+import { concat } from 'rxjs'
+import { filter, first, map, pairwise } from 'rxjs/operators'
+import { DOCUMENT, PlatformLocation, ViewportScroller } from '@angular/common'
+import { AfterViewInit, Component, Inject, LOCALE_ID, OnInit, ViewChild } from '@angular/core'
+import { DomSanitizer, SafeHtml } from '@angular/platform-browser'
+import { Event, GuardsCheckStart, NavigationEnd, RouteConfigLoadEnd, RouteConfigLoadStart, Router, Scroll } from '@angular/router'
+import { AuthService, MarkdownService, RedirectService, ScreenService, ServerService, ThemeService, User } from '@app/core'
+import { HooksService } from '@app/core/plugins/hooks.service'
+import { PluginService } from '@app/core/plugins/plugin.service'
+import { CustomModalComponent } from '@app/modal/custom-modal.component'
+import { InstanceConfigWarningModalComponent } from '@app/modal/instance-config-warning-modal.component'
+import { WelcomeModalComponent } from '@app/modal/welcome-modal.component'
+import { NgbConfig, NgbModal } from '@ng-bootstrap/ng-bootstrap'
+import { LoadingBarService } from '@ngx-loading-bar/core'
+import { peertubeLocalStorage } from '@root-helpers/peertube-web-storage'
+import { getShortLocale, is18nPath } from '@shared/core-utils/i18n'
+import { BroadcastMessageLevel, ServerConfig, UserRole } from '@shared/models'
+import { MenuService } from './core/menu/menu.service'
+import { POP_STATE_MODAL_DISMISS } from './helpers'
+import { InstanceService } from './shared/shared-instance'