61 lines
1.7 KiB
JavaScript
61 lines
1.7 KiB
JavaScript
import * as Main from './main.js';
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export class ComponentManager {
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constructor() {
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this._allComponents = {};
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this._enabledComponents = [];
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Main.sessionMode.connect('updated', () => {
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this._sessionModeUpdated().catch(logError);
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});
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this._sessionModeUpdated().catch(logError);
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}
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async _sessionModeUpdated() {
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let newEnabledComponents = Main.sessionMode.components;
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await Promise.allSettled([...newEnabledComponents
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.filter(name => !this._enabledComponents.includes(name))
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.map(name => this._enableComponent(name))]);
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this._enabledComponents
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.filter(name => !newEnabledComponents.includes(name))
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.forEach(name => this._disableComponent(name));
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this._enabledComponents = newEnabledComponents;
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}
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async _importComponent(name) {
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let module = await import(`./components/${name}.js`);
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return module.Component;
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}
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async _ensureComponent(name) {
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let component = this._allComponents[name];
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if (component)
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return component;
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if (Main.sessionMode.isLocked)
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return null;
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let constructor = await this._importComponent(name);
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component = new constructor();
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this._allComponents[name] = component;
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return component;
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}
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async _enableComponent(name) {
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let component = await this._ensureComponent(name);
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if (component)
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component.enable();
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}
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_disableComponent(name) {
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let component = this._allComponents[name];
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if (component == null)
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return;
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component.disable();
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}
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}
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