449 lines
16 KiB
Python
449 lines
16 KiB
Python
from django.conf import settings
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from django.shortcuts import get_object_or_404
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from django.db.models import Q, Case, When, IntegerField
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from django.utils.text import slugify
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from django.utils import timezone
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from ninja import Router, Query
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from ninja.errors import HttpError
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from typing import List, Optional
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from uuid import UUID
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from apps.events.api.schemas import (
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EventAdminDetailSchema,
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EventBriefSchema,
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EventCreateSchema,
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EventListSchema,
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EventSchema,
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EventUpdateSchema,
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MyEventRegistrationOut,
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PaginatedRegistrationSchema,
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RegisterationDetailSchema,
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RegistrationCreateSchema,
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RegistrationSchema,
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RegistrationStatusOut,
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RegistrationStatusUpdateSchema,
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)
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from core.authentication import jwt_auth
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from apps.events.models import Event, Registration
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from apps.notifications.services import notify_user
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from apps.payments.models import DiscountCode
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from apps.users.tasks import send_critical_sms
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from core.api.schemas import ErrorSchema, MessageSchema
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events_router = Router()
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def _frontend_event_url(event: Event) -> str:
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root = getattr(settings, "FRONTEND_ROOT", "/") or "/"
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if not root.endswith("/"):
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root = f"{root}/"
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return f"{root}events/{event.slug or event.id}"
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def _notify_event_update(
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event: Event,
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*,
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notification_type: str,
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title: str,
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message: str,
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level: str,
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sms_kind: str | None = None,
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):
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recipients = (
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Registration.objects.filter(event=event, is_deleted=False)
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.exclude(status=Registration.StatusChoices.CANCELLED)
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.select_related("user")
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)
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for registration in recipients:
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notify_user(
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registration.user_id,
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{
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"type": notification_type,
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"title": title,
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"message": message,
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"level": level,
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"action_url": _frontend_event_url(event),
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"entity_type": "event",
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"entity_id": event.id,
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"meta": {"event_status": event.status},
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},
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)
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if sms_kind and registration.user.mobile and registration.user.is_mobile_verified:
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send_critical_sms.delay(registration.user.mobile, sms_kind, event.title)
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# Event endpoints
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@events_router.get("/", response=List[EventListSchema])
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def list_events(
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request,
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# status: Optional[str] = None,
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status: Optional[List[str]] = Query(None),
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event_type: Optional[str] = None,
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search: Optional[str] = None,
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limit: int = 20,
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offset: int = 0
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):
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"""List events with filtering and pagination"""
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queryset = Event.objects.filter(is_deleted=False).prefetch_related('gallery_images')
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if status:
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if "," in status:
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parts = [s.strip() for s in status.split(",") if s.strip()]
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queryset = queryset.filter(status__in=parts)
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else:
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queryset = queryset.filter(status__in=status)
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if event_type:
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queryset = queryset.filter(event_type=event_type)
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if search:
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queryset = queryset.filter(
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Q(title__icontains=search) | Q(description__icontains=search)
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)
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queryset = queryset.annotate(
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published_first=Case(
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When(status='published', then=0),
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default=1,
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output_field=IntegerField()
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)
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).order_by('published_first', '-start_time', '-id')
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events = queryset[offset:offset + limit]
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return events
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@events_router.get("/{int:event_id}", response=EventSchema)
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def get_event(request, event_id: int):
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"""Get event details by ID"""
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event = get_object_or_404(
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Event.objects.prefetch_related('gallery_images'),
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id=event_id,
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is_deleted=False
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)
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return event
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@events_router.get("/slug/{str:slug}", response=EventSchema)
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def get_event_by_slug(request, slug: str):
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"""Get event details by slug"""
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event = get_object_or_404(
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Event.objects.prefetch_related('gallery_images'),
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slug=slug,
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is_deleted=False
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)
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return event
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@events_router.post("/", response=EventSchema)
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def create_event(request, payload: EventCreateSchema):
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"""Create a new event"""
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gallery_image_ids = payload.dict().pop('gallery_image_ids', [])
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event = Event.objects.create(**payload.dict(exclude={'gallery_image_ids'}))
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if gallery_image_ids:
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event.gallery_images.set(gallery_image_ids)
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return event
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@events_router.put("/{int:event_id}", response=EventSchema)
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def update_event(request, event_id: int, payload: EventUpdateSchema):
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"""Update an existing event"""
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event = get_object_or_404(Event, id=event_id, is_deleted=False)
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previous_state = {
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"status": event.status,
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"start_time": event.start_time,
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"end_time": event.end_time,
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"address": event.address,
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"location": event.location,
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"online_link": event.online_link,
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}
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update_data = payload.dict(exclude_unset=True)
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gallery_image_ids = update_data.pop('gallery_image_ids', None)
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for attr, value in update_data.items():
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setattr(event, attr, value)
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if 'title' in update_data:
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event.slug = slugify(event.title)
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event.save()
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if gallery_image_ids is not None:
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event.gallery_images.set(gallery_image_ids)
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schedule_changed = any(
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previous_state[field] != getattr(event, field)
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for field in ("start_time", "end_time", "address", "location", "online_link")
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)
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cancelled_now = (
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previous_state["status"] != Event.StatusChoices.CANCELLED
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and event.status == Event.StatusChoices.CANCELLED
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)
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if cancelled_now:
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_notify_event_update(
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event,
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notification_type="event_cancelled",
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title=f"رویداد {event.title} لغو شد",
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message="این رویداد لغو شده است. برای جزئیات بیشتر صفحه رویداد را بررسی کنید.",
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level="warning",
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sms_kind="event_cancellation",
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)
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elif schedule_changed:
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_notify_event_update(
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event,
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notification_type="event_rescheduled",
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title=f"زمان یا محل {event.title} تغییر کرد",
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message="جزئیات زمانبندی یا محل برگزاری این رویداد بهروزرسانی شده است.",
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level="info",
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sms_kind="event_reschedule",
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)
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return event
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@events_router.delete("/{int:event_id}", response=MessageSchema)
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def delete_event(request, event_id: int):
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"""Soft delete an event"""
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event = get_object_or_404(Event, id=event_id, is_deleted=False)
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event.delete()
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return {"message": "Event deleted successfully"}
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# Registration endpoints
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@events_router.get("/{int:event_id}/registrations", response=List[RegistrationSchema])
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def list_event_registrations(request, event_id: int, limit: int = 20, offset: int = 0):
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"""List registrations for a specific event"""
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event = get_object_or_404(Event, id=event_id, is_deleted=False)
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queryset = event.registrations.filter(is_deleted=False).select_related('user')
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registrations = queryset[offset:offset + limit]
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return registrations
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@events_router.get("/{int:event_id}/admin-registrations", response={200: PaginatedRegistrationSchema, 403: ErrorSchema}, auth=jwt_auth)
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def list_event_registrations_admin(
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request,
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event_id: int,
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status: Optional[List[str]] = Query(None),
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university: Optional[str] = Query(None),
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major: Optional[str] = Query(None),
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search: Optional[str] = Query(None),
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limit: int = Query(20, ge=1, le=200),
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offset: int = Query(0, ge=0),
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):
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"""List registrations with filters for admin dashboard"""
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user = request.auth
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if not (user.is_staff or user.is_superuser):
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return 403, {"error": "اجازه دسترسی ندارید."}
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event = get_object_or_404(Event, id=event_id, is_deleted=False)
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qs = (
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event.registrations.filter(is_deleted=False)
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.select_related("user")
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.prefetch_related("payments__discount_code")
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.order_by("-registered_at")
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)
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status_values = status or request.GET.getlist('status')
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if status_values:
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qs = qs.filter(status__in=status_values)
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if university:
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qs = qs.filter(
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Q(user__university__code__icontains=university)
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| Q(user__university__name__icontains=university)
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)
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if major:
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qs = qs.filter(
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Q(user__major__code__icontains=major)
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| Q(user__major__name__icontains=major)
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)
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if search:
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qs = qs.filter(
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Q(user__username__icontains=search)
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| Q(user__email__icontains=search)
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| Q(user__first_name__icontains=search)
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| Q(user__last_name__icontains=search)
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)
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total = qs.count()
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results = qs[offset : offset + limit]
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return PaginatedRegistrationSchema(count=total, next=None, previous=None, results=list(results))
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@events_router.post(
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"/{int:event_id}/register",
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response=RegistrationSchema,
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auth=jwt_auth,
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)
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def register_for_event(
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request,
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event_id: int,
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payload: RegistrationCreateSchema | None = None,
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):
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"""Register current user for an event"""
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event = get_object_or_404(Event, id=event_id, is_deleted=False)
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user = request.auth
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if Registration.objects.filter(event=event, user=user, status=Registration.StatusChoices.CONFIRMED).exists():
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raise HttpError(400, "شما قبلا در این ایونت ثبتنام کردهاید.")
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if event.registration_end_date and event.registration_end_date < timezone.now():
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raise HttpError(400, "مهلت ثبتنام به پایان رسیدهاست")
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if event.registration_start_date and event.registration_start_date > timezone.now():
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raise HttpError(400, "زمان ثبتنام هنوز آغاز نشده است")
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if not event.has_available_slots:
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raise HttpError(400, "ظرفیت شرکتکنندگان تکمیل است")
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# Create or get existing registration
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discount_code = None
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if payload and payload.discount_code:
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discount_code = payload.discount_code
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elif request.GET.get("discount_code"):
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discount_code = request.GET.get("discount_code")
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registration, created = Registration.objects.get_or_create(
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event=event,
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user=user,
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status=Registration.StatusChoices.PENDING,
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defaults={"final_price": event.price},
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)
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if registration.status == Registration.StatusChoices.CONFIRMED:
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return HttpError(400, "شما قبلا در این ایونت ثبتنام کردهاید")
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if registration.status == Registration.StatusChoices.CANCELLED:
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registration = Registration.objects.create(
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event=event,
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user=user,
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status=Registration.StatusChoices.PENDING,
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final_price=event.price,
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)
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elif not created and registration.final_price is None:
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registration.final_price = event.price
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registration.save(update_fields=["final_price"])
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applied_code = None
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discount_amount = 0
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final_price = event.price
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fields_to_update = []
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if discount_code:
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applied_code = DiscountCode.objects.filter(
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code=discount_code,
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applicable_events=event,
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is_active=True,
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).first()
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if not applied_code:
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raise HttpError(400, "UcO_ O<>OrU?UOU? U.O1O<31>O\"O<EFBFBD> U+UOO3O<33>")
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final_price, discount_amount = applied_code.calculate_discount(event, user)
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registration.discount_code = applied_code
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registration.discount_amount = discount_amount
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fields_to_update.extend(["discount_code", "discount_amount"])
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if registration.final_price != final_price:
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registration.final_price = final_price
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fields_to_update.append("final_price")
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if not event.price or final_price == 0:
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registration.status = Registration.StatusChoices.CONFIRMED
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fields_to_update.append("status")
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if fields_to_update:
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registration.save(update_fields=list(set(fields_to_update)))
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return registration
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@events_router.put("/registrations/{int:registration_id}", response=RegistrationSchema, auth=jwt_auth)
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def update_registration_status(request, registration_id: int, payload: RegistrationStatusUpdateSchema):
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"""Update registration status"""
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user = request.auth
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registration = get_object_or_404(Registration, id=registration_id, user=user, is_deleted=False)
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registration.status = payload.dict(exclude_unset=True).get('status')
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registration.full_clean()
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registration.save()
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return registration
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@events_router.delete("/registrations/{int:registration_id}", response=MessageSchema, auth=jwt_auth)
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def cancel_registration(request, registration_id: int):
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"""Cancel a registration"""
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user = request.auth
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registration = get_object_or_404(Registration, id=registration_id, user=user, is_deleted=False)
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registration.delete()
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return {"message": "ثبتنام شما لغو شد :("}
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@events_router.get("/registerations/verify/{UUID:ticket_id}", response=RegisterationDetailSchema, auth=jwt_auth)
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def verify_my_registration(request, ticket_id: UUID):
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try:
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reg = Registration.objects.select_related("event").get(ticket_id=ticket_id, user=request.auth)
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return {
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"event_image": request.build_absolute_uri(reg.event.featured_image.url) if reg.event.featured_image else None,
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"event_title": reg.event.title,
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"event_type": reg.event.get_event_type_display(),
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"ticket_id": reg.ticket_id,
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"status": reg.status,
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"registered_at": reg.registered_at,
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"success_markdown": reg.event.registration_success_markdown,
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}
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except Registration.DoesNotExist:
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raise HttpError(404, "registration not found")
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@events_router.get("/my-registrations", response=List[MyEventRegistrationOut], auth=jwt_auth)
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def my_registrations(request):
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qs = (
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Registration.objects
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.filter(user=request.auth)
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.select_related("event")
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.order_by("-created_at")
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)
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out: List[MyEventRegistrationOut] = []
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for r in qs:
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out.append(
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MyEventRegistrationOut(
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id=r.id,
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created_at=r.created_at,
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status=r.status,
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event=EventBriefSchema(
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id=r.event.id,
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title=r.event.title,
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slug=r.event.slug,
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start_date=r.event.start_time,
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end_date=r.event.end_time,
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location=r.event.location,
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price=r.event.price,
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absolute_image_url=request.build_absolute_uri(r.event.featured_image.url) if r.event.featured_image else None,
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),
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)
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)
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return out
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@events_router.get("/{event_id}/is-registered", response=RegistrationStatusOut, auth=jwt_auth)
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def is_registered(request, event_id: int):
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exists = Registration.objects.filter(
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user=request.auth,
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event_id=event_id,
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status=Registration.StatusChoices.CONFIRMED
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).exists()
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return {"is_registered": exists}
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@events_router.get("/{int:event_id}/admin-detail", response=EventAdminDetailSchema, auth=jwt_auth)
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def event_admin_detail(request, event_id: int):
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user = request.auth
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if not (user.is_staff or user.is_superuser):
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return 403, {"error": "اجازه دسترسی ندارید."}
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event = get_object_or_404(
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Event.objects.prefetch_related(
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'gallery_images',
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'registrations__user',
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'registrations__payments__discount_code'
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),
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id=event_id,
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is_deleted=False,
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)
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return event
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