112 lines
No EOL
3.5 KiB
TypeScript
112 lines
No EOL
3.5 KiB
TypeScript
import {Registry} from "../../../events";
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import * as React from "react";
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import * as ReactDOM from "react-dom";
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import {
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AbstractModal,
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ModalController,
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ModalEvents,
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ModalOptions,
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ModalState
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} from "../../../ui/react-elements/ModalDefinitions";
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import {InternalModalRenderer} from "../../../ui/react-elements/internal-modal/Renderer";
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import {tr} from "tc-shared/i18n/localize";
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import {RegisteredModal} from "tc-shared/ui/react-elements/modal/Registry";
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export class InternalModalController implements ModalController {
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readonly events: Registry<ModalEvents>;
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private readonly modalType: RegisteredModal<any>;
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private readonly constructorArguments: any[];
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private modalInstance: AbstractModal;
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private initializedPromise: Promise<void>;
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private domElement: Element;
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private refModal: React.RefObject<InternalModalRenderer>;
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private modalState_: ModalState = ModalState.HIDDEN;
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constructor(modalType: RegisteredModal<any>, constructorArguments: any[]) {
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this.modalType = modalType;
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this.constructorArguments = constructorArguments;
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this.events = new Registry<ModalEvents>();
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this.initializedPromise = this.initialize();
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}
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getOptions(): Readonly<ModalOptions> {
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/* FIXME! */
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return {};
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}
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getEvents(): Registry<ModalEvents> {
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return this.events;
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}
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getState() {
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return this.modalState_;
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}
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private async initialize() {
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this.refModal = React.createRef();
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this.domElement = document.createElement("div");
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this.modalInstance = new (await this.modalType.classLoader()).default(...this.constructorArguments);
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const element = React.createElement(InternalModalRenderer, {
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ref: this.refModal,
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modal: this.modalInstance,
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onClose: () => this.destroy()
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});
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document.body.appendChild(this.domElement);
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await new Promise<void>(resolve => {
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ReactDOM.render(element, this.domElement, () => setTimeout(resolve, 0));
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});
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this.modalInstance["onInitialize"]();
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}
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async show() : Promise<void> {
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await this.initializedPromise;
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if(this.modalState_ === ModalState.DESTROYED) {
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throw tr("modal has been destroyed");
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} else if(this.modalState_ === ModalState.SHOWN) {
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return;
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}
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this.refModal.current?.setState({ show: true });
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this.modalState_ = ModalState.SHOWN;
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this.modalInstance["onOpen"]();
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this.events.fire("open");
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}
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async hide() : Promise<void> {
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await this.initializedPromise;
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if(this.modalState_ === ModalState.DESTROYED)
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throw tr("modal has been destroyed");
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else if(this.modalState_ === ModalState.HIDDEN)
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return;
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this.refModal.current?.setState({ show: false });
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this.modalState_ = ModalState.HIDDEN;
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this.modalInstance["onClose"]();
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this.events.fire("close");
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return new Promise<void>(resolve => setTimeout(resolve, 500));
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}
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destroy() {
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if(this.modalState_ === ModalState.SHOWN) {
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this.hide().then(() => this.destroy());
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return;
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}
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ReactDOM.unmountComponentAtNode(this.domElement);
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this.domElement.remove();
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this.domElement = undefined;
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this.modalState_ = ModalState.DESTROYED;
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this.modalInstance["onDestroy"]();
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this.events.fire("destroy");
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}
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}
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export abstract class InternalModal extends AbstractModal {} |