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/* global wpforms_builder, wpf */
/**
* Form Builder Panel Loader module.
*
* @since 1.8.6
*/
var WPForms = window.WPForms || {}; // eslint-disable-line no-var
WPForms.Admin = WPForms.Admin || {};
WPForms.Admin.Builder = WPForms.Admin.Builder || {};
WPForms.Admin.Builder.PanelLoader = WPForms.Admin.Builder.PanelLoader || ( function( document, window, $ ) {
/**
* Elements holder.
*
* @since 1.8.6
*
* @type {Object}
*/
const el = {};
/**
* Runtime variables.
*
* @since 1.8.6
*
* @type {Object}
*/
const vars = [];
/**
* Public functions and properties.
*
* @since 1.8.6
*
* @type {Object}
*/
const app = {
/**
* Start the engine.
*
* @since 1.8.6
*/
init() {
$( app.ready );
},
/**
* DOM is fully loaded.
*
* @since 1.8.6
*/
ready() {
app.setup();
app.events();
el.$builder.trigger( 'wpformsBuilderLoaderReady' );
},
/**
* Setup. Prepare some variables.
*
* @since 1.8.6
*/
setup() {
// Cache DOM elements.
el.$builder = $( '#wpforms-builder' );
el.$form = $( '#wpforms-builder-form' );
el.$panels = el.$builder.find( '.wpforms-panels' );
// Init vars.
vars.currentPanel = wpf.getQueryString( 'view' );
},
/**
* Bind events.
*
* @since 1.8.6
*/
events() {
// Panel switching.
el.$builder.on( 'wpformsPanelSwitch', function( e, panel ) {
// Skip if the panel is still loading.
if ( el.$builder.find( `.wpforms-panel-${ panel }-button .wpforms-loading-spinner` ).length ) {
e.preventDefault();
return;
}
// Open the panel if it is already loaded.
if ( el.$panels.find( '#wpforms-panel-' + panel ).length ) {
return;
}
// Load panel.
e.preventDefault();
app.loadPanel( panel );
} );
},
/**
* Load panel.
*
* @since 1.8.6
*
* @param {string} panel Panel name.
*/
loadPanel( panel ) {
app.showSpinner( panel );
// Load panel.
$.post( wpforms_builder.ajax_url, {
nonce: wpforms_builder.nonce,
action: 'wpforms_builder_load_panel',
panel,
form_id: wpf.getQueryString( 'form_id' ), // eslint-disable-line camelcase
} )
.done( function( response ) {
if ( ! response.success || ! response.data?.length ) {
// Show an error message.
app.displayErrorModal( `<p>${ wpforms_builder.error_load_templates }</p><p>${ wpforms_builder.error_contact_support }</p>` );
return;
}
// Append panel to the DOM.
app.embedPanel( panel, response.data );
// Finalize switching to the panel.
app.switchPanel( panel );
// Trigger panel loaded event.
el.$builder.trigger( 'wpformsBuilderPanelLoaded', [ panel ] );
} )
.fail( function() {
// Show an error message.
app.displayErrorModal( `<p>${ wpforms_builder.something_went_wrong }.</p><p>${ wpforms_builder.error_contact_support }</p>` );
} )
.always( function() {
// Hide loading spinner.
app.hideSpinner( panel );
} );
},
/**
* Show spinner.
*
* @since 1.8.6
*
* @param {string} panel Panel name.
*/
showSpinner( panel ) {
const $button = $( `.wpforms-panel-${ panel }-button` );
$button.find( `i.fa` ).addClass( 'wpforms-hidden' );
$button.prepend( '<i class="wpforms-loading-spinner wpforms-loading-white"></i>' );
},
/**
* Hide spinner.
*
* @since 1.8.6
*
* @param {string} panel Panel name.
*/
hideSpinner( panel ) {
const $button = $( `.wpforms-panel-${ panel }-button` );
$button.find( `i.fa` ).removeClass( 'wpforms-hidden' );
$button.find( `i.wpforms-loading-spinner` ).remove();
},
/**
* Embed panel to DOM.
*
* @since 1.8.6
*
* @param {string} panel Panel slug.
* @param {string} panelHtml Panel HTML.
*/
embedPanel( panel, panelHtml ) {
// Append panel to the DOM.
el.$panels.append( panelHtml );
},
/**
* Finalize switching to the panel.
*
* @since 1.8.6
*
* @param {string} panel Panel slug.
*/
switchPanel( panel ) {
$( '#wpforms-panels-toggle' ).find( 'button' ).removeClass( 'active' );
$( '.wpforms-panel' ).removeClass( 'active' );
$( `.wpforms-panel-${ panel }-button` ).addClass( 'active' );
$( `#wpforms-panel-${ panel }` ).addClass( 'active' );
history.replaceState( {}, null, wpf.updateQueryString( 'view', panel ) );
el.$builder.trigger( 'wpformsPanelSwitched', [ panel ] );
},
/**
* Display modal window with an error message.
*
* @since 1.8.6
*
* @param {string} content Modal content.
*/
displayErrorModal( content ) {
$.alert( {
title : wpforms_builder.uh_oh,
content,
icon : 'fa fa-exclamation-circle',
type : 'red',
buttons: {
cancel: {
text : wpforms_builder.close,
btnClass: 'btn-confirm',
keys : [ 'enter' ],
},
},
} );
},
};
// Provide access to public functions/properties.
return app;
}( document, window, jQuery ) );
// Initialize.
WPForms.Admin.Builder.PanelLoader.init();