2015-09-17 11:10:01 +00:00
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/*
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2016-01-07 04:06:39 +00:00
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Copyright 2015, 2016 OpenMarket Ltd
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2020-07-12 20:13:28 +00:00
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Copyright 2020 The Matrix.org Foundation C.I.C.
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2015-09-17 11:10:01 +00:00
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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2019-08-05 09:08:30 +00:00
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import React from "react";
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import ReactDOM from "react-dom";
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2020-07-12 20:13:28 +00:00
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import classNames from "classnames";
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2021-10-25 11:37:59 +00:00
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import { defer, sleep } from "matrix-js-sdk/src/utils";
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2022-11-09 15:33:09 +00:00
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import { TypedEventEmitter } from "matrix-js-sdk/src/models/typed-event-emitter";
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2020-07-12 20:13:28 +00:00
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2020-05-14 02:41:41 +00:00
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import dis from "./dispatcher/dispatcher";
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2020-01-24 12:28:03 +00:00
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import AsyncWrapper from "./AsyncWrapper";
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2017-01-16 17:01:26 +00:00
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2016-11-04 14:37:02 +00:00
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const DIALOG_CONTAINER_ID = "mx_Dialog_Container";
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2019-02-28 22:55:58 +00:00
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const STATIC_DIALOG_CONTAINER_ID = "mx_Dialog_StaticContainer";
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2016-11-04 14:37:02 +00:00
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2020-09-21 20:36:16 +00:00
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export interface IModal<T extends any[]> {
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2020-07-12 20:13:28 +00:00
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elem: React.ReactNode;
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className?: string;
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beforeClosePromise?: Promise<boolean>;
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closeReason?: string;
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onBeforeClose?(reason?: string): Promise<boolean>;
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2023-02-15 13:36:22 +00:00
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onFinished?(...args: T): void;
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2020-07-12 20:13:28 +00:00
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close(...args: T): void;
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2021-03-30 21:37:06 +00:00
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hidden?: boolean;
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2020-07-12 20:13:28 +00:00
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}
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2015-09-17 11:10:01 +00:00
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2020-09-25 13:08:27 +00:00
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export interface IHandle<T extends any[]> {
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2020-07-12 20:13:28 +00:00
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finished: Promise<T>;
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close(...args: T): void;
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}
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interface IProps<T extends any[]> {
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2020-07-12 23:19:15 +00:00
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onFinished?(...args: T): void;
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// TODO improve typing here once all Modals are TS and we can exhaustively check the props
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[key: string]: any;
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2020-07-12 20:13:28 +00:00
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}
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2019-03-23 02:22:13 +00:00
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2020-07-12 20:13:28 +00:00
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interface IOptions<T extends any[]> {
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onBeforeClose?: IModal<T>["onBeforeClose"];
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}
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type ParametersWithoutFirst<T extends (...args: any) => any> = T extends (a: any, ...args: infer P) => any ? P : never;
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2022-11-09 15:33:09 +00:00
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export enum ModalManagerEvent {
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Opened = "opened",
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}
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type HandlerMap = {
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[ModalManagerEvent.Opened]: () => void;
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};
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export class ModalManager extends TypedEventEmitter<ModalManagerEvent, HandlerMap> {
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2020-07-12 20:13:28 +00:00
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private counter = 0;
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// The modal to prioritise over all others. If this is set, only show
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// this modal. Remove all other modals from the stack when this modal
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// is closed.
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2023-02-15 13:36:22 +00:00
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private priorityModal: IModal<any> | null = null;
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2020-07-12 20:13:28 +00:00
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// The modal to keep open underneath other modals if possible. Useful
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// for cases like Settings where the modal should remain open while the
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// user is prompted for more information/errors.
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2023-02-15 13:36:22 +00:00
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private staticModal: IModal<any> | null = null;
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2020-07-12 20:13:28 +00:00
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// A list of the modals we have stacked up, with the most recent at [0]
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// Neither the static nor priority modal will be in this list.
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2020-07-12 20:17:51 +00:00
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private modals: IModal<any>[] = [];
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2020-07-12 20:13:28 +00:00
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2023-01-12 13:25:14 +00:00
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private static getOrCreateContainer(): HTMLElement {
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2016-11-04 14:37:02 +00:00
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let container = document.getElementById(DIALOG_CONTAINER_ID);
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2015-09-17 11:10:01 +00:00
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if (!container) {
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container = document.createElement("div");
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2016-11-04 14:37:02 +00:00
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container.id = DIALOG_CONTAINER_ID;
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2015-09-17 11:10:01 +00:00
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document.body.appendChild(container);
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}
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return container;
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2016-11-04 14:37:02 +00:00
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}
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2015-09-17 11:10:01 +00:00
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2023-01-12 13:25:14 +00:00
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private static getOrCreateStaticContainer(): HTMLElement {
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2019-02-28 22:55:58 +00:00
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let container = document.getElementById(STATIC_DIALOG_CONTAINER_ID);
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if (!container) {
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container = document.createElement("div");
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container.id = STATIC_DIALOG_CONTAINER_ID;
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document.body.appendChild(container);
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}
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return container;
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}
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2023-01-12 13:25:14 +00:00
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public toggleCurrentDialogVisibility(): void {
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2021-03-30 21:37:06 +00:00
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const modal = this.getCurrentModal();
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if (!modal) return;
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modal.hidden = !modal.hidden;
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}
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2023-01-12 13:25:14 +00:00
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public hasDialogs(): boolean {
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return !!this.priorityModal || !!this.staticModal || this.modals.length > 0;
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2020-07-12 20:13:28 +00:00
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}
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2020-07-12 23:19:15 +00:00
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public createDialog<T extends any[]>(
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2022-09-16 09:10:33 +00:00
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Element: React.ComponentType<any>,
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2020-07-12 23:19:15 +00:00
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...rest: ParametersWithoutFirst<ModalManager["createDialogAsync"]>
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2023-01-12 13:25:14 +00:00
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): IHandle<T> {
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2020-07-12 23:19:15 +00:00
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return this.createDialogAsync<T>(Promise.resolve(Element), ...rest);
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2016-11-04 14:37:02 +00:00
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}
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2015-09-17 11:10:01 +00:00
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2020-07-12 23:19:15 +00:00
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public appendDialog<T extends any[]>(
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2021-07-20 09:33:52 +00:00
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Element: React.ComponentType,
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2020-07-12 23:19:15 +00:00
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...rest: ParametersWithoutFirst<ModalManager["appendDialogAsync"]>
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2023-01-12 13:25:14 +00:00
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): IHandle<T> {
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2020-07-12 23:19:15 +00:00
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return this.appendDialogAsync<T>(Promise.resolve(Element), ...rest);
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2019-06-28 20:34:19 +00:00
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}
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2023-01-12 13:25:14 +00:00
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public closeCurrentModal(reason: string): void {
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2020-10-13 16:26:48 +00:00
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const modal = this.getCurrentModal();
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if (!modal) {
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return;
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}
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modal.closeReason = reason;
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modal.close();
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}
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2020-07-12 20:13:28 +00:00
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private buildModal<T extends any[]>(
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prom: Promise<React.ComponentType>,
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props?: IProps<T>,
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className?: string,
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2020-08-29 00:11:08 +00:00
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options?: IOptions<T>,
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2023-01-12 13:25:14 +00:00
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): {
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modal: IModal<T>;
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closeDialog: IHandle<T>["close"];
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onFinishedProm: IHandle<T>["finished"];
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} {
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2023-02-15 13:36:22 +00:00
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const modal = {
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onFinished: props?.onFinished,
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onBeforeClose: options?.onBeforeClose,
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2020-07-12 20:13:28 +00:00
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className,
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// these will be set below but we need an object reference to pass to getCloseFn before we can do that
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elem: null,
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2023-02-15 13:36:22 +00:00
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} as IModal<T>;
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2019-06-28 20:34:19 +00:00
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// never call this from onFinished() otherwise it will loop
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2020-07-12 20:13:28 +00:00
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const [closeDialog, onFinishedProm] = this.getCloseFn<T>(modal, props);
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2019-06-28 20:34:19 +00:00
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// don't attempt to reuse the same AsyncWrapper for different dialogs,
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// otherwise we'll get confused.
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2020-07-12 20:13:28 +00:00
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const modalCount = this.counter++;
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2019-06-28 20:34:19 +00:00
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// FIXME: If a dialog uses getDefaultProps it clobbers the onFinished
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// property set here so you can't close the dialog from a button click!
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2020-07-12 20:13:28 +00:00
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modal.elem = <AsyncWrapper key={modalCount} prom={prom} {...props} onFinished={closeDialog} />;
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2020-02-06 12:07:13 +00:00
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modal.close = closeDialog;
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2019-06-28 20:34:19 +00:00
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2021-06-29 12:11:58 +00:00
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return { modal, closeDialog, onFinishedProm };
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2019-06-28 20:34:19 +00:00
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}
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2020-07-12 20:13:28 +00:00
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private getCloseFn<T extends any[]>(
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modal: IModal<T>,
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2023-02-15 13:36:22 +00:00
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props?: IProps<T>,
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2020-07-12 20:13:28 +00:00
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): [IHandle<T>["close"], IHandle<T>["finished"]] {
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const deferred = defer<T>();
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return [
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2023-01-12 13:25:14 +00:00
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async (...args: T): Promise<void> => {
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2020-02-06 12:10:06 +00:00
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if (modal.beforeClosePromise) {
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await modal.beforeClosePromise;
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} else if (modal.onBeforeClose) {
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modal.beforeClosePromise = modal.onBeforeClose(modal.closeReason);
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const shouldClose = await modal.beforeClosePromise;
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2023-02-15 13:36:22 +00:00
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modal.beforeClosePromise = undefined;
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2020-02-06 12:10:06 +00:00
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if (!shouldClose) {
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return;
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2022-12-12 11:24:14 +00:00
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}
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2020-02-06 12:10:06 +00:00
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}
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2019-08-09 15:47:22 +00:00
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deferred.resolve(args);
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2023-02-15 13:36:22 +00:00
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if (props?.onFinished) props.onFinished.apply(null, args);
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2020-07-12 20:13:28 +00:00
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const i = this.modals.indexOf(modal);
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2019-06-28 20:34:19 +00:00
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if (i >= 0) {
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2020-07-12 20:13:28 +00:00
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this.modals.splice(i, 1);
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2019-06-28 20:34:19 +00:00
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}
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2022-12-12 11:24:14 +00:00
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2020-07-12 20:13:28 +00:00
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if (this.priorityModal === modal) {
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this.priorityModal = null;
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2022-12-12 11:24:14 +00:00
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2019-06-28 20:34:19 +00:00
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// XXX: This is destructive
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2020-07-12 20:13:28 +00:00
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this.modals = [];
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2019-06-28 20:34:19 +00:00
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}
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2022-12-12 11:24:14 +00:00
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2020-07-12 20:13:28 +00:00
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if (this.staticModal === modal) {
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this.staticModal = null;
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2022-12-12 11:24:14 +00:00
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2019-06-28 20:34:19 +00:00
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// XXX: This is destructive
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2020-07-12 20:13:28 +00:00
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this.modals = [];
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2019-06-28 20:34:19 +00:00
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}
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2022-12-12 11:24:14 +00:00
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2020-07-12 20:13:28 +00:00
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this.reRender();
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2019-08-09 15:47:22 +00:00
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},
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deferred.promise,
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];
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2019-06-28 20:34:19 +00:00
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}
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2020-02-06 14:29:35 +00:00
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/**
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* @callback onBeforeClose
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* @param {string?} reason either "backgroundClick" or null
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* @return {Promise<bool>} whether the dialog should close
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*/
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2017-01-16 17:01:26 +00:00
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/**
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* Open a modal view.
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*
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* This can be used to display a react component which is loaded as an asynchronous
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* webpack component. To do this, set 'loader' as:
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*
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* (cb) => {
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* require(['<module>'], cb);
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* }
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*
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2018-11-21 16:56:44 +00:00
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* @param {Promise} prom a promise which resolves with a React component
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* which will be displayed as the modal view.
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2017-01-16 17:01:26 +00:00
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*
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* @param {Object} props properties to pass to the displayed
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* component. (We will also pass an 'onFinished' property.)
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*
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* @param {String} className CSS class to apply to the modal wrapper
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2018-05-22 14:47:05 +00:00
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*
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* @param {boolean} isPriorityModal if true, this modal will be displayed regardless
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* of other modals that are currently in the stack.
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* Also, when closed, all modals will be removed
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* from the stack.
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2019-02-28 22:55:58 +00:00
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* @param {boolean} isStaticModal if true, this modal will be displayed under other
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* modals in the stack. When closed, all modals will
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* also be removed from the stack. This is not compatible
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* with being a priority modal. Only one modal can be
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* static at a time.
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2020-02-06 14:29:35 +00:00
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* @param {Object} options? extra options for the dialog
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* @param {onBeforeClose} options.onBeforeClose a callback to decide whether to close the dialog
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2019-04-05 09:18:41 +00:00
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* @returns {object} Object with 'close' parameter being a function that will close the dialog
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2017-01-16 17:01:26 +00:00
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*/
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2022-06-14 16:51:51 +00:00
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public createDialogAsync<T extends any[]>(
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2020-07-12 23:19:15 +00:00
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prom: Promise<React.ComponentType>,
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props?: IProps<T>,
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2020-07-12 20:13:28 +00:00
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className?: string,
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isPriorityModal = false,
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isStaticModal = false,
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2020-08-29 00:11:08 +00:00
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options: IOptions<T> = {},
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2020-07-12 20:13:28 +00:00
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): IHandle<T> {
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2022-11-09 15:33:09 +00:00
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const beforeModal = this.getCurrentModal();
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2021-06-29 12:11:58 +00:00
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const { modal, closeDialog, onFinishedProm } = this.buildModal<T>(prom, props, className, options);
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2018-05-22 14:47:05 +00:00
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if (isPriorityModal) {
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// XXX: This is destructive
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2020-07-12 20:13:28 +00:00
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this.priorityModal = modal;
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2019-02-28 22:55:58 +00:00
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} else if (isStaticModal) {
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// This is intentionally destructive
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2020-07-12 20:13:28 +00:00
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this.staticModal = modal;
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2018-05-22 14:47:05 +00:00
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} else {
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2020-07-12 20:13:28 +00:00
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this.modals.unshift(modal);
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2018-05-22 14:47:05 +00:00
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}
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2016-11-04 14:37:02 +00:00
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2020-07-12 20:13:28 +00:00
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this.reRender();
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2022-11-09 15:33:09 +00:00
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this.emitIfChanged(beforeModal);
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2019-08-09 15:47:22 +00:00
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return {
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close: closeDialog,
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2019-08-09 16:29:22 +00:00
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finished: onFinishedProm,
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2019-08-09 15:47:22 +00:00
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};
|
2016-11-04 14:37:02 +00:00
|
|
|
}
|
|
|
|
|
2020-07-12 20:13:28 +00:00
|
|
|
private appendDialogAsync<T extends any[]>(
|
|
|
|
prom: Promise<React.ComponentType>,
|
|
|
|
props?: IProps<T>,
|
2020-08-29 00:11:08 +00:00
|
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|
className?: string,
|
2020-07-12 20:13:28 +00:00
|
|
|
): IHandle<T> {
|
2022-11-09 15:33:09 +00:00
|
|
|
const beforeModal = this.getCurrentModal();
|
2021-06-29 12:11:58 +00:00
|
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|
const { modal, closeDialog, onFinishedProm } = this.buildModal<T>(prom, props, className, {});
|
2019-06-28 20:34:19 +00:00
|
|
|
|
2020-07-12 20:13:28 +00:00
|
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|
this.modals.push(modal);
|
2022-11-09 15:33:09 +00:00
|
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|
|
2020-07-12 20:13:28 +00:00
|
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|
this.reRender();
|
2022-11-09 15:33:09 +00:00
|
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|
this.emitIfChanged(beforeModal);
|
|
|
|
|
2019-08-09 15:47:22 +00:00
|
|
|
return {
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|
close: closeDialog,
|
2019-08-09 16:29:22 +00:00
|
|
|
finished: onFinishedProm,
|
2019-08-09 15:47:22 +00:00
|
|
|
};
|
2019-06-28 20:34:19 +00:00
|
|
|
}
|
|
|
|
|
2022-11-09 15:33:09 +00:00
|
|
|
private emitIfChanged(beforeModal?: IModal<any>): void {
|
|
|
|
if (beforeModal !== this.getCurrentModal()) {
|
|
|
|
this.emit(ModalManagerEvent.Opened);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2023-01-12 13:25:14 +00:00
|
|
|
private onBackgroundClick = (): void => {
|
2020-07-12 20:13:28 +00:00
|
|
|
const modal = this.getCurrentModal();
|
2020-02-06 12:07:13 +00:00
|
|
|
if (!modal) {
|
|
|
|
return;
|
2016-11-04 14:37:02 +00:00
|
|
|
}
|
2020-02-06 12:10:06 +00:00
|
|
|
// we want to pass a reason to the onBeforeClose
|
|
|
|
// callback, but close is currently defined to
|
|
|
|
// pass all number of arguments to the onFinished callback
|
|
|
|
// so, pass the reason to close through a member variable
|
|
|
|
modal.closeReason = "backgroundClick";
|
2020-02-06 12:07:13 +00:00
|
|
|
modal.close();
|
2023-02-15 13:36:22 +00:00
|
|
|
modal.closeReason = undefined;
|
2020-07-12 20:13:28 +00:00
|
|
|
};
|
2016-11-04 14:37:02 +00:00
|
|
|
|
2020-07-12 20:13:28 +00:00
|
|
|
private getCurrentModal(): IModal<any> {
|
|
|
|
return this.priorityModal ? this.priorityModal : this.modals[0] || this.staticModal;
|
2016-11-04 14:37:02 +00:00
|
|
|
}
|
|
|
|
|
2023-01-12 13:25:14 +00:00
|
|
|
private async reRender(): Promise<void> {
|
2021-10-25 11:37:59 +00:00
|
|
|
// await next tick because sometimes ReactDOM can race with itself and cause the modal to wrongly stick around
|
|
|
|
await sleep(0);
|
|
|
|
|
2020-07-12 20:13:28 +00:00
|
|
|
if (this.modals.length === 0 && !this.priorityModal && !this.staticModal) {
|
2020-08-03 15:02:26 +00:00
|
|
|
// If there is no modal to render, make all of Element available
|
2018-02-08 21:51:07 +00:00
|
|
|
// to screen reader users again
|
|
|
|
dis.dispatch({
|
|
|
|
action: "aria_unhide_main_app",
|
|
|
|
});
|
2020-07-12 20:13:28 +00:00
|
|
|
ReactDOM.unmountComponentAtNode(ModalManager.getOrCreateContainer());
|
|
|
|
ReactDOM.unmountComponentAtNode(ModalManager.getOrCreateStaticContainer());
|
2016-11-04 14:37:02 +00:00
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
2018-02-08 21:51:07 +00:00
|
|
|
// Hide the content outside the modal to screen reader users
|
|
|
|
// so they won't be able to navigate into it and act on it using
|
|
|
|
// screen reader specific features
|
|
|
|
dis.dispatch({
|
|
|
|
action: "aria_hide_main_app",
|
|
|
|
});
|
2017-12-20 09:09:26 +00:00
|
|
|
|
2020-07-12 20:13:28 +00:00
|
|
|
if (this.staticModal) {
|
|
|
|
const classes = classNames("mx_Dialog_wrapper mx_Dialog_staticWrapper", this.staticModal.className);
|
2019-02-28 22:55:58 +00:00
|
|
|
|
|
|
|
const staticDialog = (
|
|
|
|
<div className={classes}>
|
|
|
|
<div className="mx_Dialog">{this.staticModal.elem}</div>
|
2022-12-06 09:01:25 +00:00
|
|
|
<div
|
|
|
|
data-testid="dialog-background"
|
|
|
|
className="mx_Dialog_background mx_Dialog_staticBackground"
|
|
|
|
onClick={this.onBackgroundClick}
|
|
|
|
/>
|
2019-02-28 22:55:58 +00:00
|
|
|
</div>
|
|
|
|
);
|
|
|
|
|
2020-07-12 20:13:28 +00:00
|
|
|
ReactDOM.render(staticDialog, ModalManager.getOrCreateStaticContainer());
|
2019-02-28 22:55:58 +00:00
|
|
|
} else {
|
|
|
|
// This is safe to call repeatedly if we happen to do that
|
2020-07-12 20:13:28 +00:00
|
|
|
ReactDOM.unmountComponentAtNode(ModalManager.getOrCreateStaticContainer());
|
2019-02-28 22:55:58 +00:00
|
|
|
}
|
|
|
|
|
2020-07-12 20:13:28 +00:00
|
|
|
const modal = this.getCurrentModal();
|
2021-03-30 21:37:06 +00:00
|
|
|
if (modal !== this.staticModal && !modal.hidden) {
|
2020-07-12 20:13:28 +00:00
|
|
|
const classes = classNames("mx_Dialog_wrapper", modal.className, {
|
|
|
|
mx_Dialog_wrapperWithStaticUnder: this.staticModal,
|
|
|
|
});
|
2019-02-28 22:55:58 +00:00
|
|
|
|
|
|
|
const dialog = (
|
|
|
|
<div className={classes}>
|
|
|
|
<div className="mx_Dialog">{modal.elem}</div>
|
2022-12-06 09:01:25 +00:00
|
|
|
<div
|
|
|
|
data-testid="dialog-background"
|
|
|
|
className="mx_Dialog_background"
|
|
|
|
onClick={this.onBackgroundClick}
|
|
|
|
/>
|
2017-12-05 07:50:40 +00:00
|
|
|
</div>
|
2019-02-28 22:55:58 +00:00
|
|
|
);
|
2015-09-17 11:10:01 +00:00
|
|
|
|
2021-06-22 08:53:58 +00:00
|
|
|
setImmediate(() => ReactDOM.render(dialog, ModalManager.getOrCreateContainer()));
|
2019-02-28 22:55:58 +00:00
|
|
|
} else {
|
|
|
|
// This is safe to call repeatedly if we happen to do that
|
2020-07-12 20:13:28 +00:00
|
|
|
ReactDOM.unmountComponentAtNode(ModalManager.getOrCreateContainer());
|
2019-02-28 22:55:58 +00:00
|
|
|
}
|
2016-11-04 14:37:02 +00:00
|
|
|
}
|
|
|
|
}
|
2015-09-17 11:10:01 +00:00
|
|
|
|
2020-07-12 20:13:28 +00:00
|
|
|
if (!window.singletonModalManager) {
|
|
|
|
window.singletonModalManager = new ModalManager();
|
2017-06-14 08:31:16 +00:00
|
|
|
}
|
2020-07-12 20:13:28 +00:00
|
|
|
export default window.singletonModalManager;
|