mohamad
141 lines
4.6 KiB
Python
141 lines
4.6 KiB
Python
from django.http import Http404
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from django.shortcuts import get_object_or_404
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from django.urls import reverse
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from django.views.generic import DetailView, ListView, TemplateView
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from .models import MainProduct, ProductVideo, SubProduct
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VIDEO_PREVIEW_LIMIT = 3
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VIDEO_ARCHIVE_PAGE_SIZE = 6
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def _product_video_preview(queryset, archive_url):
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total = queryset.count()
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return {
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"product_videos": queryset[:VIDEO_PREVIEW_LIMIT],
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"videos_total_count": total,
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"videos_archive_url": archive_url if total > VIDEO_PREVIEW_LIMIT else "",
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}
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class ProductOverviewView(ListView):
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model = MainProduct
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template_name = "products/overview.html"
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context_object_name = "main_products"
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queryset = MainProduct.objects.filter(is_active=True).prefetch_related(
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"sub_products", "people"
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)
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class MainProductDetailView(DetailView):
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model = MainProduct
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template_name = "products/main_detail.html"
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context_object_name = "main_product"
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slug_url_kwarg = "main_slug"
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queryset = MainProduct.objects.filter(is_active=True).prefetch_related(
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"sub_products", "people"
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)
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def get_context_data(self, **kwargs):
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context = super().get_context_data(**kwargs)
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context["articles"] = self.object.articles.prefetch_related(
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"sections", "citations", "people"
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).all()
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videos = self.object.videos.filter(is_active=True).order_by("order", "pk")
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context.update(
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_product_video_preview(
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videos,
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reverse(
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"products:main_product_videos",
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kwargs={"main_slug": self.object.slug},
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),
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)
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)
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return context
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class SubProductDetailView(TemplateView):
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template_name = "products/sub_detail.html"
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def get_context_data(self, **kwargs):
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context = super().get_context_data(**kwargs)
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main_product = get_object_or_404(
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MainProduct,
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slug=self.kwargs["main_slug"],
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is_active=True,
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)
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sub_product = get_object_or_404(
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SubProduct.objects.prefetch_related("people"),
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slug=self.kwargs["sub_slug"],
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main_product=main_product,
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is_active=True,
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)
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context["main_product"] = main_product
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context["sub_product"] = sub_product
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context["articles"] = sub_product.articles.prefetch_related(
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"sections", "citations", "people"
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).all()
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videos = sub_product.videos.filter(is_active=True).order_by("order", "pk")
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context.update(
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_product_video_preview(
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videos,
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reverse(
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"products:sub_product_videos",
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kwargs={
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"main_slug": main_product.slug,
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"sub_slug": sub_product.slug,
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},
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),
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)
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)
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context["siblings"] = (
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SubProduct.objects.filter(main_product=main_product, is_active=True)
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.exclude(pk=sub_product.pk)
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.order_by("order", "name")
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)
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return context
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class ProductVideoArchiveView(ListView):
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model = ProductVideo
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template_name = "videos/archive.html"
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context_object_name = "videos"
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paginate_by = VIDEO_ARCHIVE_PAGE_SIZE
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def get_parent(self):
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main_product = get_object_or_404(
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MainProduct,
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slug=self.kwargs["main_slug"],
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is_active=True,
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)
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sub_slug = self.kwargs.get("sub_slug")
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if sub_slug:
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return get_object_or_404(
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SubProduct,
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slug=sub_slug,
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main_product=main_product,
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is_active=True,
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)
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return main_product
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def get_queryset(self):
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self.parent_object = self.get_parent()
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return self.parent_object.videos.filter(is_active=True).order_by("order", "pk")
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def get_context_data(self, **kwargs):
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context = super().get_context_data(**kwargs)
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context.update(
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{
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"library_title": f"{self.parent_object.name} videos",
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"library_description": (
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"Tutorials, demonstrations, and technical guides."
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),
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"library_back_url": self.parent_object.get_absolute_url(),
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"library_back_label": f"Back to {self.parent_object.name}",
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"pagination_range": context["paginator"].get_elided_page_range(
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context["page_obj"].number
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),
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}
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)
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return context
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