Mon 21 Jul 22:43:21 CEST 2025
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js/ui/botui/src/scripts/botui.js
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401
js/ui/botui/src/scripts/botui.js
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(function (root, factory) {
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"use strict";
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if (typeof define === 'function' && define.amd) {
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define([], function () {
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return (root.BotUI = factory(root));
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});
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} else {
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root.BotUI = factory(root);
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}
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}(typeof window !== 'undefined' ? window : this, function (root, undefined) {
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"use strict";
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var BotUI = (function (id, opts) {
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opts = opts || {};
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if(!id) {
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throw Error('BotUI: Container id is required as first argument.');
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}
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if(!document.getElementById(id)) {
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throw Error('BotUI: Element with id #' + id + ' does not exist.');
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}
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if(!root.Vue && !opts.vue) {
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throw Error('BotUI: Vue is required but not found.');
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}
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var _botApp, // current vue instance.
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_options = {
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debug: false,
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fontawesome: true,
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searchselect: true
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},
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_container, // the outermost Element. Needed to scroll to bottom, for now.
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_interface = {}, // methods returned by a BotUI() instance.
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_actionResolve,
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_markDownRegex = {
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icon: /!\(([^\)]+)\)/igm, // !(icon)
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image: /!\[(.*?)\]\((.*?)\)/igm, // 
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link: /\[([^\[]+)\]\(([^\)]+)\)(\^?)/igm // [text](link) ^ can be added at end to set the target as 'blank'
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},
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_fontAwesome = 'https://use.fontawesome.com/ea731dcb6f.js',
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_esPromisePollyfill = 'https://cdn.jsdelivr.net/es6-promise/4.1.0/es6-promise.min.js', // mostly for IE
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_searchselect = "https://unpkg.com/vue-select@2.4.0/dist/vue-select.js";
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root.Vue = root.Vue || opts.vue;
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// merge opts passed to constructor with _options
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for (var prop in _options) {
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if (opts.hasOwnProperty(prop)) {
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_options[prop] = opts[prop];
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}
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}
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if(!root.Promise && !Promise && !options.promise) {
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loadScript(_esPromisePollyfill);
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}
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function _linkReplacer(match, $1, $2, $3) {
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var _target = $3 ? 'blank' : ''; // check if '^' sign is present with link syntax
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return "<a class='botui-message-content-link' target='" + _target + "' href='" + $2 +"'>" + $1 + "</a>";
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}
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function _parseMarkDown(text) {
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return text
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.replace(_markDownRegex.image, "<img class='botui-message-content-image' src='$2' alt='$1' />")
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.replace(_markDownRegex.icon, "<i class='botui-icon botui-message-content-icon fa fa-$1'></i>")
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.replace(_markDownRegex.link, _linkReplacer);
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}
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function loadScript(src, cb) {
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var script = document.createElement('script');
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script.type = 'text/javascript';
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script.src = src;
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if(cb) {
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script.onload = cb;
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}
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document.body.appendChild(script);
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}
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function _handleAction(text) {
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if(_instance.action.addMessage) {
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_interface.message.human({
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delay: 100,
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content: text
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});
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}
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_instance.action.show = !_instance.action.autoHide;
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}
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var _botuiComponent = {
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template: 'BOTUI_TEMPLATE', // replaced by HTML template during build. see Gulpfile.js
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data: function () {
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return {
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action: {
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text: {
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size: 30,
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placeholder: 'Write here ..'
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},
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button: {},
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show: false,
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type: 'text',
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autoHide: true,
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addMessage: true
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},
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messages: []
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};
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},
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computed: {
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isMobile: function () {
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return root.innerWidth && root.innerWidth <= 768;
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}
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},
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methods: {
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handle_action_button: function (button) {
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_handleAction(button.text);
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var defaultActionObj = {
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type: 'button',
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text: button.text,
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value: button.value
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};
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for (var eachProperty in button) {
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if (button.hasOwnProperty(eachProperty)) {
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if (eachProperty !== 'type' && eachProperty !== 'text' && eachProperty !== 'value') {
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defaultActionObj[eachProperty] = button[eachProperty];
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}
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}
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}
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_actionResolve(defaultActionObj);
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},
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handle_action_text: function () {
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if(!this.action.text.value) return;
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_handleAction(this.action.text.value);
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_actionResolve({
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type: 'text',
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value: this.action.text.value
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});
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this.action.text.value = '';
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},
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handle_action_select: function () {
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if(this.action.select.searchselect && !this.action.select.multipleselect) {
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if(!this.action.select.value.value) return;
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_handleAction(this.action.select.value[this.action.select.label]);
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_actionResolve({
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type: 'text',
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value: this.action.select.value.value,
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text: this.action.select.value.text,
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obj: this.action.select.value
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});
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}
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if(this.action.select.searchselect && this.action.select.multipleselect) {
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if(!this.action.select.value) return;
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var values = new Array();
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var labels = new Array();
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for (var i = 0; i < this.action.select.value.length; i++) {
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values.push(this.action.select.value[i].value);
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labels.push(this.action.select.value[i][this.action.select.label]);
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}
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_handleAction(labels.join(', '));
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_actionResolve({
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type: 'text',
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value: values.join(', '),
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text: labels.join(', '),
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obj: this.action.select.value
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});
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}
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else {
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if(!this.action.select.value) return;
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for (var i = 0; i < this.action.select.options.length; i++) { // Find select title
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if (this.action.select.options[i].value == this.action.select.value) {
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_handleAction(this.action.select.options[i].text);
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_actionResolve({
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type: 'text',
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value: this.action.select.value,
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text: this.action.select.options[i].text
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});
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}
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}
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}
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}
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}
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};
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root.Vue.directive('botui-markdown', function (el, binding) {
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if(binding.value == 'false') return; // v-botui-markdown="false"
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el.innerHTML = _parseMarkDown(el.textContent);
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});
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root.Vue.directive('botui-scroll', {
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inserted: function (el) {
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_container.scrollTop = _container.scrollHeight;
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}
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});
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root.Vue.directive('focus', {
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inserted: function (el) {
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el.focus();
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}
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});
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root.Vue.directive('botui-container', {
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inserted: function (el) {
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_container = el;
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}
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});
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_botApp = new root.Vue({
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components: {
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'bot-ui': _botuiComponent
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}
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}).$mount('#' + id);
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var _instance = _botApp.$children[0]; // to access the component's data
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function _addMessage(_msg) {
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if(!_msg.loading && !_msg.content) {
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throw Error('BotUI: "content" is required in a non-loading message object.');
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}
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_msg.type = _msg.type || 'text';
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_msg.visible = (_msg.delay || _msg.loading) ? false : true;
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var _index = _instance.messages.push(_msg) - 1;
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return new Promise(function (resolve, reject) {
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setTimeout(function () {
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if(_msg.delay) {
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_msg.visible = true;
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if(_msg.loading) {
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_msg.loading = false;
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}
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}
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resolve(_index);
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}, _msg.delay || 0);
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});
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}
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function _checkOpts(_opts) {
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if(typeof _opts === 'string') {
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_opts = {
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content: _opts
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};
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}
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return _opts || {};
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}
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_interface.message = {
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add: function (addOpts) {
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return _addMessage( _checkOpts(addOpts) );
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},
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bot: function (addOpts) {
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addOpts = _checkOpts(addOpts);
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return _addMessage(addOpts);
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},
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human: function (addOpts) {
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addOpts = _checkOpts(addOpts);
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addOpts.human = true;
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return _addMessage(addOpts);
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},
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get: function (index) {
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return Promise.resolve(_instance.messages[index]);
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},
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remove: function (index) {
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_instance.messages.splice(index, 1);
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return Promise.resolve();
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},
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update: function (index, msg) { // only content can be updated, not the message type.
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var _msg = _instance.messages[index];
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_msg.content = msg.content;
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_msg.visible = !msg.loading;
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_msg.loading = !!msg.loading;
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return Promise.resolve(msg.content);
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},
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removeAll: function () {
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_instance.messages.splice(0, _instance.messages.length);
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return Promise.resolve();
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}
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};
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function mergeAtoB(objA, objB) {
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for (var prop in objA) {
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if (!objB.hasOwnProperty(prop)) {
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objB[prop] = objA[prop];
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}
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}
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}
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function _checkAction(_opts) {
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if(!_opts.action && !_opts.actionButton && !_opts.actionText) {
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throw Error('BotUI: "action" property is required.');
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}
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}
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function _showActions(_opts) {
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_checkAction(_opts);
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mergeAtoB({
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type: 'text',
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cssClass: '',
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autoHide: true,
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addMessage: true
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}, _opts);
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_instance.action.type = _opts.type;
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_instance.action.cssClass = _opts.cssClass;
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_instance.action.autoHide = _opts.autoHide;
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_instance.action.addMessage = _opts.addMessage;
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return new Promise(function(resolve, reject) {
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_actionResolve = resolve; // resolved when action is performed, i.e: button clicked, text submitted, etc.
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setTimeout(function () {
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_instance.action.show = true;
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}, _opts.delay || 0);
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});
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};
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_interface.action = {
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show: _showActions,
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hide: function () {
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_instance.action.show = false;
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return Promise.resolve();
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},
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text: function (_opts) {
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_checkAction(_opts);
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_instance.action.text = _opts.action;
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return _showActions(_opts);
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},
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button: function (_opts) {
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_checkAction(_opts);
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_opts.type = 'button';
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_instance.action.button.buttons = _opts.action;
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return _showActions(_opts);
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},
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select: function (_opts) {
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_checkAction(_opts);
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_opts.type = 'select';
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_opts.action.label = _opts.action.label || 'text';
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_opts.action.value = _opts.action.value || '';
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_opts.action.searchselect = _opts.action.searchselect || _options.searchselect;
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_opts.action.multipleselect = _opts.action.multipleselect || false;
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if (_opts.action.searchselect && typeof(_opts.action.value) == 'string') {
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if (!_opts.action.multipleselect) {
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for (var i = 0; i < _opts.action.options.length; i++) { // Find object
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if (_opts.action.options[i].value == _opts.action.value) {
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_opts.action.value = _opts.action.options[i]
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}
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}
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}
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else {
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var vals = _opts.action.value.split(',');
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_opts.action.value = new Array();
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for (var i = 0; i < _opts.action.options.length; i++) { // Find object
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for (var j = 0; j < vals.length; j++) { // Search values
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if (_opts.action.options[i].value == vals[j]) {
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_opts.action.value.push(_opts.action.options[i]);
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}
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}
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}
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}
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}
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if (!_opts.action.searchselect) { _opts.action.options.unshift({value:'',text : _opts.action.placeholder}); }
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_instance.action.button = _opts.action.button;
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_instance.action.select = _opts.action;
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return _showActions(_opts);
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},
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buttontext: function (_opts) {
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_checkAction(_opts);
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_opts.type = 'buttontext';
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_instance.action.button.buttons = _opts.actionButton;
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_instance.action.text = _opts.actionText;
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return _showActions(_opts);
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}
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};
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if(_options.fontawesome) {
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loadScript(_fontAwesome);
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}
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if(_options.searchselect) {
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loadScript(_searchselect, function() {
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Vue.component('v-select', VueSelect.VueSelect);
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});
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}
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if(_options.debug) {
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_interface._botApp = _botApp; // current Vue instance
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}
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return _interface;
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});
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return BotUI;
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}));
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