unofficial-fb-chat-api/src/changeBlockedStatus.js

A Facebook chat API that doesn't rely on XMPP

"use strict";

var utils = require("../utils");
var log = require("npmlog");

module.exports = function (defaultFuncs, api, ctx) {
  return function changeBlockedStatus(userID, block, callback) {
    var resolveFunc = function () { };
    var rejectFunc = function () { };
    var returnPromise = new Promise(function (resolve, reject) {
      resolveFunc = resolve;
      rejectFunc = reject;
    });

    if (!callback) {
      callback = function (err) {
        if (err) {
          return rejectFunc(err);
        }
        resolveFunc();
      };
    }

    defaultFuncs
      .post(
        `https://www.facebook.com/messaging/${block ? "" : "un"}block_messages/`,
        ctx.jar,
        {
          fbid: userID
        }
      )
      .then(utils.saveCookies(ctx.jar))
      .then(utils.parseAndCheckLogin(ctx, defaultFuncs))
      .then(function (resData) {
        if (resData.error) {
          throw resData;
        }

        return callback();
      })
      .catch(function (err) {
        log.error("changeBlockedStatus", err);
        return callback(err);
      });
    return returnPromise;
  };
};