studio-template.js

/* This file contains helper methods that won't be needed in future version of WAF */
WAF.define('wListView/studio-template', ['wListView/behavior/template'], function(Template) {
    /*global Designer*/
    "use strict";

    return {
        parseTemplate: function(rawTemplate, options, defaultData) {
            var attribute = [],
              template = new Template(rawTemplate),
              variablesList = template.getVariables(),
              defaultText = '';

            variablesList.sort().forEach(function(varName) {
                attribute.push({
                    variable: varName,
                    attribute: options[0]
                });
            });

            defaultData.items.forEach(function(item) {
                defaultText += template.render(item);
            });

            defaultText += defaultText;
            defaultText += defaultText;

            return {
                attributes: JSON.stringify(attribute),
                defaultText: defaultText,
                variables: variablesList
            };
        },

        updateAttributesList: function(tag, collectionName) {
            var ds = Designer.env.ds.catalog.getByName(collectionName),
              options = tag.getAttributeOptions('data-variables-binding', 1);

            if (ds) {
                options.length = 0;

                ds.getAttributes().forEach(function(attribute) {
                    // seems like local datasources do not have scope defined
                    if (attribute.scope === 'public' || !attribute.scope) {
                        options.push(attribute.name);
                    }
                });
            } else {
                options.length = 0;
                options.push("");
            }
        },

        setDesignerHtml: function(tag, defaultText) {
            var append = false;

            tag.updateTemplate(defaultText, append);

            tag.refresh();

            tag.domUpdate();

            setTimeout(function() { Designer.tag.refreshPanels(); }, 0);
        },

        setVariablesBinding: function(tag, options, previousOptions) {
            var widget = tag.getWidget(),
                templateNum = tag.getAttribute('data-template').getValue(),
                templateInfo = this.parseTemplate(widget._templates.list[templateNum].template, options, widget._templates.defaultData);

            tag.getAttribute('data-variables-binding').setValue(typeof previousOptions !== 'undefined' ? previousOptions : templateInfo.attributes);

            this.setDesignerHtml(tag, templateInfo.defaultText);

            // TODO: by default, every attribute is reseted => we have to set each variables to the first attribute found
            $('#waform-form-gridmanager-template-variables').show();
        },

        DSChanged: function(tag, collectionName) {
            var optionsToUpdate = tag.getAttributeOptions('data-variables-binding', 1);

            // update attribute list
            this.updateAttributesList(tag, collectionName);

            // update variable binding object
            this.setVariablesBinding(tag, optionsToUpdate);
        }
    };
});