pryley / site-reviews

;(function( x ) {

	'use strict';

	var TextareaResize = function() {

		var textarea = document.querySelector( '#contentdiv > textarea' );

		if( !textarea )return;

		this.resize_( textarea );

		x( document ).on( 'wp-window-resized.editor-expand', function() {

			this.resize_( textarea );

		}.bind( this ));

	};

	TextareaResize.prototype = {

		/** @return void */

		resize_: function( textareaEl ) { // HTMLElement

			var minHeight = 320;

			var height = textareaEl.scrollHeight > minHeight ? textareaEl.scrollHeight : minHeight;

			textareaEl.style.height = 'auto';

			textareaEl.style.height = height + 'px';

		},

	};

	GLSR.TextareaResize = TextareaResize;

})( jQuery );