Function startImport has a Cognitive Complexity of 41 (exceeds 5 allowed). Consider refactoring.

Open

    async startImport(importSelection: Selection, startedByUserId: string): Promise<ImporterProgress> {
        if (!(importSelection instanceof Selection)) {
            throw new Error(`Invalid Selection data provided to the ${this.info.name} importer.`);
        } else if (importSelection.users === undefined) {
            throw new Error(`Users in the selected data wasn't found, it must but at least an empty array for the ${this.info.name} importer.`);

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Function startImport has 104 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    async startImport(importSelection: Selection, startedByUserId: string): Promise<ImporterProgress> {
        if (!(importSelection instanceof Selection)) {
            throw new Error(`Invalid Selection data provided to the ${this.info.name} importer.`);
        } else if (importSelection.users === undefined) {
            throw new Error(`Users in the selected data wasn't found, it must but at least an empty array for the ${this.info.name} importer.`);

File Importer.ts has 275 lines of code (exceeds 250 allowed). Consider refactoring.

Open

import { api } from '@rocket.chat/core-services';
import type { IImport, IImportRecord, IImportChannel, IImportUser, IImportProgress } from '@rocket.chat/core-typings';
import { Logger } from '@rocket.chat/logger';
import { Settings, ImportData, Imports } from '@rocket.chat/models';
import AdmZip from 'adm-zip';

Avoid too many return statements within this function.

Open

                    return false;

Avoid too many return statements within this function.

Open

                            return user.do_import;

Avoid too many return statements within this function.

Open

            return false;

Similar blocks of code found in 6 locations. Consider refactoring.

Open

        (await Promise.all(promises)).forEach((value, index) => {
            if (value?.modifiedCount) {
                void notifyOnSettingChangedById(settingsIds[index]._id);
            }
        });

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