bitwarden-browser/src/background/main.background.ts

import { CipherRepromptType } from 'jslib-common/enums/cipherRepromptType';
import { CipherType } from 'jslib-common/enums/cipherType';

import { CipherView } from 'jslib-common/models/view/cipherView';

import { ApiService } from 'jslib-common/services/api.service';
import { AppIdService } from 'jslib-common/services/appId.service';
import { AuditService } from 'jslib-common/services/audit.service';
import { AuthService } from 'jslib-common/services/auth.service';
import { CipherService } from 'jslib-common/services/cipher.service';
import { CollectionService } from 'jslib-common/services/collection.service';
import { ConsoleLogService } from 'jslib-common/services/consoleLog.service';
import { ConstantsService } from 'jslib-common/services/constants.service';
import { ContainerService } from 'jslib-common/services/container.service';
import { EnvironmentService } from 'jslib-common/services/environment.service';
import { EventService } from 'jslib-common/services/event.service';
import { ExportService } from 'jslib-common/services/export.service';
import { FileUploadService } from 'jslib-common/services/fileUpload.service';
import { FolderService } from 'jslib-common/services/folder.service';
import { KeyConnectorService } from 'jslib-common/services/keyConnector.service';
import { NotificationsService } from 'jslib-common/services/notifications.service';
import { PasswordGenerationService } from 'jslib-common/services/passwordGeneration.service';
import { PolicyService } from 'jslib-common/services/policy.service';
import { SearchService } from 'jslib-common/services/search.service';
import { SendService } from 'jslib-common/services/send.service';
import { SettingsService } from 'jslib-common/services/settings.service';
import { StateService } from 'jslib-common/services/state.service';
import { SyncService } from 'jslib-common/services/sync.service';
import { SystemService } from 'jslib-common/services/system.service';
import { TokenService } from 'jslib-common/services/token.service';
import { TotpService } from 'jslib-common/services/totp.service';
import { UserService } from 'jslib-common/services/user.service';
import { UserVerificationService } from 'jslib-common/services/userVerification.service';
import { WebCryptoFunctionService } from 'jslib-common/services/webCryptoFunction.service';

import { ApiService as ApiServiceAbstraction } from 'jslib-common/abstractions/api.service';
import { AppIdService as AppIdServiceAbstraction } from 'jslib-common/abstractions/appId.service';
import { AuditService as AuditServiceAbstraction } from 'jslib-common/abstractions/audit.service';
import { AuthService as AuthServiceAbstraction } from 'jslib-common/abstractions/auth.service';
import { CipherService as CipherServiceAbstraction } from 'jslib-common/abstractions/cipher.service';
import { CollectionService as CollectionServiceAbstraction } from 'jslib-common/abstractions/collection.service';
import { CryptoService as CryptoServiceAbstraction } from 'jslib-common/abstractions/crypto.service';
import { CryptoFunctionService as CryptoFunctionServiceAbstraction } from 'jslib-common/abstractions/cryptoFunction.service';
import { EnvironmentService as EnvironmentServiceAbstraction } from 'jslib-common/abstractions/environment.service';
import { EventService as EventServiceAbstraction } from 'jslib-common/abstractions/event.service';
import { ExportService as ExportServiceAbstraction } from 'jslib-common/abstractions/export.service';
import { FileUploadService as FileUploadServiceAbstraction } from 'jslib-common/abstractions/fileUpload.service';
import { FolderService as FolderServiceAbstraction } from 'jslib-common/abstractions/folder.service';
import { I18nService as I18nServiceAbstraction } from 'jslib-common/abstractions/i18n.service';
import { KeyConnectorService as KeyConnectorServiceAbstraction } from 'jslib-common/abstractions/keyConnector.service';
import { LogService as LogServiceAbstraction } from 'jslib-common/abstractions/log.service';
import { MessagingService as MessagingServiceAbstraction } from 'jslib-common/abstractions/messaging.service';
import { NotificationsService as NotificationsServiceAbstraction } from 'jslib-common/abstractions/notifications.service';
import { PasswordGenerationService as PasswordGenerationServiceAbstraction } from 'jslib-common/abstractions/passwordGeneration.service';
import { PlatformUtilsService as PlatformUtilsServiceAbstraction } from 'jslib-common/abstractions/platformUtils.service';
import { PolicyService as PolicyServiceAbstraction } from 'jslib-common/abstractions/policy.service';
import { SearchService as SearchServiceAbstraction } from 'jslib-common/abstractions/search.service';
import { SendService as SendServiceAbstraction } from 'jslib-common/abstractions/send.service';
import { SettingsService as SettingsServiceAbstraction } from 'jslib-common/abstractions/settings.service';
import { StateService as StateServiceAbstraction } from 'jslib-common/abstractions/state.service';
import { StorageService as StorageServiceAbstraction } from 'jslib-common/abstractions/storage.service';
import { SyncService as SyncServiceAbstraction } from 'jslib-common/abstractions/sync.service';
import { SystemService as SystemServiceAbstraction } from 'jslib-common/abstractions/system.service';
import { TokenService as TokenServiceAbstraction } from 'jslib-common/abstractions/token.service';
import { TotpService as TotpServiceAbstraction } from 'jslib-common/abstractions/totp.service';
import { UserService as UserServiceAbstraction } from 'jslib-common/abstractions/user.service';
import { UserVerificationService as UserVerificationServiceAbstraction } from 'jslib-common/abstractions/userVerification.service';
import { VaultTimeoutService as VaultTimeoutServiceAbstraction } from 'jslib-common/abstractions/vaultTimeout.service';

import { AutofillService as AutofillServiceAbstraction } from '../services/abstractions/autofill.service';

import { BrowserApi } from '../browser/browserApi';
import { SafariApp } from '../browser/safariApp';

import CommandsBackground from './commands.background';
import ContextMenusBackground from './contextMenus.background';
import IdleBackground from './idle.background';
import { NativeMessagingBackground } from './nativeMessaging.background';
import NotificationBackground from './notification.background';
import RuntimeBackground from './runtime.background';
import TabsBackground from './tabs.background';
import WebRequestBackground from './webRequest.background';
import WindowsBackground from './windows.background';

import { PopupUtilsService } from '../popup/services/popup-utils.service';
import AutofillService from '../services/autofill.service';
import { BrowserCryptoService } from '../services/browserCrypto.service';
import BrowserMessagingService from '../services/browserMessaging.service';
import BrowserPlatformUtilsService from '../services/browserPlatformUtils.service';
import BrowserStorageService from '../services/browserStorage.service';
import I18nService from '../services/i18n.service';
import VaultTimeoutService from '../services/vaultTimeout.service';

export default class MainBackground {
    messagingService: MessagingServiceAbstraction;
    storageService: StorageServiceAbstraction;
    secureStorageService: StorageServiceAbstraction;
    i18nService: I18nServiceAbstraction;
    platformUtilsService: PlatformUtilsServiceAbstraction;
    constantsService: ConstantsService;
    logService: LogServiceAbstraction;
    cryptoService: CryptoServiceAbstraction;
    cryptoFunctionService: CryptoFunctionServiceAbstraction;
    tokenService: TokenServiceAbstraction;
    appIdService: AppIdServiceAbstraction;
    apiService: ApiServiceAbstraction;
    environmentService: EnvironmentServiceAbstraction;
    userService: UserServiceAbstraction;
    settingsService: SettingsServiceAbstraction;
    cipherService: CipherServiceAbstraction;
    folderService: FolderServiceAbstraction;
    collectionService: CollectionServiceAbstraction;
    vaultTimeoutService: VaultTimeoutServiceAbstraction;
    syncService: SyncServiceAbstraction;
    passwordGenerationService: PasswordGenerationServiceAbstraction;
    totpService: TotpServiceAbstraction;
    autofillService: AutofillServiceAbstraction;
    containerService: ContainerService;
    auditService: AuditServiceAbstraction;
    authService: AuthServiceAbstraction;
    exportService: ExportServiceAbstraction;
    searchService: SearchServiceAbstraction;
    notificationsService: NotificationsServiceAbstraction;
    stateService: StateServiceAbstraction;
    systemService: SystemServiceAbstraction;
    eventService: EventServiceAbstraction;
    policyService: PolicyServiceAbstraction;
    popupUtilsService: PopupUtilsService;
    sendService: SendServiceAbstraction;
    fileUploadService: FileUploadServiceAbstraction;
    keyConnectorService: KeyConnectorServiceAbstraction;
    userVerificationService: UserVerificationServiceAbstraction;

    onUpdatedRan: boolean;
    onReplacedRan: boolean;
    loginToAutoFill: CipherView = null;

    private commandsBackground: CommandsBackground;
    private contextMenusBackground: ContextMenusBackground;
    private idleBackground: IdleBackground;
    private notificationBackground: NotificationBackground;
    private runtimeBackground: RuntimeBackground;
    private tabsBackground: TabsBackground;
    private webRequestBackground: WebRequestBackground;
    private windowsBackground: WindowsBackground;

    private sidebarAction: any;
    private buildingContextMenu: boolean;
    private menuOptionsLoaded: any[] = [];
    private syncTimeout: any;
    private isSafari: boolean;
    private nativeMessagingBackground: NativeMessagingBackground;

    constructor() {
        // Services
        this.messagingService = new BrowserMessagingService();
        this.storageService = new BrowserStorageService();
        this.platformUtilsService = new BrowserPlatformUtilsService(this.messagingService, this.storageService,
            (clipboardValue, clearMs) => {
                if (this.systemService != null) {
                    this.systemService.clearClipboard(clipboardValue, clearMs);
                }
            },
            async () => {
                if (this.nativeMessagingBackground != null) {
                    const promise = this.nativeMessagingBackground.getResponse();

                    try {
                        await this.nativeMessagingBackground.send({ command: 'biometricUnlock' });
                    } catch (e) {
                        return Promise.reject(e);
                    }

                    return promise.then(result => result.response === 'unlocked');
                }
            });
        this.secureStorageService = new BrowserStorageService();
        this.i18nService = new I18nService(BrowserApi.getUILanguage(window));
        this.cryptoFunctionService = new WebCryptoFunctionService(window, this.platformUtilsService);
        this.logService = new ConsoleLogService(false);
        this.cryptoService = new BrowserCryptoService(this.storageService, this.secureStorageService,
            this.cryptoFunctionService, this.platformUtilsService, this.logService);
        this.tokenService = new TokenService(this.storageService);
        this.appIdService = new AppIdService(this.storageService);
        this.environmentService = new EnvironmentService(this.storageService);
        this.apiService = new ApiService(this.tokenService, this.platformUtilsService, this.environmentService,
            (expired: boolean) => this.logout(expired));
        this.userService = new UserService(this.tokenService, this.storageService);
        this.settingsService = new SettingsService(this.userService, this.storageService);
        this.fileUploadService = new FileUploadService(this.logService, this.apiService);
        this.cipherService = new CipherService(this.cryptoService, this.userService, this.settingsService,
            this.apiService, this.fileUploadService, this.storageService, this.i18nService, () => this.searchService,
            this.logService);
        this.folderService = new FolderService(this.cryptoService, this.userService, this.apiService,
            this.storageService, this.i18nService, this.cipherService);
        this.collectionService = new CollectionService(this.cryptoService, this.userService, this.storageService,
            this.i18nService);
        this.searchService = new SearchService(this.cipherService, this.logService, this.i18nService);
        this.sendService = new SendService(this.cryptoService, this.userService, this.apiService, this.fileUploadService,
            this.storageService, this.i18nService, this.cryptoFunctionService);
        this.stateService = new StateService();
        this.policyService = new PolicyService(this.userService, this.storageService, this.apiService);
        this.keyConnectorService = new KeyConnectorService(this.storageService, this.userService, this.cryptoService,
            this.apiService, this.tokenService, this.logService);
        this.vaultTimeoutService = new VaultTimeoutService(this.cipherService, this.folderService,
            this.collectionService, this.cryptoService, this.platformUtilsService, this.storageService,
            this.messagingService, this.searchService, this.userService, this.tokenService, this.policyService,
            this.keyConnectorService,
            async () => {
                if (this.notificationsService != null) {
                    this.notificationsService.updateConnection(false);
                }
                await this.setIcon();
                await this.refreshBadgeAndMenu(true);
                if (this.systemService != null) {
                    this.systemService.startProcessReload();
                    await this.systemService.clearPendingClipboard();
                }
            }, async () => await this.logout(false));
        this.syncService = new SyncService(this.userService, this.apiService, this.settingsService,
            this.folderService, this.cipherService, this.cryptoService, this.collectionService,
            this.storageService, this.messagingService, this.policyService, this.sendService,
            this.logService, this.tokenService, this.keyConnectorService,
            async (expired: boolean) => await this.logout(expired));
        this.eventService = new EventService(this.storageService, this.apiService, this.userService,
            this.cipherService, this.logService);
        this.passwordGenerationService = new PasswordGenerationService(this.cryptoService, this.storageService,
            this.policyService);
        this.totpService = new TotpService(this.storageService, this.cryptoFunctionService, this.logService);
        this.autofillService = new AutofillService(this.cipherService, this.userService, this.totpService,
            this.eventService, this.logService);
        this.containerService = new ContainerService(this.cryptoService);
        this.auditService = new AuditService(this.cryptoFunctionService, this.apiService);
        this.exportService = new ExportService(this.folderService, this.cipherService, this.apiService,
            this.cryptoService);
        this.notificationsService = new NotificationsService(this.userService, this.syncService, this.appIdService,
            this.apiService, this.vaultTimeoutService, this.environmentService, () => this.logout(true), this.logService);
        this.popupUtilsService = new PopupUtilsService(this.platformUtilsService);
        this.systemService = new SystemService(this.storageService, this.vaultTimeoutService,
            this.messagingService, this.platformUtilsService, () => {
                const forceWindowReload = this.platformUtilsService.isSafari() ||
                    this.platformUtilsService.isFirefox() || this.platformUtilsService.isOpera();
                BrowserApi.reloadExtension(forceWindowReload ? window : null);
                return Promise.resolve();
            });
        this.userVerificationService = new UserVerificationService(this.cryptoService, this.i18nService,
            this.apiService);

        // Other fields
        this.isSafari = this.platformUtilsService.isSafari();
        this.sidebarAction = this.isSafari ? null : (typeof opr !== 'undefined') && opr.sidebarAction ?
            opr.sidebarAction : (window as any).chrome.sidebarAction;

        // Background
        this.runtimeBackground = new RuntimeBackground(this, this.autofillService,
            this.platformUtilsService as BrowserPlatformUtilsService, this.storageService, this.i18nService,
            this.notificationsService, this.systemService, this.environmentService, this.messagingService,
            this.logService);
        this.nativeMessagingBackground = new NativeMessagingBackground(this.storageService, this.cryptoService, this.cryptoFunctionService,
            this.vaultTimeoutService, this.runtimeBackground, this.i18nService, this.userService, this.messagingService, this.appIdService,
            this.platformUtilsService);
        this.commandsBackground = new CommandsBackground(this, this.passwordGenerationService,
            this.platformUtilsService, this.vaultTimeoutService);
        this.notificationBackground = new NotificationBackground(this, this.autofillService, this.cipherService,
            this.storageService, this.vaultTimeoutService, this.policyService, this.folderService, this.userService);

        this.tabsBackground = new TabsBackground(this, this.notificationBackground);
        this.contextMenusBackground = new ContextMenusBackground(this, this.cipherService, this.passwordGenerationService,
            this.platformUtilsService, this.vaultTimeoutService, this.eventService, this.totpService);
        this.idleBackground = new IdleBackground(this.vaultTimeoutService, this.storageService,
            this.notificationsService);
        this.webRequestBackground = new WebRequestBackground(this.platformUtilsService, this.cipherService,
            this.vaultTimeoutService);
        this.windowsBackground = new WindowsBackground(this);

        const that = this;
        this.authService = new AuthService(this.cryptoService, this.apiService, this.userService,
            this.tokenService, this.appIdService, this.i18nService, this.platformUtilsService,
            new class extends MessagingServiceAbstraction {
                // AuthService should send the messages to the background not popup.
                send = (subscriber: string, arg: any = {}) => {
                    const message = Object.assign({}, { command: subscriber }, arg);
                    that.runtimeBackground.processMessage(message, that, null);
                }
            }(), this.vaultTimeoutService, this.logService, this.cryptoFunctionService, this.environmentService,
            this.keyConnectorService);
    }

    async bootstrap() {
        this.containerService.attachToWindow(window);

        (this.authService as AuthService).init();
        await (this.vaultTimeoutService as VaultTimeoutService).init(true);
        await (this.i18nService as I18nService).init();
        await (this.eventService as EventService).init(true);
        await this.runtimeBackground.init();
        await this.notificationBackground.init();
        await this.commandsBackground.init();

        await this.tabsBackground.init();
        await this.contextMenusBackground.init();
        await this.idleBackground.init();
        await this.webRequestBackground.init();
        await this.windowsBackground.init();

        return new Promise<void>(resolve => {
            setTimeout(async () => {
                await this.environmentService.setUrlsFromStorage();
                await this.setIcon();
                this.fullSync(true);
                setTimeout(() => this.notificationsService.init(), 2500);
                resolve();
            }, 500);
        });
    }

    async setIcon() {
        if (!chrome.browserAction && !this.sidebarAction) {
            return;
        }

        const isAuthenticated = await this.userService.isAuthenticated();
        const locked = await this.vaultTimeoutService.isLocked();

        let suffix = '';
        if (!isAuthenticated) {
            suffix = '_gray';
        } else if (locked) {
            suffix = '_locked';
        }

        await this.actionSetIcon(chrome.browserAction, suffix);
        await this.actionSetIcon(this.sidebarAction, suffix);
    }

    async refreshBadgeAndMenu(forLocked: boolean = false) {
        if (!chrome.windows || !chrome.contextMenus) {
            return;
        }

        const menuDisabled = await this.storageService.get<boolean>(ConstantsService.disableContextMenuItemKey);
        if (!menuDisabled) {
            await this.buildContextMenu();
        } else {
            await this.contextMenusRemoveAll();
        }

        if (forLocked) {
            await this.loadMenuAndUpdateBadgeForNoAccessState(!menuDisabled);
            this.onUpdatedRan = this.onReplacedRan = false;
            return;
        }

        const tab = await BrowserApi.getTabFromCurrentWindow();
        if (tab) {
            await this.contextMenuReady(tab, !menuDisabled);
        }
    }

    async logout(expired: boolean) {
        await this.eventService.uploadEvents();
        const userId = await this.userService.getUserId();

        await Promise.all([
            this.eventService.clearEvents(),
            this.syncService.setLastSync(new Date(0)),
            this.tokenService.clearToken(),
            this.cryptoService.clearKeys(),
            this.userService.clear(),
            this.settingsService.clear(userId),
            this.cipherService.clear(userId),
            this.folderService.clear(userId),
            this.collectionService.clear(userId),
            this.policyService.clear(userId),
            this.passwordGenerationService.clear(),
            this.vaultTimeoutService.clear(),
            this.keyConnectorService.clear(),
        ]);

        this.searchService.clearIndex();
        this.messagingService.send('doneLoggingOut', { expired: expired });

        await this.setIcon();
        await this.refreshBadgeAndMenu();
        await this.reseedStorage();
        this.notificationsService.updateConnection(false);
        this.systemService.startProcessReload();
        await this.systemService.clearPendingClipboard();
    }

    async collectPageDetailsForContentScript(tab: any, sender: string, frameId: number = null) {
        if (tab == null || !tab.id) {
            return;
        }

        const options: any = {};
        if (frameId != null) {
            options.frameId = frameId;
        }

        BrowserApi.tabSendMessage(tab, {
            command: 'collectPageDetails',
            tab: tab,
            sender: sender,
        }, options);
    }

    async openPopup() {
        // Chrome APIs cannot open popup

        // TODO: Do we need to open this popup?
        if (!this.isSafari) {
            return;
        }
        await SafariApp.sendMessageToApp('showPopover', null, true);
    }

    async reseedStorage() {
        if (!this.platformUtilsService.isChrome() && !this.platformUtilsService.isVivaldi() &&
            !this.platformUtilsService.isOpera()) {
            return;
        }

        const currentVaultTimeout = await this.storageService.get<number>(ConstantsService.vaultTimeoutKey);
        if (currentVaultTimeout == null) {
            return;
        }

        const getStorage = (): Promise<any> => new Promise(resolve => {
            chrome.storage.local.get(null, (o: any) => resolve(o));
        });

        const clearStorage = (): Promise<void> => new Promise(resolve => {
            chrome.storage.local.clear(() => resolve());
        });

        const storage = await getStorage();
        await clearStorage();

        for (const key in storage) {
            if (!storage.hasOwnProperty(key)) {
                continue;
            }
            await this.storageService.save(key, storage[key]);
        }
    }

    private async buildContextMenu() {
        if (!chrome.contextMenus || this.buildingContextMenu) {
            return;
        }

        this.buildingContextMenu = true;
        await this.contextMenusRemoveAll();

        await this.contextMenusCreate({
            type: 'normal',
            id: 'root',
            contexts: ['all'],
            title: 'Bitwarden',
        });

        await this.contextMenusCreate({
            type: 'normal',
            id: 'autofill',
            parentId: 'root',
            contexts: ['all'],
            title: this.i18nService.t('autoFill'),
        });

        await this.contextMenusCreate({
            type: 'normal',
            id: 'copy-username',
            parentId: 'root',
            contexts: ['all'],
            title: this.i18nService.t('copyUsername'),
        });

        await this.contextMenusCreate({
            type: 'normal',
            id: 'copy-password',
            parentId: 'root',
            contexts: ['all'],
            title: this.i18nService.t('copyPassword'),
        });

        if (await this.userService.canAccessPremium()) {
            await this.contextMenusCreate({
                type: 'normal',
                id: 'copy-totp',
                parentId: 'root',
                contexts: ['all'],
                title: this.i18nService.t('copyVerificationCode'),
            });
        }

        await this.contextMenusCreate({
            type: 'separator',
            parentId: 'root',
        });

        await this.contextMenusCreate({
            type: 'normal',
            id: 'generate-password',
            parentId: 'root',
            contexts: ['all'],
            title: this.i18nService.t('generatePasswordCopied'),
        });

        await this.contextMenusCreate({
            type: 'normal',
            id: 'copy-identifier',
            parentId: 'root',
            contexts: ['all'],
            title: this.i18nService.t('copyElementIdentifier'),
        });

        this.buildingContextMenu = false;
    }

    private async contextMenuReady(tab: any, contextMenuEnabled: boolean) {
        await this.loadMenuAndUpdateBadge(tab.url, tab.id, contextMenuEnabled);
        this.onUpdatedRan = this.onReplacedRan = false;
    }

    private async loadMenuAndUpdateBadge(url: string, tabId: number, contextMenuEnabled: boolean) {
        if (!url || (!chrome.browserAction && !this.sidebarAction)) {
            return;
        }

        this.actionSetBadgeBackgroundColor(chrome.browserAction);
        this.actionSetBadgeBackgroundColor(this.sidebarAction);

        this.menuOptionsLoaded = [];
        const locked = await this.vaultTimeoutService.isLocked();
        if (!locked) {
            try {
                const ciphers = await this.cipherService.getAllDecryptedForUrl(url);
                ciphers.sort((a, b) => this.cipherService.sortCiphersByLastUsedThenName(a, b));

                if (contextMenuEnabled) {
                    ciphers.forEach(cipher => {
                        this.loadLoginContextMenuOptions(cipher);
                    });
                }

                const disableBadgeCounter = await this.storageService.get<boolean>(ConstantsService.disableBadgeCounterKey);
                let theText = '';

                if (!disableBadgeCounter) {
                    if (ciphers.length > 0 && ciphers.length <= 9) {
                        theText = ciphers.length.toString();
                    } else if (ciphers.length > 0) {
                        theText = '9+';
                    }
                }

                if (contextMenuEnabled && ciphers.length === 0) {
                    await this.loadNoLoginsContextMenuOptions(this.i18nService.t('noMatchingLogins'));
                }

                this.sidebarActionSetBadgeText(theText, tabId);
                this.browserActionSetBadgeText(theText, tabId);

                return;
            } catch (e) {
                this.logService.error(e);
            }
        }

        await this.loadMenuAndUpdateBadgeForNoAccessState(contextMenuEnabled);
    }

    private async loadMenuAndUpdateBadgeForNoAccessState(contextMenuEnabled: boolean) {
        if (contextMenuEnabled) {
            const authed = await this.userService.isAuthenticated();
            await this.loadNoLoginsContextMenuOptions(this.i18nService.t(authed ? 'vaultLocked' : 'vaultLoggedOut'));
        }

        const tabs = await BrowserApi.getActiveTabs();
        if (tabs != null) {
            tabs.forEach(tab => {
                if (tab.id != null) {
                    this.browserActionSetBadgeText('', tab.id);
                    this.sidebarActionSetBadgeText('', tab.id);
                }
            });
        }
    }

    private async loadLoginContextMenuOptions(cipher: any) {
        if (cipher == null || cipher.type !== CipherType.Login || cipher.reprompt !== CipherRepromptType.None) {
            return;
        }

        let title = cipher.name;
        if (cipher.login.username && cipher.login.username !== '') {
            title += (' (' + cipher.login.username + ')');
        }
        await this.loadContextMenuOptions(title, cipher.id, cipher);
    }

    private async loadNoLoginsContextMenuOptions(noLoginsMessage: string) {
        await this.loadContextMenuOptions(noLoginsMessage, 'noop', null);
    }

    private async loadContextMenuOptions(title: string, idSuffix: string, cipher: any) {
        if (!chrome.contextMenus || this.menuOptionsLoaded.indexOf(idSuffix) > -1 ||
            (cipher != null && cipher.type !== CipherType.Login)) {
            return;
        }

        this.menuOptionsLoaded.push(idSuffix);

        if (cipher == null || (cipher.login.password && cipher.login.password !== '')) {
            await this.contextMenusCreate({
                type: 'normal',
                id: 'autofill_' + idSuffix,
                parentId: 'autofill',
                contexts: ['all'],
                title: this.sanitizeContextMenuTitle(title),
            });
        }

        if (cipher == null || (cipher.login.username && cipher.login.username !== '')) {
            await this.contextMenusCreate({
                type: 'normal',
                id: 'copy-username_' + idSuffix,
                parentId: 'copy-username',
                contexts: ['all'],
                title: this.sanitizeContextMenuTitle(title),
            });
        }

        if (cipher == null || (cipher.login.password && cipher.login.password !== '' && cipher.viewPassword)) {
            await this.contextMenusCreate({
                type: 'normal',
                id: 'copy-password_' + idSuffix,
                parentId: 'copy-password',
                contexts: ['all'],
                title: this.sanitizeContextMenuTitle(title),
            });
        }

        const canAccessPremium = await this.userService.canAccessPremium();
        if (canAccessPremium && (cipher == null || (cipher.login.totp && cipher.login.totp !== ''))) {
            await this.contextMenusCreate({
                type: 'normal',
                id: 'copy-totp_' + idSuffix,
                parentId: 'copy-totp',
                contexts: ['all'],
                title: this.sanitizeContextMenuTitle(title),
            });
        }
    }

    private sanitizeContextMenuTitle(title: string): string {
        return title.replace(/&/g, '&&');
    }

    private async fullSync(override: boolean = false) {
        const syncInternal = 6 * 60 * 60 * 1000; // 6 hours
        const lastSync = await this.syncService.getLastSync();

        let lastSyncAgo = syncInternal + 1;
        if (lastSync != null) {
            lastSyncAgo = new Date().getTime() - lastSync.getTime();
        }

        if (override || lastSyncAgo >= syncInternal) {
            await this.syncService.fullSync(override);
            this.scheduleNextSync();
        } else {
            this.scheduleNextSync();
        }
    }

    private scheduleNextSync() {
        if (this.syncTimeout) {
            clearTimeout(this.syncTimeout);
        }

        this.syncTimeout = setTimeout(async () => await this.fullSync(), 5 * 60 * 1000); // check every 5 minutes
    }

    // Browser API Helpers

    private contextMenusRemoveAll() {
        return new Promise<void>(resolve => {
            chrome.contextMenus.removeAll(() => {
                resolve();
                if (chrome.runtime.lastError) {
                    return;
                }
            });
        });
    }

    private contextMenusCreate(options: any) {
        return new Promise<void>(resolve => {
            chrome.contextMenus.create(options, () => {
                resolve();
                if (chrome.runtime.lastError) {
                    return;
                }
            });
        });
    }

    private async actionSetIcon(theAction: any, suffix: string): Promise<any> {
        if (!theAction || !theAction.setIcon) {
            return;
        }

        const options = {
            path: {
                19: 'images/icon19' + suffix + '.png',
                38: 'images/icon38' + suffix + '.png',
            },
        };

        if (this.platformUtilsService.isFirefox()) {
            await theAction.setIcon(options);
        } else if (this.platformUtilsService.isSafari()) {
            // Workaround since Safari 14.0.3 returns a pending promise
            // which doesn't resolve within a reasonable time.
            theAction.setIcon(options);
        } else {
            return new Promise<void>(resolve => {
                theAction.setIcon(options, () => resolve());
            });
        }
    }

    private actionSetBadgeBackgroundColor(action: any) {
        if (action && action.setBadgeBackgroundColor) {
            action.setBadgeBackgroundColor({ color: '#294e5f' });
        }
    }

    private browserActionSetBadgeText(text: string, tabId: number) {
        if (chrome.browserAction && chrome.browserAction.setBadgeText) {
            chrome.browserAction.setBadgeText({
                text: text,
                tabId: tabId,
            });
        }
    }

    private sidebarActionSetBadgeText(text: string, tabId: number) {
        if (!this.sidebarAction) {
            return;
        }

        if (this.sidebarAction.setBadgeText) {
            this.sidebarAction.setBadgeText({
                text: text,
                tabId: tabId,
            });
        } else if (this.sidebarAction.setTitle) {
            let title = 'Bitwarden';
            if (text && text !== '') {
                title += (' [' + text + ']');
            }

            this.sidebarAction.setTitle({
                title: title,
                tabId: tabId,
            });
        }
    }
}