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Location: symposion_app/registrasion/reporting/views.py - annotation
d58b2811f924
6.9 KiB
text/x-python
Makes the attendee list work better.
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from django.contrib.auth.decorators import user_passes_test
from django.core.urlresolvers import reverse
from django.db import models
from django.db.models import F, Q
from django.db.models import Count, Sum
from django.db.models import Case, When, Value
from django.shortcuts import render
from registrasion.models import commerce
from registrasion.models import people
from registrasion import views
from reports import get_all_reports
from reports import Report
from reports import report_view
@user_passes_test(views._staff_only)
def reports_list(request):
''' Lists all of the reports currently available. '''
reports = []
for report in get_all_reports():
reports.append({
"name": report.__name__,
"url": reverse(report),
"description": report.__doc__,
})
reports.sort(key=lambda report: report["name"])
ctx = {
"reports": reports,
}
return render(request, "registrasion/reports_list.html", ctx)
# Report functions
@report_view("Paid items", form_type=forms.ProductAndCategoryForm)
def items_sold(request, form):
''' Summarises the items sold and discounts granted for a given set of
products, or products from categories. '''
data = None
headings = None
products = form.cleaned_data["product"]
categories = form.cleaned_data["category"]
line_items = commerce.LineItem.objects.filter(
Q(product__in=products) | Q(product__category__in=categories),
invoice__status=commerce.Invoice.STATUS_PAID,
).select_related("invoice")
line_items = line_items.order_by(
# sqlite requires an order_by for .values() to work
"-price", "description",
).values(
"price", "description",
).annotate(
total_quantity=Sum("quantity"),
)
print line_items
headings = ["Description", "Quantity", "Price", "Total"]
data = []
total_income = 0
for line in line_items:
cost = line["total_quantity"] * line["price"]
data.append([
line["description"], line["total_quantity"],
line["price"], cost,
])
total_income += cost
data.append([
"(TOTAL)", "--", "--", total_income,
])
return Report("Paid items", headings, data)
@report_view("Product status", form_type=forms.ProductAndCategoryForm)
def product_status(request, form):
''' Summarises the inventory status of the given items, grouping by
invoice status. '''
products = form.cleaned_data["product"]
categories = form.cleaned_data["category"]
items = commerce.ProductItem.objects.filter(
Q(product__in=products) | Q(product__category__in=categories),
).select_related("cart", "product")
items = items.annotate(
is_reserved=Case(
When(cart__in=commerce.Cart.reserved_carts(), then=Value(1)),
default=Value(0),
output_field=models.BooleanField(),
),
)
items = items.order_by(
"product__category__order",
"product__order",
).values(
"product",
"product__category__name",
"product__name",
).annotate(
total_paid=Sum(Case(
When(
cart__status=commerce.Cart.STATUS_PAID,
then=F("quantity"),
),
default=Value(0),
)),
total_refunded=Sum(Case(
When(
cart__status=commerce.Cart.STATUS_RELEASED,
then=F("quantity"),
),
default=Value(0),
)),
total_unreserved=Sum(Case(
When(
(
Q(cart__status=commerce.Cart.STATUS_ACTIVE) &
Q(is_reserved=False)
),
then=F("quantity"),
),
default=Value(0),
)),
total_reserved=Sum(Case(
When(
(
Q(cart__status=commerce.Cart.STATUS_ACTIVE) &
Q(is_reserved=True)
),
then=F("quantity"),
),
default=Value(0),
)),
)
headings = [
"Product", "Paid", "Reserved", "Unreserved", "Refunded",
]
data = []
for item in items:
data.append([
"%s - %s" % (
item["product__category__name"], item["product__name"]
),
item["total_paid"],
item["total_reserved"],
item["total_unreserved"],
item["total_refunded"],
])
return Report("Inventory", headings, data)
@report_view("Credit notes")
def credit_notes(request, form):
''' Shows all of the credit notes in the system. '''
notes = commerce.CreditNote.objects.all().select_related(
"creditnoterefund",
"creditnoteapplication",
"invoice",
"invoice__user__attendee__attendeeprofilebase",
)
headings = [
"id", "Owner", "Status", "Value",
]
data = []
for note in notes:
data.append([
note.id,
note.invoice.user.attendee.attendeeprofilebase.invoice_recipient(),
note.status,
note.value,
])
return Report("Credit Notes", headings, data, link_view="credit_note")
@report_view("Attendee", form_type=forms.UserIdForm)
def attendee(request, form, attendee_id=None):
''' Returns a list of all manifested attendees if no attendee is specified,
else displays the attendee manifest. '''
if attendee_id is None and not form.has_changed():
return attendee_list(request)
reports = []
# TODO: METADATA.
# Paid products
headings = ["Product", "Quantity"]
data = []
reports.append(Report("Paid Products", headings, data))
# Unpaid products
headings = ["Product", "Quantity"]
data = []
reports.append( Report("Unpaid Products", headings, data))
# Invoices
headings = ["Invoice ID", "Status", "Amount"]
data = []
reports.append( Report("Invoices", headings, data))
# Credit Notes
headings = ["Note ID", "Status", "Value"]
data = []
reports.append( Report("Credit Notes", headings, data))
return reports
def attendee_list(request):
''' Returns a list of all attendees. '''
attendees = people.Attendee.objects.all().select_related(
"attendeeprofilebase",
)
attendees = attendees.values("id", "user__email").annotate(
has_registered=Count(
Q(user__invoice__status=commerce.Invoice.STATUS_PAID)
),
)
headings = [
"User ID", "Email", "Has registered",
]
data = []
for attendee in attendees:
data.append([
attendee["id"],
attendee["user__email"],
attendee["has_registered"],
])
# Sort by whether they've registered, then ID.
data.sort(key=lambda attendee: (-attendee[2], attendee[0]))
return Report("Attendees", headings, data, link_view="attendee")
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