cyber-fca/src/changeAdminStatus.js

A Facebook chat api for messenger bots.

"use strict";

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

module.exports = function (defaultFuncs, api, ctx) {
  return function changeAdminStatus(threadID, adminIDs, adminStatus, callback) {
    if (utils.getType(threadID) !== "String") {
      throw new utils.CustomError({
        error: "changeAdminStatus: threadID must be a string",
      });
    }

    if (utils.getType(adminIDs) === "String") {
      adminIDs = [adminIDs];
    }

    if (utils.getType(adminIDs) !== "Array") {
      throw new utils.CustomError({
        error: "changeAdminStatus: adminIDs must be an array or string",
      });
    }

    if (utils.getType(adminStatus) !== "Boolean") {
      throw new utils.CustomError({
        error: "changeAdminStatus: adminStatus must be a string",
      });
    }

    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();
      };
    }

    if (
      utils.getType(callback) !== "Function" &&
      utils.getType(callback) !== "AsyncFunction"
    ) {
      throw new utils.CustomError({
        error: "changeAdminStatus: callback is not a function",
      });
    }

    const form = {
      thread_fbid: threadID,
    };

    let i = 0;
    for (const u of adminIDs) {
      form[`admin_ids[${i++}]`] = u;
    }
    form["add"] = adminStatus;

    defaultFuncs
      .post(
        "https://www.facebook.com/messaging/save_admins/?dpr=1",
        ctx.jar,
        form,
      )
      .then(utils.parseAndCheckLogin(ctx, defaultFuncs))
      .then(function (resData) {
        if (resData.error) {
          switch (resData.error) {
            case 1976004:
              throw new utils.CustomError({
                error: "Cannot alter admin status: you are not an admin.",
                rawResponse: resData,
              });
            case 1357031:
              throw new utils.CustomError({
                error:
                  "Cannot alter admin status: this thread is not a group chat.",
                rawResponse: resData,
              });
            default:
              throw new utils.CustomError({
                error: "Cannot alter admin status: unknown error.",
                rawResponse: resData,
              });
          }
        }

        callback();
      })
      .catch(function (err) {
        console.error("changeAdminStatus", err);
        return callback(err);
      });

    return returnPromise;
  };
};