jQuery( function( $ ) {

	$( '.smart-cf-meta-box' ).each( function( i, e ) {
		var wrapper = $( e );
		var btn_add_repeat_group    = wrapper.find( '.btn-add-repeat-group' );
		var btn_remove_repeat_group = wrapper.find( '.btn-remove-repeat-group' );
		var table_class             = '.smart-cf-meta-box-table';
		var cnt                     = wrapper.find( table_class ).length;

		/**
		 * グループ追加ボタン
		 */
		btn_add_repeat_group.click( function( e ) {
			cnt ++;
			var parent = $( this ).parents( '.smart-cf-meta-box-repeat-tables' );
			add_repeat_group( $( this ) );
		} );

		/**
		 * グループ削除ボタン
		 */
		btn_remove_repeat_group.click( function() {
			var table = $( this ).parents( table_class );
			table.fadeOut( 'fast', function() {
				$( this ).remove();
			} );
			var tables = $( this ).parents( '.smart-cf-meta-box-repeat-tables' );
			if ( tables.find( table_class ).length === 2 ) {
				cnt ++;
				add_repeat_group( $( this ) );
			}
		} );

		function add_repeat_group( button ) {
			var tables = button.parents( '.smart-cf-meta-box-repeat-tables' );
			var table  = tables.find( table_class ).first();
			var clone  = table.clone( true, true ).hide();

			clone.find( 'input, select, textarea' ).each( function( i, e ) {
				var name = $( this ).attr( 'name' );
				if ( name ) {
					$( this ).attr( 'name',
						name.replace(
							/^(smart-custom-fields\[.+?\])\[\]/,
							'$1[' + cnt + ']'
						)
					);
					$( this ).removeAttr( 'disabled' );
				}
			} );

			clone.find( '.smart-cf-datetime_picker' ).addClass( 'add' );

			button.parent().after( clone.fadeIn( 'fast' ) );
			button.trigger( 'smart-cf-after-add-group', { button: button, clone: clone} );
		}

		/**
		 * 画像アップローダー
		 */
		wrapper.find( '.btn-add-image' ).click( function( e ) {
			e.preventDefault();
			var custom_uploader_image;
			var upload_button = $( this );
			if ( custom_uploader_image ) {
				custom_uploader_image.open();
				return;
			}

			wp.media.view.Modal.prototype.on( 'ready', function(){
				$( 'select.attachment-filters' )
					.find( '[value="uploaded"]' )
					.attr( 'selected', true )
					.parent()
					.trigger( 'change' );
			} );

			custom_uploader_image = wp.media( {
				button : {
					text: smart_cf_uploader.image_uploader_title
				},
				states: [
					new wp.media.controller.Library({
						title     :  smart_cf_uploader.image_uploader_title,
						library   :  wp.media.query( { type: 'image' } ),
						multiple  :  false,
						filterable: 'uploaded'
					})
				]
			} );

			custom_uploader_image.on( 'select', function() {
				var images = custom_uploader_image.state().get( 'selection' );
				images.each( function( file ){
					var attachment = file.toJSON();
					var sizes = file.get('sizes');
					var image_area = upload_button.parent().find( '.smart-cf-upload-image' );
					var sizename = image_area.data('size');
					var img = sizes[ sizename ] || sizes.full;
					var alt_attr = attachment.title || '';
					image_area.find( 'img' ).remove();
					image_area.prepend(
						$( '<img>' ).attr( {
							src: img.url,
							alt: alt_attr
						} )
					);
					image_area.removeClass( 'hide' );
					upload_button.parent().find( 'input[type="hidden"]' ).val( attachment.id );
				} );
			} );

			custom_uploader_image.open();
		} );

		/**
		 * 画像削除ボタン
		 */
		wrapper.find( '.smart-cf-upload-image' ).hover( function() {
			$( this ).find( '.btn-remove-image' ).fadeIn( 'fast', function() {
				$( this ).removeClass( 'hide' );
			} );
		}, function() {
			$( this ).find( '.btn-remove-image' ).fadeOut( 'fast', function() {
				$( this ).addClass( 'hide' );
			} );
		} );
		wrapper.find( '.btn-remove-image' ).click( function() {
			$( this ).parent().find( 'img' ).remove();
			$( this ).parent().siblings( 'input[type="hidden"]' ).val( '' );
			$( this ).parent().addClass( 'hide' );
		} );

		/**
		 * ファイルアップローダー
		 */
		wrapper.find( '.btn-add-file' ).click( function( e ) {
			e.preventDefault();
			var custom_uploader_file;
			var upload_button = $( this );
			if ( custom_uploader_file ) {
				custom_uploader_file.open();
				return;
			}
			custom_uploader_file = wp.media( {
				title : smart_cf_uploader.file_uploader_title,
				button: {
					text: smart_cf_uploader.file_uploader_title
				},
				multiple: false
			} );

			custom_uploader_file.on( 'select', function() {
				var images = custom_uploader_file.state().get( 'selection' );
				images.each( function( file ){
					var attachment = file.toJSON();
					var image_area = upload_button.parent().find( '.smart-cf-upload-file' );
					var alt_attr = attachment.title || '';
					image_area.find( 'a' ).remove();
					image_area.prepend(
						$( '<a>' )
							.attr( {
								href: attachment.url,
								target: '_blank',
								rel: 'noopener noreferrer'
							} )
							.append(
								$( '<img>' ).attr( {
									src: attachment.icon,
									alt: alt_attr
								} )
							)
							.append(
								$( '<span>' ).text( attachment.filename )
							)
					);
					image_area.removeClass( 'hide' );
					upload_button.parent().find( 'input[type="hidden"]' ).val( attachment.id );
				} );
			} );

			custom_uploader_file.open();
		} );

		/**
		 * ファイル削除ボタン
		 */
		wrapper.find( '.smart-cf-upload-file' ).hover( function() {
			$( this ).find( '.btn-remove-file' ).fadeIn( 'fast', function() {
				$( this ).removeClass( 'hide' );
			} );
		}, function() {
			$( this ).find( '.btn-remove-file' ).fadeOut( 'fast', function() {
				$( this ).addClass( 'hide' );
			} );
		} );
		wrapper.find( '.btn-remove-file' ).click( function() {
			$( this ).parent().find( 'img' ).remove();
			$( this ).parent().siblings( 'input[type="hidden"]' ).val( '' );
			$( this ).parent().addClass( 'hide' );
		} );

		/**
		 * sortable
		 */
		wrapper.find( '.smart-cf-meta-box-repeat-tables' ).sortable( {
			handle: '.smart-cf-icon-handle',
			items : '> .smart-cf-meta-box-table:not( :first-child )',
			start : function( e, ui ) {
				$( this ).trigger( 'smart-cf-repeat-table-sortable-start', ui.item );
			},
			stop  : function( e, ui ) {
				$( this ).trigger( 'smart-cf-repeat-table-sortable-stop', ui.item );
			},
		} );

	} );
} );