140 lines
5.2 KiB
Python
140 lines
5.2 KiB
Python
from django import forms
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from django.db import models
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from django.contrib import admin
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from django.core.urlresolvers import reverse
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from django.utils import timezone
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from django.utils.html import escape
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from django.utils.translation import ugettext_lazy as _
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from orchestra.admin import ChangeListDefaultFilter
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from orchestra.admin.filters import UsedContentTypeFilter
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from orchestra.admin.utils import admin_link, admin_date
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from orchestra.apps.accounts.admin import AccountAdminMixin
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from orchestra.core import services
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from orchestra.utils.humanize import naturaldate
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from .actions import BillSelectedOrders
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from .filters import ActiveOrderListFilter, BilledOrderListFilter
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from .models import Plan, ContractedPlan, Rate, Service, Order, MetricStorage
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class RateInline(admin.TabularInline):
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model = Rate
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ordering = ('plan', 'quantity')
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class PlanAdmin(admin.ModelAdmin):
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list_display = ('name', 'is_default', 'is_combinable', 'allow_multiple')
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list_filter = ('is_default', 'is_combinable', 'allow_multiple')
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inlines = [RateInline]
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class ContractedPlanAdmin(AccountAdminMixin, admin.ModelAdmin):
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list_display = ('plan', 'account_link')
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list_filter = ('plan__name',)
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class ServiceAdmin(admin.ModelAdmin):
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list_display = (
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'description', 'content_type', 'handler_type', 'num_orders', 'is_active'
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)
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list_filter = ('is_active', 'handler_type', UsedContentTypeFilter)
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fieldsets = (
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(None, {
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'classes': ('wide',),
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'fields': ('description', 'content_type', 'match', 'handler_type',
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'is_active')
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}),
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(_("Billing options"), {
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'classes': ('wide',),
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'fields': ('billing_period', 'billing_point', 'is_fee')
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}),
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(_("Pricing options"), {
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'classes': ('wide',),
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'fields': ('metric', 'pricing_period', 'rate_algorithm',
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'on_cancel', 'payment_style', 'tax', 'nominal_price')
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}),
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)
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inlines = [RateInline]
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def formfield_for_dbfield(self, db_field, **kwargs):
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""" Improve performance of account field and filter by account """
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if db_field.name == 'content_type':
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models = [model._meta.model_name for model in services.get()]
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queryset = db_field.rel.to.objects
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kwargs['queryset'] = queryset.filter(model__in=models)
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if db_field.name in ['match', 'metric']:
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kwargs['widget'] = forms.TextInput(attrs={'size':'160'})
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return super(ServiceAdmin, self).formfield_for_dbfield(db_field, **kwargs)
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def num_orders(self, service):
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num = service.orders__count
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url = reverse('admin:orders_order_changelist')
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url += '?service=%i&is_active=True' % service.pk
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return '<a href="%s">%d</a>' % (url, num)
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num_orders.short_description = _("Orders")
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num_orders.admin_order_field = 'orders__count'
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num_orders.allow_tags = True
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def get_queryset(self, request):
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qs = super(ServiceAdmin, self).get_queryset(request)
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# Count active orders
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qs = qs.extra(select={
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'orders__count': (
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"SELECT COUNT(*) "
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"FROM orders_order "
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"WHERE orders_order.service_id = orders_service.id AND ("
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" orders_order.cancelled_on IS NULL OR"
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" orders_order.cancelled_on > '%s' "
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")" % timezone.now()
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)
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})
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return qs
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class OrderAdmin(AccountAdminMixin, ChangeListDefaultFilter, admin.ModelAdmin):
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list_display = (
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'id', 'service', 'account_link', 'content_object_link',
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'display_registered_on', 'display_billed_until', 'display_cancelled_on'
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)
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list_display_links = ('id', 'service')
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list_filter = (ActiveOrderListFilter, BilledOrderListFilter, 'service',)
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actions = (BillSelectedOrders(),)
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date_hierarchy = 'registered_on'
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default_changelist_filters = (
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('is_active', 'True'),
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)
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content_object_link = admin_link('content_object', order=False)
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display_registered_on = admin_date('registered_on')
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display_cancelled_on = admin_date('cancelled_on')
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def display_billed_until(self, order):
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value = order.billed_until
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color = ''
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if value and value < timezone.now():
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color = 'style="color:red;"'
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return '<span title="{raw}" {color}>{human}</span>'.format(
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raw=escape(str(value)), color=color, human=escape(naturaldate(value)),
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)
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display_billed_until.short_description = _("billed until")
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display_billed_until.allow_tags = True
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display_billed_until.admin_order_field = 'billed_until'
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def get_queryset(self, request):
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qs = super(OrderAdmin, self).get_queryset(request)
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return qs.select_related('service').prefetch_related('content_object')
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class MetricStorageAdmin(admin.ModelAdmin):
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list_display = ('order', 'value', 'created_on', 'updated_on')
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list_filter = ('order__service',)
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admin.site.register(Plan, PlanAdmin)
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admin.site.register(ContractedPlan, ContractedPlanAdmin)
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admin.site.register(Service, ServiceAdmin)
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admin.site.register(Order, OrderAdmin)
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admin.site.register(MetricStorage, MetricStorageAdmin)
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