olfaEditorDialog.py

import json
import os
import logging
from PyQt5.QtWidgets import QDialog, QMessageBox, QFileDialog, QDialogButtonBox
from ui_files.olfa_editor_dialog_ui import Ui_Dialog


logging.basicConfig(format="%(message)s", level=logging.INFO)


class OlfaEditorDialog(QDialog, Ui_Dialog):

    def __init__(self, olfaConfigFileName=None, parent=None):
        super().__init__()
        self.setupUi(self)
        self.setWindowTitle("Olfactometer Configuration Editor")
        self.olfaConfigFile = olfaConfigFileName

        if self.olfaConfigFile:
            try:
                with open(self.olfaConfigFile, 'r') as olfa_config:
                    self.olfaConfigDict = json.load(olfa_config)

                if 'Olfactometers' not in self.olfaConfigDict:
                    QMessageBox.warning(self, "Warning", "Invalid olfactometer configuration json file. Use this window to create a new one or click cancel and select a different file.")
                    self.buttonBox.button(QDialogButtonBox.Save).setEnabled(False)  # Disable Save button so that the user can only Save As a new file.
                    self.populateFields()
                    self.connectSignalsSlots()
                    del self.olfaConfigDict  # Delete the invalid dictionary with its contents and create a new empty dictionary below.
                    self.olfaConfigDict = {'Olfactometers': [{'MFCs':[{}, {}], 'Vials':{}}]}
                else:
                    self.populateFields()
                    self.displayCurrentValues()
                    self.connectSignalsSlots()  # Connect signals and slots last so that signals do not get fired when populating the fields.

            except FileNotFoundError:
                QMessageBox.warning(self, "Warning", f"File not found: {self.olfaConfigFile}")
                self.buttonBox.button(QDialogButtonBox.Save).setEnabled(False)  # Disable Save button so that the user can only Save As a new file.
                self.populateFields()
                self.connectSignalsSlots()
                self.olfaConfigDict = {'Olfactometers': [{'MFCs': [{}, {}], 'Vials': {}}]}
        else:
            # No file given so let the user create new one from scratch using the dialog window as a template.
            self.olfaConfigDict = {'Olfactometers': [{'MFCs':[{}, {}], 'Vials':{}}]}
            self.buttonBox.button(QDialogButtonBox.Save).setEnabled(False)  # Disable Save button so that the user can only Save As a new file.
            self.populateFields()
            self.connectSignalsSlots()

    def populateFields(self):
        self.mfcTypeComboBox_0.addItems(['analog', 'alicat_digital', 'alicat_digital_raw'])
        self.mfcAddressComboBox_0.addItems(['A', 'B'])
        self.mfcArduinoPortNumComboBox_0.addItems(['1', '2'])
        self.mfcGasComboBox_0.addItems(['Air', 'Nitrogen', 'vac'])

        self.mfcTypeComboBox_1.addItems(['analog', 'alicat_digital', 'alicat_digital_raw'])
        self.mfcAddressComboBox_1.addItems(['A', 'B'])
        self.mfcArduinoPortNumComboBox_1.addItems(['1', '2'])
        self.mfcGasComboBox_1.addItems(['Air', 'Nitrogen', 'vac'])
        
        self.dilutorMFCTypeComboBox_0.addItems(['analog', 'alicat_digital', 'alicat_digital_raw'])
        self.dilutorMFCAddressComboBox_0.addItems(['A', 'B'])
        self.dilutorMFCGasComboBox_0.addItems(['Air', 'Nitrogen', 'vac'])

        self.dilutorMFCTypeComboBox_1.addItems(['analog', 'alicat_digital', 'alicat_digital_raw'])
        self.dilutorMFCAddressComboBox_1.addItems(['A', 'B'])
        self.dilutorMFCGasComboBox_1.addItems(['Air', 'Nitrogen', 'vac'])

        self.dilutorTypeComboBox.addItem('serial_forwarding')
        self.interfaceComboBox.addItem('teensy')

        self.mfcTypeComboBox_0.setCurrentIndex(-1)
        self.mfcAddressComboBox_0.setCurrentIndex(-1)
        self.mfcArduinoPortNumComboBox_0.setCurrentIndex(-1)
        self.mfcGasComboBox_0.setCurrentIndex(-1)

        self.mfcTypeComboBox_1.setCurrentIndex(-1)
        self.mfcAddressComboBox_1.setCurrentIndex(-1)
        self.mfcArduinoPortNumComboBox_1.setCurrentIndex(-1)
        self.mfcGasComboBox_1.setCurrentIndex(-1)
        
        self.dilutorMFCTypeComboBox_0.setCurrentIndex(-1)
        self.dilutorMFCAddressComboBox_0.setCurrentIndex(-1)
        self.dilutorMFCGasComboBox_0.setCurrentIndex(-1)

        self.dilutorMFCTypeComboBox_1.setCurrentIndex(-1)
        self.dilutorMFCAddressComboBox_1.setCurrentIndex(-1)
        self.dilutorMFCGasComboBox_1.setCurrentIndex(-1)

        self.dilutorTypeComboBox.setCurrentIndex(-1)
        self.interfaceComboBox.setCurrentIndex(-1)

    def displayCurrentValues(self):
        try:
            mfcType = self.olfaConfigDict['Olfactometers'][0]['MFCs'][0]['MFC_type']
            self.mfcTypeComboBox_0.setCurrentText(mfcType)
            address = self.olfaConfigDict['Olfactometers'][0]['MFCs'][0]['address']
            self.mfcAddressComboBox_0.setCurrentText(address)
            arduinoPortNum = self.olfaConfigDict['Olfactometers'][0]['MFCs'][0]['arduino_port_num']
            self.mfcArduinoPortNumComboBox_0.setCurrentText(str(arduinoPortNum))
            capacity = self.olfaConfigDict['Olfactometers'][0]['MFCs'][0]['capacity']
            self.mfcCapacitySpinBox_0.setValue(capacity)
            gas = self.olfaConfigDict['Olfactometers'][0]['MFCs'][0]['gas']
            self.mfcGasComboBox_0.setCurrentText(gas)

            mfcType = self.olfaConfigDict['Olfactometers'][0]['MFCs'][1]['MFC_type']
            self.mfcTypeComboBox_1.setCurrentText(mfcType)
            address = self.olfaConfigDict['Olfactometers'][0]['MFCs'][1]['address']
            self.mfcAddressComboBox_1.setCurrentText(address)
            arduinoPortNum = self.olfaConfigDict['Olfactometers'][0]['MFCs'][1]['arduino_port_num']
            self.mfcArduinoPortNumComboBox_1.setCurrentText(str(arduinoPortNum))
            capacity = self.olfaConfigDict['Olfactometers'][0]['MFCs'][1]['capacity']
            self.mfcCapacitySpinBox_1.setValue(capacity)
            gas = self.olfaConfigDict['Olfactometers'][0]['MFCs'][1]['gas']
            self.mfcGasComboBox_1.setCurrentText(gas)

            comPort = self.olfaConfigDict['Olfactometers'][0]['com_port']
            self.comPortLineEdit.setText(str(comPort))
            interface = self.olfaConfigDict['Olfactometers'][0]['interface']
            self.interfaceComboBox.setCurrentText(interface)
            cassette_1_sn = self.olfaConfigDict['Olfactometers'][0]['cassette_1_sn']
            self.cassetteSNLineEdit_1.setText(str(cassette_1_sn))
            cassette_2_sn = self.olfaConfigDict['Olfactometers'][0]['cassette_2_sn']
            self.cassetteSNLineEdit_2.setText(str(cassette_2_sn))
            master_sn = self.olfaConfigDict['Olfactometers'][0]['master_sn']
            self.masterSNLineEdit.setText(str(master_sn))
            slaveIndex = self.olfaConfigDict['Olfactometers'][0]['slave_index']
            self.slaveIndexLineEdit.setText(str(slaveIndex))
            
            if '5' in self.olfaConfigDict['Olfactometers'][0]['Vials']:
                odor = self.olfaConfigDict['Olfactometers'][0]['Vials']['5']['odor']
                self.vialOdorNameLineEdit_5.setText(odor)
                conc = self.olfaConfigDict['Olfactometers'][0]['Vials']['5']['conc']
                self.vialConcDoubleSpinBox_5.setValue(conc)
                flows = self.olfaConfigDict['Olfactometers'][0]['Vials']['5']['flows']
                self.flowratesLineEdit_5.setText(str(flows).strip('[]'))
            if '6' in self.olfaConfigDict['Olfactometers'][0]['Vials']:  
                odor = self.olfaConfigDict['Olfactometers'][0]['Vials']['6']['odor']
                self.vialOdorNameLineEdit_6.setText(odor)
                conc = self.olfaConfigDict['Olfactometers'][0]['Vials']['6']['conc']
                self.vialConcDoubleSpinBox_6.setValue(conc)
                flows = self.olfaConfigDict['Olfactometers'][0]['Vials']['6']['flows']
                self.flowratesLineEdit_6.setText(str(flows).strip('[]'))
            if '7' in self.olfaConfigDict['Olfactometers'][0]['Vials']:
                odor = self.olfaConfigDict['Olfactometers'][0]['Vials']['7']['odor']
                self.vialOdorNameLineEdit_7.setText(odor)
                conc = self.olfaConfigDict['Olfactometers'][0]['Vials']['7']['conc']
                self.vialConcDoubleSpinBox_7.setValue(conc)
                flows = self.olfaConfigDict['Olfactometers'][0]['Vials']['7']['flows']
                self.flowratesLineEdit_7.setText(str(flows).strip('[]'))
            if '8' in self.olfaConfigDict['Olfactometers'][0]['Vials']:
                odor = self.olfaConfigDict['Olfactometers'][0]['Vials']['8']['odor']
                self.vialOdorNameLineEdit_8.setText(odor)
                conc = self.olfaConfigDict['Olfactometers'][0]['Vials']['8']['conc']
                self.vialConcDoubleSpinBox_8.setValue(conc)
                flows = self.olfaConfigDict['Olfactometers'][0]['Vials']['8']['flows']
                self.flowratesLineEdit_8.setText(str(flows).strip('[]'))
            if '9' in self.olfaConfigDict['Olfactometers'][0]['Vials']:
                odor = self.olfaConfigDict['Olfactometers'][0]['Vials']['9']['odor']
                self.vialOdorNameLineEdit_9.setText(odor)
                conc = self.olfaConfigDict['Olfactometers'][0]['Vials']['9']['conc']
                self.vialConcDoubleSpinBox_9.setValue(conc)
                flows = self.olfaConfigDict['Olfactometers'][0]['Vials']['9']['flows']
                self.flowratesLineEdit_9.setText(str(flows).strip('[]'))
            if '10' in self.olfaConfigDict['Olfactometers'][0]['Vials']:
                odor = self.olfaConfigDict['Olfactometers'][0]['Vials']['10']['odor']
                self.vialOdorNameLineEdit_10.setText(odor)
                conc = self.olfaConfigDict['Olfactometers'][0]['Vials']['10']['conc']
                self.vialConcDoubleSpinBox_10.setValue(conc)
                flows = self.olfaConfigDict['Olfactometers'][0]['Vials']['10']['flows']
                self.flowratesLineEdit_10.setText(str(flows).strip('[]'))
            if '11' in self.olfaConfigDict['Olfactometers'][0]['Vials']:
                odor = self.olfaConfigDict['Olfactometers'][0]['Vials']['11']['odor']
                self.vialOdorNameLineEdit_11.setText(odor)
                conc = self.olfaConfigDict['Olfactometers'][0]['Vials']['11']['conc']
                self.vialConcDoubleSpinBox_11.setValue(conc)
                flows = self.olfaConfigDict['Olfactometers'][0]['Vials']['11']['flows']
                self.flowratesLineEdit_11.setText(str(flows).strip('[]'))
            if '12' in self.olfaConfigDict['Olfactometers'][0]['Vials']:
                odor = self.olfaConfigDict['Olfactometers'][0]['Vials']['12']['odor']
                self.vialOdorNameLineEdit_12.setText(odor)
                conc = self.olfaConfigDict['Olfactometers'][0]['Vials']['12']['conc']
                self.vialConcDoubleSpinBox_12.setValue(conc)
                flows = self.olfaConfigDict['Olfactometers'][0]['Vials']['12']['flows']
                self.flowratesLineEdit_12.setText(str(flows).strip('[]'))

            if ('Dilutors' in self.olfaConfigDict['Olfactometers'][0]) and (len(self.olfaConfigDict['Olfactometers'][0]['Dilutors']) > 0):
                dilutorMFCType = self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]['MFCs'][0]['MFC_type']
                self.dilutorMFCTypeComboBox_0.setCurrentText(dilutorMFCType)
                dilutorMFCAddress = self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]['MFCs'][0]['address']
                self.dilutorMFCAddressComboBox_0.setCurrentText(dilutorMFCAddress)
                dilutorMFCCapacity = self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]['MFCs'][0]['capacity']
                self.dilutorMFCCapacitySpinBox_0.setValue(dilutorMFCCapacity)
                dilutorMFCGas = self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]['MFCs'][0]['gas']
                self.dilutorMFCGasComboBox_0.setCurrentText(dilutorMFCGas)

                dilutorMFCType = self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]['MFCs'][1]['MFC_type']
                self.dilutorMFCTypeComboBox_1.setCurrentText(dilutorMFCType)
                dilutorMFCAddress = self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]['MFCs'][1]['address']
                self.dilutorMFCAddressComboBox_1.setCurrentText(dilutorMFCAddress)
                dilutorMFCCapacity = self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]['MFCs'][1]['capacity']
                self.dilutorMFCCapacitySpinBox_1.setValue(dilutorMFCCapacity)
                dilutorMFCGas = self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]['MFCs'][1]['gas']
                self.dilutorMFCGasComboBox_1.setCurrentText(dilutorMFCGas)

                dilutorCOMPort = self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]['com_port']
                self.dilutorComPortLineEdit.setText(str(dilutorCOMPort))
                dilutorType = self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]['dilutor_type']
                self.dilutorTypeComboBox.setCurrentText(dilutorType)
        except KeyError as err:
            QMessageBox.warning(self, "Warning", f"There was an error displaying contents of the file. One or more values may be missing or invalid.\nKeyError: {err}")

    def connectSignalsSlots(self):
            self.mfcTypeComboBox_0.currentIndexChanged.connect(self.recordMFCType_0)
            self.mfcAddressComboBox_0.currentIndexChanged.connect(self.recordMFCAddress_0)
            self.mfcArduinoPortNumComboBox_0.currentIndexChanged.connect(self.recordMFCArduinoPortNum_0)
            self.mfcCapacitySpinBox_0.valueChanged.connect(self.recordMFCCapacity_0)
            self.mfcGasComboBox_0.currentIndexChanged.connect(self.recordMFCGas_0)

            self.mfcTypeComboBox_1.currentIndexChanged.connect(self.recordMFCType_1)
            self.mfcAddressComboBox_1.currentIndexChanged.connect(self.recordMFCAddress_1)
            self.mfcArduinoPortNumComboBox_1.currentIndexChanged.connect(self.recordMFCArduinoPortNum_1)
            self.mfcCapacitySpinBox_1.valueChanged.connect(self.recordMFCCapacity_1)
            self.mfcGasComboBox_1.currentIndexChanged.connect(self.recordMFCGas_1)

            self.comPortLineEdit.editingFinished.connect(self.recordCOMPort)
            self.interfaceComboBox.currentIndexChanged.connect(self.recordInterface)
            self.cassetteSNLineEdit_1.editingFinished.connect(self.recordCassetteSN_1)
            self.cassetteSNLineEdit_2.editingFinished.connect(self.recordCassetteSN_2)
            self.masterSNLineEdit.editingFinished.connect(self.recordMasterSN)
            self.slaveIndexLineEdit.editingFinished.connect(self.recordSlaveIndex)

            self.vialOdorNameLineEdit_5.editingFinished.connect(self.recordVialOdorName_5)
            self.vialOdorNameLineEdit_6.editingFinished.connect(self.recordVialOdorName_6)
            self.vialOdorNameLineEdit_7.editingFinished.connect(self.recordVialOdorName_7)
            self.vialOdorNameLineEdit_8.editingFinished.connect(self.recordVialOdorName_8)
            self.vialOdorNameLineEdit_9.editingFinished.connect(self.recordVialOdorName_9)
            self.vialOdorNameLineEdit_10.editingFinished.connect(self.recordVialOdorName_10)
            self.vialOdorNameLineEdit_11.editingFinished.connect(self.recordVialOdorName_11)
            self.vialOdorNameLineEdit_12.editingFinished.connect(self.recordVialOdorName_12)

            self.vialConcDoubleSpinBox_5.valueChanged.connect(self.recordVialConc_5)
            self.vialConcDoubleSpinBox_6.valueChanged.connect(self.recordVialConc_6)
            self.vialConcDoubleSpinBox_7.valueChanged.connect(self.recordVialConc_7)
            self.vialConcDoubleSpinBox_8.valueChanged.connect(self.recordVialConc_8)
            self.vialConcDoubleSpinBox_9.valueChanged.connect(self.recordVialConc_9)
            self.vialConcDoubleSpinBox_10.valueChanged.connect(self.recordVialConc_10)
            self.vialConcDoubleSpinBox_11.valueChanged.connect(self.recordVialConc_11)
            self.vialConcDoubleSpinBox_12.valueChanged.connect(self.recordVialConc_12)
            
            self.flowratesLineEdit_5.editingFinished.connect(self.recordFlowrates_5)
            self.flowratesLineEdit_6.editingFinished.connect(self.recordFlowrates_6)
            self.flowratesLineEdit_7.editingFinished.connect(self.recordFlowrates_7)
            self.flowratesLineEdit_8.editingFinished.connect(self.recordFlowrates_8)
            self.flowratesLineEdit_9.editingFinished.connect(self.recordFlowrates_9)
            self.flowratesLineEdit_10.editingFinished.connect(self.recordFlowrates_10)
            self.flowratesLineEdit_11.editingFinished.connect(self.recordFlowrates_11)
            self.flowratesLineEdit_12.editingFinished.connect(self.recordFlowrates_12)

            self.dilutorComPortLineEdit.editingFinished.connect(self.recordDilutorCOMPort)
            self.dilutorTypeComboBox.currentIndexChanged.connect(self.recordDilutorType)

            self.dilutorMFCTypeComboBox_0.currentIndexChanged.connect(self.recordDilutorMFCType_0)
            self.dilutorMFCAddressComboBox_0.currentIndexChanged.connect(self.recordDilutorMFCAddress_0)
            self.dilutorMFCCapacitySpinBox_0.valueChanged.connect(self.recordDilutorMFCCapacity_0)
            self.dilutorMFCGasComboBox_0.currentIndexChanged.connect(self.recordDilutorMFCGas_0)

            self.dilutorMFCTypeComboBox_1.currentIndexChanged.connect(self.recordDilutorMFCType_1)
            self.dilutorMFCAddressComboBox_1.currentIndexChanged.connect(self.recordDilutorMFCAddress_1)
            self.dilutorMFCCapacitySpinBox_1.valueChanged.connect(self.recordDilutorMFCCapacity_1)
            self.dilutorMFCGasComboBox_1.currentIndexChanged.connect(self.recordDilutorMFCGas_1)

            self.buttonBox.accepted.connect(self.saveToCurrentFile)
            self.saveAsButton.clicked.connect(self.saveAsNewFile)
            self.clearDilutorButton.clicked.connect(self.clearDilutor)

    def recordMFCType_0(self):
        self.olfaConfigDict['Olfactometers'][0]['MFCs'][0]['MFC_type'] = self.mfcTypeComboBox_0.currentText()
        
    def recordMFCAddress_0(self):
        self.olfaConfigDict['Olfactometers'][0]['MFCs'][0]['address'] = self.mfcAddressComboBox_0.currentText()

    def recordMFCArduinoPortNum_0(self):
        self.olfaConfigDict['Olfactometers'][0]['MFCs'][0]['arduino_port_num'] = int(self.mfcArduinoPortNumComboBox_0.currentText())

    def recordMFCCapacity_0(self, value):
        self.olfaConfigDict['Olfactometers'][0]['MFCs'][0]['capacity'] = value

    def recordMFCGas_0(self):
        self.olfaConfigDict['Olfactometers'][0]['MFCs'][0]['gas'] = self.mfcGasComboBox_0.currentText()

    def recordMFCType_1(self):
        self.olfaConfigDict['Olfactometers'][0]['MFCs'][1]['MFC_type'] = self.mfcTypeComboBox_1.currentText()

    def recordMFCAddress_1(self):
        self.olfaConfigDict['Olfactometers'][0]['MFCs'][1]['address'] = self.mfcAddressComboBox_1.currentText()

    def recordMFCArduinoPortNum_1(self):
        self.olfaConfigDict['Olfactometers'][0]['MFCs'][1]['arduino_port_num'] = int(self.mfcArduinoPortNumComboBox_1.currentText())

    def recordMFCCapacity_1(self, value):
        self.olfaConfigDict['Olfactometers'][0]['MFCs'][1]['capacity'] = value

    def recordMFCGas_1(self):
        self.olfaConfigDict['Olfactometers'][0]['MFCs'][1]['gas'] = self.mfcGasComboBox_1.currentText()

    def recordCOMPort(self):
        if not (self.comPortLineEdit.text() == ''):
            self.olfaConfigDict['Olfactometers'][0]['com_port'] = int(self.comPortLineEdit.text())
        elif 'com_port' in self.olfaConfigDict['Olfactometers'][0]:  # Therefore lineEdit must be an empty string.
            del self.olfaConfigDict['Olfactometers'][0]['com_port']  # Delete the key if it was created.

    def recordInterface(self):
        self.olfaConfigDict['Olfactometers'][0]['interface'] = self.interfaceComboBox.currentText()

    def recordCassetteSN_1(self):
        if not (self.cassetteSNLineEdit_1.text() == ''):
            self.olfaConfigDict['Olfactometers'][0]['cassette_1_sn'] = int(self.cassetteSNLineEdit_1.text())
        elif 'cassette_1_sn' in self.olfaConfigDict['Olfactometers'][0]:  # Therefore lineEdit must be an empty string.
            del self.olfaConfigDict['Olfactometers'][0]['cassette_1_sn']  # Delete the key if it was created.

    def recordCassetteSN_2(self):
        if not (self.cassetteSNLineEdit_2.text() == ''):
            self.olfaConfigDict['Olfactometers'][0]['cassette_2_sn'] = int(self.cassetteSNLineEdit_2.text())
        elif 'cassette_2_sn' in self.olfaConfigDict['Olfactometers'][0]:  # Therefore lineEdit must be an empty string.
            del self.olfaConfigDict['Olfactometers'][0]['cassette_2_sn']  # Delete the key if it was created.

    def recordMasterSN(self):
        if not (self.masterSNLineEdit.text() == ''):
            self.olfaConfigDict['Olfactometers'][0]['master_sn'] = int(self.masterSNLineEdit.text())
        elif 'master_sn' in self.olfaConfigDict['Olfactometers'][0]:  # Therefore lineEdit must be an empty string.
            del self.olfaConfigDict['Olfactometers'][0]['master_sn']  # Delete the key if it was created.

    def recordSlaveIndex(self):
        if not (self.slaveIndexLineEdit.text() == ''):
            self.olfaConfigDict['Olfactometers'][0]['slave_index'] = int(self.slaveIndexLineEdit.text())
        elif 'slave_index' in self.olfaConfigDict['Olfactometers'][0]:  # Therefore lineEdit must be an empty string.
            del self.olfaConfigDict['Olfactometers'][0]['slave_index']  # Delete the key if it was created.

    def recordVialOdorName_5(self):
        if '5' not in self.olfaConfigDict['Olfactometers'][0]['Vials']:
            self.olfaConfigDict['Olfactometers'][0]['Vials']['5'] = {}
        if not (self.vialOdorNameLineEdit_5.text() == ''):
            self.olfaConfigDict['Olfactometers'][0]['Vials']['5']['odor'] = self.vialOdorNameLineEdit_5.text()
        elif 'odor' in self.olfaConfigDict['Olfactometers'][0]['Vials']['5']:  # Therefore lineEdit must be an empty string.
            del self.olfaConfigDict['Olfactometers'][0]['Vials']['5']['odor']  # Delete the key if it was created.

    def recordVialOdorName_6(self):
        if '6' not in self.olfaConfigDict['Olfactometers'][0]['Vials']:
            self.olfaConfigDict['Olfactometers'][0]['Vials']['6'] = {}
        if not (self.vialOdorNameLineEdit_6.text() == ''):
            self.olfaConfigDict['Olfactometers'][0]['Vials']['6']['odor'] = self.vialOdorNameLineEdit_6.text()
        elif 'odor' in self.olfaConfigDict['Olfactometers'][0]['Vials']['6']:  # Therefore lineEdit must be an empty string.
            del self.olfaConfigDict['Olfactometers'][0]['Vials']['6']['odor']  # Delete the key if it was created.

    def recordVialOdorName_7(self):
        if '7' not in self.olfaConfigDict['Olfactometers'][0]['Vials']:
            self.olfaConfigDict['Olfactometers'][0]['Vials']['7'] = {}
        if not (self.vialOdorNameLineEdit_7.text() == ''):
            self.olfaConfigDict['Olfactometers'][0]['Vials']['7']['odor'] = self.vialOdorNameLineEdit_7.text()
        elif 'odor' in self.olfaConfigDict['Olfactometers'][0]['Vials']['7']:  # Therefore lineEdit must be an empty string.
            del self.olfaConfigDict['Olfactometers'][0]['Vials']['7']['odor']  # Delete the key if it was created.

    def recordVialOdorName_8(self):
        if '8' not in self.olfaConfigDict['Olfactometers'][0]['Vials']:
            self.olfaConfigDict['Olfactometers'][0]['Vials']['8'] = {}
        if not (self.vialOdorNameLineEdit_8.text() == ''):
            self.olfaConfigDict['Olfactometers'][0]['Vials']['8']['odor'] = self.vialOdorNameLineEdit_8.text()
        elif 'odor' in self.olfaConfigDict['Olfactometers'][0]['Vials']['8']:  # Therefore lineEdit must be an empty string.
            del self.olfaConfigDict['Olfactometers'][0]['Vials']['8']['odor']  # Delete the key if it was created.

    def recordVialOdorName_9(self):
        if '9' not in self.olfaConfigDict['Olfactometers'][0]['Vials']:
            self.olfaConfigDict['Olfactometers'][0]['Vials']['9'] = {}
        if not (self.vialOdorNameLineEdit_9.text() == ''):
            self.olfaConfigDict['Olfactometers'][0]['Vials']['9']['odor'] = self.vialOdorNameLineEdit_9.text()
        elif 'odor' in self.olfaConfigDict['Olfactometers'][0]['Vials']['9']:  # Therefore lineEdit must be an empty string.
            del self.olfaConfigDict['Olfactometers'][0]['Vials']['9']['odor']  # Delete the key if it was created.

    def recordVialOdorName_10(self):
        if '10' not in self.olfaConfigDict['Olfactometers'][0]['Vials']:
            self.olfaConfigDict['Olfactometers'][0]['Vials']['10'] = {}
        if not (self.vialOdorNameLineEdit_10.text() == ''):
            self.olfaConfigDict['Olfactometers'][0]['Vials']['10']['odor'] = self.vialOdorNameLineEdit_10.text()
        elif 'odor' in self.olfaConfigDict['Olfactometers'][0]['Vials']['10']:  # Therefore lineEdit must be an empty string.
            del self.olfaConfigDict['Olfactometers'][0]['Vials']['10']['odor']  # Delete the key if it was created.

    def recordVialOdorName_11(self):
        if '11' not in self.olfaConfigDict['Olfactometers'][0]['Vials']:
            self.olfaConfigDict['Olfactometers'][0]['Vials']['11'] = {}
        if not (self.vialOdorNameLineEdit_11.text() == ''):
            self.olfaConfigDict['Olfactometers'][0]['Vials']['11']['odor'] = self.vialOdorNameLineEdit_11.text()
        elif 'odor' in self.olfaConfigDict['Olfactometers'][0]['Vials']['11']:  # Therefore lineEdit must be an empty string.
            del self.olfaConfigDict['Olfactometers'][0]['Vials']['11']['odor']  # Delete the key if it was created.

    def recordVialOdorName_12(self):
        if '12' not in self.olfaConfigDict['Olfactometers'][0]['Vials']:
            self.olfaConfigDict['Olfactometers'][0]['Vials']['12'] = {}
        if not (self.vialOdorNameLineEdit_12.text() == ''):
            self.olfaConfigDict['Olfactometers'][0]['Vials']['12']['odor'] = self.vialOdorNameLineEdit_12.text()
        elif 'odor' in self.olfaConfigDict['Olfactometers'][0]['Vials']['12']:  # Therefore lineEdit must be an empty string.
            del self.olfaConfigDict['Olfactometers'][0]['Vials']['12']['odor']  # Delete the key if it was created.

    def recordVialConc_5(self, value):
        if '5' not in self.olfaConfigDict['Olfactometers'][0]['Vials']:
            self.olfaConfigDict['Olfactometers'][0]['Vials']['5'] = {}
        if not (self.vialConcDoubleSpinBox_5.value() == 0.0):
            self.olfaConfigDict['Olfactometers'][0]['Vials']['5']['conc'] = value
        elif 'conc' in self.olfaConfigDict['Olfactometers'][0]['Vials']['5']:  # Therefore doubleSpinBox must be 0.0.
            del self.olfaConfigDict['Olfactometers'][0]['Vials']['5']['conc']  # Delete the key if it was created.
    
    def recordVialConc_6(self, value):
        if '6' not in self.olfaConfigDict['Olfactometers'][0]['Vials']:
            self.olfaConfigDict['Olfactometers'][0]['Vials']['6'] = {}
        if not (self.vialConcDoubleSpinBox_6.value() == 0.0):
            self.olfaConfigDict['Olfactometers'][0]['Vials']['6']['conc'] = value
        elif 'conc' in self.olfaConfigDict['Olfactometers'][0]['Vials']['6']:  # Therefore doubleSpinBox must be 0.0.
            del self.olfaConfigDict['Olfactometers'][0]['Vials']['6']['conc']  # Delete the key if it was created.
    
    def recordVialConc_7(self, value):
        if '7' not in self.olfaConfigDict['Olfactometers'][0]['Vials']:
            self.olfaConfigDict['Olfactometers'][0]['Vials']['7'] = {}
        if not (self.vialConcDoubleSpinBox_7.value() == 0.0):
            self.olfaConfigDict['Olfactometers'][0]['Vials']['7']['conc'] = value
        elif 'conc' in self.olfaConfigDict['Olfactometers'][0]['Vials']['7']:  # Therefore doubleSpinBox must be 0.0.
            del self.olfaConfigDict['Olfactometers'][0]['Vials']['7']['conc']  # Delete the key if it was created.

    def recordVialConc_8(self, value):
        if '8' not in self.olfaConfigDict['Olfactometers'][0]['Vials']:
            self.olfaConfigDict['Olfactometers'][0]['Vials']['8'] = {}
        if not (self.vialConcDoubleSpinBox_8.value() == 0.0):
            self.olfaConfigDict['Olfactometers'][0]['Vials']['8']['conc'] = value
        elif 'conc' in self.olfaConfigDict['Olfactometers'][0]['Vials']['8']:  # Therefore doubleSpinBox must be 0.0.
            del self.olfaConfigDict['Olfactometers'][0]['Vials']['8']['conc']  # Delete the key if it was created.
    
    def recordVialConc_9(self, value):
        if '9' not in self.olfaConfigDict['Olfactometers'][0]['Vials']:
            self.olfaConfigDict['Olfactometers'][0]['Vials']['9'] = {}
        if not (self.vialConcDoubleSpinBox_9.value() == 0.0):
            self.olfaConfigDict['Olfactometers'][0]['Vials']['9']['conc'] = value
        elif 'conc' in self.olfaConfigDict['Olfactometers'][0]['Vials']['9']:  # Therefore doubleSpinBox must be 0.0.
            del self.olfaConfigDict['Olfactometers'][0]['Vials']['9']['conc']  # Delete the key if it was created.
    
    def recordVialConc_10(self, value):
        if '10' not in self.olfaConfigDict['Olfactometers'][0]['Vials']:
            self.olfaConfigDict['Olfactometers'][0]['Vials']['10'] = {}
        if not (self.vialConcDoubleSpinBox_10.value() == 0.0):
            self.olfaConfigDict['Olfactometers'][0]['Vials']['10']['conc'] = value
        elif 'conc' in self.olfaConfigDict['Olfactometers'][0]['Vials']['10']:  # Therefore doubleSpinBox must be 0.0.
            del self.olfaConfigDict['Olfactometers'][0]['Vials']['10']['conc']  # Delete the key if it was created.
    
    def recordVialConc_11(self, value):
        if '11' not in self.olfaConfigDict['Olfactometers'][0]['Vials']:
            self.olfaConfigDict['Olfactometers'][0]['Vials']['11'] = {}
        if not (self.vialConcDoubleSpinBox_11.value() == 0.0):
            self.olfaConfigDict['Olfactometers'][0]['Vials']['11']['conc'] = value
        elif 'conc' in self.olfaConfigDict['Olfactometers'][0]['Vials']['11']:  # Therefore doubleSpinBox must be 0.0.
            del self.olfaConfigDict['Olfactometers'][0]['Vials']['11']['conc']  # Delete the key if it was created.
    
    def recordVialConc_12(self, value):
        if '12' not in self.olfaConfigDict['Olfactometers'][0]['Vials']:
            self.olfaConfigDict['Olfactometers'][0]['Vials']['12'] = {}
        if not (self.vialConcDoubleSpinBox_12.value() == 0.0):
            self.olfaConfigDict['Olfactometers'][0]['Vials']['12']['conc'] = value
        elif 'conc' in self.olfaConfigDict['Olfactometers'][0]['Vials']['12']:  # Therefore doubleSpinBox must be 0.0.
            del self.olfaConfigDict['Olfactometers'][0]['Vials']['12']['conc']  # Delete the key if it was created.

    def recordFlowrates_5(self):
        if '5' not in self.olfaConfigDict['Olfactometers'][0]['Vials']:
            self.olfaConfigDict['Olfactometers'][0]['Vials']['5'] = {}
        if not (self.flowratesLineEdit_5.text() == ''):
            self.olfaConfigDict['Olfactometers'][0]['Vials']['5']['flows'] = [int(i.strip()) for i in self.flowratesLineEdit_5.text().split(',')]  # make a list of integer flowrates from the comma separated string.
        elif 'flows' in self.olfaConfigDict['Olfactometers'][0]['Vials']['5']:  # Therefore lineEdit must be an empty string.
            del self.olfaConfigDict['Olfactometers'][0]['Vials']['5']['flows']  # Delete the key if it was created.

    def recordFlowrates_6(self):
        if '6' not in self.olfaConfigDict['Olfactometers'][0]['Vials']:
            self.olfaConfigDict['Olfactometers'][0]['Vials']['6'] = {}
        if not (self.flowratesLineEdit_6.text() == ''):
            self.olfaConfigDict['Olfactometers'][0]['Vials']['6']['flows'] = [int(i.strip()) for i in self.flowratesLineEdit_6.text().split(',')]  # make a list of integer flowrates from the comma separated string.
        elif 'flows' in self.olfaConfigDict['Olfactometers'][0]['Vials']['6']:  # Therefore lineEdit must be an empty string.
            del self.olfaConfigDict['Olfactometers'][0]['Vials']['6']['flows']  # Delete the key if it was created.

    def recordFlowrates_7(self):
        if '7' not in self.olfaConfigDict['Olfactometers'][0]['Vials']:
            self.olfaConfigDict['Olfactometers'][0]['Vials']['7'] = {}
        if not (self.flowratesLineEdit_7.text() == ''):
            self.olfaConfigDict['Olfactometers'][0]['Vials']['7']['flows'] = [int(i.strip()) for i in self.flowratesLineEdit_7.text().split(',')]  # make a list of integer flowrates from the comma separated string.
        elif 'flows' in self.olfaConfigDict['Olfactometers'][0]['Vials']['7']:  # Therefore lineEdit must be an empty string.
            del self.olfaConfigDict['Olfactometers'][0]['Vials']['7']['flows']  # Delete the key if it was created.

    def recordFlowrates_8(self):
        if '8' not in self.olfaConfigDict['Olfactometers'][0]['Vials']:
            self.olfaConfigDict['Olfactometers'][0]['Vials']['8'] = {}
        if not (self.flowratesLineEdit_8.text() == ''):
            self.olfaConfigDict['Olfactometers'][0]['Vials']['8']['flows'] = [int(i.strip()) for i in self.flowratesLineEdit_8.text().split(',')]  # make a list of integer flowrates from the comma separated string.
        elif 'flows' in self.olfaConfigDict['Olfactometers'][0]['Vials']['8']:  # Therefore lineEdit must be an empty string.
            del self.olfaConfigDict['Olfactometers'][0]['Vials']['8']['flows']  # Delete the key if it was created.

    def recordFlowrates_9(self):
        if '9' not in self.olfaConfigDict['Olfactometers'][0]['Vials']:
            self.olfaConfigDict['Olfactometers'][0]['Vials']['9'] = {}
        if not (self.flowratesLineEdit_9.text() == ''):
            self.olfaConfigDict['Olfactometers'][0]['Vials']['9']['flows'] = [int(i.strip()) for i in self.flowratesLineEdit_9.text().split(',')]  # make a list of integer flowrates from the comma separated string.
        elif 'flows' in self.olfaConfigDict['Olfactometers'][0]['Vials']['9']:  # Therefore lineEdit must be an empty string.
            del self.olfaConfigDict['Olfactometers'][0]['Vials']['9']['flows']  # Delete the key if it was created.

    def recordFlowrates_10(self):
        if '10' not in self.olfaConfigDict['Olfactometers'][0]['Vials']:
            self.olfaConfigDict['Olfactometers'][0]['Vials']['10'] = {}
        if not (self.flowratesLineEdit_10.text() == ''):
            self.olfaConfigDict['Olfactometers'][0]['Vials']['10']['flows'] = [int(i.strip()) for i in self.flowratesLineEdit_10.text().split(',')]  # make a list of integer flowrates from the comma separated string.
        elif 'flows' in self.olfaConfigDict['Olfactometers'][0]['Vials']['10']:  # Therefore lineEdit must be an empty string.
            del self.olfaConfigDict['Olfactometers'][0]['Vials']['10']['flows']  # Delete the key if it was created.

    def recordFlowrates_11(self):
        if '11' not in self.olfaConfigDict['Olfactometers'][0]['Vials']:
            self.olfaConfigDict['Olfactometers'][0]['Vials']['11'] = {}
        if not (self.flowratesLineEdit_11.text() == ''):
            self.olfaConfigDict['Olfactometers'][0]['Vials']['11']['flows'] = [int(i.strip()) for i in self.flowratesLineEdit_11.text().split(',')]  # make a list of integer flowrates from the comma separated string.
        elif 'flows' in self.olfaConfigDict['Olfactometers'][0]['Vials']['11']:  # Therefore lineEdit must be an empty string.
            del self.olfaConfigDict['Olfactometers'][0]['Vials']['11']['flows']  # Delete the key if it was created.

    def recordFlowrates_12(self):
        if '12' not in self.olfaConfigDict['Olfactometers'][0]['Vials']:
            self.olfaConfigDict['Olfactometers'][0]['Vials']['12'] = {}
        if not (self.flowratesLineEdit_12.text() == ''):
            self.olfaConfigDict['Olfactometers'][0]['Vials']['12']['flows'] = [int(i.strip()) for i in self.flowratesLineEdit_12.text().split(',')]  # make a list of integer flowrates from the comma separated string.
        elif 'flows' in self.olfaConfigDict['Olfactometers'][0]['Vials']['12']:  # Therefore lineEdit must be an empty string.
            del self.olfaConfigDict['Olfactometers'][0]['Vials']['12']['flows']  # Delete the key if it was created.
    
    def recordDilutorCOMPort(self):
        if 'Dilutors' not in self.olfaConfigDict['Olfactometers'][0]:
            self.olfaConfigDict['Olfactometers'][0]['Dilutors'] = [{}]
        if not (self.dilutorComPortLineEdit.text() == ''):
            self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]['com_port'] = int(self.dilutorComPortLineEdit.text())
        elif 'com_port' in self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]:  # Therefore lineEdit must be an empty string.
            del self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]['com_port']  # Delete the key if it was created.

    def recordDilutorType(self):
        if 'Dilutors' not in self.olfaConfigDict['Olfactometers'][0]:
            self.olfaConfigDict['Olfactometers'][0]['Dilutors'] = [{}]
        self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]['dilutor_type'] = self.dilutorTypeComboBox.currentText()

    def recordDilutorMFCType_0(self):
        if 'Dilutors' not in self.olfaConfigDict['Olfactometers'][0]:
            self.olfaConfigDict['Olfactometers'][0]['Dilutors'] = [{}]
        if 'MFCs' not in self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]:
            self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]['MFCs'] = [{}, {}]  # Create a list of two dictionaries, one dictionary per MFC.
        self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]['MFCs'][0]['MFC_type'] = self.dilutorMFCTypeComboBox_0.currentText()

    def recordDilutorMFCAddress_0(self):
        if 'Dilutors' not in self.olfaConfigDict['Olfactometers'][0]:
            self.olfaConfigDict['Olfactometers'][0]['Dilutors'] = [{}]
        if 'MFCs' not in self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]:
            self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]['MFCs'] = [{}, {}]  # Create a list of two dictionaries, one dictionary per MFC.
        self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]['MFCs'][0]['address'] = self.dilutorMFCAddressComboBox_0.currentText()

    def recordDilutorMFCCapacity_0(self, value):
        if 'Dilutors' not in self.olfaConfigDict['Olfactometers'][0]:
            self.olfaConfigDict['Olfactometers'][0]['Dilutors'] = [{}]
        if (len(self.olfaConfigDict['Olfactometers'][0]['Dilutors']) == 0):
            self.olfaConfigDict['Olfactometers'][0]['Dilutors'].append({})
        if 'MFCs' not in self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]:
            self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]['MFCs'] = [{}, {}]  # Create a list of two dictionaries, one dictionary per MFC.
        self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]['MFCs'][0]['capacity'] = value

    def recordDilutorMFCGas_0(self):
        if 'Dilutors' not in self.olfaConfigDict['Olfactometers'][0]:
            self.olfaConfigDict['Olfactometers'][0]['Dilutors'] = [{}]
        if 'MFCs' not in self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]:
            self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]['MFCs'] = [{}, {}]  # Create a list of two dictionaries, one dictionary per MFC.
        self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]['MFCs'][0]['gas'] = self.dilutorMFCGasComboBox_0.currentText()

    def recordDilutorMFCType_1(self):
        if 'Dilutors' not in self.olfaConfigDict['Olfactometers'][0]:
            self.olfaConfigDict['Olfactometers'][0]['Dilutors'] = [{}]
        if 'MFCs' not in self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]:
            self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]['MFCs'] = [{}, {}]  # Create a list of two dictionaries, one dictionary per MFC.
        self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]['MFCs'][1]['MFC_type'] = self.dilutorMFCTypeComboBox_1.currentText()

    def recordDilutorMFCAddress_1(self):
        if 'Dilutors' not in self.olfaConfigDict['Olfactometers'][0]:
            self.olfaConfigDict['Olfactometers'][0]['Dilutors'] = [{}]
        if 'MFCs' not in self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]:
            self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]['MFCs'] = [{}, {}]  # Create a list of two dictionaries, one dictionary per MFC.
        self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]['MFCs'][1]['address'] = self.dilutorMFCAddressComboBox_1.currentText()

    def recordDilutorMFCCapacity_1(self, value):
        if 'Dilutors' not in self.olfaConfigDict['Olfactometers'][0]:
            self.olfaConfigDict['Olfactometers'][0]['Dilutors'] = [{}]
        if 'MFCs' not in self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]:
            self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]['MFCs'] = [{}, {}]  # Create a list of two dictionaries, one dictionary per MFC.
        self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]['MFCs'][1]['capacity'] = value

    def recordDilutorMFCGas_1(self):
        if 'Dilutors' not in self.olfaConfigDict['Olfactometers'][0]:
            self.olfaConfigDict['Olfactometers'][0]['Dilutors'] = [{}]
        if 'MFCs' not in self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]:
            self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]['MFCs'] = [{}, {}]  # Create a list of two dictionaries, one dictionary per MFC.
        self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]['MFCs'][1]['gas'] = self.dilutorMFCGasComboBox_1.currentText()

    def clearDilutor(self):
        if 'Dilutors' in self.olfaConfigDict['Olfactometers'][0]:
            self.dilutorMFCTypeComboBox_0.setCurrentIndex(-1)
            self.dilutorMFCAddressComboBox_0.setCurrentIndex(-1)
            self.dilutorMFCCapacitySpinBox_0.setValue(0)
            self.dilutorMFCGasComboBox_0.setCurrentIndex(-1)

            self.dilutorMFCTypeComboBox_1.setCurrentIndex(-1)
            self.dilutorMFCAddressComboBox_1.setCurrentIndex(-1)
            self.dilutorMFCCapacitySpinBox_1.setValue(0)
            self.dilutorMFCGasComboBox_1.setCurrentIndex(-1)

            self.dilutorTypeComboBox.setCurrentIndex(-1)
            self.dilutorComPortLineEdit.clear()

            # I delete the 'Dilutors' key AFTER changing the ComboBox indices to avoid recreating the key when the comboBox currentIndexChanged
            # signals fire and connect to their respective slots that create the 'Dilutors' key if its not already there.
            del self.olfaConfigDict['Olfactometers'][0]['Dilutors']
    
    def saveToCurrentFile(self):
        if 'com_port' not in self.olfaConfigDict['Olfactometers'][0]:
            QMessageBox.warning(self, "Warning", "Please enter the COM port number for the olfactometer!")
            return
        elif 'interface' not in self.olfaConfigDict['Olfactometers'][0]:
            QMessageBox.warning(self, "Warning", "Please choose the interface for the olfactometer!")
            return
        elif 'cassette_1_sn' not in self.olfaConfigDict['Olfactometers'][0]:
            QMessageBox.warning(self, "Warning", "Please enter the SN for Cassette 1!")
            return
        elif 'cassette_2_sn' not in self.olfaConfigDict['Olfactometers'][0]:
            QMessageBox.warning(self, "Warning", "Please enter the SN for Cassette 2!")
            return
        elif 'master_sn' not in self.olfaConfigDict['Olfactometers'][0]:
            QMessageBox.warning(self, "Warning", "Please enter the master SN!")
            return
        elif 'slave_index' not in self.olfaConfigDict['Olfactometers'][0]:
            QMessageBox.warning(self, "Warning", "Please enter the slave index number!")
            return
        
        for i in range(len(self.olfaConfigDict['Olfactometers'][0]['MFCs'])):  # There should only be two MFCs here.
            if 'MFC_type' not in self.olfaConfigDict['Olfactometers'][0]['MFCs'][i]:
                QMessageBox.warning(self, "Warning", f"Please choose the MFC type of the olfactometer MFC {i}!")
                return
            elif 'address' not in self.olfaConfigDict['Olfactometers'][0]['MFCs'][i]:
                QMessageBox.warning(self, "Warning", f"Please choose the address of the olfactometer MFC {i}!")
                return
            elif 'arduino_port_num' not in self.olfaConfigDict['Olfactometers'][0]['MFCs'][i]:
                QMessageBox.warning(self, "Warning", f"Please choose the Arduino port number of the olfactometer MFC {i}!")
                return
            elif 'capacity' not in self.olfaConfigDict['Olfactometers'][0]['MFCs'][i]:
                QMessageBox.warning(self, "Warning", f"Please choose the capacity of the olfactometer MFC {i}!")
                return
            elif 'gas' not in self.olfaConfigDict['Olfactometers'][0]['MFCs'][i]:
                QMessageBox.warning(self, "Warning", f"Please choose the gas type of the olfactometer MFC {i}!")
                return
        
        if (len(self.olfaConfigDict['Olfactometers'][0]['Vials']) > 0):
            emptyVials = []
            for vialNum, vialInfo in self.olfaConfigDict['Olfactometers'][0]['Vials'].items():
                if ('conc' not in vialInfo) and ('odor' in vialInfo):
                    QMessageBox.warning(self, "Warning", f"Please enter concentration for vial {vialNum} before saving.")
                    return
                elif ('odor' not in vialInfo) and ('conc' in vialInfo):
                    QMessageBox.warning(self, "Warning", f"Please enter odor name for vial {vialNum} before saving.")
                    return
                elif ('flows' not in vialInfo) or (len(vialInfo['flows']) == 0):
                    QMessageBox.warning(self, "Warning", f"Please at least one flowrate for vial {vialNum} before saving.")
                    return
                elif (vialInfo == {}):
                    emptyVials.append(vialNum)

            for vialNum in emptyVials:
                del self.olfaConfigDict['Olfactometers'][0]['Vials'][vialNum]  # Delete keys that have empty dict as their value.
        else:
            QMessageBox.warning(self, "Warning", "Please enter at least one vial!")
            return

        # After checking for user input vials, create the dummy vial if it is not already there.
        if '4' not in self.olfaConfigDict['Olfactometers'][0]['Vials']:
            self.olfaConfigDict['Olfactometers'][0]['Vials']['4'] = {'odor': 'dummy', 'conc': 0, 'flows': [0]}
        
        if ('Dilutors' in self.olfaConfigDict['Olfactometers'][0]) and (len(self.olfaConfigDict['Olfactometers'][0]['Dilutors']) > 0):  # This means at least one input field was edited with a valid input.
            if (self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0] == {}):
                self.olfaConfigDict['Olfactometers'][0]['Dilutors'].clear()  # Empty all contents of the list but do not delete the 'Dilutors' key
                # self.olfaConfigDict['Olfactometers'][0]['Dilutors'].pop(0)
                # del self.olfaConfigDict['Olfactometers'][0]['Dilutors']
            elif 'com_port' not in self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]:
                QMessageBox.warning(self, "Warning", "Please enter COM port number for the dilutor!")
                return
            elif 'dilutor_type' not in self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]:
                QMessageBox.warning(self, "Warning", "Please choose an option for dilutor type!")
                return
            elif 'MFCs' not in self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]:
                QMessageBox.warning(self, "Warning", "Please choose options for both MFCs!")
                return
            else:
                for i in range(len(self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]['MFCs'])):  # There should only be two MFCs here.
                    if 'MFC_type' not in self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]['MFCs'][i]:
                        QMessageBox.warning(self, "Warning", f"Please choose an MFC type for MFC {i}!")
                        return
                    elif 'address' not in self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]['MFCs'][i]:
                        QMessageBox.warning(self, "Warning", f"Please choose an address for MFC {i}!")
                        return
                    elif 'capacity' not in self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]['MFCs'][i]:
                        QMessageBox.warning(self, "Warning", f"Please choose a capacity for MFC {i}!")
                        return
                    elif 'gas' not in self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]['MFCs'][i]:
                        QMessageBox.warning(self, "Warning", f"Please choose a gas for MFC {i}!")
                        return

        with open(self.olfaConfigFile, 'w') as olfa_config:
            json.dump(self.olfaConfigDict, olfa_config, indent=4)
            self.accept()  # Closes the dialog window.

    def saveAsNewFile(self):
        if 'com_port' not in self.olfaConfigDict['Olfactometers'][0]:
            QMessageBox.warning(self, "Warning", "Please enter the COM port number for the olfactometer!")
            return
        elif 'interface' not in self.olfaConfigDict['Olfactometers'][0]:
            QMessageBox.warning(self, "Warning", "Please choose the interface for the olfactometer!")
            return
        elif 'cassette_1_sn' not in self.olfaConfigDict['Olfactometers'][0]:
            QMessageBox.warning(self, "Warning", "Please enter the SN for Cassette 1!")
            return
        elif 'cassette_2_sn' not in self.olfaConfigDict['Olfactometers'][0]:
            QMessageBox.warning(self, "Warning", "Please enter the SN for Cassette 2!")
            return
        elif 'master_sn' not in self.olfaConfigDict['Olfactometers'][0]:
            QMessageBox.warning(self, "Warning", "Please enter the master SN!")
            return
        elif 'slave_index' not in self.olfaConfigDict['Olfactometers'][0]:
            QMessageBox.warning(self, "Warning", "Please enter the slave index number!")
            return
        
        for i in range(len(self.olfaConfigDict['Olfactometers'][0]['MFCs'])):  # There should only be two MFCs here.
            if 'MFC_type' not in self.olfaConfigDict['Olfactometers'][0]['MFCs'][i]:
                QMessageBox.warning(self, "Warning", f"Please choose the MFC type of the olfactometer MFC {i}!")
                return
            elif 'address' not in self.olfaConfigDict['Olfactometers'][0]['MFCs'][i]:
                QMessageBox.warning(self, "Warning", f"Please choose the address of the olfactometer MFC {i}!")
                return
            elif 'arduino_port_num' not in self.olfaConfigDict['Olfactometers'][0]['MFCs'][i]:
                QMessageBox.warning(self, "Warning", f"Please choose the Arduino port number of the olfactometer MFC {i}!")
                return
            elif 'capacity' not in self.olfaConfigDict['Olfactometers'][0]['MFCs'][i]:
                QMessageBox.warning(self, "Warning", f"Please choose the capacity of the olfactometer MFC {i}!")
                return
            elif 'gas' not in self.olfaConfigDict['Olfactometers'][0]['MFCs'][i]:
                QMessageBox.warning(self, "Warning", f"Please choose the gas type of the olfactometer MFC {i}!")
                return
        
        if (len(self.olfaConfigDict['Olfactometers'][0]['Vials']) > 0):
            emptyVials = []
            for vialNum, vialInfo in self.olfaConfigDict['Olfactometers'][0]['Vials'].items():
                if ('conc' not in vialInfo) and ('odor' in vialInfo):
                    QMessageBox.warning(self, "Warning", f"Please enter concentration for vial {vialNum} before saving.")
                    return
                elif ('odor' not in vialInfo) and ('conc' in vialInfo):
                    QMessageBox.warning(self, "Warning", f"Please enter odor name for vial {vialNum} before saving.")
                    return
                elif ('flows' not in vialInfo) or (len(vialInfo['flows']) == 0):
                    QMessageBox.warning(self, "Warning", f"Please at least one flowrate for vial {vialNum} before saving.")
                    return
                elif (vialInfo == {}):
                    emptyVials.append(vialNum)

            for vialNum in emptyVials:
                del self.olfaConfigDict['Olfactometers'][0]['Vials'][vialNum]  # Delete keys that have empty dict as their value.
        else:
            QMessageBox.warning(self, "Warning", "Please enter at least one vial!")
            return

        # After checking for user input vials, create the dummy vial if it is not already there.
        if '4' not in self.olfaConfigDict['Olfactometers'][0]['Vials']:
            self.olfaConfigDict['Olfactometers'][0]['Vials']['4'] = {'odor': 'dummy', 'conc': 0, 'flows': [0]}
        
        if ('Dilutors' in self.olfaConfigDict['Olfactometers'][0]) and (len(self.olfaConfigDict['Olfactometers'][0]['Dilutors']) > 0):  # This means at least one input field was edited with a valid input.
            if (self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0] == {}):
                self.olfaConfigDict['Olfactometers'][0]['Dilutors'].clear()  # Empty all contents of the list but do not delete the 'Dilutors' key
                # self.olfaConfigDict['Olfactometers'][0]['Dilutors'].pop(0)
                # del self.olfaConfigDict['Olfactometers'][0]['Dilutors']
            elif 'com_port' not in self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]:
                QMessageBox.warning(self, "Warning", "Please enter COM port number for the dilutor!")
                return
            elif 'dilutor_type' not in self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]:
                QMessageBox.warning(self, "Warning", "Please choose an option for dilutor type!")
                return
            elif 'MFCs' not in self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]:
                QMessageBox.warning(self, "Warning", "Please choose options for both MFCs!")
                return
            else:
                for i in range(len(self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]['MFCs'])):  # There should only be two MFCs here.
                    if 'MFC_type' not in self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]['MFCs'][i]:
                        QMessageBox.warning(self, "Warning", f"Please choose an MFC type for MFC {i}!")
                        return
                    elif 'address' not in self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]['MFCs'][i]:
                        QMessageBox.warning(self, "Warning", f"Please choose an address for MFC {i}!")
                        return
                    elif 'capacity' not in self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]['MFCs'][i]:
                        QMessageBox.warning(self, "Warning", f"Please choose a capacity for MFC {i}!")
                        return
                    elif 'gas' not in self.olfaConfigDict['Olfactometers'][0]['Dilutors'][0]['MFCs'][i]:
                        QMessageBox.warning(self, "Warning", f"Please choose a gas for MFC {i}!")
                        return

        if not os.path.isdir('olfactometry_config_files'):
            os.mkdir('olfactometry_config_files')
        options = QFileDialog.Options()
        options |= QFileDialog.DontUseNativeDialog
        fileName, _ = QFileDialog.getSaveFileName(parent=self, caption="Save As New Config File", directory="olfactometry_config_files/olfa_config_file_1.json", filter="JSON Files (*.json)", options=options)
        if fileName:
            with open(fileName, 'w') as olfa_config:
                json.dump(self.olfaConfigDict, olfa_config, indent=4)
                
            self.accept()  # Closes the dialog window.