from django.db import models
from utils.model import BaseModel


# Create your models here.
class Area(BaseModel):
    name = models.CharField(max_length=100, verbose_name="名称")
    short_name = models.CharField(max_length=100, verbose_name="简称")
    merger_name = models.CharField(max_length=100, verbose_name="组合名称")
    pinyin = models.CharField(max_length=100, verbose_name="拼音")
    latitude = models.FloatField(verbose_name="纬度")
    longitude = models.FloatField(verbose_name="经度")
    code = models.CharField(max_length=100, unique=True, verbose_name="行政代码")
    zip_code = models.CharField(max_length=100, verbose_name="邮政编码")
    city_code = models.CharField(max_length=100, verbose_name="区号")
    LEVEL_CHOICES = [
        (0, "省级"),
        (1, "市级"),
        (2, "县级"),
        (3, "乡级"),
        (4, "村级"),
    ]
    level = models.IntegerField(choices=LEVEL_CHOICES, verbose_name="层级")
    status = models.BooleanField(default=True, verbose_name="状态")
    parent_code = models.ForeignKey(
        to="Area",
        to_field="code",
        db_column="parent_code",
        on_delete=models.CASCADE,
        db_constraint=False,
        verbose_name="父级",
    )

    class Meta:
        db_table = "areas"
        verbose_name = "行政地区表"
        ordering = ("id",)