# coding:utf-8

from django.contrib.auth import authenticate
from django.contrib.auth.models import User
from rest_framework import serializers


class UserDetailSerializers(serializers.Serializer):
    username = serializers.CharField(max_length=64, help_text="用户名称", required=True, error_messages={
        'required': '参数必须存在',
        'blank': '用户名不能为空',
    })
    password = serializers.CharField(max_length=64, help_text="用户密码", required=True, error_messages={
        'required': '参数必须存在',
        'blank': '密码不能为空',
    })

    def validate(self, data):
        username, password = data.get('username'), data.get('password')
        if not authenticate(username=username, password=password):
            raise serializers.ValidationError('用户名或密码错误')
        return data