session
from shared.models.order import Order
from shared.infrastructure.data_client import fetch_data
from bp.cart.services.check_sumup_status import check_sumup_status
log = logging.getLogger("cart.reconcile")
try:
async with get_session() as sess:
async with sess.begin():
cutoff = datetime.now(timezone.utc) - timedelta(minutes=2)
result = await sess.execute(
sel(Order)
.where(
Order.status == "pending",
Order.sumup_checkout_id.isnot(None),
Order.created_at < cutoff,
)
.limit(50)
)
stale_orders = result.scalars().all()
if not stale_orders:
return
log.info("Reconciling %d stale pending orders", len(stale_orders))
for order in stale_orders:
try:
# Fetch page_config from blog if order has one
pc = None
if order.page_config_id:
raw_pc = await fetch_data(
"blog", "page-config-by-id",
params={"id": order.page_config_id},
required=False,
)
if raw_pc:
pc = _make_page_config(raw_pc)
await check_sumup_status(sess, order, page_config=pc)
log.info(
"Order %d reconciled: %s",
order.id, order.status,
)
except Exception:
log.exception("Failed to reconcile order %d", order.id)
except Exception:
log.exception("Order reconciliation failed")
return app
app = create_app()