import type { HomeAssistantDiscoveredDevice } from '../services/health'
import { useDeviceControlContext } from './controlContext'

/** 专属详情必须检查当前设备的参数实体，不能用在线设备数或默认值冒充读数。 */
export function useDeviceCardState(device: () => HomeAssistantDiscoveredDevice) {
  const context = useDeviceControlContext()
  const available = (parameter: string) => context.isParameterAvailable(parameter, device())
  const readable = (parameter: string) => context.hasParameterReading(parameter, device())
  const display = (parameter: string, value: unknown, suffix = '') => readable(parameter) ? `${value}${suffix}` : '--'
  const powerAvailable = () => context.isDeviceControlAvailable(device())
  const powerLabel = (on: string, off: string) => powerAvailable() ? context.isDeviceTurnedOn(device()) ? on : off : '暂不可用'
  return { available, readable, display, powerAvailable, powerLabel }
}