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49 lines
2.1 KiB
49 lines
2.1 KiB
from django import forms |
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from django.core.exceptions import ValidationError |
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from apps.goods.models import * |
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from apps.goods.views import * |
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class GoodsCateForm(forms.Form): |
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name = forms.CharField(label='分类名称', min_length=2, widget=forms.widgets.TextInput( |
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attrs={'class': 'form-control', 'placeholder': '请输入分类名称'}), |
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error_messages={'required': '分类名称不能为空！', 'min_length': '长度最小2位'}) |
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parent_id = forms.CharField(label='选择父类', max_length=20, required=False, |
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widget=forms.widgets.Select( |
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attrs={'class': 'form-control custom-select', 'placeholder': '选择父类'}), |
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error_messages={'required': '请选择父类'}) |
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sort = forms.CharField(label='排序', widget=forms.widgets.TextInput( |
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attrs={'class': 'form-control', 'placeholder': '请输入数字'}), error_messages={'required': '排序不能为空'}) |
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logo = forms.ImageField(label='分类图片', required=False, |
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widget=forms.widgets.FileInput(attrs={'class': 'custom-file-input'})) |
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def __init__(self, *args, **kwargs): |
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super(GoodsCateForm, self).__init__(*args, **kwargs) |
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cate_all = GoodsCategory.objects.all() |
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self.alist = [('', '请选择...')] |
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self.fields['parent_id'].widget.choices = self.bind_data(cate_all, 0, 1) |
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def bind_data(self, datas_all, _id, n): |
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if _id == 0: |
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print(111111111111) |
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datas = datas_all.filter(parent__isnull=True) |
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print(datas) |
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else: |
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print(222222222222) |
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datas = datas_all.filter(parent_id=_id) |
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print(datas) |
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for data in datas: |
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print(data) |
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self.alist.append((data.id, self.space_length(n) + data.name)) |
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self.bind_data(datas_all, data.id, n+2) |
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print(self.alist) |
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return self.alist |
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@staticmethod |
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def space_length(i): |
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space = '' |
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for j in range(1, i): |
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space += '--' |
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return space + '|--'
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