ackFromRedmi
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135 lines
4.9 KiB
Python
135 lines
4.9 KiB
Python
from django.contrib import admin
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from django.utils.html import format_html
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from polymorphic.admin import (
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PolymorphicChildModelAdmin,
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PolymorphicParentModelAdmin,
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PolymorphicChildModelFilter
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)
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from .models import Gost, MaterialGrade, BaseMaterial, SheetMaterial, ProfileMaterial, StockItem
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# --- 1. Справочники (ГОСТ и Марки) ---
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@admin.register(Gost)
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class GostAdmin(admin.ModelAdmin):
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list_display = ('name', 'description', 'get_pdf_link')
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search_fields = ('name',)
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def get_pdf_link(self, obj):
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if obj.pdf_file:
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return format_html('<a href="{}" target="_blank">📄 PDF</a>', obj.pdf_file.url)
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return "—"
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get_pdf_link.short_description = "Файл"
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@admin.register(MaterialGrade)
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class MaterialGradeAdmin(admin.ModelAdmin):
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list_display = ('name', 'gost', 'density')
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search_fields = ('name', 'gost__name')
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# --- 2. Дочерние админки для заготовок ---
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class BaseChildAdmin(PolymorphicChildModelAdmin):
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base_model = BaseMaterial
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# Делаем название кликабельным и в дочерних списках
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list_display_links = ('title',)
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@admin.register(SheetMaterial)
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class SheetMaterialAdmin(BaseChildAdmin):
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list_display = ('title', 'thickness', 'grade', 'gost')
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@admin.register(ProfileMaterial)
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class ProfileMaterialAdmin(BaseChildAdmin):
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list_display = ('title', 'profile_type', 'weight_per_meter', 'grade', 'gost')
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# --- 3. Главная (родительская) админка заготовок ---
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@admin.register(BaseMaterial)
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class BaseMaterialParentAdmin(PolymorphicParentModelAdmin):
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base_model = BaseMaterial
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child_models = (SheetMaterial, ProfileMaterial)
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# Заменяем обычный title на наш кликабельный метод
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list_display = ('clickable_title', 'grade', 'gost', 'get_specs')
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list_display_links = ('clickable_title',)
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list_filter = (PolymorphicChildModelFilter, 'grade', 'gost')
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search_fields = ('title',)
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def clickable_title(self, obj):
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"""Объединяет иконку и название в одну ссылку"""
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# Безопасно получаем реальный тип (Лист или Профиль)
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real_obj = obj.get_real_instance()
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icon = "❓"
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if isinstance(real_obj, SheetMaterial):
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icon = "📄"
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elif isinstance(real_obj, ProfileMaterial):
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icon = "🏗️"
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return format_html(
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'<span style="margin-right: 8px; font-size: 1.1rem;">{}</span> <b>{}</b>',
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icon,
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obj.title
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)
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clickable_title.short_description = "Наименование заготовки"
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clickable_title.admin_order_field = 'title' # Чтобы работала сортировка
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def get_specs(self, obj):
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"""Вывод ключевых параметров в общий список"""
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real_obj = obj.get_real_instance()
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if isinstance(real_obj, SheetMaterial):
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return f"t = {real_obj.thickness} мм"
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if isinstance(real_obj, ProfileMaterial):
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return f"{real_obj.get_profile_type_display()}: {real_obj.weight_per_meter} кг/м"
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return "-"
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get_specs.short_description = "Характеристики"
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# --- 4. Складской учет ---
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@admin.register(StockItem)
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class StockItemAdmin(admin.ModelAdmin):
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list_display = (
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'get_material_name',
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'display_dimensions',
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'quantity',
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'colored_status',
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'order_reference',
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'location'
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)
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list_display_links = ('get_material_name',)
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list_filter = ('is_scrap', 'material__grade', 'material')
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search_fields = ('order_reference', 'material__title', 'location')
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def get_material_name(self, obj):
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return obj.material.title
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get_material_name.short_description = "Заготовка"
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def display_dimensions(self, obj):
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"""Красивое отображение габаритов"""
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if obj.width:
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return format_html(f"<b>{obj.length} × {obj.width}</b>")
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return format_html(f"L = <b>{obj.length}</b>")
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display_dimensions.short_description = "Размеры (мм)"
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def colored_status(self, obj):
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"""Цветовая маркировка остатков"""
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if obj.is_scrap:
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return format_html('<b style="color: #ca8a04;">ОБРЕЗОК</b>')
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return format_html('<b style="color: #16a34a;">ЦЕЛЫЙ</b>')
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colored_status.short_description = "Статус"
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fieldsets = (
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(None, {
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'fields': ('material', 'quantity')
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}),
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('Габариты (мм)', {
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'fields': (('length', 'width'),)
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}),
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('Учет и хранение', {
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'fields': ('is_scrap', 'order_reference', 'location')
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}),
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) |