191 lines
4.8 KiB
Python
191 lines
4.8 KiB
Python
from django.contrib import admin
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from django.core.exceptions import ObjectDoesNotExist
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from django.utils.translation import ugettext_lazy as _
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import nested_admin
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from registrasion import models as rego
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class EffectsDisplayMixin(object):
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def effects(self, obj):
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return list(obj.effects())
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# Inventory admin
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class ProductInline(admin.TabularInline):
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model = rego.Product
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ordering = ("order", )
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@admin.register(rego.Category)
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class CategoryAdmin(admin.ModelAdmin):
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model = rego.Category
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fields = ("name", "description", "required", "render_type",
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"limit_per_user", "order",)
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list_display = ("name", "description")
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ordering = ("order", )
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inlines = [
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ProductInline,
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]
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@admin.register(rego.Product)
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class ProductAdmin(admin.ModelAdmin):
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model = rego.Product
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list_display = ("name", "category", "description")
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list_filter = ("category", )
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ordering = ("category__order", "order", )
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# Discounts
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class DiscountForProductInline(admin.TabularInline):
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model = rego.DiscountForProduct
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verbose_name = _("Product included in discount")
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verbose_name_plural = _("Products included in discount")
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class DiscountForCategoryInline(admin.TabularInline):
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model = rego.DiscountForCategory
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verbose_name = _("Category included in discount")
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verbose_name_plural = _("Categories included in discount")
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@admin.register(rego.TimeOrStockLimitDiscount)
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class TimeOrStockLimitDiscountAdmin(admin.ModelAdmin, EffectsDisplayMixin):
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list_display = (
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"description",
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"start_time",
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"end_time",
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"limit",
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"effects",
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)
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ordering = ("start_time", "end_time", "limit")
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inlines = [
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DiscountForProductInline,
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DiscountForCategoryInline,
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]
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@admin.register(rego.IncludedProductDiscount)
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class IncludedProductDiscountAdmin(admin.ModelAdmin):
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def enablers(self, obj):
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return list(obj.enabling_products.all())
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def effects(self, obj):
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return list(obj.effects())
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list_display = ("description", "enablers", "effects")
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inlines = [
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DiscountForProductInline,
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DiscountForCategoryInline,
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]
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# Vouchers
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class VoucherDiscountInline(nested_admin.NestedStackedInline):
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model = rego.VoucherDiscount
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verbose_name = _("Discount")
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# TODO work out why we're allowed to add more than one?
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max_num = 1
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extra = 1
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inlines = [
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DiscountForProductInline,
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DiscountForCategoryInline,
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]
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class VoucherFlagInline(nested_admin.NestedStackedInline):
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model = rego.VoucherFlag
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verbose_name = _("Product and category enabled by voucher")
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verbose_name_plural = _("Products and categories enabled by voucher")
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# TODO work out why we're allowed to add more than one?
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max_num = 1
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extra = 1
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@admin.register(rego.Voucher)
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class VoucherAdmin(nested_admin.NestedAdmin):
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def effects(self, obj):
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''' List the effects of the voucher in the admin. '''
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out = []
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try:
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discount_effects = obj.voucherdiscount.effects()
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except ObjectDoesNotExist:
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discount_effects = None
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try:
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enabling_effects = obj.voucherflag.effects()
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except ObjectDoesNotExist:
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enabling_effects = None
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if discount_effects:
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out.append("Discounts: " + str(list(discount_effects)))
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if enabling_effects:
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out.append("Enables: " + str(list(enabling_effects)))
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return "\n".join(out)
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model = rego.Voucher
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list_display = ("recipient", "code", "effects")
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inlines = [
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VoucherDiscountInline,
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VoucherFlagInline,
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]
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# Enabling conditions
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@admin.register(rego.ProductFlag)
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class ProductFlagAdmin(
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nested_admin.NestedAdmin,
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EffectsDisplayMixin):
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def enablers(self, obj):
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return list(obj.enabling_products.all())
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model = rego.ProductFlag
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fields = ("description", "enabling_products", "mandatory", "products",
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"categories"),
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list_display = ("description", "enablers", "effects")
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# Enabling conditions
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@admin.register(rego.CategoryFlag)
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class CategoryFlagAdmin(
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nested_admin.NestedAdmin,
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EffectsDisplayMixin):
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model = rego.CategoryFlag
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fields = ("description", "enabling_category", "mandatory", "products",
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"categories"),
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list_display = ("description", "enabling_category", "effects")
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ordering = ("enabling_category",)
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# Enabling conditions
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@admin.register(rego.TimeOrStockLimitFlag)
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class TimeOrStockLimitFlagAdmin(
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nested_admin.NestedAdmin,
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EffectsDisplayMixin):
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model = rego.TimeOrStockLimitFlag
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list_display = (
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"description",
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"start_time",
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"end_time",
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"limit",
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"effects",
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)
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ordering = ("start_time", "end_time", "limit")
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