aminul-remake-fca/src/forwardAttachment.js

Aminul's remake of ws3-fca — next-generation Facebook Chat API fork

"use strict";

const utils = require("../utils");
// @NethWs3Dev

module.exports = function (defaultFuncs, api, ctx) {
  return function forwardAttachment(attachmentID, userOrUsers, callback) {
    let resolveFunc = function () {};
    let rejectFunc = function () {};
    const returnPromise = new Promise(function (resolve, reject) {
      resolveFunc = resolve;
      rejectFunc = reject;
    });
    if (!callback) {
      callback = function (err) {
        if (err) {
          return rejectFunc(err);
        }
        resolveFunc();
      };
    }

    const form = {
      attachment_id: attachmentID,
    };

    if (utils.getType(userOrUsers) !== "Array") {
      userOrUsers = [userOrUsers];
    }

    const timestamp = Math.floor(Date.now() / 1000);

    for (let i = 0; i < userOrUsers.length; i++) {
      //That's good, the key of the array is really timestmap in seconds + index
      //Probably time when the attachment will be sent?
      form["recipient_map[" + (timestamp + i) + "]"] = userOrUsers[i];
    }

    defaultFuncs
      .post(
        "https://www.facebook.com/mercury/attachments/forward/",
        ctx.jar,
        form,
      )
      .then(utils.parseAndCheckLogin(ctx.jar, defaultFuncs))
      .then(function (resData) {
        if (resData.error) {
          throw resData;
        }

        return callback();
      })
      .catch(function (err) {
        utils.error("forwardAttachment", err);
        return callback(err);
      });

    return returnPromise;
  };
};