from django.conf import settings
from django.db import models

from apps.common.models import SoftDeleteModel


class Member(SoftDeleteModel):
    """前台会员（与后台 staff 分离）。"""

    user = models.OneToOneField(
        settings.AUTH_USER_MODEL,
        on_delete=models.SET_NULL,
        null=True,
        blank=True,
        related_name="member_profile",
        verbose_name="登录账号",
    )
    name = models.CharField(max_length=200, verbose_name="姓名")
    phone = models.CharField(max_length=32, blank=True, default="", verbose_name="手机号")
    organize = models.CharField(max_length=200, blank=True, default="", verbose_name="单位")
    is_vip = models.BooleanField(default=False, verbose_name="VIP")
    last_login_at = models.DateTimeField(null=True, blank=True, verbose_name="最后登录")
    is_disabled = models.BooleanField(default=False, verbose_name="禁用")

    class Meta:
        ordering = ["-id"]
        verbose_name = "前台用户"
        verbose_name_plural = verbose_name
        constraints = [
            models.UniqueConstraint(
                fields=["phone"],
                condition=~models.Q(phone=""),
                name="accounts_member_phone_unique",
            )
        ]

    def __str__(self):
        return self.name or self.phone or f"Member#{self.pk}"