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import $ from 'jquery';
import { canScroll, isScrolledToBottom, toggleDisableButton } from './scroll_utils';
export default class LogOutputBehaviours {
constructor() {
// Scroll buttons
this.$scrollTopBtn = $('.js-scroll-up');
this.$scrollBottomBtn = $('.js-scroll-down');
this.$scrollTopBtn.off('click').on('click', this.scrollToTop.bind(this));
this.$scrollBottomBtn.off('click').on('click', this.scrollToBottom.bind(this));
}
toggleScroll() {
const $document = $(document);
const currentPosition = $document.scrollTop();
const scrollHeight = $document.height();
const windowHeight = $(window).height();
if (canScroll()) {
if (currentPosition > 0 && scrollHeight - currentPosition !== windowHeight) {
// User is in the middle of the log
toggleDisableButton(this.$scrollTopBtn, false);
toggleDisableButton(this.$scrollBottomBtn, false);
} else if (currentPosition === 0) {
// User is at Top of Log
toggleDisableButton(this.$scrollTopBtn, true);
toggleDisableButton(this.$scrollBottomBtn, false);
} else if (isScrolledToBottom()) {
// User is at the bottom of the build log.
toggleDisableButton(this.$scrollTopBtn, false);
toggleDisableButton(this.$scrollBottomBtn, true);
}
} else {
toggleDisableButton(this.$scrollTopBtn, true);
toggleDisableButton(this.$scrollBottomBtn, true);
}
}
toggleScrollAnimation(toggle) {
this.$scrollBottomBtn.toggleClass('animate', toggle);
}
}
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