#===============================================================================
#
#          FILE: Application.py
# 
#         USAGE: --- 
# 
#   DESCRIPTION: This main file use to start the Application
# 
#       OPTIONS: ---
#  REQUIREMENTS: ---
#          BUGS: ---
#         NOTES: ---
#        AUTHOR: Fahim Khan, fahim.elex@gmail.com
#  ORGANIZATION: eSim team at FOSSEE, IIT Bombay.
#       CREATED: Wednesday 21 January 2015 
#      REVISION:  ---
#===============================================================================


from PyQt4 import QtGui, QtCore
from configuration.Appconfig import Appconfig
from projManagement.openProject import OpenProjectInfo
from projManagement.newProject import NewProjectInfo
from projManagement.Kicad import Kicad
from frontEnd import ProjectExplorer
from frontEnd import Workspace
from frontEnd import DockArea
import os
import sys 
import time
from PyQt4.Qt import QSize


class Application(QtGui.QMainWindow):
    """
    Its our main window of application
    """
    def __init__(self,*args):
        """
        Initialize main Application window
        """
        #Calling __init__ of super class
        QtGui.QMainWindow.__init__(self,*args)
        
        #Creating require Object
        self.obj_workspace = Workspace.Workspace()
        self.obj_kicad = Kicad()
        self.obj_Mainview = MainView()
        self.obj_appconfig = Appconfig() 
        
        #Initialize all widget
        self.setCentralWidget(self.obj_Mainview)
        self.initToolBar()
        
        self.setGeometry(self.obj_appconfig._app_xpos,
                         self.obj_appconfig._app_ypos,
                         self.obj_appconfig._app_width,
                         self.obj_appconfig._app_heigth)
        self.setWindowTitle(self.obj_appconfig._APPLICATION) 
        self.showMaximized()
        self.show()
              
        
    def initToolBar(self):
        """
        This function initialize Tool Bar
        """
        #Top Tool bar
        self.newproj = QtGui.QAction(QtGui.QIcon('../../images/newProject.png'),'<b>New Project</b>',self)
        self.newproj.setShortcut('Ctrl+N')
        self.newproj.triggered.connect(self.new_project)
        #self.newproj.connect(self.newproj,QtCore.SIGNAL('triggered()'),self,QtCore.SLOT(self.new_project()))
               
        self.openproj = QtGui.QAction(QtGui.QIcon('../../images/openProject.png'),'<b>Open Project</b>',self)
        self.openproj.setShortcut('Ctrl+O')
        self.openproj.triggered.connect(self.open_project)
        
        self.exitproj = QtGui.QAction(QtGui.QIcon('../../images/closeProject.png'),'<b>Exit</b>',self)
        self.exitproj.setShortcut('Ctrl+X')
        self.exitproj.triggered.connect(self.exit_project)
        
        self.helpfile = QtGui.QAction(QtGui.QIcon('../../images/helpProject.png'),'<b>Help</b>',self)
        self.helpfile.setShortcut('Ctrl+H')
        self.helpfile.triggered.connect(self.help_project)
        
        self.topToolbar = self.addToolBar('Top Tool Bar')
        self.topToolbar.addAction(self.newproj)
        self.topToolbar.addAction(self.openproj)
        self.topToolbar.addAction(self.exitproj)
        self.topToolbar.addAction(self.helpfile)
        
        self.spacer = QtGui.QWidget()
        self.spacer.setSizePolicy(QtGui.QSizePolicy.Expanding,QtGui.QSizePolicy.Expanding)
        self.topToolbar.addWidget(self.spacer)
        self.logo = QtGui.QLabel()
        self.logopic = QtGui.QPixmap(os.path.join(os.path.abspath('../..'),'images','fosseeLogo.png'))
        self.logopic = self.logopic.scaled(QSize(150,150),QtCore.Qt.KeepAspectRatio)
        self.logo.setPixmap(self.logopic)
        self.topToolbar.addWidget(self.logo)
             
        #Left Tool bar Action Widget 
        self.kicad = QtGui.QAction(QtGui.QIcon('../../images/kicad.png'),'<b>Open Schematic</b>',self)
        self.kicad.triggered.connect(self.obj_kicad.openSchematic)
        
        self.conversion = QtGui.QAction(QtGui.QIcon('../../images/ki-ng.png'),'<b>Convert Kicad to Ngspice</b>',self)
        self.conversion.triggered.connect(self.obj_kicad.openKicadToNgspice)
               
        self.ngspice = QtGui.QAction(QtGui.QIcon('../../images/ngspice.png'), '<b>Simulation</b>', self)
        self.ngspice.triggered.connect(self.open_ngspice)
        
        self.footprint = QtGui.QAction(QtGui.QIcon('../../images/footprint.png'),'<b>Footprint Editor</b>',self)
        self.footprint.triggered.connect(self.obj_kicad.openFootprint)
        
        self.pcb = QtGui.QAction(QtGui.QIcon('../../images/pcb.png'),'<b>PCB Layout</b>',self)
        self.pcb.triggered.connect(self.obj_kicad.openLayout)
              
        self.model = QtGui.QAction(QtGui.QIcon('../../images/model.png'),'<b>Model Editor</b>',self)
        self.model.triggered.connect(self.open_modelEditor) 
        
        self.subcircuit=QtGui.QAction(QtGui.QIcon('../../images/subckt.png'),'<b>Subcircuit</b>',self)
        self.subcircuit.triggered.connect(self.open_subcircuit)
        
        #Adding Action Widget to tool bar   
        self.lefttoolbar = QtGui.QToolBar('Left ToolBar')
        self.addToolBar(QtCore.Qt.LeftToolBarArea, self.lefttoolbar)
        self.lefttoolbar.addAction(self.kicad)
        self.lefttoolbar.addAction(self.conversion)
        self.lefttoolbar.addAction(self.ngspice)
        self.lefttoolbar.addAction(self.footprint)
        self.lefttoolbar.addAction(self.pcb)
        self.lefttoolbar.addAction(self.model)
        self.lefttoolbar.addAction(self.subcircuit)
        self.lefttoolbar.setOrientation(QtCore.Qt.Vertical)
        self.lefttoolbar.setIconSize(QSize(40,40))
     
     
    def new_project(self):
        """
        This function call New Project Info class.
        """
        text, ok = QtGui.QInputDialog.getText(self, 'New Project Info','Enter Project Name:')
        if ok:
            self.projname = (str(text))
            self.project = NewProjectInfo()
            directory, filelist =self.project.createProject(self.projname)
    
            self.obj_Mainview.obj_projectExplorer.addTreeNode(directory, filelist)
            
        else:
            print "No project created"
            self.obj_appconfig.print_info('No new project created')
            try:
                self.obj_appconfig.print_info('Current project is : ' + self.obj_appconfig.current_project["ProjectName"])
            except:
                pass
    def open_project(self):
        """
        This project call Open Project Info class
        """
        print "Open Project called"
        self.project = OpenProjectInfo()
        
        try:
            directory, filelist = self.project.body()
            self.obj_Mainview.obj_projectExplorer.addTreeNode(directory, filelist)
        except:
            pass
    
    def open_ngspice(self):
        """
        This Function execute ngspice on current project
        """
        
        self.projDir = self.obj_appconfig.current_project["ProjectName"]
        
        if self.projDir != None:
            self.obj_Mainview.obj_dockarea.ngspiceEditor(self.projDir)
            time.sleep(2)  #Need permanent solution 
            #Calling Python Plotting
                
            try:
                self.obj_Mainview.obj_dockarea.plottingEditor()
            except Exception as e:
                self.msg = QtGui.QErrorMessage(None)
                self.msg.showMessage('Error while opening python plotting Editor.')
                print "Exception:",str(e)
                self.obj_appconfig.print_error('Exception generated : ' + str(e))
                self.msg.setWindowTitle("Error Message")
                        
        else:
            self.msg = QtGui.QErrorMessage()
            self.msg.showMessage('Please select the project first. You can either create new project or open existing project')
            self.msg.setWindowTitle("Error Message")
            
    def open_subcircuit(self):
        print "Subcircuit editor is called"
        self.obj_appconfig.print_info('Subcircuit editor is called')
        self.obj_Mainview.obj_dockarea.subcircuiteditor()
                    
        
    def exit_project(self):
        print "Exit Project called"
        for proc in self.obj_appconfig.procThread_list:
                try:
                        proc.terminate()
                except:
                        pass
        ##Just checking if open and New window is open. If yes just close it when application is closed
        try:
            self.project.close()
        except:
            pass
        
        self.close()
        
    def help_project(self):
        print "Help is called"
        self.obj_appconfig.print_info('Help is called')
        print "Current Project : ",self.obj_appconfig.current_project
        #self.obj_appconfig.print_info('Current Project : ' + self.obj_appconfig.current_project['ProjectName'])  
        #self.obj_Mainview.obj_dockarea.plottingEditor()
    
        
    def open_modelEditor(self):
        print "model editor is called"
        self.obj_appconfig.print_info('model editor is called')
        self.obj_Mainview.obj_dockarea.modelEditor()
        
    def testing(self):
        print "Success hit kicad button"
        

class MainView(QtGui.QWidget):
    """
    This class initialize the Main View of Application
    """
    def __init__(self, *args):
        # call init method of superclass
        QtGui.QWidget.__init__(self, *args)
        
        self.obj_appconfig = Appconfig()
        
        self.leftSplit = QtGui.QSplitter()
        self.middleSplit = QtGui.QSplitter()
        
        self.mainLayout = QtGui.QVBoxLayout()
        #Intermediate Widget
        self.middleContainer = QtGui.QWidget()
        self.middleContainerLayout = QtGui.QVBoxLayout()
        
        #Area to be included in MainView
        self.noteArea = QtGui.QTextEdit()
        self.obj_appconfig.noteArea['Note'] = self.noteArea
        self.obj_appconfig.noteArea['Note'].append('        eSim Started......')
        self.obj_appconfig.noteArea['Note'].append('Project Selected : None')
        self.obj_appconfig.noteArea['Note'].append('\n')
        
        #CSS
        self.noteArea.setStyleSheet(" \
        QWidget { border-radius: 15px; border: 1px solid gray; padding: 5px; } \
        ")
        
        self.obj_dockarea = DockArea.DockArea()
        self.obj_projectExplorer = ProjectExplorer.ProjectExplorer()
               
        #Adding content to vertical middle Split. 
        self.middleSplit.setOrientation(QtCore.Qt.Vertical)
        self.middleSplit.addWidget(self.obj_dockarea)
        self.middleSplit.addWidget(self.noteArea)
        
        #Adding middle split to Middle Container Widget
        self.middleContainerLayout.addWidget(self.middleSplit)
        self.middleContainer.setLayout(self.middleContainerLayout)
        
        #Adding content of left split
        self.leftSplit.addWidget(self.obj_projectExplorer)
        self.leftSplit.addWidget(self.middleContainer)
    
        
        #Adding to main Layout
        self.mainLayout.addWidget(self.leftSplit)
        self.leftSplit.setSizes([self.width()/4.5,self.height()])
        self.middleSplit.setSizes([self.width(),self.height()/2])
        self.setLayout(self.mainLayout)
     

def main(args):
    """
    It is main function of the module.It starts the application
    """
    print "Starting eSim......"
    app = QtGui.QApplication(args)
   
    """
    splash_pix = QtGui.QPixmap('../images/FreeEDAlogo.jpg')
    splash = QtGui.QSplashScreen(splash_pix,QtCore.Qt.WindowStaysOnTopHint)
    progressBar = QtGui.QProgressBar(splash)
    splash.setMask(splash_pix.mask())
    splash.show()
    
    for i in range(0, 100):
        progressBar.setValue(i)
        t = time.time()
        while time.time() < t + 0.1:
            app.processEvents()    
    
    time.sleep(2)
    
    appView = Application()
    appView.show()
    splash.finish(appView)
    sys.exit(app.exec_())
    """
    appView = Application()
    #QtGui.QApplication.setStyle(QtGui.QStyleFactory.create("Cleanlooks"))
    appView.show()
    sys.exit(app.exec_())
    
    


# Call main function
if __name__ == '__main__':
    # Create and display the splash screen
    main(sys.argv)