Coverage for src/couchers/notifications/render.py: 88%

1import logging 

2from dataclasses import dataclass 

3 

4from couchers import urls 

5from couchers.notifications.unsubscribe import generate_unsub_topic_action 

6from couchers.templates.v2 import v2avatar, v2date, v2esc, v2phone, v2timestamp 

7from couchers.utils import now, to_aware_datetime 

8from proto import notification_data_pb2 

9 

10logger = logging.getLogger(__name__) 

11 

12 

13@dataclass(kw_only=True) 

14class RenderedNotification: 

15 # whether the notification is critical and cannot be turned off 

16 is_critical: bool = False 

17 # email subject 

18 email_subject: str 

19 # shows up when listing emails in many clients 

20 email_preview: str 

21 # corresponds to .mjml + .txt file in templates/v2 

22 email_template_name: str 

23 # other template args 

24 email_template_args: dict 

25 # the link label on the topic_action unsubscribe link 

26 email_topic_action_unsubscribe_text: str = None 

27 # the link label on the topic_key unsubscribe link 

28 email_topic_key_unsubscribe_text: str = None 

29 # url to unsubscribe with one click 

30 email_list_unsubscribe_url: str = None 

31 # push notification title 

32 push_title: str 

33 # push notification content 

34 push_body: str 

35 # url to an icon for push notifications 

36 push_icon: str 

37 # url to where clicking on the notification should take you 

38 push_url: str 

39 

40 

41def render_notification(user, notification) -> RenderedNotification: 

42 data = notification.topic_action.data_type.FromString(notification.data) 

43 if notification.topic == "host_request": 

44 view_link = urls.host_request(host_request_id=data.host_request.host_request_id) 

45 if notification.action == "missed_messages": 

46 their_your = "their" if data.am_host else "your" 

47 other = data.user 

48 # "declined your host request", or similar 

49 message = f"{other.name} sent you message(s) in {their_your} host request" 

50 return RenderedNotification( 

51 email_subject=message, 

52 email_preview=message, 

53 email_template_name="host_request__plain", 

54 email_template_args={ 

55 "view_link": view_link, 

56 "host_request": data.host_request, 

57 "message": message, 

58 "other": other, 

59 }, 

60 email_topic_action_unsubscribe_text="missed messages in host requests", 

61 push_title=message, 

62 push_body="Check the app for more info.", 

63 push_icon=v2avatar(other), 

64 push_url=view_link, 

65 ) 

66 elif notification.action in ["create", "message"]: 

67 if notification.action == "create": 

68 other = data.surfer 

69 message = f"{other.name} sent you a host request" 

70 topic_action_unsub_text = "new host requests" 

71 elif notification.action == "message": 

72 other = data.user 

73 if data.am_host: 

74 message = f"{other.name} sent you a message in their host request" 

75 else: 

76 message = f"{other.name} sent you a message in your host request" 

77 topic_action_unsub_text = "messages in host request" 

78 return RenderedNotification( 

79 email_subject=message, 

80 email_preview=message, 

81 email_template_name="host_request__message", 

82 email_template_args={ 

83 "view_link": view_link, 

84 "host_request": data.host_request, 

85 "message": message, 

86 "other": other, 

87 "text": data.text, 

88 }, 

89 email_topic_action_unsubscribe_text=topic_action_unsub_text, 

90 push_title=f"{message}", 

91 push_body=f"Dates: {v2date(data.host_request.from_date, user)} to {v2date(data.host_request.to_date, user)}.\n\n{data.text}", 

92 push_icon=v2avatar(other), 

93 push_url=view_link, 

94 ) 

95 elif notification.action in ["accept", "reject", "confirm", "cancel"]: 

96 if notification.action in ["accept", "reject"]: 

97 other = data.host 

98 their_your = "your" 

99 else: 

100 other = data.surfer 

101 their_your = "their" 

102 actioned = { 

103 "accept": "accepted", 

104 "reject": "declined", 

105 "confirm": "confirmed", 

106 "cancel": "cancelled", 

107 }[notification.action] 

108 # "declined your host request", or similar 

109 message = f"{other.name} {actioned} {their_your} host request" 

110 return RenderedNotification( 

111 email_subject=message, 

112 email_preview=message, 

113 email_template_name="host_request__plain", 

114 email_template_args={ 

115 "view_link": view_link, 

116 "host_request": data.host_request, 

117 "message": message, 

118 "other": other, 

119 }, 

120 email_topic_action_unsubscribe_text=f"{actioned} host requests", 

121 push_title=message, 

122 push_body="Check the app for more info.", 

123 push_icon=v2avatar(other), 

124 push_url=view_link, 

125 ) 

126 elif notification.topic_action.display == "password:change": 

127 title = "Your password was changed" 

128 message = "Your login password for Couchers.org was changed." 

129 return RenderedNotification( 

130 is_critical=True, 

131 email_subject=title, 

132 email_preview=message, 

133 email_template_name="security", 

134 email_template_args={ 

135 "title": title, 

136 "message": message, 

137 }, 

138 push_title=title, 

139 push_body=message, 

140 push_icon=urls.icon_url(), 

141 push_url=urls.account_settings_link(), 

142 ) 

143 elif notification.topic_action.display == "password_reset:start": 

144 message = "Someone initiated a password change on your account." 

145 return RenderedNotification( 

146 is_critical=True, 

147 email_subject="Reset your Couchers.org password", 

148 email_preview=message, 

149 email_template_name="password_reset", 

150 email_template_args={ 

151 "password_reset_link": urls.password_reset_link(password_reset_token=data.password_reset_token) 

152 }, 

153 push_title="A password reset was initiated on your account", 

154 push_body=message, 

155 push_icon=urls.icon_url(), 

156 push_url=urls.account_settings_link(), 

157 ) 

158 elif notification.topic_action.display == "password_reset:complete": 

159 title = "Your password was successfully reset" 

160 message = "Your password on Couchers.org was changed. If that was you, then no further action is needed." 

161 return RenderedNotification( 

162 is_critical=True, 

163 email_subject=title, 

164 email_preview=title, 

165 email_template_name="security", 

166 email_template_args={ 

167 "title": title, 

168 "message": message, 

169 }, 

170 push_title=title, 

171 push_body=message, 

172 push_icon=urls.icon_url(), 

173 push_url=urls.account_settings_link(), 

174 ) 

175 elif notification.topic_action.display == "email_address:change": 

176 title = "An email change was initiated on your account" 

177 message = f"An email change to the email <b>{data.new_email}</b> was initiated on your account." 

178 message_plain = f"An email change to the email {data.new_email} was initiated on your account." 

179 return RenderedNotification( 

180 is_critical=True, 

181 email_subject=title, 

182 email_preview=title, 

183 email_template_name="security", 

184 email_template_args={ 

185 "title": title, 

186 "message": message, 

187 }, 

188 push_title=title, 

189 push_body=message_plain, 

190 push_icon=urls.icon_url(), 

191 push_url=urls.account_settings_link(), 

192 ) 

193 elif notification.topic_action.display == "email_address:verify": 

194 title = "Email change completed" 

195 message = "Your new email address has been verified." 

196 return RenderedNotification( 

197 is_critical=True, 

198 email_subject=title, 

199 email_preview=message, 

200 email_template_name="security", 

201 email_template_args={ 

202 "title": title, 

203 "message": message, 

204 }, 

205 push_title=title, 

206 push_body=message, 

207 push_icon=urls.icon_url(), 

208 push_url=urls.account_settings_link(), 

209 ) 

210 elif notification.topic_action.display == "phone_number:change": 

211 title = "Phone verification started" 

212 message = f"You started phone number verification with the number <b>{v2phone(data.phone)}</b>." 

213 message_plain = f"You started phone number verification with the number {v2phone(data.phone)}." 

214 return RenderedNotification( 

215 is_critical=True, 

216 email_subject=title, 

217 email_preview=message, 

218 email_template_name="security", 

219 email_template_args={ 

220 "title": title, 

221 "message": message, 

222 }, 

223 push_title=title, 

224 push_body=message_plain, 

225 push_icon=urls.icon_url(), 

226 push_url=urls.feature_preview_link(), 

227 ) 

228 elif notification.topic_action.display == "phone_number:verify": 

229 title = "Phone successfully verified" 

230 message = f"Your phone was successfully verified as <b>{v2phone(data.phone)}</b> on Couchers.org." 

231 message_plain = f"Your phone was successfully verified as {v2phone(data.phone)} on Couchers.org." 

232 return RenderedNotification( 

233 is_critical=True, 

234 email_subject=title, 

235 email_preview=message_plain, 

236 email_template_name="security", 

237 email_template_args={ 

238 "title": title, 

239 "message": message, 

240 }, 

241 push_title=title, 

242 push_body=message_plain, 

243 push_icon=urls.icon_url(), 

244 push_url=urls.feature_preview_link(), 

245 ) 

246 elif notification.topic_action.display == "gender:change": 

247 title = "Your gender was changed" 

248 message = f"Your gender on Couchers.org was changed to <b>{data.gender}</b> by an admin." 

249 message_plain = f"Your gender on Couchers.org was changed to {data.gender} by an admin." 

250 return RenderedNotification( 

251 is_critical=True, 

252 email_subject=title, 

253 email_preview=message_plain, 

254 email_template_name="security", 

255 email_template_args={ 

256 "title": title, 

257 "message": message, 

258 }, 

259 push_title=title, 

260 push_body=message_plain, 

261 push_icon=urls.icon_url(), 

262 push_url=urls.account_settings_link(), 

263 ) 

264 elif notification.topic_action.display == "birthdate:change": 

265 title = "Your date of birth was changed" 

266 message = ( 

267 f"Your date of birth on Couchers.org was changed to <b>{v2date(data.birthdate, user)}</b> by an admin." 

268 ) 

269 message_plain = f"Your date of birth on Couchers.org was changed to {v2date(data.birthdate, user)} by an admin." 

270 return RenderedNotification( 

271 is_critical=True, 

272 email_subject=title, 

273 email_preview=message_plain, 

274 email_template_name="security", 

275 email_template_args={ 

276 "title": title, 

277 "message": message, 

278 }, 

279 push_title=title, 

280 push_body=message_plain, 

281 push_icon=urls.icon_url(), 

282 push_url=urls.account_settings_link(), 

283 ) 

284 elif notification.topic_action.display == "api_key:create": 

285 return RenderedNotification( 

286 is_critical=True, 

287 email_subject="Your API key for Couchers.org", 

288 email_preview="We have issued you an API key as per your request.", 

289 email_template_name="api_key", 

290 email_template_args={ 

291 "api_key": data.api_key, 

292 "expiry": data.expiry, 

293 }, 

294 push_title="An API key was created for your account", 

295 push_body="Details were sent to you via email.", 

296 push_icon=urls.icon_url(), 

297 push_url=urls.app_link(), 

298 ) 

299 elif notification.topic_action.display in ["badge:add", "badge:remove"]: 

300 actioned = "added to" if notification.action == "add" else "removed from" 

301 title = f"The {data.badge_name} badge was {actioned} your profile" 

302 return RenderedNotification( 

303 email_subject=title, 

304 email_preview=title, 

305 email_template_name="badge", 

306 email_template_args={ 

307 "badge_name": data.badge_name, 

308 "actioned": actioned, 

309 "unsub_type": "badge additions" if notification.action == "add" else "badge removals", 

310 }, 

311 email_topic_action_unsubscribe_text="badge additions" if notification.action == "add" else "badge removals", 

312 push_title=title, 

313 push_body=( 

314 "Check out your profile to see the new badge!" 

315 if notification.action == "add" 

316 else "You can see all your badges on your profile." 

317 ), 

318 push_icon=urls.icon_url(), 

319 push_url=urls.profile_link(), 

320 email_list_unsubscribe_url=generate_unsub_topic_action(notification), 

321 ) 

322 elif notification.topic_action.display == "donation:received": 

323 title = "Thank you for your donation to Couchers.org!" 

324 message = f"Thank you so much for your donation of ${data.amount} to Couchers.org." 

325 return RenderedNotification( 

326 is_critical=True, 

327 email_subject=title, 

328 email_preview=message, 

329 email_template_name="donation_received", 

330 email_template_args={ 

331 "amount": data.amount, 

332 "receipt_url": data.receipt_url, 

333 }, 

334 push_title=title, 

335 push_body=message, 

336 push_icon=urls.icon_url(), 

337 push_url=data.receipt_url, 

338 ) 

339 elif notification.topic_action.display == "friend_request:create": 

340 other = data.other_user 

341 preview = f"You've received a friend request from {other.name}" 

342 return RenderedNotification( 

343 email_subject=f"{other.name} wants to be your friend on Couchers.org!", 

344 email_preview=preview, 

345 email_template_name="friend_request", 

346 email_template_args={ 

347 "friend_requests_link": urls.friend_requests_link(), 

348 "other": other, 

349 }, 

350 email_topic_action_unsubscribe_text="new friend requests", 

351 push_title=f"{other.name} wants to be your friend", 

352 push_body=preview, 

353 push_icon=v2avatar(other), 

354 push_url=urls.friend_requests_link(), 

355 ) 

356 elif notification.topic_action.display == "friend_request:accept": 

357 other = data.other_user 

358 title = f"{other.name} accepted your friend request!" 

359 preview = f"{v2esc(other.name)} has accepted your friend request" 

360 return RenderedNotification( 

361 email_subject=title, 

362 email_preview=preview, 

363 email_template_name="friend_request_accepted", 

364 email_template_args={ 

365 "other_user_link": urls.user_link(username=other.username), 

366 "other": other, 

367 }, 

368 email_topic_action_unsubscribe_text="accepted friend requests", 

369 push_title=title, 

370 push_body=preview, 

371 push_icon=v2avatar(other), 

372 push_url=urls.user_link(username=other.username), 

373 ) 

374 elif notification.topic_action.display == "account_deletion:start": 

375 return RenderedNotification( 

376 is_critical=True, 

377 email_subject="Confirm your Couchers.org account deletion", 

378 email_preview="Please confirm that you want to delete your Couchers.org account.", 

379 email_template_name="account_deletion_start", 

380 email_template_args={ 

381 "deletion_link": urls.delete_account_link(account_deletion_token=data.deletion_token), 

382 }, 

383 push_title="Account deletion initiated", 

384 push_body="Someone initiated the deletion of your Couchers.org account. To delete your account, please follow the link in the email we sent you.", 

385 push_icon=urls.icon_url(), 

386 push_url=urls.app_link(), 

387 ) 

388 elif notification.topic_action.display == "account_deletion:complete": 

389 title = "Your Couchers.org account has been deleted" 

390 return RenderedNotification( 

391 is_critical=True, 

392 email_subject=title, 

393 email_preview="We have deleted your Couchers.org account, to undo, follow the link in this email.", 

394 email_template_name="account_deletion_complete", 

395 email_template_args={ 

396 "undelete_link": urls.recover_account_link(account_undelete_token=data.undelete_token), 

397 "days": data.undelete_days, 

398 }, 

399 push_title=title, 

400 push_body=f"You can still undo this by following the link we emailed to you within {data.undelete_days} days.", 

401 push_icon=urls.icon_url(), 

402 push_url=urls.app_link(), 

403 ) 

404 elif notification.topic_action.display == "account_deletion:recovered": 

405 title = "Your Couchers.org account has been recovered!" 

406 subtitle = "We have recovered your Couchers.org account as per your request! Welcome back!" 

407 return RenderedNotification( 

408 is_critical=True, 

409 email_subject=title, 

410 email_preview=subtitle, 

411 email_template_name="account_deletion_recovered", 

412 email_template_args={ 

413 "app_link": urls.app_link(), 

414 }, 

415 push_title=title, 

416 push_body=subtitle, 

417 push_icon=urls.icon_url(), 

418 push_url=urls.app_link(), 

419 ) 

420 elif notification.topic_action.display == "chat:message": 

421 return RenderedNotification( 

422 email_subject=data.message, 

423 email_preview="You received a message on Couchers.org!", 

424 email_template_name="chat_message", 

425 email_template_args={ 

426 "author": data.author, 

427 "message": data.message, 

428 "text": data.text, 

429 "view_link": urls.chat_link(chat_id=data.group_chat_id), 

430 }, 

431 email_topic_action_unsubscribe_text="new chat messages", 

432 email_topic_key_unsubscribe_text="this chat (mute)", 

433 push_title=data.message, 

434 push_body=data.text, 

435 push_icon=v2avatar(data.author), 

436 push_url=urls.chat_link(chat_id=data.group_chat_id), 

437 ) 

438 elif notification.topic_action.display == "chat:missed_messages": 

439 return RenderedNotification( 

440 email_subject="You have unseen messages on Couchers.org!", 

441 email_preview="You missed some messages on the platform.", 

442 email_template_name="chat_unseen_messages", 

443 email_template_args={ 

444 "items": [ 

445 { 

446 "author": item.author, 

447 "message": item.message, 

448 "text": item.text, 

449 "view_link": urls.chat_link(chat_id=item.group_chat_id), 

450 } 

451 for item in data.messages 

452 ] 

453 }, 

454 email_topic_action_unsubscribe_text="unseen chat messages", 

455 push_title="You have unseen messages on Couchers.org", 

456 push_body="Please check out any messages you missed.", 

457 push_icon=urls.icon_url(), 

458 push_url=urls.messages_link(), 

459 ) 

460 elif notification.topic == "event": 

461 event = data.event 

462 time_display = f"{v2timestamp(event.start_time, user)} - {v2timestamp(event.end_time, user)}" 

463 event_link = urls.event_link(occurrence_id=event.event_id, slug=event.slug) 

464 if notification.action in ["create_approved", "create_any"]: 

465 body = f"{time_display}\n" 

466 body += f"Invited by {data.inviting_user.name}\n\n" 

467 body += event.content 

468 community_link = ( 

469 urls.community_link(node_id=data.in_community.community_id, slug=data.in_community.slug) 

470 if data.in_community 

471 else None 

472 ) 

473 return RenderedNotification( 

474 email_subject=f'{data.inviting_user.name} invited you to "{event.title}"', 

475 email_preview="You've been invited to a new event on Couchers.org!", 

476 email_template_name="event_create", 

477 email_template_args={ 

478 "inviting_user": data.inviting_user, 

479 "time_display": time_display, 

480 "nearby": "nearby" if data.nearby else None, 

481 "community": data.in_community if data.in_community else None, 

482 "community_link": community_link, 

483 "nearby_or_community_text_plain": ( 

484 "nearby" if data.nearby else f"in the {data.in_community.name} community" 

485 ), 

486 "event": event, 

487 "view_link": event_link, 

488 }, 

489 email_topic_action_unsubscribe_text=( 

490 "new events by community members" 

491 if notification.action == "create_any" 

492 else "new events approved by moderators" 

493 ), 

494 push_title=f'{data.inviting_user.name} invited you to "{event.title}"', 

495 push_body=body, 

496 push_icon=v2avatar(data.inviting_user), 

497 push_url=event_link, 

498 ) 

499 elif notification.action == "update": 

500 updated_text = ", ".join(data.updated_items) 

501 body = f"{time_display}\n" 

502 body += f"{data.updating_user.name} updated: {updated_text}\n\n" 

503 body += event.content 

504 return RenderedNotification( 

505 email_subject=f'{data.updating_user.name} updated "{event.title}"', 

506 email_preview="An event you are subscribed to was updated.", 

507 email_template_name="event_update", 

508 email_template_args={ 

509 "updating_user": data.updating_user, 

510 "time_display": time_display, 

511 "event": event, 

512 "updated_text": updated_text, 

513 "view_link": event_link, 

514 }, 

515 email_topic_action_unsubscribe_text="event updates", 

516 push_title=f'{data.updating_user.name} updated "{event.title}"', 

517 push_body=body, 

518 push_icon=v2avatar(data.updating_user), 

519 push_url=event_link, 

520 ) 

521 elif notification.action == "cancel": 

522 body = f"{time_display}\n" 

523 body += f"The event has been cancelled by {data.cancelling_user.name}.\n\n" 

524 body += event.content 

525 return RenderedNotification( 

526 email_subject=f'{data.cancelling_user.name} cancelled "{event.title}"', 

527 email_preview="An event you are subscribed to has been cancelled.", 

528 email_template_name="event_cancel", 

529 email_template_args={ 

530 "cancelling_user": data.cancelling_user, 

531 "time_display": time_display, 

532 "event": event, 

533 "view_link": event_link, 

534 }, 

535 email_topic_action_unsubscribe_text="event cancellations", 

536 push_title=f'{data.cancelling_user.name} cancelled "{event.title}"', 

537 push_body=body, 

538 push_icon=v2avatar(data.cancelling_user), 

539 push_url=event_link, 

540 ) 

541 elif notification.action == "delete": 

542 return RenderedNotification( 

543 email_subject=f'A moderator deleted "{event.title}"', 

544 email_preview="An event you are subscribed to has been deleted.", 

545 email_template_name="event_delete", 

546 email_template_args={ 

547 "time_display": time_display, 

548 "event": event, 

549 }, 

550 email_topic_action_unsubscribe_text="event deletions", 

551 push_title=f'A moderator deleted "{event.title}"', 

552 push_body=f"{time_display}\nThe event has been deleted by the moderators.", 

553 push_icon=urls.icon_url(), 

554 push_url=urls.app_link(), 

555 ) 

556 elif notification.action == "invite_organizer": 

557 body = f"{time_display}\n" 

558 body += f"Invited to co-organize by {data.inviting_user.name}\n\n" 

559 body += event.content 

560 return RenderedNotification( 

561 email_subject=f'{data.inviting_user.name} invited you to co-organize "{event.title}"', 

562 email_preview="You were invited to co-organize an event on Couchers.org.", 

563 email_template_name="event_invite_organizer", 

564 email_template_args={ 

565 "inviting_user": data.inviting_user, 

566 "time_display": time_display, 

567 "event": event, 

568 "view_link": event_link, 

569 }, 

570 email_topic_action_unsubscribe_text="invitations to co-organize events", 

571 push_title=f'{data.inviting_user.name} invited you to co-organize "{event.title}"', 

572 push_body=body, 

573 push_icon=v2avatar(data.inviting_user), 

574 push_url=event_link, 

575 ) 

576 elif notification.action == "comment": 

577 body = f"{time_display}\n" 

578 body += f"{data.author.name} commented:\n\n" 

579 body += data.reply.content 

580 return RenderedNotification( 

581 email_subject=f'{data.author.name} commented on "{event.title}"', 

582 email_preview="Someone commented on an event you are attending.", 

583 email_template_name="event_comment", 

584 email_template_args={ 

585 "author": data.author, 

586 "time_display": time_display, 

587 "event": event, 

588 "content": data.reply.content, 

589 "view_link": event_link, 

590 }, 

591 email_topic_action_unsubscribe_text="event comments", 

592 push_title=f'{data.author.name} commented on "{event.title}"', 

593 push_body=body, 

594 push_icon=v2avatar(data.author), 

595 push_url=event_link, 

596 ) 

597 elif notification.topic == "discussion": 

598 discussion = data.discussion 

599 discussion_link = urls.discussion_link(discussion_id=discussion.discussion_id, slug=discussion.slug) 

600 if notification.action == "create": 

601 body = f"{data.author.name} created a discussion in {discussion.owner_title}: {discussion.title}\n\n" 

602 body += discussion.content 

603 return RenderedNotification( 

604 email_subject=f'{data.author.name} created a discussion: "{discussion.title}"', 

605 email_preview="Someone created a discussion in a community or group you are subscribed to.", 

606 email_template_name="discussion_create", 

607 email_template_args={ 

608 "author": data.author, 

609 "discussion": discussion, 

610 "view_link": discussion_link, 

611 }, 

612 email_topic_action_unsubscribe_text="new discussions", 

613 push_title=discussion.title, 

614 push_body=body, 

615 push_icon=v2avatar(data.author), 

616 push_url=discussion_link, 

617 ) 

618 elif notification.action == "comment": 

619 body = f"{data.author.name} commented:\n\n" 

620 body += data.reply.content 

621 return RenderedNotification( 

622 email_subject=f'{data.author.name} commented on "{discussion.title}"', 

623 email_preview="Someone commented on your discussion.", 

624 email_template_name="discussion_comment", 

625 email_template_args={ 

626 "author": data.author, 

627 "discussion": discussion, 

628 "reply": data.reply, 

629 "view_link": discussion_link, 

630 }, 

631 email_topic_action_unsubscribe_text="discussion comments", 

632 push_title=discussion.title, 

633 push_body=body, 

634 push_icon=v2avatar(data.author), 

635 push_url=discussion_link, 

636 ) 

637 elif notification.topic_action.display == "thread:reply": 

638 parent = data.WhichOneof("reply_parent") 

639 if parent == "event": 

640 title = data.event.title 

641 view_link = urls.event_link(occurrence_id=data.event.event_id, slug=data.event.slug) 

642 elif parent == "discussion": 

643 title = data.discussion.title 

644 view_link = urls.discussion_link(discussion_id=data.discussion.discussion_id, slug=data.discussion.slug) 

645 else: 

646 raise Exception("Can only do replies to events and discussions") 

647 

648 body = f"{data.author.name} replied:\n\n" 

649 body += data.reply.content 

650 return RenderedNotification( 

651 email_subject=f'{data.author.name} replied in "{title}"', 

652 email_preview="Someone replied on your comment.", 

653 email_template_name="comment_reply", 

654 email_template_args={ 

655 "author": data.author, 

656 "title": title, 

657 "reply": data.reply, 

658 "view_link": view_link, 

659 }, 

660 email_topic_action_unsubscribe_text="comment replies", 

661 push_title=title, 

662 push_body=body, 

663 push_icon=v2avatar(data.author), 

664 push_url=view_link, 

665 ) 

666 elif notification.topic == "reference": 

667 if notification.action == "receive_friend": 

668 title = f"You've received a friend reference from {data.from_user.name}!" 

669 return RenderedNotification( 

670 email_subject=title, 

671 email_preview=v2esc(data.text), 

672 email_template_name="friend_reference", 

673 email_template_args={ 

674 "from_user": data.from_user, 

675 "profile_references_link": urls.profile_references_link(), 

676 "text": data.text, 

677 }, 

678 email_topic_action_unsubscribe_text="new references from friends", 

679 push_title=title, 

680 push_body=data.text, 

681 push_icon=v2avatar(data.from_user), 

682 push_url=urls.profile_references_link(), 

683 ) 

684 elif notification.action in ["receive_hosted", "receive_surfed"]: 

685 title = f"You've received a reference from {data.from_user.name}!" 

686 # what was my type? i surfed with them if i received a "hosted" request 

687 surfed = notification.action == "receive_hosted" 

688 leave_reference_link = urls.leave_reference_link( 

689 reference_type="surfed" if surfed else "hosted", 

690 to_user_id=data.from_user.user_id, 

691 host_request_id=data.host_request_id, 

692 ) 

693 profile_references_link = urls.profile_references_link() 

694 if data.text: 

695 body = v2esc(data.text) 

696 push_url = profile_references_link 

697 else: 

698 body = "Please go and write a reference for them too. It's a nice gesture and helps us build a community together!" 

699 push_url = leave_reference_link 

700 return RenderedNotification( 

701 email_subject=title, 

702 email_preview=body, 

703 email_template_name="host_reference", 

704 email_template_args={ 

705 "from_user": data.from_user, 

706 "leave_reference_link": leave_reference_link, 

707 "profile_references_link": profile_references_link, 

708 "text": data.text, 

709 "both_written": True if data.text else False, 

710 "surfed": surfed, 

711 }, 

712 email_topic_action_unsubscribe_text="new references from " + ("hosts" if surfed else "surfers"), 

713 push_title=title, 

714 push_body=body, 

715 push_icon=v2avatar(data.from_user), 

716 push_url=push_url, 

717 ) 

718 elif notification.action in ["reminder_hosted", "reminder_surfed"]: 

719 # what was my type? i surfed with them if i get a surfed reminder 

720 surfed = notification.action == "reminder_surfed" 

721 leave_reference_link = urls.leave_reference_link( 

722 reference_type="surfed" if surfed else "hosted", 

723 to_user_id=data.other_user.user_id, 

724 host_request_id=data.host_request_id, 

725 ) 

726 title = f"You have {data.days_left} days to write a reference for {data.other_user.name}!" 

727 preview = "It's a nice gesture to write references and helps us build a community together! References will become visible 2 weeks after the stay, or when you've both written a reference for each other, whichever happens first." 

728 return RenderedNotification( 

729 email_subject=title, 

730 email_preview=preview, 

731 email_template_name="reference_reminder", 

732 email_template_args={ 

733 "other_user": data.other_user, 

734 "leave_reference_link": leave_reference_link, 

735 "days_left": str(data.days_left), 

736 "surfed": surfed, 

737 }, 

738 email_topic_action_unsubscribe_text=("surfed" if surfed else "hosted") + " reference reminders", 

739 push_title=title, 

740 push_body=preview, 

741 push_icon=v2avatar(data.other_user), 

742 push_url=leave_reference_link, 

743 ) 

744 elif notification.topic_action.display == "onboarding:reminder": 

745 if notification.key == "1": 

746 return RenderedNotification( 

747 email_subject="Welcome to Couchers.org and the future of couch surfing", 

748 email_preview="We are so excited to have you join our community!", 

749 email_template_name="onboarding1", 

750 email_template_args={ 

751 "app_link": urls.app_link(), 

752 "edit_profile_link": urls.edit_profile_link(), 

753 }, 

754 email_topic_action_unsubscribe_text="onboarding emails", 

755 push_title="Welcome to Couchers.org and the future of couch surfing", 

756 push_body=f"Hi {v2esc(user.name)}! We are excited that you have joined us! Please take a moment to complete your profile with a picture and a bit of text about yourself!", 

757 push_icon=urls.icon_url(), 

758 push_url=urls.edit_profile_link(), 

759 ) 

760 elif notification.key == "2": 

761 return RenderedNotification( 

762 email_subject="Complete your profile on Couchers.org", 

763 email_preview="We would ask one big favour of you: please fill out your profile by adding a photo and some text.", 

764 email_template_name="onboarding2", 

765 email_template_args={