60 lines
2 KiB
Python
60 lines
2 KiB
Python
from django.contrib import admin
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from django.urls import reverse
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from django.db import models
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from django.utils.translation import ugettext_lazy as _
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from orchestra.admin import ExtendedModelAdmin
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from orchestra.admin.utils import insertattr, admin_link
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from orchestra.contrib.accounts.actions import list_accounts
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from orchestra.contrib.accounts.admin import AccountAdminMixin
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from orchestra.contrib.services.models import Service
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from .models import Plan, ContractedPlan, Rate
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class RateInline(admin.TabularInline):
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model = Rate
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ordering = ('service', 'plan', 'quantity')
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class PlanAdmin(ExtendedModelAdmin):
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list_display = (
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'name', 'is_default', 'is_combinable', 'allow_multiple', 'is_active', 'num_contracts',
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)
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list_filter = ('is_default', 'is_combinable', 'allow_multiple', 'is_active')
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fields = ('verbose_name', 'name', 'is_default', 'is_combinable', 'allow_multiple')
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prepopulated_fields = {
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'name': ('verbose_name',)
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}
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change_readonly_fields = ('name',)
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inlines = [RateInline]
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def num_contracts(self, plan):
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num = plan.contracts__count
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url = reverse('admin:plans_contractedplan_changelist')
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url += '?plan__name={}'.format(plan.name)
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return '<a href="{0}">{1}</a>'.format(url, num)
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num_contracts.short_description = _("Contracts")
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num_contracts.admin_order_field = 'contracts__count'
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num_contracts.allow_tags = True
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def get_queryset(self, request):
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qs = super(PlanAdmin, self).get_queryset(request)
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return qs.annotate(models.Count('contracts', distinct=True))
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class ContractedPlanAdmin(AccountAdminMixin, admin.ModelAdmin):
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list_display = ('id', 'plan_link', 'account_link')
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list_filter = ('plan__name',)
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list_select_related = ('plan', 'account')
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search_fields = ('account__username', 'plan__name', 'id')
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actions = (list_accounts,)
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plan_link = admin_link('plan')
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admin.site.register(Plan, PlanAdmin)
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admin.site.register(ContractedPlan, ContractedPlanAdmin)
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insertattr(Service, 'inlines', RateInline)
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