from __future__ import annotations

from datetime import datetime

from pydantic import BaseModel, Field

from app.schemas.common import ORMModel


class WorkOrderCreate(BaseModel):
    mine_id: str
    alarm_id: str | None = None
    diagnosis_result_id: str | None = None
    title: str
    content: str = ""
    priority: str = "medium"
    status: str = "pending"
    assignee_id: str = ""
    assignee_name: str = ""
    department: str = ""
    due_at: datetime | None = None
    attachments: list = Field(default_factory=list)
    metadata: dict = Field(default_factory=dict)


class WorkOrderUpdate(BaseModel):
    title: str | None = None
    content: str | None = None
    priority: str | None = None
    status: str | None = None
    assignee_id: str | None = None
    assignee_name: str | None = None
    department: str | None = None
    due_at: datetime | None = None
    completed_at: datetime | None = None
    verified_at: datetime | None = None
    closed_at: datetime | None = None
    result: str | None = None
    attachments: list | None = None
    metadata: dict | None = None


class WorkOrderRead(ORMModel):
    id: str
    mine_id: str
    alarm_id: str | None
    diagnosis_result_id: str | None
    order_no: str
    title: str
    content: str
    priority: str
    status: str
    assignee_id: str
    assignee_name: str
    department: str
    due_at: datetime | None
    completed_at: datetime | None
    verified_at: datetime | None
    closed_at: datetime | None
    result: str
    attachments: list
    metadata: dict = Field(validation_alias="metadata_json")
    created_at: datetime
    updated_at: datetime


class WorkOrderEventCreate(BaseModel):
    event_type: str
    from_status: str = ""
    to_status: str = ""
    operator_id: str = ""
    operator_name: str = ""
    comment: str = ""
    attachments: list = Field(default_factory=list)


class WorkOrderEventRead(ORMModel):
    id: str
    work_order_id: str
    event_type: str
    from_status: str
    to_status: str
    operator_id: str
    operator_name: str
    comment: str
    attachments: list
    created_at: datetime