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/**
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* Creates a widget to add author information to a form
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*
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* @param {object} semantics
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* @param {object} params
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* @param {object} group
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* @param {mixed} parent used in processSemanticsChunk()
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* @returns {ns.Coordinates}
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*/
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H5PEditor.metadataAuthorWidget = function (semantics, params, $wrapper, parent) {
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if (!params.authors) {
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params.authors = [];
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}
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const $ = H5PEditor.$;
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const widget = $('<div class="field h5p-metadata-author-widget"></div>');
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var $authorData = $('<div class="h5p-author-data"></div>');
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widget.append($authorData);
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H5PEditor.processSemanticsChunk(semantics, {}, $authorData, parent);
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// Get references to the fields
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var nameField = H5PEditor.findField('name', parent);
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var roleField = H5PEditor.findField('role', parent);
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var $button = $('<div class="field authorList">' +
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'<button type="button" class="h5p-metadata-button inverted h5p-save-author">' +
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H5PEditor.t('core', 'addAuthor') +
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'</button>' +
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'</div>').children('button').click(function (event) {
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// Temporarily set name as mandatory to get the error messages only when
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// clicking the Add Author button
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nameField.field.optional = false;
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var name = nameField.validate();
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nameField.field.optional = true;
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var role = roleField.validate();
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if (!name) {
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return;
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}
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// Don't add author if already in list with the same role
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const authorDuplicate = params.authors.some(function (author) {
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return author.name === name && author.role === role;
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});
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if (authorDuplicate) {
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resetForm();
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return;
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}
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addAuthor(name, role);
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}).end();
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$authorData.append($button);
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var authorListWrapper = $('<div class="h5p-author-list-wrapper"><ul class="h5p-author-list"></ul></div>');
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widget.append(authorListWrapper);
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renderAuthorList();
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widget.appendTo($wrapper);
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/**
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* Add an author to the list of authors
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* @param {string} [name]
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* @param {string} [role]
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*/
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function addAuthor(name, role) {
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params.authors.push({
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name: name,
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role: role
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});
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renderAuthorList();
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resetForm();
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}
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/**
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* Add default/current author to list of authors
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*
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* @param {string} fallbackName Name to fallback to if there is no valid name chosen already
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* @param {string} fallbackRole Role to fallback to if there is no valid role chosen already
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*/
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function addDefaultAuthor(fallbackName, fallbackRole) {
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var name = nameField.validate();
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if (!name) {
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name = fallbackName;
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}
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var role = roleField.validate();
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if (!role) {
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role = fallbackRole;
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}
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addAuthor(name, role);
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}
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/**
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* Resets the form
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*/
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function resetForm() {
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nameField.$input.val('');
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}
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/**
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* Remove author from list.
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*
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* @param {object} author - Author to be removed.
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* @param {string} author.name - Author name.
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* @param {string} author.role - Author role.
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*/
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function removeAuthor(author) {
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params.authors = params.authors.filter(function (e) {
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return (e !== author);
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});
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renderAuthorList();
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}
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function renderAuthorList() {
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var wrapper = widget.find('.h5p-author-list-wrapper');
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wrapper.empty();
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const authorList = $('<ul></ul>');
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params.authors.forEach(function (author) {
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// Name and role
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var listItem = $('<li>', {
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html: H5PEditor.htmlspecialchars(author.name),
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append: $('<span>', {
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'class': 'h5p-metadata-role',
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html: author.role
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})
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});
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// The delete-button
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$('<button>', {
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type: 'button',
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'class': 'h5p-metadata-icon-button',
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click: function () {
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if (confirm(H5PEditor.t('core', 'confirmRemoveAuthor'))) {
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removeAuthor(author);
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}
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}
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}).appendTo(listItem);
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authorList.append(listItem);
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});
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wrapper.append(authorList);
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}
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return {
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addAuthor: addAuthor,
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addDefaultAuthor: addDefaultAuthor
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};
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};
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