# -*- coding:utf-8 -*-
from tortoise import fields
from tortoise import models
from tortoise.indexes import Index


class BarcodeBuilders(models.Model):
    id = fields.IntField(pk=True)
    index = fields.BigIntField(default=1)

    class Meta:
        table = 'barcode_builders'
        table_description = 'barcode生成值表'

    @classmethod
    async def get_barcode_index(cls):
        data = await cls.get(id=1).values("id", "index")
        return data.get("index")
    
    @classmethod
    async def update_barcode_index(cls, value):
        await cls.filter(id=1).update(index=value)