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src/devices/useDeviceCardState.ts

@@ -0,0 +1,13 @@
+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 }
+}