Coverage for polar/checkout_link/service.py: 18%
118 statements
« prev ^ index » next coverage.py v7.10.6, created at 2025-12-05 15:52 +0000
1import uuid 1a
2from collections.abc import Sequence 1a
3from typing import Any, cast 1a
5from sqlalchemy import UnaryExpression, asc, desc 1a
6from sqlalchemy.orm import contains_eager 1a
8from polar.auth.models import AuthSubject 1a
9from polar.checkout_link.repository import CheckoutLinkRepository 1a
10from polar.discount.service import discount as discount_service 1a
11from polar.exceptions import PolarRequestValidationError, ValidationError 1a
12from polar.kit.crypto import generate_token 1a
13from polar.kit.pagination import PaginationParams 1a
14from polar.kit.services import ResourceServiceReader 1a
15from polar.kit.sorting import Sorting 1a
16from polar.models import ( 1a
17 CheckoutLink,
18 CheckoutLinkProduct,
19 Discount,
20 Organization,
21 Product,
22 ProductPrice,
23 User,
24)
25from polar.postgres import AsyncSession 1a
26from polar.product.repository import ProductPriceRepository, ProductRepository 1a
27from polar.product.service import product as product_service 1a
29from .schemas import ( 1a
30 CheckoutLinkCreate,
31 CheckoutLinkCreateProduct,
32 CheckoutLinkCreateProductPrice,
33 CheckoutLinkCreateProducts,
34 CheckoutLinkUpdate,
35)
36from .sorting import CheckoutLinkSortProperty 1a
38CHECKOUT_LINK_CLIENT_SECRET_PREFIX = "polar_cl_" 1a
41class CheckoutLinkService(ResourceServiceReader[CheckoutLink]): 1a
42 async def list( 1a
43 self,
44 session: AsyncSession,
45 auth_subject: AuthSubject[User | Organization],
46 *,
47 organization_id: Sequence[uuid.UUID] | None = None,
48 product_id: Sequence[uuid.UUID] | None = None,
49 pagination: PaginationParams,
50 sorting: list[Sorting[CheckoutLinkSortProperty]] = [
51 (CheckoutLinkSortProperty.created_at, False)
52 ],
53 ) -> tuple[Sequence[CheckoutLink], int]:
54 repository = CheckoutLinkRepository.from_session(session)
55 statement = repository.get_readable_statement(auth_subject)
56 checkout_link_product_load = None
58 if organization_id is not None:
59 statement = statement.where(
60 CheckoutLink.organization_id.in_(organization_id)
61 )
63 if product_id is not None:
64 statement = statement.join(
65 CheckoutLinkProduct,
66 onclause=CheckoutLinkProduct.checkout_link_id == CheckoutLink.id,
67 ).where(CheckoutLinkProduct.product_id.in_(product_id))
68 checkout_link_product_load = contains_eager(
69 CheckoutLink.checkout_link_products
70 )
72 order_by_clauses: list[UnaryExpression[Any]] = []
73 for criterion, is_desc in sorting:
74 clause_function = desc if is_desc else asc
75 if criterion == CheckoutLinkSortProperty.created_at:
76 order_by_clauses.append(clause_function(CheckoutLink.created_at))
77 elif criterion == CheckoutLinkSortProperty.label:
78 order_by_clauses.append(clause_function(CheckoutLink.label))
79 elif criterion == CheckoutLinkSortProperty.success_url:
80 order_by_clauses.append(clause_function(CheckoutLink._success_url))
81 elif criterion == CheckoutLinkSortProperty.allow_discount_codes:
82 order_by_clauses.append(
83 clause_function(CheckoutLink.allow_discount_codes)
84 )
85 statement = statement.order_by(*order_by_clauses)
87 statement = statement.options(
88 *repository.get_eager_options(
89 checkout_link_product_load=checkout_link_product_load
90 )
91 )
93 return await repository.paginate(
94 statement, limit=pagination.limit, page=pagination.page
95 )
97 async def get_by_id( 1a
98 self,
99 session: AsyncSession,
100 auth_subject: AuthSubject[User | Organization],
101 id: uuid.UUID,
102 ) -> CheckoutLink | None:
103 repository = CheckoutLinkRepository.from_session(session)
104 statement = (
105 repository.get_readable_statement(auth_subject)
106 .where(CheckoutLink.id == id)
107 .options(*repository.get_eager_options())
108 )
109 return await repository.get_one_or_none(statement)
111 async def create( 1a
112 self,
113 session: AsyncSession,
114 checkout_link_create: CheckoutLinkCreate,
115 auth_subject: AuthSubject[User | Organization],
116 ) -> CheckoutLink:
117 if isinstance(checkout_link_create, CheckoutLinkCreateProducts):
118 products = await self._get_validated_products(
119 session, checkout_link_create.products, auth_subject
120 )
121 elif isinstance(checkout_link_create, CheckoutLinkCreateProduct):
122 products = await self._get_validated_products(
123 session, [checkout_link_create.product_id], auth_subject
124 )
125 elif isinstance(checkout_link_create, CheckoutLinkCreateProductPrice):
126 product, _ = await self._get_validated_price(
127 session, checkout_link_create.product_price_id, auth_subject
128 )
129 products = [product]
130 organization = products[0].organization
132 discount: Discount | None = None
133 if checkout_link_create.discount_id is not None:
134 discount = await self._get_validated_discount(
135 session, checkout_link_create.discount_id, organization, products
136 )
138 checkout_link = CheckoutLink(
139 client_secret=generate_token(prefix=CHECKOUT_LINK_CLIENT_SECRET_PREFIX),
140 organization=organization,
141 discount=discount,
142 checkout_link_products=[
143 CheckoutLinkProduct(product=product, order=i)
144 for i, product in enumerate(products)
145 ],
146 **checkout_link_create.model_dump(
147 exclude={
148 "products",
149 "product_id",
150 "product_price_id",
151 "discount_id",
152 },
153 by_alias=True,
154 ),
155 )
157 repository = CheckoutLinkRepository.from_session(session)
158 return await repository.create(checkout_link)
160 async def update( 1a
161 self,
162 session: AsyncSession,
163 checkout_link: CheckoutLink,
164 checkout_link_update: CheckoutLinkUpdate,
165 auth_subject: AuthSubject[User | Organization],
166 ) -> CheckoutLink:
167 if checkout_link_update.products is not None:
168 products = await self._get_validated_products(
169 session, checkout_link_update.products, auth_subject
170 )
171 if checkout_link.organization_id != products[0].organization_id:
172 raise PolarRequestValidationError(
173 [
174 {
175 "type": "value_error",
176 "loc": ("body", "products"),
177 "msg": (
178 "Products don't belong to "
179 "the checkout link's organization."
180 ),
181 "input": checkout_link_update.products,
182 }
183 ]
184 )
185 checkout_link.checkout_link_products = []
186 await session.flush()
187 checkout_link.checkout_link_products = [
188 CheckoutLinkProduct(product=product, order=i)
189 for i, product in enumerate(products)
190 ]
192 if "discount_id" in checkout_link_update.model_fields_set:
193 if checkout_link_update.discount_id is None:
194 checkout_link.discount = None
195 else:
196 discount = await self._get_validated_discount(
197 session,
198 checkout_link_update.discount_id,
199 checkout_link.organization,
200 checkout_link.products,
201 )
202 checkout_link.discount = discount
204 repository = CheckoutLinkRepository.from_session(session)
205 return await repository.update(
206 checkout_link,
207 update_dict=checkout_link_update.model_dump(
208 exclude_unset=True,
209 exclude={"products", "discount_id"},
210 by_alias=True,
211 ),
212 )
214 async def delete( 1a
215 self, session: AsyncSession, checkout_link: CheckoutLink
216 ) -> CheckoutLink:
217 repository = CheckoutLinkRepository.from_session(session)
218 return await repository.soft_delete(checkout_link)
220 async def _get_validated_products( 1a
221 self,
222 session: AsyncSession,
223 product_ids: Sequence[uuid.UUID],
224 auth_subject: AuthSubject[User | Organization],
225 ) -> Sequence[Product]:
226 products: list[Product] = []
227 errors: list[ValidationError] = []
229 for index, product_id in enumerate(product_ids):
230 product = await product_service.get(session, auth_subject, product_id)
232 if product is None:
233 errors.append(
234 {
235 "type": "value_error",
236 "loc": ("body", "products", index),
237 "msg": "Product does not exist.",
238 "input": product_id,
239 }
240 )
241 continue
243 if product.is_archived:
244 errors.append(
245 {
246 "type": "value_error",
247 "loc": ("body", "products", index),
248 "msg": "Product is archived.",
249 "input": product_id,
250 }
251 )
252 continue
254 products.append(product)
256 organization_ids = {product.organization_id for product in products}
257 if len(organization_ids) > 1:
258 errors.append(
259 {
260 "type": "value_error",
261 "loc": ("body", "products"),
262 "msg": "Products must all belong to the same organization.",
263 "input": products,
264 }
265 )
267 if len(errors) > 0:
268 raise PolarRequestValidationError(errors)
270 return products
272 async def _get_validated_price( 1a
273 self,
274 session: AsyncSession,
275 price_id: uuid.UUID,
276 auth_subject: AuthSubject[User | Organization],
277 ) -> tuple[Product, ProductPrice]:
278 product_price_repository = ProductPriceRepository.from_session(session)
279 price = await product_price_repository.get_readable_by_id(
280 price_id, auth_subject
281 )
283 if price is None:
284 raise PolarRequestValidationError(
285 [
286 {
287 "type": "value_error",
288 "loc": ("body", "product_price_id"),
289 "msg": "Price does not exist.",
290 "input": price_id,
291 }
292 ]
293 )
295 if price.is_archived:
296 raise PolarRequestValidationError(
297 [
298 {
299 "type": "value_error",
300 "loc": ("body", "product_price_id"),
301 "msg": "Price is archived.",
302 "input": price_id,
303 }
304 ]
305 )
307 product = price.product
308 if product.is_archived:
309 raise PolarRequestValidationError(
310 [
311 {
312 "type": "value_error",
313 "loc": ("body", "product_price_id"),
314 "msg": "Product is archived.",
315 "input": price_id,
316 }
317 ]
318 )
320 product_repository = ProductRepository.from_session(session)
321 product = cast(
322 Product,
323 await product_repository.get_by_id(
324 product.id, options=product_repository.get_eager_options()
325 ),
326 )
327 return (product, price)
329 async def _get_validated_discount( 1a
330 self,
331 session: AsyncSession,
332 discount_id: uuid.UUID,
333 organization: Organization,
334 products: Sequence[Product],
335 ) -> Discount:
336 discount = await discount_service.get_by_id_and_organization(
337 session,
338 discount_id,
339 organization,
340 products=products,
341 redeemable=False,
342 )
344 if discount is None:
345 raise PolarRequestValidationError(
346 [
347 {
348 "type": "value_error",
349 "loc": ("body", "discount_id"),
350 "msg": (
351 "Discount does not exist or "
352 "is not applicable to this product."
353 ),
354 "input": discount_id,
355 }
356 ]
357 )
359 return discount
362checkout_link = CheckoutLinkService(CheckoutLink) 1a