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/* global WPFormsUtils, wpf, wpforms_builder */
// noinspection ES6ConvertVarToLetConst
/**
* WPForms Image Upload Control for Builder Settings.
*
* @since 1.9.7.3
*/
var WPForms = window.WPForms || {}; // eslint-disable-line no-var
WPForms.Admin = WPForms.Admin || {};
WPForms.Admin.Builder = WPForms.Admin.Builder || {};
WPForms.Admin.Builder.Settings = WPForms.Admin.Builder.Settings || {};
/**
* Image Upload functionality for Settings.
*
* @since 1.9.7.3
*/
WPForms.Admin.Builder.Settings.ImageUpload = WPForms.Admin.Builder.Settings.ImageUpload || ( function( document, window, $ ) {
/**
* Image Upload Control methods and properties.
*
* @since 1.9.7.3
*
* @type {Object}
*/
const app = {
/**
* Start the engine.
*
* @since 1.9.7.3
*/
init() {
$( document ).ready( app.ready );
},
/**
* Document ready.
*
* @since 1.9.7.3
*/
ready() {
app.$builder = $( '#wpforms-builder' );
app.bindEvents();
},
/**
* Bind events.
*
* @since 1.9.7.3
*/
bindEvents() {
$( document ).on( 'click', '.wpforms-image-upload-button', app.openMediaUploader );
$( document ).on( 'click', '.wpforms-image-remove-button', app.removeImage );
},
/**
* Open media uploader when upload button is clicked.
*
* @since 1.9.7.3
*
* @param {Object} e Event object.
*/
openMediaUploader( e ) {
e.preventDefault();
const $control = $( this ).closest( '.wpforms-image-upload-control' );
const controlId = $control.attr( 'id' );
app.frames = app.frames ?? {};
// If the media frame already exists, reopen it.
if ( app.frames[ controlId ] ) {
app.frame = app.frames[ controlId ];
app.frame.open();
return;
}
// Create a new media frame.
app.frame = wpf.initMediaLibrary( {
extensions: wpforms_builder.upload_image_extensions,
extensionsError: wpforms_builder.upload_image_extensions_error,
buttonText: wpforms_builder.upload_image_button,
} );
// When an image is selected in the media frame.
app.frame.on( 'select', function() {
// Get media attachment details.
const attachment = app.frame.state().get( 'selection' ).first().toJSON();
// Set image to the control.
app.setImage( $control, attachment );
} );
// Finally, open the modal.
app.frame.open();
// Store the frame.
app.frames[ controlId ] = app.frame;
},
/**
* Get control elements.
*
* @since 1.9.7.3
*
* @param {Object} $control Control element.
*
* @return {Object} Control elements.
*/
getControlElements( $control ) {
return {
$control,
$idField: $control.find( '.wpforms-image-upload-id' ),
$urlField: $control.find( '.wpforms-image-upload-url' ),
$preview: $control.find( '.wpforms-image-preview img' ),
$uploadBtn: $control.find( '.wpforms-image-upload-button' ),
$removeBtn: $control.find( '.wpforms-image-remove-button' ),
};
},
/**
* Set image to the control.
*
* @since 1.9.7.3
*
* @param {jQuery} $control Control element.
* @param {Object} attachment Attachment data.
*/
setImage( $control, attachment ) {
// Get control elements.
const { $idField, $urlField, $preview, $uploadBtn, $removeBtn } = app.getControlElements( $control );
// Update preview.
$preview.attr( 'src', attachment.url );
// Update fields.
$idField.val( attachment.id );
$urlField.val( attachment.url );
// Toggle buttons
$uploadBtn.addClass( 'wpforms-hidden' );
$removeBtn.removeClass( 'wpforms-hidden' );
// Trigger custom change event.
WPFormsUtils.triggerEvent( app.$builder, 'wpformsImageUploadChange', [ $control, attachment ] );
},
/**
* Remove image when remove button is clicked.
*
* @since 1.9.7.3
*
* @param {Object} e Event object.
*/
removeImage( e ) {
e.preventDefault();
const $control = $( this ).closest( '.wpforms-image-upload-control' );
const { $idField, $urlField, $preview, $uploadBtn, $removeBtn } = app.getControlElements( $control );
// Reset preview.
$preview.attr( 'src', '' );
// Clear fields.
$idField.val( '' );
$urlField.val( '' );
// Toggle buttons.
$uploadBtn.removeClass( 'wpforms-hidden' );
$removeBtn.addClass( 'wpforms-hidden' );
// Trigger custom change event.
WPFormsUtils.triggerEvent( app.$builder, 'wpformsImageUploadChange', [ $control, null ] );
},
};
return app;
}( document, window, jQuery ) );
// Initialize.
WPForms.Admin.Builder.Settings.ImageUpload.init();