import FreeCAD
from FreeCAD import Gui
from PySide import QtGui, QtCore
import Boxer, BoxerDockWidget

class BoxerDocumentObserver:
	def __init__(self):
		pass

#	def slotCreatedDocument(self, doc):
#		print('slotCreatedDocument')

	def slotDeletedDocument(self, doc):
		print('slotDeletedDocument')
		gui.dockWidget.ui.generateButton.setEnabled(False)

#	def slotRelabelDocument(self, doc):
#		print('slotRelabelDocument')

	def slotActivateDocument(self, doc):
		print('slotActivateDocument')
		gui.dockWidget.ui.generateButton.setEnabled(True)

#	def slotCreatedObject(self, obj):
#		print('slotCreatedObject')

#	def slotDeletedObject(self, obj):
#		print('slotDeletedObject')

#	def slotChangedObject(self, obj, prop):
#		print('slotChangedObject')

class BoxerGui(object):

	def __init__(self):
		self.cfg = Boxer.BoxCfg().outerDimmensions(100, 100, 100)
		self.cfg.notchUnitWidth = 10
		self.cfg.thickness = 10

	def setupGui(self):
		doc = FreeCAD.ActiveDocument

		self.dockWidget = dockWidget = QtGui.QDockWidget()
		dockWidget.setWindowTitle("Box config")
		dockWidget.ui = BoxerDockWidget.Ui_BoxerDockWidget()
		dockWidget.generateClicked = self.generateButtonClicked
		dockWidget.fitAllClicked = self.fitAllButtonClicked
		dockWidget.ui.setupUi(dockWidget)
		dockWidget.ui.generateButton.setEnabled(doc is not None)
		dockWidget.ui.outerWidth.setValue(self.cfg.outerWidth)
		dockWidget.ui.outerHeight.setValue(self.cfg.outerHeight)
		dockWidget.ui.outerDepth.setValue(self.cfg.outerDepth)
		dockWidget.ui.thickness.setValue(self.cfg.thickness)
		dockWidget.ui.notchSize.setValue(self.cfg.notchUnitWidth)

		self.documentObserver = BoxerDocumentObserver()
		FreeCAD.addDocumentObserver(self.documentObserver)

	def generateButtonClicked(self):
		ui = self.dockWidget.ui
		
		self.cfg.outerDimmensions(
			ui.outerWidth.value(),
			ui.outerHeight.value(),
			ui.outerDepth.value())
		self.cfg.thickness = self.dockWidget.ui.thickness.value()
		self.cfg.notchSize = self.dockWidget.ui.notchSize.value()

		self.cfg.prt()
		doc = FreeCAD.ActiveDocument
		Boxer.removeEverything(doc)
		objects = Boxer.make(doc, self.cfg)

		itemsToSelect = objects['parts']

		extrudes = objects['extrudes']
		if extrudes is not None:
			itemsToSelect = extrudes

		Gui.Selection.clearSelection()
		[Gui.Selection.addSelection(e) for e in itemsToSelect.values()]
		Gui.SendMsgToActiveView("ViewSelection")
		Gui.Selection.clearSelection()
	

	def removeBox(self):
		doc = FreeCAD.ActiveDocument
		Boxer.removeEverything(doc)

	def fitAllButtonClicked(self):
		Gui.SendMsgToActiveView("ViewFit")

gui = BoxerGui()
gui.setupGui()