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| Importer = require '../utils/importer'
Link = require '../models/link'
DiagramNode = require '../models/node'
UndoRedo = require '../utils/undo-redo'
SelectionManager = require '../models/selection-manager'
PaletteStore = require "../stores/palette-store"
tr = require "../utils/translate"
Migrations = require "../data/migrations/migrations"
PaletteDeleteStore = require "../stores/palette-delete-dialog-store"
GraphStore = Reflux.createStore
init: (context) ->
@linkKeys = {}
@nodeKeys = {}
@loadListeners = []
@filename = null
@filenameListeners = []
@undoRedoManager = UndoRedo.instance debug:true, context:context
@selectionManager = new SelectionManager()
PaletteDeleteStore.store.listen @paletteDelete.bind(@)
paletteDelete: (status) ->
{deleted,paletteItem,replacement} = status
if deleted and paletteItem and replacement
for node in @getNodes()
if node.paletteItemIs paletteItem
@changeNode({image: replacement.image},node)
undo: ->
@undoRedoManager.undo()
redo: ->
@undoRedoManager.redo()
setSaved: ->
@undoRedoManager.save()
revertToOriginal: ->
@undoRedoManager.revertToOriginal()
revertToLastSave: ->
@undoRedoManager.revertToLastSave()
hideUndoRedo: (hide) ->
@undoRedoManager.hideUndoRedo(hide)
addChangeListener: (listener) ->
log.info("adding change listener")
@undoRedoManager.addChangeListener listener
addFilenameListener: (listener) ->
log.info("adding filename listener #{listener}")
@filenameListeners.push listener
setFilename: (filename) ->
@filename = filename
for listener in @filenameListeners
listener filename
getLinks: ->
(value for key, value of @linkKeys)
getNodes: ->
(value for key, value of @nodeKeys)
hasLink: (link) ->
@linkKeys[link.terminalKey()]?
hasNode: (node) ->
@nodeKeys[node.key]?
importLink: (linkSpec) ->
sourceNode = @nodeKeys[linkSpec.sourceNode]
targetNode = @nodeKeys[linkSpec.targetNode]
linkSpec.sourceNode = sourceNode
linkSpec.targetNode = targetNode
link = new Link(linkSpec)
@addLink(link)
addLink: (link) ->
@undoRedoManager.createAndExecuteCommand 'addLink',
execute: => @_addLink link
undo: => @_removeLink link
_addLink: (link) ->
unless link.sourceNode is link.targetNode or @hasLink link
@linkKeys[link.terminalKey()] = link
@nodeKeys[link.sourceNode.key].addLink(link)
@nodeKeys[link.targetNode.key].addLink(link)
@updateListeners()
removeLink: (link) ->
@undoRedoManager.createAndExecuteCommand 'removeLink',
execute: => @_removeLink link
undo: => @_addLink link
_removeLink: (link) ->
delete @linkKeys[link.terminalKey()]
@nodeKeys[link.sourceNode.key]?.removeLink(link)
@nodeKeys[link.targetNode.key]?.removeLink(link)
@updateListeners()
importNode: (nodeSpec) ->
node = new DiagramNode(nodeSpec.data, nodeSpec.key)
@addNode(node)
node
addNode: (node) ->
@undoRedoManager.createAndExecuteCommand 'addNode',
execute: => @_addNode node
undo: => @_removeNode node
removeNode: (nodeKey) ->
node = @nodeKeys[nodeKey]
# create a copy of the list of links
links = node.links.slice()
@undoRedoManager.createAndExecuteCommand 'removeNode',
execute: =>
@_removeLink(link) for link in links
@_removeNode node
undo: =>
@_addNode node
@_addLink(link) for link in links
_addNode: (node) ->
Eunless @hasNode node
@nodeKeys[node.key] = node
@updateListeners()
_removeNode: (node) ->
delete @nodeKeys[node.key]
@updateListeners()
moveNodeCompleted: (nodeKey, pos, originalPos) ->
node = @nodeKeys[nodeKey]
return unless node
@undoRedoManager.createAndExecuteCommand 'moveNode',
execute: => @moveNode node.key, pos, originalPos
undo: => @moveNode node.key, originalPos, pos
moveNode: (nodeKey, pos, originalPos) ->
node = @nodeKeys[nodeKey]
return unless node
node.x = pos.left
node.y = pos.top
@updateListeners()
selectedNode: ->
@selectionManager.selection(SelectionManager.NodeInpsection)[0] or null
editingNode: ->
@selectionManager.selection(SelectionManager.NodeTitleEditing)[0] or null
editNode: (nodeKey) ->
@selectionManager.selectForTitleEditing(@nodeKeys[nodeKey])
selectNode: (nodeKey) ->
@selectionManager.selectForInspection(@nodeKeys[nodeKey])
_notifyNodeChanged: (node) ->
@_maybeChangeSelectedItem node
@updateListeners()
changeNode: (data, node) ->
node = node or @selectedNode()
if node
originalData =
title: node.title
image: node.image
color: node.color
initialValue: node.initialValue
isAccumulator: node.isAccumulator
@undoRedoManager.createAndExecuteCommand 'changeNode',
execute: => @_changeNode node, data
undo: => @_changeNode node, originalData
_changeNode: (node, data) ->
log.info "Change for #{node.title}"
for key in ['title','image','color', 'initialValue', 'isAccumulator']
if data.hasOwnProperty key
log.info "Change #{key} for #{node.title}"
node[key] = data[key]
@_notifyNodeChanged(node)
changeNodeWithKey: (key, data) ->
node = @nodeKeys[ key ]
if node
@changeNode(data,node)
startNodeEdit: ->
@undoRedoManager.startCommandBatch()
endNodeEdit: ->
@undoRedoManager.endCommandBatch()
selectLink: (link) ->
@selectionManager.selectLink(link)
changeLink: (link, changes={}) ->
if changes.deleted
@removeSelectedLink()
else if link
originalData =
title: link.title
color: link.color
relation: link.relation
@undoRedoManager.createAndExecuteCommand 'changeLink',
execute: => @_changeLink link, changes
undo: => @_changeLink link, originalData
_maybeChangeSelectedItem: (item) ->
# TODO: This is kind of hacky:
if @selectionManager.isSelected(item)
@selectionManager._notifySelectionChange()
_changeLink: (link, changes) ->
log.info "Change for #{link.title}"
for key in ['title','color', 'relation']
if changes[key]
log.info "Change #{key} for #{link.title}"
link[key] = changes[key]
@_maybeChangeSelectedItem link
@updateListeners()
_nameForNode: (node) ->
@nodeKeys[node]
newLinkFromEvent: (info) ->
newLink = {}
startKey = $(info.source).data('node-key') or 'undefined'
endKey = $(info.target).data('node-key') or 'undefined'
startTerminal = if info.connection.endpoints[0].anchor.type is "Top" then "a" else "b"
endTerminal = if info.connection.endpoints[1].anchor.type is "Top" then "a" else "b"
@importLink
sourceNode:startKey,
targetNode:endKey,
sourceTerminal: startTerminal,
targetTerminal: endTerminal,
color: info.color,
title: info.title
true
deleteAll: ->
for node of @nodeKeys
@removeNode node
@setFilename 'New Model'
@undoRedoManager.clearHistory()
deleteSelected: ->
log.info "Deleting selected items"
@removeSelectedLink()
@removeSelectedNode()
removeSelectedNode: ->
nodeKey = @selectedNode()?.key
if nodeKey
@removeNode nodeKey
@selectionManager.clearSelection()
removeSelectedLink: ->
selectedLink = @selectionManager.getLinkSelection()[0] or null
if selectedLink
@removeLink(selectedLink)
@selectionManager.clearLinkSelection()
removeLinksForNode: (node) ->
@removeLink(link) for link in node.links
loadData: (data) ->
log.info "json success"
importer = new Importer(@)
importer.importData(data)
@setFilename data.filename or 'New Model'
PaletteStore.actions.loadData(data)
@undoRedoManager.clearHistory()
loadDataFromUrl: (url) =>
log.info("loading local data")
log.info("url " + url)
$.ajax
url: url,
dataType: 'json',
success: (data) =>
@loadData data
error: (xhr, status, err) ->
log.error(url, status, err.toString())
serialize: (palette) ->
nodeExports = for key,node of @nodeKeys
node.toExport()
linkExports = for key,link of @linkKeys
link.toExport()
data =
version: Migrations.latestVersion()
filename: @filename
palette: palette
nodes: nodeExports
links: linkExports
return data
toJsonString: (palette) ->
JSON.stringify @serialize palette
updateListeners: ->
data =
nodes: @getNodes()
links: @getLinks()
@trigger(data)
mixin =
getInitialState: ->
nodes: GraphStore.nodes
links: GraphStore.links
componentDidMount: ->
GraphStore.listen @onLinksChange
onLinksChange: (status) ->
@setState
nodes: status.nodes
links: status.links
# TODO: not this:
@diagramToolkit?.repaint()
module.exports =
# actions: GraphActions
store: GraphStore
mixin: mixin
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