from redis.asyncio import Redis

from app.api.v1.module_system.auth.schema import AuthSchema
from app.core.logger import log
from app.plugin.module_payment.employee.schema import EmployeeCreateOrUpdateSchema
from app.plugin.module_payment.employee.service import EmployeeService

from ..schemas import EmployeeChangeContent
from ..enums import EmployeeActionEnum
from .base_handler import BaseHandler


class EmployeeHandler(BaseHandler[dict]):
    """员工变更通知处理器"""

    async def update_employee(self, data: EmployeeChangeContent, auth: AuthSchema):
        """更新员工信息"""

        update_data = EmployeeCreateOrUpdateSchema(
            enterprise_id=data.enterprise_id,
            employee_id=data.employee_id,
            employee_name=data.employee_name,
            employee_mobile=data.mobile,
            status=data.activate,
            employee_email=data.email,
            identity_open_id=data.open_id,
            department_list=data.department_list,
            role_list=data.role_list,
        )

        await EmployeeService.update_employee_from_alipay(auth, update_data)

    async def handle(self, method: str, content: dict, auth: AuthSchema, redis: Redis) -> bool:
        """
        处理员工变更通知

        动作类型:
        - EMPLOYEE_ADD: 员工新增
        - EMPLOYEE_ACTIVATE: 员工激活
        - EMPLOYEE_UPDATE: 员工信息修改
        - EMPLOYEE_DEPARTMENT_CHANGE: 部门修改
        - EMPLOYEE_ROLE_CHANGE: 角色修改
        - EMPLOYEE_DELETE: 员工删除
        """
        try:
            notify_data = EmployeeChangeContent(**content)
        except Exception as e:
            log.error(f"解析员工通知内容失败: {e}")
            return False

        action = notify_data.action
        employee_id = notify_data.employee_id

        log.info(f"处理员工变更通知: action={action}, employee_id={employee_id}")

        try:
            if action == EmployeeActionEnum.EMPLOYEE_ADD.value:
                return await self._handle_add(notify_data, auth)
            elif action == EmployeeActionEnum.EMPLOYEE_ACTIVATE.value:
                return await self._handle_activate(notify_data, auth)
            elif action == EmployeeActionEnum.EMPLOYEE_UPDATE.value:
                return await self._handle_update(notify_data, auth)
            elif action == EmployeeActionEnum.EMPLOYEE_DEPARTMENT_CHANGE.value:
                return await self._handle_department_change(notify_data, auth)
            elif action == EmployeeActionEnum.EMPLOYEE_ROLE_CHANGE.value:
                return await self._handle_role_change(notify_data, auth)
            elif action == EmployeeActionEnum.EMPLOYEE_DELETE.value:
                return await self._handle_delete(notify_data, auth)
            else:
                log.warning(f"未知的员工变更动作: {action}")
                return True
        except Exception as e:
            log.error(f"支付宝通知消息 - 处理员工变更通知消息异常: {e}")
            return False

    async def _get_department_ids(self, data: EmployeeChangeContent) -> list[str]:
        """从通知数据中提取部门ID列表"""
        dept_list = data.department_list or []
        return [
            (d.get("department_id") or "") for d in dept_list
            if isinstance(d, dict) and d.get("department_id")
        ]

    async def _handle_add(self, data: EmployeeChangeContent, auth: AuthSchema) -> bool:
        """处理员工新增（未激活，不触发额度联动）"""
        log.info(f"员工新增: employee_id={data.employee_id}, enterprise_id={data.enterprise_id}")
        await self.update_employee(data, auth)
        return True

    async def _handle_activate(self, data: EmployeeChangeContent, auth: AuthSchema) -> bool:
        """处理员工激活"""
        log.info(f"员工激活: employee_id={data.employee_id}")
        await self.update_employee(data, auth)
        # 联动：员工激活时，同步到部门制度额度
        dept_ids = await self._get_department_ids(data)
        if dept_ids:
            from app.plugin.module_payment.expense.institution.scope_sync import sync_employee_add_to_department_institutions
            await sync_employee_add_to_department_institutions(
                auth=auth, enterprise_id=data.enterprise_id,
                employee_id=data.employee_id, department_ids=dept_ids,
            )
        return True

    async def _handle_update(self, data: EmployeeChangeContent, auth: AuthSchema) -> bool:
        """处理员工信息修改"""
        log.info(f"员工信息修改: employee_id={data.employee_id}")
        await self.update_employee(data, auth)
        return True

    async def _handle_department_change(self, data: EmployeeChangeContent, auth: AuthSchema) -> bool:
        """处理部门修改"""
        log.info(f"部门修改: employee_id={data.employee_id}")
        await self.update_employee(data, auth)
        # 联动：员工调部门时，重新同步额度
        dept_ids = await self._get_department_ids(data)
        if dept_ids:
            from app.plugin.module_payment.expense.institution.scope_sync import sync_employee_add_to_department_institutions
            await sync_employee_add_to_department_institutions(
                auth=auth, enterprise_id=data.enterprise_id,
                employee_id=data.employee_id, department_ids=dept_ids,
            )
        return True

    async def _handle_role_change(self, data: EmployeeChangeContent, auth: AuthSchema) -> bool:
        """处理角色修改"""
        log.info(f"角色修改: employee_id={data.employee_id}")
        await self.update_employee(data, auth)
        return True

    async def _handle_delete(self, data: EmployeeChangeContent, auth: AuthSchema) -> bool:
        """处理员工删除"""
        log.info(f"员工删除: employee_id={data.employee_id}")
        # await self.update_employee(data, auth)
        return True