text: /* jshint onevar: false, smarttabs: true */
  /* global sharing_loading_icon */
  
  (function($) {
  	$( document ).ready(function() {
  		function enable_share_button() {
  			$( '.preview a.sharing-anchor' ).unbind( 'mouseenter mouseenter' ).hover( function() {
  				if ( $( this ).data( 'hasappeared' ) !== true ) {
  					var item     = $( '.sharing-hidden .inner' );
  					var original = $( this ).parents( 'li' );
  
  					// Create a timer to make the area appear if the mouse hovers for a period
  					var timer = setTimeout( function() {
  						$( item ).css( {
  							left: $( original ).position().left + 'px',
  							top: $( original ).position().top + $( original ).height() + 3 + 'px'
  						} ).slideDown( 200, function() {
  							// Mark the item as have being appeared by the hover
  							$( original ).data( 'hasappeared', true ).data( 'hasoriginal', true ).data( 'hasitem', false );
  
  							// Remove all special handlers
  							$( item ).mouseleave( handler_item_leave ).mouseenter( handler_item_enter );
  							$( original ).mouseleave( handler_original_leave ).mouseenter( handler_original_enter );
  
  							// Add a special handler to quickly close the item
  							$( original ).click( close_it );
  						} );
  
  						// The following handlers take care of the mouseenter/mouseleave for the share button and the share area - if both are left then we close the share area
  						var handler_item_leave = function() {
  							$( original ).data( 'hasitem', false );
  
  							if ( $( original ).data( 'hasoriginal' ) === false ) {
  								var timer = setTimeout( close_it, 800 );
  								$( original ).data( 'timer2', timer );
  							}
  						};
  
  						var handler_item_enter = function() {
  							$( original ).data( 'hasitem', true );
  							clearTimeout( $( original ).data( 'timer2' ) );
  						};
  
  						var handler_original_leave = function() {
  							$( original ).data( 'hasoriginal', false );
  
  							if ( $( original ).data( 'hasitem' ) === false ) {
  								var timer = setTimeout( close_it, 800 );
  								$( original ).data( 'timer2', timer );
  							}
  						};
  
  						var handler_original_enter = function() {
  							$( original ).data( 'hasoriginal', true );
  							clearTimeout( $( original ).data( 'timer2' ) );
  						};
  
  						var close_it = function() {
  							item.slideUp( 200 );
  
  							// Clear all hooks
  							$( original ).unbind( 'mouseleave', handler_original_leave ).unbind( 'mouseenter', handler_original_enter );
  							$( item ).unbind( 'mouseleave', handler_item_leave ).unbind( 'mouseenter', handler_item_leave );
  							$( original ).data( 'hasappeared', false );
  							$( original ).unbind( 'click', close_it );
  							return false;
  						};
  					}, 200 );
  
  					// Remember the timer so we can detect it on the mouseout
  					$( this ).data( 'timer', timer );
  				}
  			}, function() {
  				// Mouse out - remove any timer
  				clearTimeout( $( this ).data( 'timer' ) );
  				$( this ).data( 'timer', false );
  			} );
  		}
  
  		function update_preview() {
  			var button_style = $( '#button_style' ).val();
  
  			// Clear the live preview
  			$( '#live-preview ul.preview li' ).remove();
  
  			// Add label
  			if ( $( '#save-enabled-shares input[name=visible]' ).val() || $( '#save-enabled-shares input[name=hidden]' ).val() ) {
  				$( '#live-preview ul.preview' ).append( $( '#live-preview ul.archive .sharing-label' ).clone() );
  			}
  
  			// Re-insert all the enabled items
  			$( 'ul.services-enabled li' ).each( function() {
  				if ( $( this ).hasClass( 'service' ) ) {
  					var service = $( this ).attr( 'id' );
  					$( '#live-preview ul.preview' ).append( $( '#live-preview ul.archive li.preview-' + service ).clone() );
  				}
  			} );
  
  			// Add any hidden items
  			if ( $( '#save-enabled-shares input[name=hidden]' ).val() ) {
  				// Add share button
  				$( '#live-preview ul.preview' ).append( $( '#live-preview ul.archive .share-more' ).parent().clone() );
  
  				$( '.sharing-hidden ul li' ).remove();
  
  				// Add hidden items into the inner panel
  				$( 'ul.services-hidden li' ).each( function( /*pos, item*/ ) {
  					if ( $( this ).hasClass( 'service' ) ) {
  						var service = $( this ).attr( 'id' );
  						$( '.sharing-hidden .inner ul' ).append( $( '#live-preview ul.archive .preview-' + service ).clone() );
  					}
  				} );
  
  				enable_share_button();
  			}
  
  			$( '#live-preview div.sharedaddy' ).removeClass( 'sd-social-icon' );
  			$( '#live-preview li.advanced' ).removeClass( 'no-icon' );
  
  			// Button style
  			if ( 'icon' === button_style ) {
  				$( '#live-preview ul.preview div span, .sharing-hidden .inner ul div span' ).html( '&nbsp;' ).parent().addClass( 'no-text' );
  				$( '#live-preview div.sharedaddy' ).addClass( 'sd-social-icon' );
  			} else if ( 'official' === button_style ) {
  				$( '#live-preview ul.preview .advanced, .sharing-hidden .inner ul .advanced' ).each( function( /*i*/ ) {
  					if ( !$( this ).hasClass( 'preview-press-this' ) &&
  						!$( this ).hasClass( 'preview-email' ) &&
  						!$( this ).hasClass( 'preview-print' ) &&
  						!$( this ).hasClass( 'preview-telegram' ) &&
  						!$( this ).hasClass( 'preview-jetpack-whatsapp' ) &&
  						!$( this ).hasClass( 'share-custom' ) ) {
  						$( this ).find( '.option a span' ).html( '' ).parent().removeClass( 'sd-button' ).parent().attr( 'class', 'option option-smart-on' );
  					}
  				} );
  			} else if ( 'text' === button_style ) {
  				$( '#live-preview li.advanced' ).addClass( 'no-icon' );
  			}
  
  		}
  
  		window.sharing_option_changed = function() {
  			var item = this;
  
  			// Loading icon
  			$( this ).parents( 'li:first' ).css( 'backgroundImage', 'url("' + sharing_loading_icon + '")' );
  
  			// Save
  			$( this ).parents( 'form' ).ajaxSubmit( function( response ) {
  				if ( response.indexOf( '<!---' ) >= 0 ) {
  					var button = response.substring( 0, response.indexOf( '<!--->' ) );
  					var preview = response.substring( response.indexOf( '<!--->' ) + 6 );
  
  					if ( $( item ).is( ':submit' ) === true ) {
  						// Update the DOM using a bit of cut/paste technology
  
  						$( item ).parents( 'li:first' ).replaceWith( button );
  					}
  
  					$( '#live-preview ul.archive li.preview-' + $( item ).parents( 'form' ).find( 'input[name=service]' ).val() ).replaceWith( preview );
  				}
  
  				// Update preview
  				update_preview();
  
  				// Restore the icon
  				$( item ).parents( 'li:first' ).removeAttr( 'style' );
  			} );
  
  			if ( $( item ).is( ':submit' ) === true ) {
  				return false;
  			}
  			return true;
  		};
  
  		function showExtraOptions( service ) {
  			jQuery( '.' + service + '-extra-options' ).css( { backgroundColor: '#ffffcc' } ).fadeIn();
  		}
  
  		function hideExtraOptions( service ) {
  			jQuery( '.' + service + '-extra-options' ).fadeOut( 'slow' );
  		}
  
  		function save_services() {
  			$( '#enabled-services h3 img' ).show();
  
  			// Toggle various dividers/help texts
  			if ( $( '#enabled-services ul.services-enabled li.service' ).length > 0 ) {
  				$( '#drag-instructions' ).hide();
  			}
  			else {
  				$( '#drag-instructions' ).show();
  			}
  
  			if ( $( '#enabled-services li.service' ).length > 0 ) {
  				$( '#live-preview .services h2' ).hide();
  			}
  			else {
  				$( '#live-preview .services h2' ).show();
  			}
  
  			// Gather the modules
  			var visible = [], hidden = [];
  
  			$( 'ul.services-enabled li' ).each( function() {
  				if ( $( this ).hasClass( 'service' ) ) {
  					// Ready for saving
  					visible[visible.length] = $( this ).attr( 'id' );
  					showExtraOptions( $( this ).attr( 'id' ) );
  				}
  			} );
  
  			$( 'ul.services-available li' ).each( function() {
  				if ( $( this ).hasClass( 'service' ) ) {
  					hideExtraOptions( $( this ).attr( 'id' ) );
  				}
  			} );
  
  			$( 'ul.services-hidden li' ).each( function() {
  				if ( $( this ).hasClass( 'service' ) ) {
  					// Ready for saving
  					hidden[hidden.length] = $( this ).attr( 'id' );
  					showExtraOptions( $( this ).attr( 'id' ) );
  				}
  			} );
  
  			// Set the hidden element values
  			$( '#save-enabled-shares input[name=visible]' ).val( visible.join( ',' ) );
  			$( '#save-enabled-shares input[name=hidden]' ).val( hidden.join( ',' ) );
  
  			update_preview();
  
  			// Save it
  			$( '#save-enabled-shares' ).ajaxSubmit( function() {
  				$( '#enabled-services h3 img' ).hide();
  			} );
  		}
  
  		$( '#enabled-services .services ul' ).sortable( {
  			receive: function( /*event, ui*/ ) {
  				save_services();
  			},
  			stop: function() {
  				save_services();
  				$( 'li.service' ).enableSelection();   // Fixes a problem with Chrome
  			},
  			over: function( /*event, ui*/ ) {
  				$( this ).find( 'ul' ).addClass( 'dropping' );
  
  				// Ensure the 'end-fix' is at the end
  				$( '#enabled-services li.end-fix' ).remove();
  				$( '#enabled-services ul' ).append( '<li class="end-fix"></li>' );
  			},
  			out: function( /*event, ui*/ ) {
  				$( this ).find( 'ul' ).removeClass( 'dropping' );
  
  				// Ensure the 'end-fix' is at the end
  				$( '#enabled-services li.end-fix' ).remove();
  				$( '#enabled-services ul' ).append( '<li class="end-fix"></li>' );
  			},
  			helper: function( event, ui ) {
  				ui.find( '.advanced-form' ).hide();
  
  				return ui.clone();
  			},
  			start: function( /*event, ui*/ ) {
  				// Make sure that the advanced section is closed
  				$( '.advanced-form' ).hide();
  				$( 'li.service' ).disableSelection();   // Fixes a problem with Chrome
  			},
  			placeholder: 'dropzone',
  			opacity: 0.8,
  			delay: 150,
  			forcePlaceholderSize: true,
  			items: 'li',
  			connectWith: '#available-services ul, #enabled-services .services ul',
  			cancel: '.advanced-form'
  		} );
  
  		$( '#available-services ul' ).sortable( {
  			opacity: 0.8,
  			delay: 150,
  			cursor: 'move',
  			connectWith: '#enabled-services .services ul',
  			placeholder: 'dropzone',
  			forcePlaceholderSize: true,
  			start: function() {
  				$( '.advanced-form' ).hide();
  			}
  		} );
  
  		// Accessibility keyboard shortcurts
  		$( '.service' ).on( 'keydown', function ( e ) {
  
  			// Reposition if one of the directional keys is pressed
  			switch ( e.keyCode ) {
  				case 13: keyboardDragDrop( $( this ) ); break; // Enter
  				case 32: keyboardDragDrop( $( this ) ); break; // Space
  				case 37: keyboardChangeOrder( $( this ), 'left' ); break; // Left
  				case 39: keyboardChangeOrder( $( this ), 'right' ); break; // Right
  				default: return true; // Exit and bubble
  			}
  
  			e.preventDefault();
  		});
  
  		function keyboardChangeOrder( $this, dir ) {
  
  			var thisParent = $this.parent(),
  				thisParentsChildren = thisParent.find( 'li' ),
  				thisPosition = thisParentsChildren.index( $this ) + 1,
  				totalChildren = thisParentsChildren.length - 1,
  				thisService;
  
  			// No need to be able to sort order for the "Available Services" section
  			if ( thisParent.hasClass( 'services-available' ) ) {
  				return;
  			}
  
  			if ( 'left' === dir ) {
  				if ( 1 === thisPosition ) {
  					return;
  				}
  
  				// Find service to left
  				var prevSibling = $this.prev();
  
  				// Detach this service from DOM
  				thisService = $this.detach();
  
  				// Move it to the appropriate area and add focus back to service
  				prevSibling.before( thisService );
  
  				// Add focus
  				prevSibling.prev().focus();
  			}
  
  			if ( 'right' === dir ) {
  				if ( thisPosition === totalChildren ) {
  					return;
  				}
  
  				// Find service to left
  				var nextSibling = $this.next();
  
  				// Detach this service from DOM
  				thisService = $this.detach();
  
  				// Move it to the appropriate area and add focus back to service
  				nextSibling.after( thisService );
  
  				// Add focus
  				nextSibling.next().focus();
  			}
  
  			//Save changes
  			save_services();
  		}
  
  		function keyboardDragDrop( $this ) {
  
  			var dropzone,
  				thisParent = $this.parent();
  
  			// Rotate through 3 available dropzones
  			if ( thisParent.hasClass( 'services-available' ) ) {
  				dropzone = 'services-enabled';
  			} else if ( thisParent.hasClass( 'services-enabled' ) ) {
  				dropzone = 'services-hidden';
  			} else {
  				dropzone = 'services-available';
  			}
  
  			// Detach this service from DOM
  			var thisService = $this.detach();
  
  			// Move it to the appropriate area and add focus back to service
  			$( '.' + dropzone ).prepend( thisService ).find( 'li:first-child' ).focus();
  
  			//Save changes
  			save_services();
  		}
  
  		// Live preview 'hidden' button
  		$( '.preview-hidden a' ).click( function() {
  			$( this ).parent().find( '.preview' ).toggle();
  			return false;
  		} );
  
  		// Add service
  		$( '#new-service form' ).ajaxForm( {
  				beforeSubmit: function() {
  					$( '#new-service-form .error' ).hide();
  					$( '#new-service-form img' ).show();
  					$( '#new-service-form input[type=submit]' ).prop( 'disabled', true );
  				},
  				success: function( response ) {
  					$( '#new-service-form img' ).hide();
  
  					if ( ( '' + response ) === '1' ) {
  						$( '#new-service-form .inerror' ).removeClass( 'inerror' ).addClass( 'error' );
  						$( '#new-service-form .error' ).show();
  						$( '#new-service-form input[type=submit]' ).prop( 'disabled', false );
  					}
  					else {
  						document.location.reload();
  					}
  				}
  			}
  		);
  
  		function init_handlers() {
  			$( '#services-config a.remove' ).unbind( 'click' ).click( function() {
  				var form = $( this ).parent().next();
  
  				// Loading icon
  				$( this ).parents( 'li:first' ).css( 'backgroundImage', 'url("' + sharing_loading_icon + '")' );
  
  				// Save
  				form.ajaxSubmit( function( /*response*/ ) {
  					// Remove the item
  					form.parents( 'li:first' ).fadeOut( function() {
  						$( this ).remove();
  
  						// Update preview
  						update_preview();
  					} );
  				} );
  
  				return false;
  			} );
  		}
  
  		$( '#button_style' ).change( function() {
  			update_preview();
  			return true;
  		} ).change();
  
  		$( 'input[name=sharing_label]' ).blur( function() {
  			$('#live-preview h3.sd-title').text( $( '<div/>' ).text( $( this ).val() ).html() );
  		} );
  
  		init_handlers();
  		enable_share_button();
  	} );
  })( jQuery );
  