index.js

/**
 * Created by lvbingru on 1/5/16.
 */

import {NativeModules, NativeAppEventEmitter} from 'react-native';

const {WeiboAPI} = NativeModules;

function wrapApi(nativeFunc) {
    if (!nativeFunc) {
        return undefined;
    }
    return (...args) => {
        return new Promise((resolve, reject) => {
            nativeFunc.apply(null, [
                ...args,
                (error, result) => {
                    if (!error) {
                        return resolve(result);
                    }
                    if (typeof error === 'string') {
                        return reject(new Error(error));
                    }
                    reject(error);
                },
            ]);
        });
    };
}
// Save callback and wait for future event.
let savedCallback = undefined;
function waitForResponse(type) {
    return new Promise((resolve, reject) => {
        if (savedCallback) {
            savedCallback('User canceled.');
        }
        savedCallback = result => {
            if (result.type !== type) {
                return;
            }
            savedCallback = undefined;
            if (result.errCode !== 0) {
                const err = new Error(result.errMsg);
                err.errCode = result.errCode;
                reject(err);
            } else {
                resolve(result);
            }
        };
    });
}

NativeAppEventEmitter.addListener('Weibo_Resp', resp => {
    const callback = savedCallback;
    savedCallback = undefined;
    callback && callback(resp);
});


const defaultScope = "all"
const defaultRedirectURI = "https://api.weibo.com/oauth2/default.html"

function checkData(data) {
    if(!data.redirectURI) {
        data.redirectURI = defaultRedirectURI
    }
    if(!data.scope) {
        data.scope = defaultScope
    }
}

const nativeSendAuthRequest = wrapApi(WeiboAPI.login);
const nativeSendMessageRequest = wrapApi(WeiboAPI.shareToWeibo);

export function login(config={}) {
    checkData(config)
    return Promise.all([waitForResponse('WBAuthorizeResponse'), nativeSendAuthRequest(config)]).then(v=>v[0]);
}

export function share(data) {
    checkData(data)
    return Promise.all([waitForResponse('WBSendMessageToWeiboResponse'), nativeSendMessageRequest(data)]).then(v=>v[0]);
}