gristlabs_grist-core/app/client/models/AppModel.ts

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import {reportError, setErrorNotifier} from 'app/client/models/errors';
import {urlState} from 'app/client/models/gristUrlState';
import {Notifier} from 'app/client/models/NotifyModel';
import {getFlavor, ProductFlavor} from 'app/client/ui/CustomThemes';
import {Features} from 'app/common/Features';
import {GristLoadConfig} from 'app/common/gristUrls';
import {FullUser} from 'app/common/LoginSessionAPI';
import {getOrgName, Organization, OrgError, UserAPI, UserAPIImpl} from 'app/common/UserAPI';
import {Computed, Disposable, Observable, subscribe} from 'grainjs';
export {reportError} from 'app/client/models/errors';
export type PageType = "doc" | "home" | "billing" | "welcome";
// TopAppModel is the part of the app model that persists across org and user switches.
export interface TopAppModel {
api: UserAPI;
isSingleOrg: boolean;
productFlavor: ProductFlavor;
currentSubdomain: Observable<string|undefined>;
notifier: Notifier;
// Everything else gets fully rebuilt when the org/user changes. This is to ensure that
// different parts of the code aren't using different users/orgs while the switch is pending.
appObs: Observable<AppModel|null>;
// Reinitialize the app. This is called when org or user changes.
initialize(): void;
// Rebuilds the AppModel and consequently the AppUI, without changing the user or the org.
reload(): void;
}
// AppModel is specific to the currently loaded organization and active user. It gets rebuilt when
// we switch the current organization or the current user.
export interface AppModel {
topAppModel: TopAppModel;
api: UserAPI;
currentUser: FullUser|null;
currentValidUser: FullUser|null; // Like currentUser, but null when anonymous
currentOrg: Organization|null; // null if no access to currentSubdomain
currentOrgName: string; // Our best guess for human-friendly name.
orgError?: OrgError; // If currentOrg is null, the error that caused it.
currentFeatures: Features; // features of the current org's product.
pageType: Observable<PageType>;
notifier: Notifier;
}
export class TopAppModelImpl extends Disposable implements TopAppModel {
public readonly isSingleOrg: boolean;
public readonly productFlavor: ProductFlavor;
public readonly currentSubdomain = Computed.create(this, urlState().state, (use, s) => s.org);
public readonly notifier = Notifier.create(this);
public readonly appObs = Observable.create<AppModel|null>(this, null);
constructor(
window: {gristConfig?: GristLoadConfig},
public readonly api: UserAPI = new UserAPIImpl(getHomeUrl()),
) {
super();
setErrorNotifier(this.notifier);
this.isSingleOrg = Boolean(window.gristConfig && window.gristConfig.singleOrg);
this.productFlavor = getFlavor(window.gristConfig && window.gristConfig.org);
// Initially, and on any change to subdomain, call initialize() to get the full Organization
// and the FullUser to use for it (the user may change when switching orgs).
this.autoDispose(subscribe(this.currentSubdomain, (use) => this.initialize()));
}
public initialize(): void {
this._doInitialize().catch(reportError);
}
// Rebuilds the AppModel and consequently the AppUI, etc, without changing the user or the org.
public reload(): void {
const app = this.appObs.get();
if (app) {
const {currentUser, currentOrg, orgError} = app;
AppModelImpl.create(this.appObs, this, currentUser, currentOrg, orgError);
}
}
private async _doInitialize() {
this.appObs.set(null);
try {
const {user, org, orgError} = await this.api.getSessionActive();
if (this.isDisposed()) { return; }
if (org) {
// Check that our domain matches what the api returns.
const state = urlState().state.get();
if (state.org !== org.domain && org.domain !== null) {
// If not, redirect. This is to allow vanity domains
// to "stick" only if paid for.
await urlState().pushUrl({...state, org: org.domain});
}
if (org.billingAccount && org.billingAccount.product &&
org.billingAccount.product.name === 'suspended') {
this.notifier.createUserError(
'This team site is suspended. Documents can be read, but not modified.',
{actions: ['renew', 'personal']}
);
}
}
AppModelImpl.create(this.appObs, this, user, org, orgError);
} catch (err) {
// tslint:disable-next-line:no-console
console.log(`getSessionActive() failed: ${err}`);
if (this.isDisposed()) { return; }
AppModelImpl.create(this.appObs, this, null, null, {error: err.message, status: err.status || 500});
}
}
}
export class AppModelImpl extends Disposable implements AppModel {
public readonly api: UserAPI = this.topAppModel.api;
// Compute currentValidUser, turning anonymous into null.
public readonly currentValidUser: FullUser|null =
this.currentUser && !this.currentUser.anonymous ? this.currentUser : null;
// Figure out the org name, or blank if details are unavailable.
public readonly currentOrgName = getOrgNameOrGuest(this.currentOrg, this.currentUser);
public readonly currentFeatures = (this.currentOrg && this.currentOrg.billingAccount) ?
this.currentOrg.billingAccount.product.features : {};
// Get the current PageType from the URL.
public readonly pageType: Observable<PageType> = Computed.create(this, urlState().state,
(use, state) => (state.doc ? "doc" : (state.billing ? "billing" : (state.welcome ? "welcome" : "home"))));
public readonly notifier = this.topAppModel.notifier;
constructor(
public readonly topAppModel: TopAppModel,
public readonly currentUser: FullUser|null,
public readonly currentOrg: Organization|null,
public readonly orgError?: OrgError,
) {
super();
}
}
export function getHomeUrl(): string {
const {host, protocol} = window.location;
const gristConfig: any = (window as any).gristConfig;
return (gristConfig && gristConfig.homeUrl) || `${protocol}//${host}`;
}
export function getOrgNameOrGuest(org: Organization|null, user: FullUser|null) {
if (!org) { return ''; }
if (user && user.anonymous && org.owner && org.owner.id === user.id) {
return "@Guest";
}
return getOrgName(org);
}