57 lines
2.2 KiB
TypeScript
57 lines
2.2 KiB
TypeScript
// (C) Copyright 2015 Moodle Pty Ltd.
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//
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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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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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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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import { Injectable } from '@angular/core';
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import { CoreQuestionBehaviourHandler } from '@features/question/services/behaviour-delegate';
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import { CoreQuestionQuestionParsed } from '@features/question/services/question';
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import { CoreQuestionHelper } from '@features/question/services/question-helper';
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import { makeSingleton } from '@singletons';
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/**
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* Handler to support adaptive question behaviour.
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*/
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@Injectable({ providedIn: 'root' })
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export class AddonQbehaviourAdaptiveHandlerService implements CoreQuestionBehaviourHandler {
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name = 'AddonQbehaviourAdaptive';
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type = 'adaptive';
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/**
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* Handle a question behaviour.
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* If the behaviour requires a submit button, it should add it to question.behaviourButtons.
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* If the behaviour requires to show some extra data, it should return the components to render it.
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*
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* @param question The question.
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* @return Components (or promise resolved with components) to render some extra data in the question
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* (e.g. certainty options). Don't return anything if no extra data is required.
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*/
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handleQuestion(question: CoreQuestionQuestionParsed): void {
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// Just extract the button, it doesn't need any specific component.
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CoreQuestionHelper.instance.extractQbehaviourButtons(question);
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}
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/**
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* Whether or not the handler is enabled on a site level.
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*
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* @return True or promise resolved with true if enabled.
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*/
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async isEnabled(): Promise<boolean> {
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return true;
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}
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}
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export class AddonQbehaviourAdaptiveHandler extends makeSingleton(AddonQbehaviourAdaptiveHandlerService) {}
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