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if ( ! wpforms_form_templates.can_install_addons ) {

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app.userCannotInstallAddonsModal( prompt );

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return;

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}

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app.userCanInstallAddonsModal( formName, template, addons, prompt, callback );

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/**

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* Open the template addon alert for admins.

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* @since 1.8.2

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* @param {string} formName Name of the form.

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* @param {string} template Template slug.

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* @param {Array} addons Array of addon slugs.

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* @param {string} prompt Modal content.

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* @param {Function} callback The function to set the template.

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userCanInstallAddonsModal( formName, template, addons, prompt, callback ) {

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const spinner = '<i class="wpforms-loading-spinner wpforms-loading-white wpforms-loading-inline"></i>';

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$.confirm( {

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title: wpforms_form_templates.heads_up,

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content: prompt,

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icon: 'fa fa-exclamation-circle',

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type: 'orange',

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buttons: {

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confirm: {

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text: wpforms_form_templates.install_confirm,

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btnClass: 'btn-confirm',

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keys: [ 'enter' ],

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action() {

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this.$$confirm

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.prop( 'disabled', true )

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.html( spinner + wpforms_form_templates.activating );

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this.$$cancel

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.prop( 'disabled', true );

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app.installActivateAddons( addons, this, formName, template, callback );

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return false;

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cancel: {

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text: wpforms_form_templates.cancel,

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action() {

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WPFormsFormTemplates.selectTemplateCancel();

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} );

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/**

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* Open the template addon alert for non-admins.

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* @since 1.8.2

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* @param {string} prompt Modal content.

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userCannotInstallAddonsModal( prompt ) {

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$.alert( {

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title: wpforms_form_templates.heads_up,

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content: prompt,

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icon: 'fa fa-exclamation-circle',

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type: 'orange',

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buttons: {

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ok: {

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text: wpforms_form_templates.ok,

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btnClass: 'btn-confirm',

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keys: [ 'enter' ],

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action() {

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WPFormsFormTemplates.selectTemplateCancel();

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} );

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/**

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* Install & Activate addons via AJAX.

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* @since 1.8.2

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* @param {Array} addons Addons slugs.

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* @param {Object} previousModal Previous modal instance.

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* @param {string} formName Name of the form.

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* @param {string} template Template slug.

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* @param {Function} callback The function to set the template.

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installActivateAddons( addons, previousModal, formName, template, callback ) {

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const ajaxResults = [];

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const ajaxErrors = [];

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let promiseChain = false;

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// Put each of the ajax call promise to the chain.

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addons.forEach( function( addon ) {

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if ( typeof promiseChain.done !== 'function' ) {

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promiseChain = app.installActivateAddonAjax( addon );

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return;

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}

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promiseChain = promiseChain

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.done( function( value ) {

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ajaxResults.push( value );

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return app.installActivateAddonAjax( addon );

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} )

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.fail( function( error ) {

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ajaxErrors.push( error );

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} );

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} );

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promiseChain

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// Latest promise result and error.

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.done( function( value ) {

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ajaxResults.push( value );

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} )

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.fail( function( error ) {

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ajaxErrors.push( error );

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} )

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// Finally, resolve all the promises.

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.always( function() {

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previousModal.close();

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if (

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ajaxResults.length > 0 &&

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wpf.listPluck( ajaxResults, 'success' ).every( Boolean ) && // Check if every `success` is true.

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ajaxErrors.length === 0

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) {

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callback( formName, template );

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return;

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}

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app.installActivateAddonsError( formName, template, callback );

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} );

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/**

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* Install & Activate addons error modal.

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* @since 1.8.2

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* @param {string} formName Name of the form.

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* @param {string} template Template slug.

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* @param {Function} callback The function to set the template.

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installActivateAddonsError( formName, template, callback ) {

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$.confirm( {

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title: wpforms_form_templates.heads_up,

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content: wpforms_form_templates.template_addons_error,

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icon: 'fa fa-exclamation-circle',

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type: 'orange',

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buttons: {

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confirm: {

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text: wpforms_form_templates.use_template,

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btnClass: 'btn-confirm',

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keys: [ 'enter' ],

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action() {

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callback( formName, template );

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cancel: {

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text: wpforms_form_templates.cancel,

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action() {

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app.selectTemplateCancel();

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} );

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/**

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* Install & Activate single addon via AJAX.

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* @since 1.8.2

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* @param {string} addon Addon slug.

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* @return {Promise} jQuery ajax call promise.

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installActivateAddonAjax( addon ) {

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const addonData = wpforms_addons[ addon ];

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const deferred = new $.Deferred();

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if (

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! addonData ||

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[ 'activate', 'install' ].indexOf( addonData.action ) < 0

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) {

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deferred.resolve( false );

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return deferred.promise();

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}

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return $.post(

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wpforms_form_templates.ajaxurl,

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{

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action: 'wpforms_' + addonData.action + '_addon',

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nonce: wpforms_form_templates.admin_nonce,

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plugin: addonData.action === 'activate' ? addon + '/' + addon + '.php' : addonData.url,

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}

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);

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};

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// Provide access to public functions/properties.

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return app;

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}( document, window, jQuery ) );

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// Initialize.

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WPFormsFormTemplates.init();

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