from PyQt4 import QtGui
import json
import TrackWidget
#from xml.etree import ElementTree as ET
import os


class Model(QtGui.QWidget):
    """
    This class creates Model Tab of KicadtoNgspice window. 
    The widgets are created dynamically in the Model Tab.
    """
    
    def __init__(self,schematicInfo,modelList,clarg1):
        
        QtGui.QWidget.__init__(self)
        
        #Processing for getting previous values
        kicadFile = clarg1
        (projpath,filename) = os.path.split(kicadFile)
        project_name = os.path.basename(projpath)

        try:
            f = open(os.path.join(projpath,project_name+"_Previous_Values.json"),'r')
            data = f.read()
            json_data = json.loads(data)
        except:
            print "Model Previous Values JSON is Empty"
        
        
        
        #Creating track widget object
        self.obj_trac = TrackWidget.TrackWidget()
        
        #for increasing row and counting/tracking line edit widget 
        self.nextrow = 0
        self.nextcount = 0
        
        #for storing line edit details position details
        self.start = 0
        self.end = 0
        
        #Creating GUI dynamically for Model tab    
        self.grid = QtGui.QGridLayout()
        self.setLayout(self.grid)
        
        for line in modelList:
            #print "ModelList Item:",line
            #Adding title label for model
            #Key: Tag name,Value:Entry widget number
            tag_dict = {} 
            modelbox = QtGui.QGroupBox()
            modelgrid = QtGui.QGridLayout()
            modelbox.setTitle(line[5])
            self.start = self.nextcount
            #line[7] is parameter dictionary holding parameter tags.
            i = 0
            for key,value in line[7].iteritems():
                #print "Key : ",key
                #print "Value : ",value
                #Check if value is iterable
                if hasattr(value, '__iter__'):
                    #For tag having vector value
                    temp_tag = []
                    for item in value:
                        paramLabel = QtGui.QLabel(item)
                        modelgrid.addWidget(paramLabel, self.nextrow, 0)
                        self.obj_trac.model_entry_var[self.nextcount] = QtGui.QLineEdit()
                        modelgrid.addWidget(self.obj_trac.model_entry_var[self.nextcount], self.nextrow, 1)

                        try:
                            for key in json_data["model"]:
                                if json_data["model"][key]["type"] == line[2] and key == line[3]:
                                    self.obj_trac.model_entry_var[self.nextcount].setText(str(json_data["model"][key]["values"][i].values()[0]))
                                    i = i + 1
                        except:
                            pass

                        temp_tag.append(self.nextcount)
                        self.nextcount = self.nextcount + 1
                        self.nextrow = self.nextrow + 1
                    tag_dict[key] = temp_tag

                else:
                    paramLabel = QtGui.QLabel(value)
                    modelgrid.addWidget(paramLabel, self.nextrow, 0)
                    self.obj_trac.model_entry_var[self.nextcount] = QtGui.QLineEdit()
                    modelgrid.addWidget(self.obj_trac.model_entry_var[self.nextcount], self.nextrow, 1)

                    try:
                        for key in json_data["model"]:
                            if json_data["model"][key]["type"] == line[2] and key == line[3]:
                                self.obj_trac.model_entry_var[self.nextcount].setText(str(json_data["model"][key]["values"][i].values()[0]))
                                i = i + 1
                    except:
                            pass

                    tag_dict[key] = self.nextcount
                    self.nextcount = self.nextcount + 1
                    self.nextrow = self.nextrow + 1

            self.end = self.nextcount - 1
            #print "End",self.end
            modelbox.setLayout(modelgrid)
            
            #CSS
            modelbox.setStyleSheet(" \
            QGroupBox { border: 1px solid gray; border-radius: 9px; margin-top: 0.5em; } \
            QGroupBox::title { subcontrol-origin: margin; left: 10px; padding: 0 3px 0 3px; } \
            ")
            
            self.grid.addWidget(modelbox)
            
            '''
            Listing all 
            line[0] = index
            line[1] = compLine
            line[2] = modelname  #Change from compType to modelname
            line[3] = compName
            line[4] = comment
            line[5] = title
            line[6] = type i.e analog or digital
            Now adding start,end and tag_dict which will be line[7],line[8] and line[9] respectively
            '''
            
            #This keeps the track of Model Tab Widget
            lst = [line[0], line[1], line[2], line[3], line[4], line[5], line[6], self.start, self.end, tag_dict]
            check = 0
            for itr in self.obj_trac.modelTrack:
                if itr == lst:
                    check = 1 
            
            if check == 0: 
                self.obj_trac.modelTrack.append(lst)
                        
            #print "The tag dictionary : ",tag_dict
        
            
            
        self.show()