"""
Printing 序列化器
"""
from rest_framework import serializers
from printing import models


class PrintingOrderListSerializer(serializers.ModelSerializer):
    """印染订单列表序列化器"""
    customer_name = serializers.CharField(source='customer.name', read_only=True)
    customer_phone = serializers.CharField(source='customer.phone', read_only=True)
    
    class Meta:
        model = models.PrintingOrder
        fields = [
            'id', 'human_id', 'customer', 'customer_name', 'customer_phone',
            'fabric', 'width', 'is_urgent', 'area', 'address',
            'is_fabric_received', 'outgoing_date', 'is_invalid',
            'created_at', 'updated_at'
        ]
        read_only_fields = ['id', 'human_id', 'created_at', 'updated_at']


class PrintingOrderDetailSerializer(serializers.ModelSerializer):
    """印染订单详情序列化器"""
    customer_name = serializers.CharField(source='customer.name', read_only=True)
    customer_phone = serializers.CharField(source='customer.phone', read_only=True)
    customer_address = serializers.CharField(source='customer.address', read_only=True)
    
    class Meta:
        model = models.PrintingOrder
        fields = [
            'id', 'human_id', 'customer', 'customer_name', 'customer_phone', 'customer_address',
            'fabric', 'width', 'is_urgent', 'area', 'address', 'fabric_source',
            'is_fabric_received', 'craft', 'description', 'outgoing_date',
            'curve', 'new_curve', 'position',
            'printing_warn', 'rolling_warn', 'production_warn',
            'is_invalid', 'created_at', 'updated_at'
        ]
        read_only_fields = ['id', 'human_id', 'created_at', 'updated_at']


class PrintingOrderCreateUpdateSerializer(serializers.ModelSerializer):
    """印染订单创建/更新序列化器"""
    
    class Meta:
        model = models.PrintingOrder
        fields = [
            'customer', 'fabric', 'width', 'is_urgent', 'area', 'address',
            'fabric_source', 'is_fabric_received', 'craft', 'description',
            'outgoing_date', 'curve', 'new_curve', 'position',
            'printing_warn', 'rolling_warn', 'production_warn', 'is_invalid'
        ]
    
    def validate_customer(self, value):
        """验证客户是否存在"""
        if not value:
            raise serializers.ValidationError("客户不能为空")
        return value


class PrintingJobListSerializer(serializers.ModelSerializer):
    """印染款式明细列表序列化器"""
    printing_order_id = serializers.CharField(source='printing_order.human_id', read_only=True)
    product_name = serializers.CharField(source='product.name', read_only=True)
    
    class Meta:
        model = models.PrintingJob
        fields = [
            'id', 'printing_order', 'printing_order_id', 'product', 'product_name',
            'quantity', 'unit', 'size', 'pieces', 'description',
            'created_at', 'updated_at'
        ]
        read_only_fields = ['id', 'created_at', 'updated_at']


class PrintingJobDetailSerializer(serializers.ModelSerializer):
    """印染款式明细详情序列化器"""
    printing_order_id = serializers.CharField(source='printing_order.human_id', read_only=True)
    product_name = serializers.CharField(source='product.name', read_only=True)
    product_code = serializers.CharField(source='product.human_id', read_only=True)
    
    class Meta:
        model = models.PrintingJob
        fields = [
            'id', 'printing_order', 'printing_order_id', 'product', 'product_name', 'product_code',
            'quantity', 'unit', 'size', 'pieces', 'description',
            'created_at', 'updated_at'
        ]
        read_only_fields = ['id', 'created_at', 'updated_at']


class PrintingJobCreateUpdateSerializer(serializers.ModelSerializer):
    """印染款式明细创建/更新序列化器"""
    
    class Meta:
        model = models.PrintingJob
        fields = [
            'printing_order', 'product', 'quantity', 'unit', 'size', 'pieces', 'description'
        ]
    
    def validate_printing_order(self, value):
        """验证印染订单是否存在"""
        if not value:
            raise serializers.ValidationError("印染订单不能为空")
        return value
    
    def validate_product(self, value):
        """验证产品是否存在"""
        if not value:
            raise serializers.ValidationError("产品不能为空")
        return value
    
    def validate_quantity(self, value):
        """验证数量"""
        if value <= 0:
            raise serializers.ValidationError("数量必须大于0")
        return value
    
    def validate_pieces(self, value):
        """验证件数"""
        if value <= 0:
            raise serializers.ValidationError("件数必须大于0")
        return value