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",
    )
    transfer_type = models.CharField(max_length=30, choices=StaffTransferType.choices)
    old_value = models.JSONField(null=True, blank=True)
    new_value = models.JSONField(null=True, blank=True)
    transfer_date = models.DateField()
    remarks = models.CharField(max_length=50, blank=True, default="")
    operator = models.ForeignKey(
        "org.Staff",
        on_delete=models.RESTRICT,
        related_name="operated_transfers",
    )
    operated_at = models.DateTimeField(auto_now_add=True)

    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",
    )
    rp_date = models.DateField()
    category = models.CharField(
        max_length=50,
        help_text="Configurable lookup_items domain: org.reward_punish_category.",
    )
    name = models.CharField(max_length=100)
    remarks = models.TextField(blank=True, default="")
    created_by = models.ForeignKey(
        "org.Staff",
        null=True,
        blank=True,
        on_delete=models.SET_NULL,
        related_name="created_reward_punish",
    )

    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",
    )
    platform = models.CharField(max_length=30, choices=StaffAccountPlatform.choices)
    account_no = models.CharField(max_length=100, blank=True, default="")
    is_real_name_match = models.BooleanField(null=True, blank=True)
    is_bound = models.BooleanField(default=False)
    bound_at = models.DateTimeField(null=True, blank=True)

    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",
    )
    company = models.CharField(max_length=200)
    job_title = models.CharField(max_length=100, blank=True, default="")
    start_date = models.DateField(null=True, blank=True)
    end_date = models.DateField(null=True, blank=True)
    reason = models.CharField(max_length=200, blank=True, default="")
    reference_name = models.CharField(max_length=50, blank=True, default="")
    reference_phone = models.CharField(max_length=30, blank=True, default="")

    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",
    )
    stage = models.CharField(max_length=30, blank=True, default="")
    school = models.CharField(max_length=200)
    major = models.CharField(max_length=100, blank=True, default="")
    start_date = models.DateField(null=True, blank=True)
    end_date = models.DateField(null=True, blank=True)
    enrollment_status = models.CharField(max_length=30, blank=True, default="")
    degree = models.CharField(max_length=30, blank=True, default="")

    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",
    )
    training_name = models.CharField(max_length=200)
    training_date = models.DateField(null=True, blank=True)
    certificate = models.CharField(max_length=200, blank=True, default="")

    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",
    )
    relation = models.CharField(max_length=30)
    name = models.CharField(max_length=50)
    birthdate = models.DateField(null=True, blank=True)
    occupation = models.CharField(max_length=100, blank=True, default="")
    work_unit = models.CharField(max_length=200, blank=True, default="")
    phone_enc = models.BinaryField(null=True, blank=True)

    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",
    )
    content = models.TextField()
    created_by = models.ForeignKey(
        "org.Staff",
        null=True,
        blank=True,
        on_delete=models.SET_NULL,
        related_name="created_remarks",
    )

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