375 lines
15 KiB
Python
375 lines
15 KiB
Python
from django.contrib import admin
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from django.utils.html import format_html
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from django.urls import path, reverse
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from django.shortcuts import redirect
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from unfold.admin import ModelAdmin, TabularInline
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from unfold.decorators import display
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from .models import Activity, ActivitySignup, Topic, Reply, TopicMedia, Announcement
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from .admin_actions import export_signups_csv, export_signups_excel
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class ActivitySignupInline(TabularInline):
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model = ActivitySignup
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extra = 0
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readonly_fields = ('signup_time',)
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fields = ('user', 'status', 'signup_time')
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autocomplete_fields = ['user']
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can_delete = True
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show_change_link = True
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class ReplyInline(TabularInline):
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model = Reply
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extra = 0
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readonly_fields = ('created_at',)
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fields = ('content', 'author', 'created_at')
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can_delete = True
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show_change_link = True
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class TopicMediaInline(TabularInline):
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model = TopicMedia
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extra = 0
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fields = ('file', 'file_url', 'media_type', 'created_at')
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readonly_fields = ('created_at',)
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can_delete = True
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class OrderableAdminMixin:
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"""
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为 Admin 添加排序功能的 Mixin
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提供上移、下移按钮，直接交换 order 值
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"""
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def get_urls(self):
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urls = super().get_urls()
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custom_urls = [
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path('<path:object_id>/move-up/', self.admin_site.admin_view(self.move_up_view), name=f'{self.model._meta.app_label}_{self.model._meta.model_name}_move_up'),
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path('<path:object_id>/move-down/', self.admin_site.admin_view(self.move_down_view), name=f'{self.model._meta.app_label}_{self.model._meta.model_name}_move_down'),
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]
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return custom_urls + urls
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def move_up_view(self, request, object_id):
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obj = self.get_object(request, object_id)
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if obj:
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qs = self.model.objects.all()
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# 如果模型有 is_pinned 字段，则只在相同置顶状态的记录中交换
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if hasattr(obj, 'is_pinned'):
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qs = qs.filter(is_pinned=obj.is_pinned)
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# 找到排在它前面的一个 (order 小于它的最大值)
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prev_obj = qs.filter(order__lt=obj.order).order_by('-order').first()
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if prev_obj:
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# 交换
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obj.order, prev_obj.order = prev_obj.order, obj.order
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obj.save()
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prev_obj.save()
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self.message_user(request, f"成功将 {obj} 上移")
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else:
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# 已经是第一个，或者前面没有更小的 order
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pass
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return redirect(request.META.get('HTTP_REFERER', '..'))
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def move_down_view(self, request, object_id):
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obj = self.get_object(request, object_id)
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if obj:
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qs = self.model.objects.all()
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# 如果模型有 is_pinned 字段，则只在相同置顶状态的记录中交换
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if hasattr(obj, 'is_pinned'):
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qs = qs.filter(is_pinned=obj.is_pinned)
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# 找到排在它后面的一个 (order 大于它的最小值)
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next_obj = qs.filter(order__gt=obj.order).order_by('order').first()
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if next_obj:
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# 交换
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obj.order, next_obj.order = next_obj.order, obj.order
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obj.save()
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next_obj.save()
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self.message_user(request, f"成功将 {obj} 下移")
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return redirect(request.META.get('HTTP_REFERER', '..'))
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def order_actions(self, obj):
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# 只有专家用户才显示排序按钮
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if not getattr(obj, 'is_star', True): # 默认为True是为了兼容其他模型，WeChatUser有is_star字段
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return "默认排序"
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# 使用 inline style 实现基本样式
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btn_style = (
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"display: inline-flex; align-items: center; justify-content: center; "
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"width: 26px; height: 26px; border-radius: 6px; "
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"background-color: #f3f4f6; color: #4b5563; text-decoration: none; "
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"border: 1px solid #e5e7eb; transition: all 0.2s;"
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)
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# onmouseover js
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hover_js = "this.style.backgroundColor='#dbeafe'; this.style.color='#2563eb'; this.style.borderColor='#bfdbfe';"
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out_js = "this.style.backgroundColor='#f3f4f6'; this.style.color='#4b5563'; this.style.borderColor='#e5e7eb';"
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return format_html(
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'<div style="display: flex; align-items: center; gap: 6px;">'
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'<a href="{}" title="上移" style="{}" onmouseover="{}" onmouseout="{}">'
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'<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2.5" stroke-linecap="round" stroke-linejoin="round"><path d="M18 15l-6-6-6 6"/></svg>'
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'</a>'
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'<span style="font-weight: 700; font-family: system-ui, -apple-system, sans-serif; min-width: 20px; text-align: center; color: #374151; font-size: 13px;">{}</span>'
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'<a href="{}" title="下移" style="{}" onmouseover="{}" onmouseout="{}">'
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'<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2.5" stroke-linecap="round" stroke-linejoin="round"><path d="M6 9l6 6 6-6"/></svg>'
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'</a>'
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'</div>',
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reverse(f'admin:{self.model._meta.app_label}_{self.model._meta.model_name}_move_up', args=[obj.pk]),
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btn_style, hover_js, out_js,
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obj.order,
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reverse(f'admin:{self.model._meta.app_label}_{self.model._meta.model_name}_move_down', args=[obj.pk]),
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btn_style, hover_js, out_js,
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)
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order_actions.short_description = "排序调节"
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order_actions.allow_tags = True
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@admin.register(Activity)
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class ActivityAdmin(ModelAdmin):
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list_display = ('title', 'author', 'banner_display', 'start_time', 'location', 'signup_count', 'is_visible', 'is_active', 'auto_confirm', 'created_at')
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list_filter = ('is_visible', 'is_active', 'auto_confirm', 'start_time')
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search_fields = ('title', 'location', 'author__phone_number')
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# autocomplete_fields = ['author'] # 暂时注释，避免环境不一致导致报错
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raw_id_fields = ('author',)
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inlines = [ActivitySignupInline]
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fieldsets = (
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('基本信息', {
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'fields': ('title', 'author', 'description', 'banner', 'banner_url', 'is_visible', 'is_active', 'auto_confirm')
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}),
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('费用与时间', {
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'fields': ('is_paid', 'price', 'start_time', 'end_time', 'location'),
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'classes': ('tab',)
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}),
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('报名设置', {
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'fields': ('max_participants', 'ask_name', 'ask_phone', 'ask_wechat', 'ask_company', 'signup_form_config'),
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'description': '勾选需要收集的信息，或者在下方“自定义报名配置”中填写高级JSON配置'
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}),
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)
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@display(description="Banner")
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def banner_display(self, obj):
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if obj.banner:
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return format_html('<img src="{}" height="50" style="border-radius: 4px;" />', obj.banner.url)
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elif obj.banner_url:
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return format_html('<img src="{}" height="50" style="border-radius: 4px;" />', obj.banner_url)
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return "暂无"
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@display(description="报名人数")
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def signup_count(self, obj):
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return obj.signups.count()
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@admin.register(ActivitySignup)
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class ActivitySignupAdmin(ModelAdmin):
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list_display = ('activity', 'user', 'signup_time', 'status_label', 'order_link')
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list_filter = ('status', 'signup_time', 'activity')
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search_fields = ('user__nickname', 'user__phone_number', 'activity__title')
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autocomplete_fields = ['activity', 'user']
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actions = [export_signups_csv, export_signups_excel]
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fieldsets = (
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('报名详情', {
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'fields': ('activity', 'user', 'status', 'order', 'signup_info_display')
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}),
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('时间信息', {
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'fields': ('signup_time',),
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'classes': ('collapse',)
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}),
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)
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readonly_fields = ('signup_time', 'signup_info_display')
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@display(description="报名信息")
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def signup_info_display(self, obj):
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import json
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if not obj.signup_info:
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return "无"
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try:
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# Format JSON nicely
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formatted_json = json.dumps(obj.signup_info, indent=2, ensure_ascii=False)
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return format_html('<pre style="white-space: pre-wrap; word-break: break-all;">{}</pre>', formatted_json)
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except:
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return str(obj.signup_info)
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@display(
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description="状态",
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label={
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"pending": "warning",
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"confirmed": "success",
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"cancelled": "danger",
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"unpaid": "secondary",
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}
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)
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def status_label(self, obj):
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# Auto sync with order status on display
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if obj.check_payment_status():
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# If status changed, return new status
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return obj.status
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return obj.status
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@display(description="关联订单")
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def order_link(self, obj):
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if obj.order:
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return format_html('<a href="/admin/shop/order/{}/change/">Order #{}</a>', obj.order.id, obj.order.id)
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return "-"
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@admin.register(Topic)
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class TopicAdmin(OrderableAdminMixin, ModelAdmin):
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list_display = ('title', 'status', 'category', 'author', 'get_related_item', 'reply_count', 'view_count', 'is_pinned', 'created_at', 'order_actions')
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list_filter = ('status', 'category', 'is_pinned', 'created_at', 'related_product', 'related_service', 'related_course')
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search_fields = ('title', 'content', 'author__nickname', 'author__phone_number')
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autocomplete_fields = ['author', 'related_product', 'related_service', 'related_course']
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filter_horizontal = ('likes',)
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inlines = [TopicMediaInline, ReplyInline]
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actions = ['reset_ordering', 'approve_topics', 'reject_topics']
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list_editable = ('status', 'is_pinned', 'view_count')
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@admin.action(description="批量通过审核")
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def approve_topics(self, request, queryset):
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rows_updated = queryset.update(status='published')
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self.message_user(request, f"{rows_updated} 个帖子已通过审核")
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@admin.action(description="批量拒绝")
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def reject_topics(self, request, queryset):
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rows_updated = queryset.update(status='rejected')
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self.message_user(request, f"{rows_updated} 个帖子已拒绝")
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def save_model(self, request, obj, form, change):
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# 当帖子被置顶时(新建或修改状态)，默认将排序值设为0
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if obj.is_pinned and (not change or 'is_pinned' in form.changed_data):
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obj.order = 0
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super().save_model(request, obj, form, change)
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@admin.action(description="重置排序 (0,1,2... 新帖子在前)")
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def reset_ordering(self, request, queryset):
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"""
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将所有帖子按时间倒序重新分配order值 (0, 1, 2, ...)
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"""
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all_objects = Topic.objects.all().order_by('-created_at')
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for index, obj in enumerate(all_objects):
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if obj.order != index:
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obj.order = index
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obj.save(update_fields=['order'])
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self.message_user(request, f"成功重置了 {all_objects.count()} 个帖子的排序权重（从0开始）。")
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fieldsets = (
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('帖子内容', {
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'fields': ('title', 'status', 'category', 'content', 'is_pinned', 'likes')
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}),
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('关联信息', {
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'fields': ('author', 'related_product', 'related_service', 'related_course'),
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'description': '可关联 硬件、服务 或 课程，用于技术求助或讨论'
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}),
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('统计数据', {
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'fields': ('view_count', 'order', 'created_at', 'updated_at'),
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'classes': ('collapse',)
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}),
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)
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readonly_fields = ('created_at', 'updated_at')
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@display(description="关联项目")
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def get_related_item(self, obj):
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if obj.related_product:
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return f"[硬件] {obj.related_product.name}"
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if obj.related_service:
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return f"[服务] {obj.related_service.title}"
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if obj.related_course:
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return f"[课程] {obj.related_course.title}"
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return "-"
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@display(description="回复数")
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def reply_count(self, obj):
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return obj.replies.count()
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@admin.register(Reply)
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class ReplyAdmin(ModelAdmin):
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list_display = ('short_content', 'topic', 'author', 'is_pinned', 'like_count', 'created_at')
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list_filter = ('is_pinned', 'created_at')
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search_fields = ('content', 'author__nickname', 'author__phone_number', 'topic__title')
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autocomplete_fields = ['author', 'topic', 'reply_to']
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filter_horizontal = ('likes',)
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list_editable = ('is_pinned',)
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inlines = [TopicMediaInline]
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fieldsets = (
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('回复内容', {
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'fields': ('topic', 'reply_to', 'content', 'likes')
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}),
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('发布信息', {
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'fields': ('author', 'is_pinned', 'created_at')
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}),
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)
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readonly_fields = ('created_at',)
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@display(description="点赞数")
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def like_count(self, obj):
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return obj.likes.count()
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@display(description="内容摘要")
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def short_content(self, obj):
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return obj.content[:30] + '...' if len(obj.content) > 30 else obj.content
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@admin.register(TopicMedia)
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class TopicMediaAdmin(ModelAdmin):
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list_display = ('id', 'media_type', 'file_preview', 'topic', 'reply', 'created_at')
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list_filter = ('media_type', 'created_at')
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search_fields = ('file', 'topic__title')
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autocomplete_fields = ['topic', 'reply']
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@display(description="预览")
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def file_preview(self, obj):
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url = ""
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if obj.file:
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url = obj.file.url
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elif obj.file_url:
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url = obj.file_url
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if obj.media_type == 'image' and url:
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return format_html('<img src="{}" height="50" style="border-radius: 4px;" />', url)
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return obj.file.name or "外部文件"
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@admin.register(Announcement)
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class AnnouncementAdmin(ModelAdmin):
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list_display = ('title', 'image_preview', 'active_label', 'pinned_label', 'priority', 'start_time', 'end_time', 'created_at')
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list_filter = ('is_active', 'is_pinned', 'created_at')
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search_fields = ('title', 'content')
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fieldsets = (
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('公告信息', {
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'fields': ('title', 'content', 'link_url')
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}),
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('图片设置', {
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'fields': ('image', 'image_url'),
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'description': '上传图片或填写图片链接，优先显示上传的图片'
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}),
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('显示设置', {
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'fields': ('is_active', 'is_pinned', 'priority'),
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'classes': ('tab',)
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}),
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('排期设置', {
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'fields': ('start_time', 'end_time'),
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'classes': ('tab',)
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}),
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)
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@display(description="图片预览")
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def image_preview(self, obj):
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url = obj.display_image_url
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if url:
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return format_html('<img src="{}" height="50" style="border-radius: 4px;" />', url)
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return "无图片"
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@display(
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description="状态",
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label={
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True: "success",
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False: "danger",
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}
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)
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def active_label(self, obj):
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return obj.is_active
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@display(
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description="置顶",
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label={
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True: "warning",
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False: "default",
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}
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)
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def pinned_label(self, obj):
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return obj.is_pinned
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