frontend/src/data/frontend.ts

56 lines
1.3 KiB
TypeScript

import type { Connection } from "home-assistant-js-websocket";
export interface CoreFrontendUserData {
showAdvanced?: boolean;
showEntityIdPicker?: boolean;
}
declare global {
interface FrontendUserData {
core: CoreFrontendUserData;
}
}
export type ValidUserDataKey = keyof FrontendUserData;
export const fetchFrontendUserData = async <
UserDataKey extends ValidUserDataKey,
>(
conn: Connection,
key: UserDataKey
): Promise<FrontendUserData[UserDataKey] | null> => {
const result = await conn.sendMessagePromise<{
value: FrontendUserData[UserDataKey] | null;
}>({
type: "frontend/get_user_data",
key,
});
return result.value;
};
export const saveFrontendUserData = async <
UserDataKey extends ValidUserDataKey,
>(
conn: Connection,
key: UserDataKey,
value: FrontendUserData[UserDataKey]
): Promise<void> =>
conn.sendMessagePromise<undefined>({
type: "frontend/set_user_data",
key,
value,
});
export const subscribeFrontendUserData = <UserDataKey extends ValidUserDataKey>(
conn: Connection,
userDataKey: UserDataKey,
onChange: (data: { value: FrontendUserData[UserDataKey] | null }) => void
) =>
conn.subscribeMessage<{ value: FrontendUserData[UserDataKey] | null }>(
onChange,
{
type: "frontend/subscribe_user_data",
key: userDataKey,
}
);