import uuid

from django.db import models

# Create your models here.
from django.urls import reverse


class DroughtSpi(models.Model):
    id = models.UUIDField('id', primary_key=True, default=uuid.uuid4())
    code = models.CharField('区站号', max_length=256, null=False)
    year = models.IntegerField('年份', null=True, blank=True)
    month = models.IntegerField('月份', null=True, blank=True)
    value = models.FloatField('值')
    added = models.DateTimeField(auto_now_add=True,null=True,blank=True)
    updated = models.DateTimeField(auto_now=True,null=True,blank=True)

    def get_absolute_url(self):
        return reverse('data-spi-detail', kwargs={'pk': self.pk})

    def __str__(self):
        return self.code