$(document).ready( function() {
	var wikidoms = {
		'Wikipedia article': {
			'type': 'document',
			'children': [
				{
					'type': 'paragraph',
					'content': { 'text': 'Having real-world metaphors for objects and actions can make it easier for a user to learn and use an interface (some might say that the interface is more natural or intuitive), and rapid, incremental feedback allows a user to make fewer errors and complete tasks in less time, because they can see the results of an action before completing the action, thus evaluating the output and compensating for mistakes.' }
				},
				{
					'type': 'table',
					'attributes': { 'html/style': 'width: 300px; float: left; margin: 0 1em 1em 0; border: solid 1px;' },
					'children': [
						{
							'type': 'tableRow',
							'children': [
								{
									'type': 'tableCell',
									'attributes': { 'html/style': 'border: solid 1px;' },
									'children': [
										{
											'type': 'paragraph',
											'content': { 'text': 'row 1 & cell 1' }
										}
									]
								},
								{
									'type': 'tableCell',
									'attributes': { 'html/style': 'border: solid 1px;' },
									'children': [
										{
											'type': 'paragraph',
											'content': { 'text': 'row 1 & cell 2' }
										}
									]
								}
							]
						},
						{
							'type': 'tableRow',
							'children': [
								{
									'type': 'tableCell',
									'attributes': { 'html/style': 'border: solid 1px;' },
									'children': [
										{
											'type': 'paragraph',
											'content': { 'text': 'row 2 & cell 1' }
										}
									]
								},
								{
									'type': 'tableCell',
									'attributes': { 'html/style': 'border: solid 1px;' },
									'children': [
										{
											'type': 'paragraph',
											'content': { 'text': 'row 2 & cell 2' }
										}
									]
								}
							]
						}
					]
				},				
				{
					'type': 'paragraph',
					'content': { 'text': 'Test 1' }
				},
				{
					'type': 'paragraph',
					'content': { 'text': 'Test 2' }
				},
				{
					'type': 'paragraph',
					'content': { 'text': 'Having real-world metaphors for objects and actions can make it easier for a user to learn and use an interface (some might say that the interface is more natural or intuitive), and rapid, incremental feedback allows a user to make fewer errors and complete tasks in less time, because they can see the results of an action before completing the action, thus evaluating the output and compensating for mistakes.' }
				},
				{
					'type': 'paragraph',
					'content': { 'text': 'Having real-world metaphors for objects and actions can make it easier for a user to learn and use an interface (some might say that the interface is more natural or intuitive), and rapid, incremental feedback allows a user to make fewer errors and complete tasks in less time, because they can see the results of an action before completing the action, thus evaluating the output and compensating for mistakes.' }
				}
			]
		},
		'Formatting': {
			'type': 'document',
			'children': [
				{
					'type': 'heading',
					'attributes': { 'level': 1 },
					'content': {
						'text': 'This is a heading (level 1)',
						'annotations': [
							{
								'type': 'textStyle/italic',
								'range': {
									'start': 10,
									'end': 17
								}
							}
						]	
					}
				},
				{
					'type': 'paragraph',
					'content': { 'text': 'Paragraph' }
				},
				{
					'type': 'heading',
					'attributes': { 'level': 2 },
					'content': {
						'text': 'This is a heading (level 2)',
						'annotations': [
							{
								'type': 'textStyle/italic',
								'range': {
									'start': 10,
									'end': 17
								}
							}
						]	
					}
				},
				{
					'type': 'paragraph',
					'content': { 'text': 'Paragraph' }
				},
				{
					'type': 'heading',
					'attributes': { 'level': 3 },
					'content': {
						'text': 'This is a heading (level 3)',
						'annotations': [
							{
								'type': 'textStyle/italic',
								'range': {
									'start': 10,
									'end': 17
								}
							}
						]	
					}
				},
				{
					'type': 'paragraph',
					'content': { 'text': 'Paragraph' }
				},
				{
					'type': 'heading',
					'attributes': { 'level': 4 },
					'content': {
						'text': 'This is a heading (level 4)',
						'annotations': [
							{
								'type': 'textStyle/italic',
								'range': {
									'start': 10,
									'end': 17
								}
							}
						]	
					}
				},
				{
					'type': 'paragraph',
					'content': { 'text': 'Paragraph' }
				},
				{
					'type': 'heading',
					'attributes': { 'level': 5 },
					'content': {
						'text': 'This is a heading (level 5)',
						'annotations': [
							{
								'type': 'textStyle/italic',
								'range': {
									'start': 10,
									'end': 17
								}
							}
						]	
					}
				},
				{
					'type': 'paragraph',
					'content': { 'text': 'Paragraph' }
				},
				{
					'type': 'heading',
					'attributes': { 'level': 6 },
					'content': {
						'text': 'This is a heading (level 6)',
						'annotations': [
							{
								'type': 'textStyle/italic',
								'range': {
									'start': 10,
									'end': 17
								}
							}
						]	
					}
				},
				{
					'type': 'paragraph',
					'content': { 'text': 'Paragraph' }
				},
				{
				'type': 'pre',
				'content': { 'text': 'A lot of text goes here... and at some point it wraps.. A lot of text goes here... and at some point it wraps.. A lot of text goes here... and at some point it wraps.. A lot of text goes here... and at some point it wraps.. A lot of text goes here... and at some point it wraps..' }
				},
				{
					'type': 'heading',
					'attributes': { 'level': 1 },
					'content': { 'text': 'Lists' }
				},
				{
					'type': 'list',
					'children': [
						{
							'type': 'listItem',
							'attributes': {
								'styles': ['bullet']
							},
							'children' : [
								{
									'type': 'paragraph',
									'content': { 'text': 'Bullet' }
								}
							]
						}
					]
				},
				{
					'type': 'paragraph',
					'content': { 'text': 'Paragraph' }
				},
				{
					'type': 'list',
					'children': [
						{
							'type': 'listItem',
							'attributes': {
								'styles': ['bullet']
							},
							'children' : [
								{
									'type': 'paragraph',
									'content': { 'text': 'Bullet' }
								}
							]
						},
						{
							'type': 'listItem',
							'attributes': {
								'styles': ['bullet', 'bullet']
							},
							'children' : [
								{
									'type': 'paragraph',
									'content': { 'text': 'Bullet bullet' }
								}
							]
						},
						{
							'type': 'listItem',
							'attributes': {
								'styles': ['bullet', 'bullet', 'bullet']
							},
							'children' : [
								{
									'type': 'paragraph',
									'content': { 'text': 'Bullet bullet bullet' }
								}
							]
						},
						{
							'type': 'listItem',
							'attributes': {
								'styles': ['number']
							},
							'children' : [
								{
									'type': 'paragraph',
									'content': { 'text': 'Number' }
								}
							]
						},
						{
							'type': 'listItem',
							'attributes': {
								'styles': ['number', 'number']
							},
							'children' : [
								{
									'type': 'paragraph',
									'content': { 'text': 'Number number' }
								}
							]
						},
						{
							'type': 'listItem',
							'attributes': {
								'styles': ['term']
							},
							'children' : [
								{
									'type': 'paragraph',
									'content': { 'text': 'Term' }
								}
							]
						},
						{
							'type': 'listItem',
							'attributes': {
								'styles': ['definition']
							},
							'children' : [
								{
									'type': 'paragraph',
									'content': { 'text': 'Definition' }
								}
							]
						}
					]
				}
			]
		},
		/*
		'Tables': {
			'type': 'document',
			'children': [
				{
					'type': 'heading',
					'attributes': { 'level': 1 },
					'content': { 'text': 'Tables' }
				},
				{
					'type': 'table',
					'attributes': { 'html/style': 'width: 600px; border: solid 1px;' },
					'children': [
						{
							'type': 'tableRow',
							'children': [
								{
									'type': 'tableCell',
									'attributes': { 'html/style': 'border: solid 1px;' },
									'children': [
										{
											'type': 'paragraph',
											'content': { 'text': 'row 1 & cell 1' }
										},
										{
											'type': 'list',
											'children': [
												{
													'type': 'listItem',
													'attributes': {
														'styles': ['bullet']
													},
													'children' : [
														{
															'type': 'paragraph',
															'content': { 'text': 'Test 4444' }
														}
													]												
												},
												{
													'type': 'listItem',
													'attributes': {
														'styles': ['bullet', 'bullet']
													},
													'children' : [
														{
															'type': 'paragraph',
															'content': { 'text': 'Test 55555' }
														}
													]												
												},
												{
													'type': 'listItem',
													'attributes': {
														'styles': ['number']
													},
													'children' : [
														{
															'type': 'paragraph',
															'content': { 'text': 'Test 666666' }
														}
													]												
												}
											]
										}
									]
								},
								{
									'type': 'tableCell',
									'attributes': { 'html/style': 'border: solid 1px;' },
									'children': [
										{
											'type': 'paragraph',
											'content': { 'text': 'row 1 & cell 2' }
										}
									]
								}
							]
						}
					]
				}
			]
		},*/
		'New document': {
			'type': 'document',
			'children': [
				{
					'type': 'paragraph',
					'content': { 'text': '' }
				}
			]
		}
	};
	window.documentModel = ve.dm.DocumentNode.newFromPlainObject( wikidoms['Wikipedia article'] );
	window.surfaceModel = new ve.dm.Surface( window.documentModel );
	window.surfaceView = new ve.es.Surface( $( '#es-editor' ), window.surfaceModel );
	window.toolbarView = new ve.ui.Toolbar( $( '#es-toolbar' ), window.surfaceView, [] );
	window.contextView = new ve.ui.Context( window.surfaceView );
	window.surfaceModel.select( new ve.Range( 1, 1 ) );

	/*
	 * This code is responsible for switching toolbar into floating mode when scrolling (with
	 * keyboard or mouse).
	 */
	var $toolbarWrapper = $( '#es-toolbar-wrapper' ),
		$toolbar = $( '#es-toolbar' ),
		$window = $( window );
	$window.scroll( function() {
		var toolbarWrapperOffset = $toolbarWrapper.offset();
		if ( $window.scrollTop() > toolbarWrapperOffset.top ) {
			if ( !$toolbarWrapper.hasClass( 'float' ) ) {
				var	left = toolbarWrapperOffset.left,
					right = $window.width() - $toolbarWrapper.outerWidth() - left;
				$toolbarWrapper.css( 'height', $toolbarWrapper.height() ).addClass( 'float' );
				$toolbar.css( { 'left': left, 'right': right } );
			}
		} else {
			if ( $toolbarWrapper.hasClass( 'float' ) ) {
				$toolbarWrapper.css( 'height', 'auto' ).removeClass( 'float' );
				$toolbar.css( { 'left': 0, 'right': 0 } );
			}
		}
	} );

	var $modeButtons = $( '.es-modes-button' ),
		$panels = $( '.es-panel' ),
		$base = $( '#es-base' ),
		currentMode = null,
		modes = {
			'wikitext': {
				'$': $( '#es-mode-wikitext' ),
				'$panel': $( '#es-panel-wikitext' ),
				'update': function() {
					this.$panel.text(
						ve.dm.WikitextSerializer.stringify( documentModel.getPlainObject() )
					);
				}
			},
			'json': {
				'$': $( '#es-mode-json' ),
				'$panel': $( '#es-panel-json' ),
				'update': function() {
					this.$panel.text( ve.dm.JsonSerializer.stringify( documentModel.getPlainObject(), {
						'indentWith': '  '
					} ) );
				}
			},
			'html': {
				'$': $( '#es-mode-html' ),
				'$panel': $( '#es-panel-html' ),
				'update': function() {
					this.$panel.text(
						ve.dm.HtmlSerializer.stringify( documentModel.getPlainObject() )
					);
				}
			},
			'render': {
				'$': $( '#es-mode-render' ),
				'$panel': $( '#es-panel-render' ),
				'update': function() {
					this.$panel.html(
						ve.dm.HtmlSerializer.stringify( documentModel.getPlainObject() )
					);
				}
			},
			'history': {
				'$': $( '#es-mode-history' ),
				'$panel': $( '#es-panel-history' ),
				'update': function() {
					var	history = surfaceModel.getHistory(),
						i = history.length,
						end = Math.max( 0, i - 25 ),
						j,
						k,
						ops,
						events = '',
						z = 0,
						operations;
						
					while ( --i >= end ) {
						z++;
						operations = [];
						for ( j = 0; j < history[i].stack.length; j++) {
							ops = history[i].stack[j].getOperations().slice(0);
							for ( k = 0; k < ops.length; k++ ) {
								data = ops[k].data || ops[k].length;
								if ( ve.isArray( data ) ) {
									data = data[0];
									if ( ve.isArray( data ) ) {
										data = data[0];
									}
								}
								if ( typeof data !== 'string' && typeof data !== 'number' ) {
									data = '-';
								}
								ops[k] = ops[k].type.substr( 0, 3 ) + '(' + data + ')';
							}
							operations.push('[' + ops.join( ', ' ) + ']');
						}
						events += '<div' + (z === surfaceModel.undoIndex ? ' class="es-panel-history-active"' : '') + '>' + operations.join(', ') + '</div>';
					}
					
					this.$panel.html( events );
				}
			},
			'help': {
				'$': $( '#es-mode-help' ),
				'$panel': $( '#es-panel-help' ),
				'update': function() {}
			}
		};
	$.each( modes, function( name, mode ) {
		mode.$.click( function() {
			var disable = $(this).hasClass( 'es-modes-button-down' );
			var visible = $base.hasClass( 'es-showData' );
			$modeButtons.removeClass( 'es-modes-button-down' );
			$panels.hide();
			if ( disable ) {
				if ( visible ) {
					$base.removeClass( 'es-showData' );
					$window.resize();
				}
				currentMode = null;
			} else {
				$(this).addClass( 'es-modes-button-down' );
				mode.$panel.show();
				if ( !visible ) {
					$base.addClass( 'es-showData' );
					$window.resize();
				}
				mode.update.call( mode );
				currentMode = mode;
			}
		} );
	} );

	var $docsList = $( '#es-docs-list' );
	$.each( wikidoms, function( title, wikidom ) {
		$docsList.append(
			$( '<li class="es-docs-listItem"></li>' )
				.append(
					$( '<a href="#"></a>' )
						.text( title )
						.click( function() {
							var newDocumentModel = ve.dm.DocumentNode.newFromPlainObject( wikidom );
							documentModel.data.splice( 0, documentModel.data.length );
							ve.insertIntoArray( documentModel.data, 0, newDocumentModel.data );
							surfaceModel.select( new ve.Range( 1, 1 ) );
							documentModel.splice.apply(
								documentModel,
								[0, documentModel.getChildren().length]
									.concat( newDocumentModel.getChildren() )
							);
							surfaceModel.purgeHistory();
							
							if ( currentMode ) {
								currentMode.update.call( currentMode );
							}
							return false;
						} )
				)
		);
	} );

	surfaceModel.on( 'transact', function() {
		if ( currentMode ) {
			currentMode.update.call( currentMode );
		}
	} );
	surfaceModel.on( 'select', function() {
		if ( currentMode === modes.history ) {
			currentMode.update.call( currentMode );
		}
	} );

	$( '#es-docs' ).css( { 'visibility': 'visible' } );
	$( '#es-base' ).css( { 'visibility': 'visible' } );
	$( '#es-mode-wikitext' ).click();
} );