from django.db import models

from core.enums import StaffAccountPlatform, StaffTransferType
from core.models.base import SoftDeleteModel, TimeStampedModel


class StaffTransferLog(TimeStampedModel):
    staff = models.ForeignKey(
        "org.Staff",
        on_delete=models.RESTRICT,
        related_name="transfer_logs",
        verbose_name="被操作员工",
    )
    transfer_type = models.CharField(
        max_length=30,
        choices=StaffTransferType.choices,
        verbose_name="异动类型",
        help_text="onboard=入职 / transfer=调动 / resign=离职 / rejoin=复职 / supervisor_change=上级变动 / role_change=角色变更 / freeze=账号冻结 / unfreeze=账号恢复",
    )
    old_value = models.JSONField(
        null=True,
        blank=True,
        verbose_name="变动前值",
        help_text='格式：{"field": "org_unit_id", "value": "...", "label": "门店A"}',
    )
    new_value = models.JSONField(
        null=True,
        blank=True,
        verbose_name="变动后值",
        help_text="结构同 old_value",
    )
    transfer_date = models.DateField(
        verbose_name="异动生效日期",
        help_text="可以是过去日期",
    )
    remarks = models.CharField(
        max_length=50,
        blank=True,
        default="",
        verbose_name="备注",
        help_text="最多50字",
    )
    operator = models.ForeignKey(
        "org.Staff",
        on_delete=models.RESTRICT,
        related_name="operated_transfers",
        verbose_name="操作人",
        help_text="必填，异动审计必须记录",
    )
    operated_at = models.DateTimeField(
        auto_now_add=True,
        verbose_name="系统操作时间",
    )

    class Meta:
        db_table = "staff_transfer_logs"
        verbose_name = "人事异动记录"
        verbose_name_plural = "人事异动记录"
        indexes = [
            models.Index(fields=["staff", "-transfer_date"], name="idx_transfer_logs_staff"),
            models.Index(fields=["transfer_type", "-operated_at"], name="idx_transfer_logs_type"),
            models.Index(fields=["operator"], name="idx_transfer_logs_operator"),
        ]


class StaffRewardPunish(SoftDeleteModel):
    staff = models.ForeignKey(
        "org.Staff",
        on_delete=models.CASCADE,
        related_name="reward_punish_records",
        verbose_name="被奖惩员工",
    )
    rp_date = models.DateField(
        verbose_name="奖惩日期",
    )
    category = models.CharField(
        max_length=50,
        verbose_name="奖惩类别",
        help_text="枚举由 lookup_items 维护：org.reward_punish_category",
    )
    name = models.CharField(
        max_length=100,
        verbose_name="奖惩名称",
        help_text="与类别联动",
    )
    remarks = models.TextField(
        blank=True,
        default="",
        verbose_name="备注",
    )
    created_by = models.ForeignKey(
        "org.Staff",
        null=True,
        blank=True,
        on_delete=models.SET_NULL,
        related_name="created_reward_punish",
        verbose_name="录入人",
    )

    class Meta:
        db_table = "staff_reward_punish"
        verbose_name = "奖惩记录"
        verbose_name_plural = "奖惩记录"


class StaffAccount(TimeStampedModel):
    staff = models.ForeignKey(
        "org.Staff",
        on_delete=models.CASCADE,
        related_name="external_accounts",
        verbose_name="所属员工",
        help_text="证件信息随员工关联",
    )
    platform = models.CharField(
        max_length=30,
        choices=StaffAccountPlatform.choices,
        verbose_name="平台",
        help_text="fonrey=主账号 / 58anjuke=58安居客 / cnreic=中国网络经纪人 / wechat_mp=微信公众号",
    )
    account_no = models.CharField(
        max_length=100,
        blank=True,
        default="",
        verbose_name="账号/手机号",
    )
    is_real_name_match = models.BooleanField(
        null=True,
        blank=True,
        verbose_name="实名信息一致",
        help_text="中国网络经纪人专用",
    )
    is_bound = models.BooleanField(
        default=False,
        verbose_name="是否已绑定",
    )
    bound_at = models.DateTimeField(
        null=True,
        blank=True,
        verbose_name="绑定时间",
    )

    class Meta:
        db_table = "staff_accounts"
        verbose_name = "员工第三方账号"
        verbose_name_plural = "员工第三方账号"
        constraints = [
            models.UniqueConstraint(
                fields=["staff", "platform"],
                name="uq_staff_accounts_staff_platform",
            ),
        ]


class StaffWorkExperience(TimeStampedModel):
    staff = models.ForeignKey(
        "org.Staff",
        on_delete=models.CASCADE,
        related_name="work_experiences",
        verbose_name="所属员工",
    )
    company = models.CharField(
        max_length=200,
        verbose_name="公司名称",
    )
    job_title = models.CharField(
        max_length=100,
        blank=True,
        default="",
        verbose_name="职位",
    )
    start_date = models.DateField(
        null=True,
        blank=True,
        verbose_name="开始日期",
    )
    end_date = models.DateField(
        null=True,
        blank=True,
        verbose_name="结束日期",
    )
    reason = models.CharField(
        max_length=200,
        blank=True,
        default="",
        verbose_name="离职原因",
    )
    reference_name = models.CharField(
        max_length=50,
        blank=True,
        default="",
        verbose_name="证明人姓名",
    )
    reference_phone = models.CharField(
        max_length=30,
        blank=True,
        default="",
        verbose_name="证明人电话",
    )

    class Meta:
        db_table = "staff_work_experiences"
        verbose_name = "工作经历"
        verbose_name_plural = "工作经历"


class StaffEducation(TimeStampedModel):
    staff = models.ForeignKey(
        "org.Staff",
        on_delete=models.CASCADE,
        related_name="educations",
        verbose_name="所属员工",
    )
    stage = models.CharField(
        max_length=30,
        blank=True,
        default="",
        verbose_name="教育阶段",
    )
    school = models.CharField(
        max_length=200,
        verbose_name="学校",
    )
    major = models.CharField(
        max_length=100,
        blank=True,
        default="",
        verbose_name="专业",
    )
    start_date = models.DateField(
        null=True,
        blank=True,
        verbose_name="开始日期",
    )
    end_date = models.DateField(
        null=True,
        blank=True,
        verbose_name="结束日期",
    )
    enrollment_status = models.CharField(
        max_length=30,
        blank=True,
        default="",
        verbose_name="就读状态",
    )
    degree = models.CharField(
        max_length=30,
        blank=True,
        default="",
        verbose_name="学位",
    )

    class Meta:
        db_table = "staff_educations"
        verbose_name = "教育经历"
        verbose_name_plural = "教育经历"


class StaffTraining(TimeStampedModel):
    staff = models.ForeignKey(
        "org.Staff",
        on_delete=models.CASCADE,
        related_name="trainings",
        verbose_name="所属员工",
    )
    training_name = models.CharField(
        max_length=200,
        verbose_name="培训名称",
    )
    training_date = models.DateField(
        null=True,
        blank=True,
        verbose_name="培训日期",
    )
    certificate = models.CharField(
        max_length=200,
        blank=True,
        default="",
        verbose_name="证书",
    )

    class Meta:
        db_table = "staff_trainings"
        verbose_name = "培训记录"
        verbose_name_plural = "培训记录"


class StaffFamilyMember(TimeStampedModel):
    staff = models.ForeignKey(
        "org.Staff",
        on_delete=models.CASCADE,
        related_name="family_members",
        verbose_name="所属员工",
    )
    relation = models.CharField(
        max_length=30,
        verbose_name="称谓",
    )
    name = models.CharField(
        max_length=50,
        verbose_name="姓名",
    )
    birthdate = models.DateField(
        null=True,
        blank=True,
        verbose_name="出生日期",
    )
    occupation = models.CharField(
        max_length=100,
        blank=True,
        default="",
        verbose_name="职业",
    )
    work_unit = models.CharField(
        max_length=200,
        blank=True,
        default="",
        verbose_name="工作单位",
    )
    phone_enc = models.BinaryField(
        null=True,
        blank=True,
        verbose_name="电话(加密)",
        help_text="AES-256-GCM 加密",
    )

    class Meta:
        db_table = "staff_family_members"
        verbose_name = "家庭成员"
        verbose_name_plural = "家庭成员"


class StaffRemark(SoftDeleteModel):
    staff = models.ForeignKey(
        "org.Staff",
        on_delete=models.CASCADE,
        related_name="remarks",
        verbose_name="所属员工",
    )
    content = models.TextField(
        verbose_name="备注内容",
    )
    created_by = models.ForeignKey(
        "org.Staff",
        null=True,
        blank=True,
        on_delete=models.SET_NULL,
        related_name="created_remarks",
        verbose_name="创建人",
    )

    class Meta:
        db_table = "staff_remarks"
        verbose_name = "员工备注"
        verbose_name_plural = "员工备注"