import {IEmitter} from "./emitter";
import {DeviceEventEmitter, EmitterSubscription} from "react-native";


class Emitter implements IEmitter {
    /**
     * 获取数据
     * @param name
     * @param callback
     */
    get<T>(name: string, callback?: (data: T) => void): EmitterSubscription {
        return DeviceEventEmitter.addListener(name, (data: T) => {
            if (typeof callback === 'function') callback(data);
        })
    }

    /**
     * 写入数据
     * @param name
     * @param value
     * @param timer
     */
    set<T>(name: string, value: T, timer?: number): void {
        setTimeout(() => {
            DeviceEventEmitter.emit(name, value);
        }, timer ?? 1)

    }
}

const emitter = new Emitter();
export default emitter;
export type {
    IEmitter,
}