from django import forms
from django.contrib.auth.admin import UserAdmin
from django.contrib.auth.forms import ReadOnlyPasswordHashField
from django.contrib.auth.forms import UserChangeForm
from django.contrib.auth.forms import UsernameField
from django.utils.translation import gettext_lazy as _

# Register your models here.
from .models import BlogUser


class BlogUserCreationForm(forms.ModelForm):
    password1 = forms.CharField(label='密码', widget=forms.PasswordInput)
    password2 = forms.CharField(label='再次输入密码', widget=forms.PasswordInput)

    class Meta:
        model = BlogUser
        fields = ('email',)

    def clean_password2(self):
        # Check that the two password entries match
        password1 = self.cleaned_data.get("password1")
        password2 = self.cleaned_data.get("password2")
        if password1 and password2 and password1 != password2:
            raise forms.ValidationError("两次密码不一致")
        return password2

    def save(self, commit=True):
        # Save the provided password in hashed format
        user = super().save(commit=False)
        user.set_password(self.cleaned_data["password1"])
        if commit:
            user.source = 'adminsite'
            user.save()
        return user


class BlogUserChangeForm(UserChangeForm):
    password = ReadOnlyPasswordHashField(
        label=_("Password"),
        help_text=_(
            "Raw passwords are not stored, so there is no way to see this "
            "user's password, but you can change the password using "
            "<a href=\"{}\">this form</a>."
        ),
    )
    email = forms.EmailField(label="Email", widget=forms.EmailInput)

    class Meta:
        model = BlogUser
        fields = '__all__'
        field_classes = {'username': UsernameField}

    def __init__(self, *args, **kwargs):
        super().__init__(*args, **kwargs)


class BlogUserAdmin(UserAdmin):
    form = BlogUserChangeForm
    add_form = BlogUserCreationForm
    list_display = (
        'id',
        'nickname',
        'username',
        'email',
        'last_login',
        'date_joined',
        'source')
    list_display_links = ('id', 'username')
    ordering = ('-id',)