from django import forms
class UserModelForm(forms.ModelForm):

model = models.UserInfo

fields='__all__'  #顯示所有，常用的方式

exclude=['password'] #排除某個(gè)字段

fields=['username','password','confirm_password','email','gender','depart'] #此表中的字段決定了頁(yè)面顯示的排列順序

 widgets = {
      'username': forms.TextInput(attrs={'class': 'form-control', 'placeholder': '用戶名'}),
      'password': forms.PasswordInput(attrs={'class': 'form-control', 'placeholder': '密碼'}),
      'email': forms.EmailInput(attrs={'class': 'form-control', 'placeholder': '郵箱'}),
      'gender': forms.Select(attrs={'class': 'form-control'}),
      'depart': forms.Select(attrs={'class': 'form-control'}),
    }

    error_messages = {
      'email':{
        'required':'郵箱不能為空',
        'invalid':'郵箱格式錯(cuò)誤',
      }
    }

labels={"username":"用戶名","password":"密碼"}

def clean_confirm_password(self): #'clean_'加上字段名 這里先使用局部鉤子

return confirm

def user_add(request):
  if request.method == 'GET':
    form = UserModelForm() #最開(kāi)始訪問(wèn)的時(shí)候是沒(méi)有數(shù)據(jù)的
    return render(request, 'user_form.html', {'form':form})
  form = UserModelForm(data=request.POST) #傳入數(shù)據(jù)
  if form.is_valid(): #進(jìn)行校驗(yàn)
    print(form.cleaned_data)
    form.save()
    return redirect('/crm/user/list/')
  return render(request, 'user_form.html', {'form': form})

#print(form.cleaned_data)
{'username': 'lu5', 'password': '123', 'gender': 1, 'depart': <Department: 部門-1>}
#print(form.errors)
<ul class="errorlist"><li>confirm_password<ul class="errorlist"><li>兩次密碼輸入不一致，請(qǐng)重新輸入</li></ul></li><li>email<ul class="errorlist"><li>郵箱格式錯(cuò)誤</li></ul></li></ul>

def user_edit(request,nid):
  obj = models.UserInfo.objects.filter(id=nid).first()
  if request.method == 'GET':
    form = UserModelForm(instance=obj) #注意此處
    return render(request, 'user_form.html', {'form':form})
  form = UserModelForm(data=request.POST,instance=obj) #注意此處
  if form.is_valid():
    form.save()
    return redirect('/crm/user/list/')
  return render(request, 'user_form.html', {'form': form})

LANGUAGE_CODE = 'zh-hans'
# LANGUAGE_CODE = 'en-us'