152 lines
5.7 KiB
Python
152 lines
5.7 KiB
Python
from django import forms
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from django.contrib import admin
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#from django.contrib.admin.utils import unquote
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from django.core.urlresolvers import reverse
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from django.db import models
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#from django.shortcuts import redirect
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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 admin_link, admin_date
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from orchestra.apps.accounts.admin import AccountAdminMixin
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from . import settings
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from .actions import download_bills, view_bill, close_bills, send_bills
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from .filters import BillTypeListFilter
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from .models import (Bill, Invoice, AmendmentInvoice, Fee, AmendmentFee, Budget,
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BillLine, BudgetLine)
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class BillLineInline(admin.TabularInline):
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model = BillLine
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fields = ('description', 'rate', 'amount', 'tax', 'total', 'subtotal')
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readonly_fields = ('subtotal',)
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def subtotal(self, line):
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if line.total:
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subtotal = 0
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for subline in line.sublines.all():
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subtotal += subline.total
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return line.total - subtotal
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return ''
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def get_readonly_fields(self, request, obj=None):
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if obj and obj.status != Bill.OPEN:
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return self.fields
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return super(BillLineInline, self).get_readonly_fields(request, obj=obj)
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def has_add_permission(self, request):
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if request.__bill__ and request.__bill__.status != Bill.OPEN:
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return False
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return super(BillLineInline, self).has_add_permission(request)
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def has_delete_permission(self, request, obj=None):
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if obj and obj.status != Bill.OPEN:
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return False
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return super(BillLineInline, self).has_delete_permission(request, obj=obj)
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class BudgetLineInline(admin.TabularInline):
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model = Budget
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fields = ('description', 'rate', 'amount', 'tax', 'total')
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# TODO hide raw when status = oPen
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class BillAdmin(AccountAdminMixin, ExtendedModelAdmin):
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list_display = (
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'number', 'status', 'type_link', 'account_link', 'created_on_display',
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'num_lines', 'display_total'
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)
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list_filter = (BillTypeListFilter, 'status',)
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add_fields = ('account', 'type', 'status', 'due_on', 'comments')
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fieldsets = (
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(None, {
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'fields': ('number', 'display_total', 'account_link', 'type',
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'status', 'due_on', 'comments'),
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}),
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(_("Raw"), {
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'classes': ('collapse',),
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'fields': ('html',),
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}),
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)
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actions = [download_bills, close_bills, send_bills]
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change_view_actions = [view_bill, download_bills, send_bills, close_bills]
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change_readonly_fields = ('account_link', 'type', 'status')
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readonly_fields = ('number', 'display_total')
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inlines = [BillLineInline]
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created_on_display = admin_date('created_on')
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def num_lines(self, bill):
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return bill.billlines__count
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num_lines.admin_order_field = 'billlines__count'
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num_lines.short_description = _("lines")
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def display_total(self, bill):
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return "%s &%s;" % (bill.get_total(), settings.BILLS_CURRENCY.lower())
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display_total.allow_tags = True
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display_total.short_description = _("total")
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def type_link(self, bill):
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bill_type = bill.type.lower()
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url = reverse('admin:bills_%s_changelist' % bill_type)
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return '<a href="%s">%s</a>' % (url, bill.get_type_display())
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type_link.allow_tags = True
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type_link.short_description = _("type")
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type_link.admin_order_field = 'type'
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def get_readonly_fields(self, request, obj=None):
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fields = super(BillAdmin, self).get_readonly_fields(request, obj=obj)
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if obj and obj.status != Bill.OPEN:
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fields += self.add_fields
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return fields
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def get_change_view_actions(self, obj=None):
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actions = super(BillAdmin, self).get_change_view_actions(obj)
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discard = []
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if obj:
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if obj.status != Bill.OPEN:
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discard = ['close_bills']
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if obj.status != Bill.CLOSED:
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discard = ['send_bills']
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if not discard:
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return actions
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return [action for action in actions if action.__name__ not in discard]
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def get_inline_instances(self, request, obj=None):
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if self.model is Budget:
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self.inlines = [BudgetLineInline]
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# Make parent object available for inline.has_add_permission()
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request.__bill__ = obj
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return super(BillAdmin, self).get_inline_instances(request, obj=obj)
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def formfield_for_dbfield(self, db_field, **kwargs):
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""" Make value input widget bigger """
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if db_field.name == 'comments':
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kwargs['widget'] = forms.Textarea(attrs={'cols': 70, 'rows': 4})
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if db_field.name == 'html':
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kwargs['widget'] = forms.Textarea(attrs={'cols': 150, 'rows': 20})
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return super(BillAdmin, self).formfield_for_dbfield(db_field, **kwargs)
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def get_queryset(self, request):
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qs = super(BillAdmin, self).get_queryset(request)
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qs = qs.annotate(models.Count('billlines'))
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qs = qs.prefetch_related('billlines', 'billlines__sublines')
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return qs
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# def change_view(self, request, object_id, **kwargs):
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# opts = self.model._meta
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# if opts.module_name == 'bill':
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# obj = self.get_object(request, unquote(object_id))
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# return redirect(
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# reverse('admin:bills_%s_change' % obj.type.lower(), args=[obj.pk]))
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# return super(BillAdmin, self).change_view(request, object_id, **kwargs)
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admin.site.register(Bill, BillAdmin)
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admin.site.register(Invoice, BillAdmin)
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admin.site.register(AmendmentInvoice, BillAdmin)
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admin.site.register(Fee, BillAdmin)
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admin.site.register(AmendmentFee, BillAdmin)
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admin.site.register(Budget, BillAdmin)
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