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""" |
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byceps.blueprints.seating.views |
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~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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:Copyright: 2006-2019 Jochen Kupperschmidt |
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:License: Modified BSD, see LICENSE for details. |
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""" |
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from typing import Dict, Sequence |
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from flask import abort, g |
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from ...services.party import service as party_service |
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from ...services.seating import area_service as seating_area_service |
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from ...services.seating.models.seat import Seat |
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from ...services.seating import seat_service |
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from ...services.seating.transfer.models import SeatID |
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from ...services.ticketing.models.ticket import Ticket |
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from ...services.ticketing import ( |
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exceptions as ticket_exceptions, |
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ticket_seat_management_service, |
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ticket_service, |
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) |
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from ...services.ticketing.transfer.models import TicketID |
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from ...services.user import service as user_service |
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from ...services.user.transfer.models import User |
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from ...typing import UserID |
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from ...util.framework.blueprint import create_blueprint |
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from ...util.framework.flash import flash_error, flash_success |
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from ...util.framework.templating import templated |
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from ...util.views import respond_no_content |
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from ..authentication.decorators import login_required |
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blueprint = create_blueprint('seating', __name__) |
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@blueprint.route('/') |
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@templated |
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def index(): |
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"""List areas.""" |
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if g.party_id is None: |
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# No party is configured for the current site. |
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abort(404) |
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areas = seating_area_service.get_areas_for_party(g.party_id) |
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return { |
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'areas': areas, |
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} |
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@blueprint.route('/areas/<slug>') |
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@templated |
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def view_area(slug): |
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"""View area.""" |
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if g.party_id is None: |
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# No party is configured for the current site. |
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abort(404) |
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area = seating_area_service.find_area_for_party_by_slug(g.party_id, slug) |
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if area is None: |
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abort(404) |
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seat_management_enabled = _is_seat_management_enabled() |
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seats = seat_service.get_seats_with_tickets_for_area(area.id) |
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if seat_management_enabled: |
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tickets = ticket_service.find_tickets_for_seat_manager( |
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g.current_user.id, g.party_id |
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) |
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else: |
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tickets = None |
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users_by_id = _get_users(seats, tickets) |
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return { |
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'area': area, |
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'seat_management_enabled': seat_management_enabled, |
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'seats': seats, |
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'tickets': tickets, |
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'users_by_id': users_by_id, |
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} |
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def _get_users( |
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seats: Sequence[Seat], tickets: Sequence[Ticket] |
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) -> Dict[UserID, User]: |
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user_ids = set() |
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for seat in seats: |
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if seat.has_user: |
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user_ids.add(seat.occupied_by_ticket.used_by_id) |
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for ticket in tickets: |
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user_id = ticket.used_by_id |
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if user_id is not None: |
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user_ids.add(user_id) |
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users = user_service.find_users(user_ids, include_avatars=True) |
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return user_service.index_users_by_id(users) |
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@blueprint.route( |
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'/ticket/<uuid:ticket_id>/seat/<uuid:seat_id>', methods=['POST'] |
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) |
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@login_required |
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@respond_no_content |
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def occupy_seat(ticket_id, seat_id): |
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"""Use ticket to occupy seat.""" |
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_abort_if_seat_management_disabled() |
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ticket = _get_ticket_or_404(ticket_id) |
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manager = g.current_user |
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if not ticket.is_seat_managed_by(manager.id): |
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flash_error( |
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'Du bist nicht berechtigt, den Sitzplatz ' |
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f'für Ticket {ticket.code} zu verwalten.' |
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) |
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return |
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seat = _get_seat_or_404(seat_id) |
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if seat.is_occupied: |
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flash_error(f'{seat.label} ist bereits belegt.') |
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return |
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try: |
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ticket_seat_management_service.occupy_seat( |
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ticket.id, seat.id, manager.id |
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) |
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except ticket_exceptions.SeatChangeDeniedForBundledTicket: |
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flash_error( |
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f'Ticket {ticket.code} gehört zu einem Paket ' |
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'und kann nicht einzeln verwaltet werden.' |
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) |
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return |
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except ticket_exceptions.TicketCategoryMismatch: |
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flash_error( |
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f'Ticket {ticket.code} und {seat.label} haben ' |
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'unterschiedliche Kategorien.' |
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) |
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return |
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except ValueError: |
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abort(404) |
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flash_success(f'{seat.label} wurde mit Ticket {ticket.code} reserviert.') |
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@blueprint.route('/ticket/<uuid:ticket_id>/seat', methods=['DELETE']) |
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@login_required |
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@respond_no_content |
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def release_seat(ticket_id): |
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"""Release the seat.""" |
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_abort_if_seat_management_disabled() |
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ticket = _get_ticket_or_404(ticket_id) |
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if not ticket.occupied_seat: |
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flash_error(f'Ticket {ticket.code} belegt keinen Sitzplatz.') |
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return |
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manager = g.current_user |
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if not ticket.is_seat_managed_by(manager.id): |
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flash_error( |
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'Du bist nicht berechtigt, den Sitzplatz ' |
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f'für Ticket {ticket.code} zu verwalten.' |
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) |
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return |
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seat = ticket.occupied_seat |
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try: |
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ticket_seat_management_service.release_seat(ticket.id, manager.id) |
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except ticket_exceptions.SeatChangeDeniedForBundledTicket: |
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flash_error( |
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f'Ticket {ticket.code} gehört zu einem Paket ' |
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'und kann nicht einzeln verwaltet werden.' |
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) |
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return |
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flash_success(f'{seat.label} wurde freigegeben.') |
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def _abort_if_seat_management_disabled() -> None: |
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if not _is_seat_management_enabled(): |
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flash_error('Sitzplätze können derzeit nicht verändert werden.') |
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return |
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def _is_seat_management_enabled(): |
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if g.party_id is None: |
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return False |
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party = party_service.get_party(g.party_id) |
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return party.seat_management_enabled |
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def _get_ticket_or_404(ticket_id: TicketID) -> Ticket: |
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ticket = ticket_service.find_ticket(ticket_id) |
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if (ticket is None) or ticket.revoked: |
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abort(404) |
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return ticket |
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def _get_seat_or_404(seat_id: SeatID) -> Seat: |
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seat = seat_service.find_seat(seat_id) |
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if seat is None: |
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abort(404) |
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return seat |
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byceps /
byceps
