# coding=utf-8

from django.conf import settings
from django.db.models import Q
from rest_framework import serializers
from apps.customer.models import CustomerVehicle, CustomerAddress
from apps.vehicle_order.models import *
from apps.product_order.models import *
from apps.base import Formater
from utils.exceptions import CustomError


class CustomerVehicleSerializer(serializers.ModelSerializer):
    class Meta:
        model = CustomerVehicle
        fields = '__all__'

class CustomerAddressSerializer(serializers.ModelSerializer):
    full_addr = serializers.SerializerMethodField()

    def get_full_addr(self, obj):
        full_addr = obj.area + obj.addr
        return full_addr

    class Meta:
        model = CustomerAddress
        fields = '__all__'

    def create(self, validated_data):
        customer = self.context['request'].customer
        validated_data['customer'] = customer
        if validated_data['default']:
            CustomerAddress.objects.filter(Q(customer=customer), Q(delete=False)).update(default=False)
        instance = super(CustomerAddressSerializer, self).create(validated_data)
        return instance

    def update(self, instance, validated_data):
        if instance.delete:
            raise CustomError(u'该收货地址已经被删除,禁止操作')
        if validated_data['default']:
            CustomerAddress.objects.filter(Q(customer=instance.customer), Q(delete=False), ~Q(id=instance.id)).update(default=False)
        instance = super(CustomerAddressSerializer, self).update(instance, validated_data)
        return instance


class ProductOrderSerializer(serializers.ModelSerializer):
    product_name = serializers.CharField(source='product.name', read_only=True)
    name = serializers.CharField(source='customer.name', read_only=True)
    customer_name = serializers.CharField(source='customer_address.name', read_only=True)
    customer_tel = serializers.CharField(source='customer_address.tel', read_only=True)
    area = serializers.CharField(source='customer_address.area', read_only=True)
    addr = serializers.CharField(source='customer_address.addr', read_only=True)
    status_text = serializers.CharField(source='get_status_display', read_only=True)
    create_time = serializers.DateTimeField(format='%Y-%m-%d %H:%M', read_only=True)
    price = serializers.SerializerMethodField()
    amount = serializers.SerializerMethodField()

    def get_price(self, obj):
        return Formater.formatPriceShow(obj.price)

    def get_amount(self, obj):
        return Formater.formatAmountShow(obj.amount)

    class Meta:
        model = ProductOrder
        fields = '__all__'


class VhicleDriveReserveSerializer(serializers.ModelSerializer):
    shop_name = serializers.CharField(source='shop.name', read_only=True)
    brand_name = serializers.CharField(source='model.series.brand.name', read_only=True)
    series_name = serializers.CharField(source='model.series.name', read_only=True)
    model_name = serializers.CharField(source='model.name', read_only=True)
    customer_name = serializers.CharField(source='customer.name', read_only=True)
    status_text = serializers.CharField(source='get_status_display', read_only=True)
    create_time = serializers.DateTimeField(format='%Y-%m-%d %H:%M', read_only=True)
    date = serializers.DateField(format='%Y-%m-%d')
    img1_url = serializers.SerializerMethodField()
    img2_url = serializers.SerializerMethodField()

    def get_img1_url(self, obj):
        if obj.img1:
            return '%s%s' % (settings.MEDIA_URL, obj.img1.picture)
        return ''

    def get_img2_url(self, obj):
        if obj.img2:
            return '%s%s' % (settings.MEDIA_URL, obj.img2.picture)
        return ''

    class Meta:
        model = VhicleDriveReserve
        fields = '__all__'


class VhicleInquirySerializer(serializers.ModelSerializer):
    shop_name = serializers.CharField(source='shop.name', read_only=True)
    brand_name = serializers.CharField(source='model.series.brand.name', read_only=True)
    series_name = serializers.CharField(source='model.series.name', read_only=True)
    model_name = serializers.CharField(source='model.name', read_only=True)
    customer_name = serializers.CharField(source='customer.name', read_only=True)
    status_text = serializers.CharField(source='get_status_display', read_only=True)
    create_time = serializers.DateTimeField(format='%Y-%m-%d %H:%M', read_only=True)
    displace_text = serializers.SerializerMethodField()

    def get_displace_text(self, obj):
        return obj.displace and u'是' or u'否'

    class Meta:
        model = VhicleInquiry
        fields = '__all__'


class UsedVhicleInquirySerializer(serializers.ModelSerializer):
    brand_name = serializers.CharField(source='brand.name', read_only=True)
    customer_name = serializers.CharField(source='customer.name', read_only=True)
    customer_tel = serializers.CharField(source='customer.tel', read_only=True)
    status_text = serializers.CharField(source='get_status_display', read_only=True)
    gender_text = serializers.CharField(source='get_gender_display', read_only=True)
    create_time = serializers.DateTimeField(format='%Y-%m-%d %H:%M', read_only=True)

    class Meta:
        model = UsedVhicleInquiry
        fields = '__all__'


class UsedVhicleEstimateSerializer(serializers.ModelSerializer):
    brand_name = serializers.CharField(source='brand.name', read_only=True)
    customer_name = serializers.CharField(source='customer.name', read_only=True)
    customer_tel = serializers.CharField(source='customer.tel', read_only=True)
    status_text = serializers.CharField(source='get_status_display', read_only=True)
    create_time = serializers.DateTimeField(format='%Y-%m-%d %H:%M', read_only=True)
    plate_date = serializers.DateField(format='%Y-%m-%d')

    class Meta:
        model = UsedVhicleEstimate
        fields = '__all__'