from __future__ import annotations

from datetime import datetime

from pydantic import BaseModel, Field

from app.schemas.common import ORMModel


class DataSourceRead(ORMModel):
    id: str
    mine_id: str | None
    code: str
    name: str
    source_type: str
    protocol: str
    endpoint: str
    status: str
    last_sync_at: datetime | None
    point_count: int
    latency_ms: int | None
    config: dict


class SensorRead(ORMModel):
    id: str
    mine_id: str
    area_id: str | None
    data_source_id: str | None
    code: str
    name: str
    sensor_type: str
    unit: str
    location: str
    status: str
    warning_threshold: float | None
    alarm_threshold: float | None
    upper_bound: float | None
    lower_bound: float | None
    last_value: float | None
    last_seen_at: datetime | None
    properties: dict


class SensorReadingCreate(BaseModel):
    sensor_id: str
    measured_at: datetime
    value: float
    quality: int = 100
    is_alarm: bool = False
    source: str = ""
    meta: dict = Field(default_factory=dict)


class SensorReadingRead(ORMModel):
    id: str
    sensor_id: str
    measured_at: datetime
    value: float
    quality: int
    is_alarm: bool
    source: str
    meta: dict


class VentilationFacilityRead(ORMModel):
    id: str
    mine_id: str
    area_id: str | None
    roadway_id: str | None
    code: str
    name: str
    facility_type: str
    location: str
    status: str
    open_state: str
    sensor_value: float | None
    video_confidence: float | None
    last_checked_at: datetime | None
    properties: dict


class AlarmRead(ORMModel):
    id: str
    mine_id: str
    sensor_id: str | None
    alarm_no: str
    alarm_type: str
    level: str
    title: str
    content: str
    value: float | None
    threshold: float | None
    status: str
    occurred_at: datetime
    acknowledged_at: datetime | None
    closed_at: datetime | None
    metadata: dict = Field(validation_alias="metadata_json")


class MonitoringOverview(BaseModel):
    data_source_count: int
    online_source_count: int
    sensor_count: int
    online_sensor_count: int
    facility_count: int
    abnormal_facility_count: int
    open_alarm_count: int
    high_alarm_count: int