"""人员管理接口（需求 2.1.1：人员档案 + 辐射区域 + 拓展计划）。

基础数据属业务操作，**登录即可访问**（不要求管理员，对照系统管理模块）。
校验规则（岗位/经理合法性、删除保护、子表全量替换的防御写法）见
`personnel_service` 模块 docstring —— 前端提示之外，后端校验是唯一防线。

写操作经 `RequestMetaDep` 带入请求元信息由 service 层写入操作日志。
"""

from typing import Annotated

from fastapi import APIRouter, Depends, Path, Query

from app.api.deps import DbSession, PayrollWriter, RequestMetaDep, get_current_user
from app.core.response import ApiResponse, PageResult, ok
from app.models import User
from app.schemas.personnel import (
    PersonnelCreateIn,
    PersonnelDetailOut,
    PersonnelOut,
    PersonnelQuery,
    PersonnelStatusIn,
    PlanReplaceIn,
    RegionReplaceIn,
)
from app.services import personnel_service

# 基础数据是业务操作：登录即可，不要求管理员（区别于系统管理的 AdminUser）
CurrentUser = Annotated[User, Depends(get_current_user)]

router = APIRouter(prefix="/personnel", tags=["人员管理"])


@router.get("", response_model=ApiResponse[PageResult[PersonnelOut]], summary="人员列表")
def list_personnel(
    session: DbSession,
    _: CurrentUser,
    query: Annotated[PersonnelQuery, Query()],
) -> ApiResponse[PageResult[PersonnelOut]]:
    """分页查询人员（含离职）。姓名模糊匹配，可按状态与岗位筛选。"""
    return ok(personnel_service.list_personnel(session, query))


@router.post("", response_model=ApiResponse[PersonnelOut], summary="新增人员")
def create_personnel(
    session: DbSession,
    current_user: PayrollWriter,
    payload: PersonnelCreateIn,
    meta: RequestMetaDep,
) -> ApiResponse[PersonnelOut]:
    """新增人员，默认在职。岗位须存在且启用；直属经理不能是自己且须在职。"""
    return ok(
        personnel_service.create_personnel(session, payload, operator=current_user, meta=meta),
        message="人员已创建",
    )


@router.get("/{personnel_id}", response_model=ApiResponse[PersonnelDetailOut], summary="人员详情")
def get_personnel(
    session: DbSession,
    _: CurrentUser,
    personnel_id: Annotated[int, Path(ge=1)],
) -> ApiResponse[PersonnelDetailOut]:
    """人员详情，附辐射区域与拓展计划，供编辑抽屉一次回显。"""
    return ok(personnel_service.get_detail(session, personnel_id))


@router.put("/{personnel_id}", response_model=ApiResponse[PersonnelOut], summary="编辑人员")
def update_personnel(
    session: DbSession,
    current_user: PayrollWriter,
    personnel_id: Annotated[int, Path(ge=1)],
    payload: PersonnelCreateIn,
    meta: RequestMetaDep,
) -> ApiResponse[PersonnelOut]:
    """编辑人员（全量提交，不含状态）。校验规则同新增。"""
    return ok(
        personnel_service.update_personnel(
            session, personnel_id, payload, operator=current_user, meta=meta
        ),
        message="已保存",
    )


@router.delete("/{personnel_id}", response_model=ApiResponse[None], summary="删除人员")
def delete_personnel(
    session: DbSession,
    current_user: PayrollWriter,
    personnel_id: Annotated[int, Path(ge=1)],
    meta: RequestMetaDep,
) -> ApiResponse[None]:
    """删除人员。被团队成员或客户归属引用时禁删，应改为离职。"""
    personnel_service.delete_personnel(session, personnel_id, operator=current_user, meta=meta)
    return ok(message="人员已删除")


@router.put(
    "/{personnel_id}/status",
    response_model=ApiResponse[PersonnelOut],
    summary="设为在职/离职",
)
def set_status(
    session: DbSession,
    current_user: PayrollWriter,
    personnel_id: Annotated[int, Path(ge=1)],
    payload: PersonnelStatusIn,
    meta: RequestMetaDep,
) -> ApiResponse[PersonnelOut]:
    """在职/离职切换。离职人员不可再被业务与客户归属引用。"""
    result = personnel_service.set_status(
        session, personnel_id, payload.status, operator=current_user, meta=meta
    )
    return ok(result, message="已设为在职" if payload.status == 1 else "已设为离职")


@router.put("/{personnel_id}/regions", response_model=ApiResponse[None], summary="维护辐射区域")
def replace_regions(
    session: DbSession,
    current_user: PayrollWriter,
    personnel_id: Annotated[int, Path(ge=1)],
    payload: RegionReplaceIn,
    meta: RequestMetaDep,
) -> ApiResponse[None]:
    """全量替换辐射区域，空列表即清空。"""
    personnel_service.replace_regions(
        session, personnel_id, payload, operator=current_user, meta=meta
    )
    return ok(message="已保存")


@router.put("/{personnel_id}/plans", response_model=ApiResponse[None], summary="维护拓展计划")
def replace_plans(
    session: DbSession,
    current_user: PayrollWriter,
    personnel_id: Annotated[int, Path(ge=1)],
    payload: PlanReplaceIn,
    meta: RequestMetaDep,
) -> ApiResponse[None]:
    """全量替换拓展计划，空列表即清空。"""
    personnel_service.replace_plans(
        session, personnel_id, payload, operator=current_user, meta=meta
    )
    return ok(message="已保存")