from __future__ import annotations

from datetime import date, datetime

from pydantic import BaseModel, ConfigDict, EmailStr, Field


class EmployeeHistoryRead(BaseModel):
    action: str
    owner: str
    time: str
    occurredAt: str


class EmployeeOrganizationRead(BaseModel):
    id: str
    code: str
    name: str
    unitType: str
    costCenter: str | None = None
    location: str | None = None
    managerName: str | None = None


class EmployeeRoleOptionRead(BaseModel):
    id: str
    code: str
    label: str
    desc: str
    permissions: list[str] = Field(default_factory=list)


class EmployeeStatusSummaryRead(BaseModel):
    id: str
    label: str
    count: int


class EmployeeMetaRead(BaseModel):
    totalEmployees: int
    statusSummary: list[EmployeeStatusSummaryRead]
    roleOptions: list[EmployeeRoleOptionRead]


class EmployeeRead(BaseModel):
    model_config = ConfigDict(from_attributes=False)

    id: str
    avatar: str
    name: str
    employeeNo: str
    department: str
    position: str
    grade: str
    manager: str
    financeOwner: str
    roles: list[str] = Field(default_factory=list)
    roleCodes: list[str] = Field(default_factory=list)
    status: str
    statusTone: str
    gender: str | None = None
    age: int | None = None
    birthDate: str | None = None
    email: EmailStr
    phone: str | None = None
    joinDate: str | None = None
    location: str | None = None
    costCenter: str | None = None
    updatedAt: str | None = None
    lastSync: str | None = None
    syncState: str
    spotlight: bool = False
    permissions: list[str] = Field(default_factory=list)
    history: list[EmployeeHistoryRead] = Field(default_factory=list)
    organization: EmployeeOrganizationRead | None = None


class EmployeeCreate(BaseModel):
    employee_no: str = Field(min_length=1, max_length=50)
    name: str = Field(min_length=1, max_length=100)
    email: EmailStr
    gender: str | None = Field(default=None, max_length=20)
    birth_date: str | None = None
    phone: str | None = Field(default=None, max_length=30)
    join_date: str | None = None
    location: str | None = Field(default=None, max_length=100)
    position: str = Field(default="员工", max_length=100)
    grade: str = Field(default="P3", max_length=20)
    cost_center: str | None = Field(default=None, max_length=50)
    finance_owner_name: str | None = Field(default=None, max_length=100)
    employment_status: str = Field(default="在职", max_length=30)
    sync_state: str = Field(default="已同步", max_length=30)
    spotlight: bool = False
    organization_unit_code: str | None = Field(default=None, max_length=50)
    manager_employee_no: str | None = Field(default=None, max_length=50)
    role_codes: list[str] = Field(default_factory=lambda: ["user"])

    def parsed_birth_date(self) -> date | None:
        return datetime.strptime(self.birth_date, "%Y-%m-%d").date() if self.birth_date else None

    def parsed_join_date(self) -> date | None:
        return datetime.strptime(self.join_date, "%Y-%m-%d").date() if self.join_date else None


class EmployeeUpdate(BaseModel):
    name: str | None = Field(default=None, min_length=1, max_length=100)
    gender: str | None = Field(default=None, max_length=20)
    birth_date: str | None = None
    phone: str | None = Field(default=None, max_length=30)
    email: EmailStr | None = None
    join_date: str | None = None
    location: str | None = Field(default=None, max_length=100)
    position: str | None = Field(default=None, min_length=1, max_length=100)
    grade: str | None = Field(default=None, min_length=1, max_length=20)
    cost_center: str | None = Field(default=None, max_length=50)
    finance_owner_name: str | None = Field(default=None, max_length=100)
    role_codes: list[str] | None = None
    password: str | None = Field(default=None, min_length=5, max_length=128)

    def parsed_birth_date(self) -> date | None:
        return datetime.strptime(self.birth_date, "%Y-%m-%d").date() if self.birth_date else None

    def parsed_join_date(self) -> date | None:
        return datetime.strptime(self.join_date, "%Y-%m-%d").date() if self.join_date else None