# admin.py
from django.contrib import admin
from django.db import models
from django.utils.html import format_html
from django.urls import reverse
from django.http import HttpResponseRedirect
from .models import Package
@admin.register(Package)
class PackageAdmin(admin.ModelAdmin):
# List display fields
list_display = [
'name',
'price_display',
'duration_display',
'features_short',
'is_active_status',
'package_actions'
]
# List filter
list_filter = [
'is_active',
'duration',
]
# Search fields
search_fields = [
'name',
'features',
'duration'
]
# Default ordering
ordering = ['price', 'name']
# Fields to display in form
fieldsets = (
('Basic Information', {
'fields': (
'name',
'price',
'is_active',
),
'classes': ('wide',),
}),
('Package Details', {
'fields': (
'duration',
'features',
),
'classes': ('wide',),
'description': 'Enter package duration and features',
}),
)
# Readonly fields - শুধু id ফিল্ড রাখুন কারণ created_at/updated_at নেই
readonly_fields = ['id']
# List per page
list_per_page = 25
# Actions
actions = ['activate_packages', 'deactivate_packages', 'clone_package']
# Custom methods for list display
def price_display(self, obj):
"""Format price with currency"""
return format_html(
'${}',
obj.price
)
price_display.short_description = 'Price'
price_display.admin_order_field = 'price'
def duration_display(self, obj):
"""Display duration with icon"""
if obj.duration:
return format_html(
''
'📅 {}',
obj.duration
)
return format_html('—')
duration_display.short_description = 'Duration'
def features_short(self, obj):
"""Show first 50 characters of features"""
if obj.features:
features = obj.features[:50] + '...' if len(obj.features) > 50 else obj.features
return format_html(
'{}',
obj.features,
features
)
return format_html('—')
features_short.short_description = 'Features'
def is_active_status(self, obj):
"""Show active status with colored badge"""
if obj.is_active:
return format_html(
''
'✓ Active'
)
return format_html(
''
'✗ Inactive'
)
is_active_status.short_description = 'Status'
is_active_status.admin_order_field = 'is_active'
def package_actions(self, obj):
"""Custom action buttons"""
return format_html(
'',
reverse('admin:package_package_change', args=[obj.pk]),
reverse('admin:package_package_change', args=[obj.pk])
)
package_actions.short_description = 'Actions'
# Custom actions
def activate_packages(self, request, queryset):
"""Activate selected packages"""
updated = queryset.update(is_active=True)
self.message_user(
request,
f'{updated} package{"s" if updated > 1 else ""} activated successfully.'
)
activate_packages.short_description = "Activate selected packages"
def deactivate_packages(self, request, queryset):
"""Deactivate selected packages"""
updated = queryset.update(is_active=False)
self.message_user(
request,
f'{updated} package{"s" if updated > 1 else ""} deactivated successfully.'
)
deactivate_packages.short_description = "Deactivate selected packages"
def clone_package(self, request, queryset):
"""Clone selected packages"""
if queryset.count() == 1:
package = queryset.first()
# Create new package with same data
new_package = Package.objects.create(
name=f"{package.name} (Copy)",
price=package.price,
features=package.features,
duration=package.duration,
is_active=False # নতুন প্যাকেজ ইনঅ্যাকটিভ রাখি
)
self.message_user(
request,
f'Package "{package.name}" cloned successfully as "{new_package.name}".'
)
else:
self.message_user(
request,
'Please select only one package to clone.',
level='ERROR'
)
clone_package.short_description = "Clone selected package"
# Override save model
def save_model(self, request, obj, form, change):
if not change: # নতুন প্যাকেজ তৈরি হলে
# কোন অতিরিক্ত লজিক যোগ করতে পারেন
pass
super().save_model(request, obj, form, change)
class Meta:
verbose_name = "Package"
verbose_name_plural = "Packages"
# Inline admin (if needed for related models)
class PackageInline(admin.TabularInline):
model = Package
extra = 1
fields = ['name', 'price', 'is_active']
show_change_link = True