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import $ from 'jquery';
import autosize from 'autosize';
import GfmAutoComplete, * as GFMConfig from './gfm_auto_complete';
import dropzoneInput from './dropzone_input';
import { addMarkdownListeners, removeMarkdownListeners } from './lib/utils/text_markdown';
export default class GLForm {
constructor(form, enableGFM = {}) {
this.form = form;
this.textarea = this.form.find('textarea.js-gfm-input');
this.enableGFM = Object.assign({}, GFMConfig.defaultAutocompleteConfig, enableGFM);
// Before we start, we should clean up any previous data for this form
this.destroy();
// Setup the form
this.setupForm();
this.form.data('glForm', this);
}
destroy() {
// Clean form listeners
this.clearEventListeners();
if (this.autoComplete) {
this.autoComplete.destroy();
}
this.form.data('glForm', null);
}
setupForm() {
const isNewForm = this.form.is(':not(.gfm-form)');
this.form.removeClass('js-new-note-form');
if (isNewForm) {
this.form.find('.div-dropzone').remove();
this.form.addClass('gfm-form');
// remove notify commit author checkbox for non-commit notes
gl.utils.disableButtonIfEmptyField(this.form.find('.js-note-text'), this.form.find('.js-comment-button, .js-note-new-discussion'));
this.autoComplete = new GfmAutoComplete(gl.GfmAutoComplete && gl.GfmAutoComplete.dataSources);
this.autoComplete.setup(this.form.find('.js-gfm-input'), this.enableGFM);
dropzoneInput(this.form);
autosize(this.textarea);
}
// form and textarea event listeners
this.addEventListeners();
addMarkdownListeners(this.form);
// hide discard button
this.form.find('.js-note-discard').hide();
this.form.show();
if (this.isAutosizeable) this.setupAutosize();
}
setupAutosize() {
this.textarea.off('autosize:resized')
.on('autosize:resized', this.setHeightData.bind(this));
this.textarea.off('mouseup.autosize')
.on('mouseup.autosize', this.destroyAutosize.bind(this));
setTimeout(() => {
autosize(this.textarea);
this.textarea.css('resize', 'vertical');
}, 0);
}
setHeightData() {
this.textarea.data('height', this.textarea.outerHeight());
}
destroyAutosize() {
const outerHeight = this.textarea.outerHeight();
if (this.textarea.data('height') === outerHeight) return;
autosize.destroy(this.textarea);
this.textarea.data('height', outerHeight);
this.textarea.outerHeight(outerHeight);
this.textarea.css('max-height', window.outerHeight);
}
clearEventListeners() {
this.textarea.off('focus');
this.textarea.off('blur');
removeMarkdownListeners(this.form);
}
addEventListeners() {
this.textarea.on('focus', function focusTextArea() {
$(this).closest('.md-area').addClass('is-focused');
});
this.textarea.on('blur', function blurTextArea() {
$(this).closest('.md-area').removeClass('is-focused');
});
}
}
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