csv

backend/community/admin_actions.py

@@ -37,58 +37,6 @@ def get_signup_info_keys(queryset):
             keys.update(flat_info.keys())
     return sorted(list(keys))
 
-def get_row_data(obj):
-    """
-    Build a dictionary of all exportable data for a single ActivitySignup object
-    """
-    data = {}
-    
-    # 1. 基础信息
-    data['ID'] = str(obj.id)
-    data['活动标题'] = obj.activity.title
-    data['报名时间'] = obj.signup_time
-    data['状态'] = obj.get_status_display()
-    
-    # 2. 用户信息
-    if obj.user:
-        data['用户昵称'] = obj.user.nickname
-        data['用户ID'] = str(obj.user.id)
-        data['用户OpenID'] = obj.user.openid
-        data['用户绑定手机'] = obj.user.phone_number or ''
-        data['用户地区'] = f"{obj.user.country} {obj.user.province} {obj.user.city}".strip()
-        data['用户注册时间'] = obj.user.created_at
-    else:
-        data['用户昵称'] = 'Unknown'
-        data['用户ID'] = ''
-        data['用户OpenID'] = ''
-        data['用户绑定手机'] = ''
-        data['用户地区'] = ''
-        data['用户注册时间'] = ''
-
-    # 3. 订单/发货信息
-    if obj.order:
-        data['关联订单ID'] = str(obj.order.id)
-        data['订单状态'] = obj.order.get_status_display()
-        data['收货人姓名'] = obj.order.customer_name
-        data['收货电话'] = obj.order.phone_number
-        data['收货地址'] = obj.order.shipping_address
-        data['快递公司'] = obj.order.courier_name or ''
-        data['快递单号'] = obj.order.tracking_number or ''
-        data['订单总价'] = str(obj.order.total_price)
-        data['商户订单号'] = obj.order.out_trade_no or ''
-    else:
-        data['关联订单ID'] = ''
-        data['订单状态'] = ''
-        data['收货人姓名'] = ''
-        data['收货电话'] = ''
-        data['收货地址'] = ''
-        data['快递公司'] = ''
-        data['快递单号'] = ''
-        data['订单总价'] = ''
-        data['商户订单号'] = ''
-
-    return data
-
 def export_signups_csv(modeladmin, request, queryset):
     """
     Export selected signups to CSV, including flattened JSON fields
@@ -101,30 +49,26 @@ def export_signups_csv(modeladmin, request, queryset):
     
     writer = csv.writer(response)
     
-    # Fixed headers
-    fixed_headers = [
-        'ID', '活动标题', '状态', '报名时间',
-        '用户ID', '用户昵称', '用户OpenID', '用户绑定手机', '用户地区', '用户注册时间',
-        '关联订单ID', '订单状态', '收货人姓名', '收货电话', '收货地址', '快递公司', '快递单号', '订单总价', '商户订单号'
-    ]
+    # Base fields to export
+    base_headers = ['ID', '活动标题', '用户昵称', '用户ID', '报名时间', '状态', '关联订单ID']
     
     # Get dynamic JSON keys
     json_keys = get_signup_info_keys(queryset)
     
     # Write header
-    writer.writerow(fixed_headers + json_keys)
+    writer.writerow(base_headers + json_keys)
     
     # Write data
     for obj in queryset:
-        row_data = get_row_data(obj)
-        
-        # Build the row based on fixed_headers order
-        row = []
-        for header in fixed_headers:
-            val = row_data.get(header, '')
-            if isinstance(val, (datetime.datetime, datetime.date)):
-                val = val.strftime('%Y-%m-%d %H:%M:%S')
-            row.append(str(val))
+        row = [
+            str(obj.id),
+            obj.activity.title,
+            obj.user.nickname if obj.user else 'Unknown',
+            str(obj.user.id) if obj.user else '',
+            obj.signup_time.strftime('%Y-%m-%d %H:%M:%S'),
+            obj.get_status_display(),
+            str(obj.order.id) if obj.order else ''
+        ]
         
         # Add JSON data
         flat_info = {}
@@ -141,7 +85,7 @@ def export_signups_csv(modeladmin, request, queryset):
         
     return response
 
-export_signups_csv.short_description = "导出选中报名记录为 CSV (含发货/详细信息)"
+export_signups_csv.short_description = "导出选中报名记录为 CSV (含详细信息)"
 
 def export_signups_excel(modeladmin, request, queryset):
     """
@@ -165,37 +109,26 @@ def export_signups_excel(modeladmin, request, queryset):
     ws = wb.active
     ws.title = str(opts.verbose_name)[:31]  # Sheet name limit is 31 chars
     
-    # Fixed headers
-    fixed_headers = [
-        'ID', '活动标题', '状态', '报名时间',
-        '用户ID', '用户昵称', '用户OpenID', '用户绑定手机', '用户地区', '用户注册时间',
-        '关联订单ID', '订单状态', '收货人姓名', '收货电话', '收货地址', '快递公司', '快递单号', '订单总价', '商户订单号'
-    ]
+    # Base fields to export
+    base_headers = ['ID', '活动标题', '用户昵称', '用户ID', '报名时间', '状态', '关联订单ID']
     
     # Get dynamic JSON keys
     json_keys = get_signup_info_keys(queryset)
     
     # Write header
-    ws.append(fixed_headers + json_keys)
+    ws.append(base_headers + json_keys)
     
     # Write data
     for obj in queryset:
-        row_data = get_row_data(obj)
-        
-        row = []
-        for header in fixed_headers:
-            val = row_data.get(header, '')
-            # Excel handles datetime natively, but we need to remove timezone info if present to avoid Excel errors or warnings depending on version
-            # Here we convert to naive datetime for simplicity or keep as is if library handles it. 
-            # openpyxl supports datetime, but usually it's safer to remove tzinfo for compatibility.
-            if isinstance(val, (datetime.datetime, datetime.date)):
-                 if hasattr(val, 'replace'):
-                     val = val.replace(tzinfo=None)
-            
-            # Ensure None becomes empty string
-            if val is None:
-                val = ""
-            row.append(val)
+        row = [
+            obj.id,
+            obj.activity.title,
+            obj.user.nickname if obj.user else 'Unknown',
+            obj.user.id if obj.user else '',
+            obj.signup_time.replace(tzinfo=None) if obj.signup_time else '', # Remove tz for Excel
+            obj.get_status_display(),
+            obj.order.id if obj.order else ''
+        ]
         
         # Add JSON data
         flat_info = {}
@@ -206,11 +139,11 @@ def export_signups_excel(modeladmin, request, queryset):
             val = flat_info.get(key, '')
             if val is None:
                 val = ''
-            row.append(str(val)) # JSON values as strings
+            row.append(str(val)) # Ensure string for simplicity, or handle types
             
         ws.append(row)
         
     wb.save(response)
     return response
 
-export_signups_excel.short_description = "导出选中报名记录为 Excel (含发货/详细信息)"
+export_signups_excel.short_description = "导出选中报名记录为 Excel (含详细信息)"

backend/shop/admin.py

@@ -7,7 +7,7 @@ from django.shortcuts import redirect
 from unfold.admin import ModelAdmin, TabularInline
 from unfold.decorators import display
 from .models import ESP32Config, Order, Salesperson, WeChatPayConfig, Service, VCCourse, ProductFeature, CommissionLog, WeChatUser, Distributor, Withdrawal, ServiceOrder, CourseEnrollment, AdminPhoneNumber
-from .admin_actions import export_orders_excel
+from .admin_actions import export_to_csv, export_to_excel
 import qrcode
 from io import BytesIO
 import base64
@@ -403,7 +403,7 @@ class OrderAdmin(ModelAdmin):
     list_filter = ('status', 'salesperson', 'distributor', 'created_at')
     search_fields = ('id', 'customer_name', 'phone_number', 'wechat_trade_no')
     readonly_fields = ('total_price', 'created_at', 'wechat_trade_no')
-    actions = [export_orders_excel]
+    actions = [export_to_csv, export_to_excel]
     
     def get_item_name(self, obj):
         if obj.config:
@@ -472,6 +472,7 @@ class WeChatUserAdmin(OrderableAdminMixin, ModelAdmin):
     search_fields = ('nickname', 'openid', 'phone_number')
     list_filter = ('is_star', GenderFilter, UserSourceFilter, 'province', 'city', 'created_at')
     readonly_fields = ('openid', 'unionid', 'session_key', 'created_at', 'updated_at')
+    actions = [export_to_csv, export_to_excel]
 
     def avatar_display(self, obj):
         if obj.avatar_url:

backend/shop/admin_actions.py

@@ -1,124 +1,71 @@
 import csv
-import json
 import datetime
 from django.http import HttpResponse
 from django.utils.encoding import escape_uri_path
 
-def flatten_json(y):
+def export_to_csv(modeladmin, request, queryset):
     """
-    Flatten a nested json object
+    通用导出 CSV 的 Admin Action
+    支持中文编码（UTF-8 BOM），可直接用 Excel 打开
     """
-    out = {}
+    opts = modeladmin.model._meta
+    # 设置文件名，使用模型的 verbose_name
+    filename = f"{opts.verbose_name}_{datetime.datetime.now().strftime('%Y%m%d_%H%M%S')}.csv"
     
-    def flatten(x, name=''):
-        if type(x) is dict:
-            for a in x:
-                flatten(x[a], name + a + '_')
-        elif type(x) is list:
-            i = 0
-            for a in x:
-                flatten(a, name + str(i) + '_')
-                i += 1
-        else:
-            out[name[:-1]] = x
+    response = HttpResponse(content_type='text/csv; charset=utf-8-sig')
+    response['Content-Disposition'] = f'attachment; filename={escape_uri_path(filename)}'
     
-    flatten(y)
-    return out
+    writer = csv.writer(response)
     
-def get_order_signup_keys(queryset):
+    # 获取所有非多对多字段和非反向关联字段
+    fields = [field for field in opts.get_fields() if not field.many_to_many and not field.one_to_many]
+    
+    # 写入表头 (使用字段的 verbose_name)
+    writer.writerow([field.verbose_name for field in fields])
+    
+    # 写入数据
+    for obj in queryset:
+        data_row = []
+        for field in fields:
+            value = getattr(obj, field.name)
+            
+            # 处理 Choice 字段，显示可读的标签
+            if hasattr(obj, f'get_{field.name}_display'):
+                value = getattr(obj, f'get_{field.name}_display')()
+            
+            # 处理关联对象（ForeignKey）
+            if field.is_relation and value:
+                 value = str(value)
+
+            # 处理日期时间
+            if isinstance(value, datetime.datetime):
+                value = value.strftime('%Y-%m-%d %H:%M:%S')
+            elif isinstance(value, datetime.date):
+                value = value.strftime('%Y-%m-%d')
+            
+            # 处理 None
+            if value is None:
+                value = ""
+                
+            data_row.append(str(value))
+        writer.writerow(data_row)
+        
+    return response
+
+export_to_csv.short_description = "导出选中项为 CSV"
+
+def export_to_excel(modeladmin, request, queryset):
     """
-    Collect all unique keys from the signup_info JSON of ActivitySignups related to the Order queryset
-    """
-    keys = set()
-    for order in queryset:
-        # Check if order has related activity signups
-        # Assuming reverse relation name is 'activity_signups' based on ActivitySignup model
-        signups = order.activity_signups.all()
-        for signup in signups:
-            if signup.signup_info and isinstance(signup.signup_info, dict):
-                flat_info = flatten_json(signup.signup_info)
-                keys.update(flat_info.keys())
-    return sorted(list(keys))
-
-def get_order_row_data(order):
-    """
-    Build a dictionary of all exportable data for a single Order object
-    """
-    data = {}
-    
-    # 1. 订单基础信息
-    data['订单ID'] = str(order.id)
-    data['商户订单号'] = order.out_trade_no or ''
-    data['微信支付单号'] = order.wechat_trade_no or ''
-    data['订单状态'] = order.get_status_display()
-    data['订单总价'] = str(order.total_price)
-    data['购买数量'] = str(order.quantity)
-    data['创建时间'] = order.created_at.strftime('%Y-%m-%d %H:%M:%S')
-    
-    # 商品信息
-    if order.config:
-        data['商品类型'] = '硬件'
-        data['商品名称'] = order.config.name
-    elif order.course:
-        data['商品类型'] = '课程'
-        data['商品名称'] = order.course.title
-    elif order.activity:
-        data['商品类型'] = '活动'
-        data['商品名称'] = order.activity.title
-    else:
-        data['商品类型'] = '未知'
-        data['商品名称'] = '未知'
-
-    # 2. 发货/收货信息
-    data['收货人姓名'] = order.customer_name
-    data['收货电话'] = order.phone_number
-    data['收货地址'] = order.shipping_address
-    data['快递公司'] = order.courier_name or ''
-    data['快递单号'] = order.tracking_number or ''
-
-    # 3. 下单用户信息
-    if order.wechat_user:
-        data['用户昵称'] = order.wechat_user.nickname
-        data['用户ID'] = str(order.wechat_user.id)
-        data['用户OpenID'] = order.wechat_user.openid
-        data['用户绑定手机'] = order.wechat_user.phone_number or ''
-    else:
-        data['用户昵称'] = 'Unknown'
-        data['用户ID'] = ''
-        data['用户OpenID'] = ''
-        data['用户绑定手机'] = ''
-
-    # 4. 销售/分销信息
-    data['销售员'] = order.salesperson.name if order.salesperson else ''
-    data['分销员'] = order.distributor.user.nickname if order.distributor else ''
-
-    return data
-
-def get_order_signup_data(order):
-    """
-    Get flattened signup info for the order.
-    If multiple signups exist, we only take the first one for simplicity in flat export,
-    or we could try to merge them but keys might conflict.
-    Given the context, usually 1 order -> 1 signup for activity.
-    """
-    flat_info = {}
-    signup = order.activity_signups.first()
-    if signup and signup.signup_info and isinstance(signup.signup_info, dict):
-        flat_info = flatten_json(signup.signup_info)
-    return flat_info
-
-def export_orders_excel(modeladmin, request, queryset):
-    """
-    Export selected orders to Excel, including related Activity Signup JSON info
+    导出为 Excel (需要安装 openpyxl)
     """
     try:
         from openpyxl import Workbook
     except ImportError:
-        modeladmin.message_user(request, "请先安装 openpyxl 库以使用 Excel 导出功能", level='error')
+        modeladmin.message_user(request, "请先安装 openpyxl 库以使用 Excel 导出功能: pip install openpyxl", level='error')
         return
 
     opts = modeladmin.model._meta
-    filename = f"Orders_{datetime.datetime.now().strftime('%Y%m%d_%H%M%S')}.xlsx"
+    filename = f"{opts.verbose_name}_{datetime.datetime.now().strftime('%Y%m%d_%H%M%S')}.xlsx"
     
     response = HttpResponse(
         content_type='application/vnd.openxmlformats-officedocument.spreadsheetml.sheet',
@@ -127,44 +74,37 @@ def export_orders_excel(modeladmin, request, queryset):
     
     wb = Workbook()
     ws = wb.active
-    ws.title = "订单导出"
+    # Sheet name limit is 31 chars
+    ws.title = str(opts.verbose_name)[:31]
     
-    # Fixed headers
-    fixed_headers = [
-        '订单ID', '商户订单号', '微信支付单号', '订单状态', '订单总价', '购买数量', '创建时间',
-        '商品类型', '商品名称',
-        '收货人姓名', '收货电话', '收货地址', '快递公司', '快递单号',
-        '用户ID', '用户昵称', '用户OpenID', '用户绑定手机',
-        '销售员', '分销员'
-    ]
+    fields = [field for field in opts.get_fields() if not field.many_to_many and not field.one_to_many]
     
-    # Dynamic headers from ActivitySignup (only if orders contain activity orders)
-    json_keys = get_order_signup_keys(queryset)
-    
-    # Write header
-    # Add a prefix to json keys to distinguish them? Or keep as is.
-    # Let's keep as is but maybe add a note in header if needed.
-    ws.append(fixed_headers + json_keys)
-    
-    # Write data
-    for order in queryset:
-        row_data = get_order_row_data(order)
-        signup_data = get_order_signup_data(order)
+    # 写入表头
+    ws.append([str(field.verbose_name) for field in fields])
     
+    # 写入数据
+    for obj in queryset:
         row = []
-        for header in fixed_headers:
-            val = row_data.get(header, '')
-            row.append(str(val)) # Convert everything to string for safety
+        for field in fields:
+            value = getattr(obj, field.name)
             
-        for key in json_keys:
-            val = signup_data.get(key, '')
-            if val is None:
-                val = ''
-            row.append(str(val))
+            if hasattr(obj, f'get_{field.name}_display'):
+                value = getattr(obj, f'get_{field.name}_display')()
             
+            # 处理关联对象（ForeignKey）
+            if field.is_relation and value:
+                 value = str(value)
+
+            if isinstance(value, (datetime.datetime, datetime.date)):
+                # openpyxl 可以直接处理 datetime 格式，Excel 会自动识别
+                # 但为了避免时区问题，通常转为无时区时间或字符串
+                if isinstance(value, datetime.datetime):
+                     value = value.replace(tzinfo=None)
+            
+            row.append(value)
         ws.append(row)
         
     wb.save(response)
     return response
 
-export_orders_excel.short_description = "导出选中订单为 Excel (含报名信息)"
+export_to_excel.short_description = "导出选中项为 Excel"