Executable_with_Cronofy.py

# WARNING! The Cronofy Calendar Integration will NOT work as it stands, until you set a proper ID/ access token,
#  so don't freak out if it doesn't work

import datetime, random, string, platform, pytz
from json import load, dump

from PyQt5 import QtCore, QtGui, QtWidgets
from pycronofy import *
from apscheduler.schedulers.background import BackgroundScheduler
from apscheduler.jobstores.sqlalchemy import SQLAlchemyJobStore
from apscheduler.executors.pool import ThreadPoolExecutor, ProcessPoolExecutor

cronofy_signup="https://app.cronofy.com/sign_up"
# Url to sign up for a developer account and get an auth token/ calendar ID

crono_cal = Client(access_token="Get your own from cronofy")
cal_id = "Fill it based on your most commonly used calendar"

jobstores = {
    'default': SQLAlchemyJobStore(url='sqlite:///jobs.sqlite')
}
executors = {
    'default': ThreadPoolExecutor(20),
    'processpool': ProcessPoolExecutor(5)
}
job_defaults = {
    'coalesce': False,
    'max_instances': 3
}
scheduler = BackgroundScheduler(jobstores=jobstores, executors=executors, job_defaults=job_defaults, timezone=pytz.utc)
scheduler.start()



listofsubjects = ["English", "Math", "Languages",
                  "Business", "Economics", "Geography", "History", "Psychology",
                  "Biology", "Chemistry", "Physics", "Computers", "Sports Science",
                  "Film", "Music", "Theatre", "Art"]

subjectgroups = {'english': ["English"],
                 'math': ["Math"],
                 'foreignlanguage': ["Languages"],
                 'humanities': ["Business", "Economics", "Geography", "History", "Psychology"],
                 'sciences': ["Biology", "Chemistry", "Physics", "Computers", "Sports Science"],
                 'extras': ["Film", "Music", "Theatre", "Art"]}

# Colour coding lookup table
colour_dict = {
    'english': '#66b3ff',  # Blue
    'math': '#9999ff',  # Light purple
    'foreignlanguage': '#e3cd4f',  # Yellow
    'sciences': '#91bc8f',  # Green
    'humanities': '#fc9b1d',  # Orange
    'extras': '#ff8084',  # Red

}


def daysBetween(date2):
    one_day = 1000 * 60 * 60 * 24
    date1_ms = datetime.datetime.now().date()
    date2_ms = date2
    difference_delta = date2_ms - date1_ms  # returns a timedelta object
    difference_ms = difference_delta.total_seconds() * 1000
    return round(difference_ms / one_day)


def datefromiso(datestring):
    return datestring.split('T', 1)[0]


def randomiser_for_ids():
    numbers = [str(i) for i in range(0, 10)]
    ASCII = list(string.ascii_letters) + numbers * 2
    random_id = [random.choice(ASCII) for i in range(0, 10)]
    return ''.join(random_id)


def writetoJSON(dictobj, file='memory.json', ):
    with open(file, mode='r+') as memory:
        s = memory.read().replace(']', '')
        memory.seek(0)
        memory.truncate()
        memory.write(s)
        # Leaves an unclosed parentheses

    with open(file, mode="a") as memory:
        memory.write(', \n')
        dump(dictobj, memory, indent=3)
        memory.write(']')
        # Closes that parentheses


def stylehandler(self):
    with open('theme.json', mode='r') as memory:
        s = load(memory)
    if s["darktheme"]:
        self.setdarktheme()
        theme = '''{"darktheme":true}'''
    else:
        self.setlighttheme()
        theme = '''{"darktheme":false}'''


def setdarktheme(self):
    with open('dark.qss', 'r') as theme:
        self.MainWindow.setStyleSheet(theme.read())


def setlighttheme(self):
    with open('light.qss', 'r') as theme:
        self.MainWindow.setStyleSheet(theme.read())


if platform.system == "Linux":
    import notify2

    notify2.init('App Name')


    def notification(title, text, icon=None):
        n = notify2.Notification(title, text, icon)

if platform.system == "Windows":
    from win10toast import ToastNotifier

    toaster = ToastNotifier()


    def notification(title, text, icon=None):
        toaster.show_toast(title, text, icon_path=icon, threaded=True)

if platform.system() == "Darwin":
    import applescript


    def notification(title, text, icon=None):
        command = 'display notification ' + '\"' + text + '\"'
        applescript.run(command, background=True)


class Ui_MainWindow(QtWidgets.QMainWindow):  # Most of this is autogenerated UI setup
    def __init__(self, MainWindow, parent=None):
        super(QtWidgets.QMainWindow, self).__init__(parent)
        MainWindow.setObjectName("Exam Scheduler")
        MainWindow.resize(656, 581)
        self.MainWindow = MainWindow

        self.centralWidget = QtWidgets.QWidget(MainWindow)
        self.centralWidget.setObjectName("centralWidget")
        self.verticalLayoutWidget = QtWidgets.QWidget(self.centralWidget)
        self.verticalLayoutWidget.setGeometry(QtCore.QRect(9, 10, 271, 435))
        self.verticalLayoutWidget.setObjectName("verticalLayoutWidget")
        self.verticalLayout = QtWidgets.QVBoxLayout(self.verticalLayoutWidget)
        self.verticalLayout.setSizeConstraint(QtWidgets.QLayout.SetMinAndMaxSize)
        self.verticalLayout.setContentsMargins(11, 11, 11, 11)
        self.verticalLayout.setSpacing(6)
        self.verticalLayout.setObjectName("verticalLayout")
        self.todaybutton = QtWidgets.QPushButton(self.verticalLayoutWidget)
        self.todaybutton.setMinimumSize(QtCore.QSize(0, 0))
        self.todaybutton.setMaximumSize(QtCore.QSize(16777215, 50))

        self.todaybutton.setObjectName("todaybutton")
        self.verticalLayout.addWidget(self.todaybutton)
        self.weekbutton = QtWidgets.QPushButton(self.verticalLayoutWidget)
        self.weekbutton.setMinimumSize(QtCore.QSize(0, 0))
        self.weekbutton.setMaximumSize(QtCore.QSize(16777215, 50))

        self.weekbutton.setObjectName("weekbutton")
        self.verticalLayout.addWidget(self.weekbutton)
        self.eventlist = QtWidgets.QListWidget(self.verticalLayoutWidget)
        self.eventlist.setMaximumSize(QtCore.QSize(16777215, 270))
        self.eventlist.setWordWrap(True)
        self.eventlist.setObjectName("eventlist")
        item = QtWidgets.QListWidgetItem()
        font = QtGui.QFont()
        font.setPointSize(15)
        font.setBold(True)
        font.setItalic(True)
        font.setWeight(75)
        item.setFont(font)
        self.eventlist.addItem(item)
        self.verticalLayout.addWidget(self.eventlist)
        self.calendarbutton = QtWidgets.QPushButton(self.verticalLayoutWidget)
        sizePolicy = QtWidgets.QSizePolicy(QtWidgets.QSizePolicy.Minimum, QtWidgets.QSizePolicy.Maximum)
        sizePolicy.setHorizontalStretch(0)
        sizePolicy.setVerticalStretch(0)
        sizePolicy.setHeightForWidth(self.calendarbutton.sizePolicy().hasHeightForWidth())
        self.calendarbutton.setSizePolicy(sizePolicy)
        self.calendarbutton.setMinimumSize(QtCore.QSize(0, 45))
        self.calendarbutton.setObjectName("calendarbutton")
        self.verticalLayout.addWidget(self.calendarbutton)
        self.newexambutton = QtWidgets.QPushButton(self.centralWidget)
        self.newexambutton.setGeometry(QtCore.QRect(480, 20, 161, 31))
        self.newexambutton.setMaximumSize(QtCore.QSize(200, 16777215))
        self.newexambutton.setObjectName("newexambutton")
        self.label_4 = QtWidgets.QLabel(self.centralWidget)
        self.label_4.setGeometry(QtCore.QRect(320, 30, 91, 51))
        self.label_4.setTextFormat(QtCore.Qt.RichText)
        self.label_4.setObjectName("label_4")
        self.gridlayout = QtWidgets.QWidget(self.centralWidget)
        self.gridlayout.setGeometry(QtCore.QRect(290, 80, 361, 361))
        self.gridlayout.setObjectName("gridlayout")
        self.gridLayout = QtWidgets.QGridLayout(self.gridlayout)
        self.gridLayout.setContentsMargins(11, 11, 11, 11)
        self.gridLayout.setSpacing(6)
        self.gridLayout.setObjectName("gridLayout")
        self.changemodebutton = QtWidgets.QPushButton(self.centralWidget)
        self.changemodebutton.setGeometry(475, 450, 165, 40)
        self.changemodebutton.setText("Change Color Scheme")
        self.newsessionbutton = QtWidgets.QPushButton(self.centralWidget)
        self.newsessionbutton.setGeometry(QtCore.QRect(478, 70, 161, 31))
        self.newsessionbutton.setMaximumSize(QtCore.QSize(200, 16777215))
        self.newsessionbutton.setObjectName("newsessionbutton")
        MainWindow.setCentralWidget(self.centralWidget)
        self.menuBar = QtWidgets.QMenuBar(MainWindow)
        self.menuBar.setGeometry(QtCore.QRect(0, 0, 656, 22))
        self.menuBar.setObjectName("menuBar")
        MainWindow.setMenuBar(self.menuBar)
        self.mainToolBar = QtWidgets.QToolBar(MainWindow)
        self.mainToolBar.setObjectName("mainToolBar")
        MainWindow.addToolBar(QtCore.Qt.TopToolBarArea, self.mainToolBar)
        self.statusBar = QtWidgets.QStatusBar(MainWindow)
        self.statusBar.setObjectName("statusBar")
        MainWindow.setStatusBar(self.statusBar)


        # Function calls and connections
        self.todaybutton.clicked.connect(lambda: self.displaycheckboxestoday('memory.json'))
        self.weekbutton.clicked.connect((lambda: self.displaycheckboxesweek('memory.json')))
        self.newsessionbutton.clicked.connect(lambda: self.createsessionform())
        self.changemodebutton.clicked.connect(lambda: self.changetheme())
        self.newexambutton.clicked.connect(lambda: self.createform())
        self.calendarbutton.clicked.connect(lambda: self.showcalendar())
        QtCore.QMetaObject.connectSlotsByName(MainWindow)

        with open('theme.json', 'a'):
            ''

        with open('memory.json', 'a'):
            ''
        # Initialise the files, to avoid potential name errors or file not found errors

        with open('theme.json', mode='r') as memory:
            s = load(memory)
            try:
                if s["darktheme"]:
                    self.setdarktheme()
                    theme = '''{"darktheme":true}'''
                else:
                    self.setlighttheme()
                    theme = '''{"darktheme":false}'''
            except FileNotFoundError or FileExistsError:
                self.setlighttheme()
                theme = '''{"darktheme":true}'''
        with open('theme.json', mode='w') as memory:
            memory.write(theme)
        # Reads the theme, and sets accordingly

        self.retranslateUi(MainWindow)
        self.listfrommemory('memory.json')
        self.displaycheckboxestoday('memory.json')

    def retranslateUi(self, MainWindow): # Again, mostly auto-generated
        _translate = QtCore.QCoreApplication.translate
        MainWindow.setWindowTitle(_translate("Exam Scheduler", "Exam Scheduler"))
        self.todaybutton.setAccessibleName(_translate("MainWindow", "todaybutton"))
        self.todaybutton.setText(_translate("MainWindow", "Today"))
        self.weekbutton.setAccessibleName(_translate("MainWindow", "weekbutton"))
        self.weekbutton.setText(_translate("MainWindow", "Next 7 Days"))
        self.eventlist.setAccessibleName(_translate("MainWindow", "eventlist"))
        __sortingEnabled = self.eventlist.isSortingEnabled()
        self.eventlist.setSortingEnabled(False)
        item = self.eventlist.item(0)
        item.setText(_translate("MainWindow", "All Deadlines"))
        self.eventlist.setSortingEnabled(__sortingEnabled)
        self.calendarbutton.setAccessibleName(_translate("MainWindow", "calendarbutton"))
        self.calendarbutton.setText(_translate("MainWindow", "View in Calendar"))
        self.newexambutton.setAccessibleName(_translate("MainWindow", "newexambutton"))
        self.newexambutton.setText(_translate("MainWindow", "New Exam"))
        self.label_4.setText(_translate("MainWindow",
                                          "<html><head/><body><p><span style=\" font-size:18pt; font-weight:600; font-style:italic;\">Today</span></p></body></html>"))

        self.newsessionbutton.setAccessibleName(_translate("MainWindow", "newsessionbutton"))
        self.newsessionbutton.setText(_translate("MainWindow", "New Session"))

    def listfrommemory(self, memfile='memory.json'): # Read events from memory, and create the list of deadlines
        # Requires a highly specific data structure.
        with open(memfile, 'r') as memory:
            date_today = datetime.datetime.now().date().isoformat()
            acceptable_args = ['deadline', 'exam', 'project', 'other']  # All things which are not sessions
            deadlines = [thing for thing in load(memory) if
                         thing['type'].lower() in acceptable_args]  # If thing is a deadline/project/whatever
            upcoming_deadlines = [thing for thing in deadlines if thing['deadline'] >= date_today]
            upcoming_deadlines = sorted(upcoming_deadlines, key=lambda k: k['deadline']) # Sorts by date
            for thing in upcoming_deadlines:
                x = thing['name'].upper()
                y = '[' + thing['subject'] + ']:'  # For visual/style reasons
                z = thing['deadline'].split('T', 1)[0]  # removes the time portion of datetime string
                item = QtWidgets.QListWidgetItem(x + y + z)
                for key, value in subjectgroups.items():  # This block colour codes the session appropriately.
                    # Probably not the most elegant code in the world, but it works
                    if thing['subject'] in value:
                        item.setBackground(QtGui.QColor(colour_dict[key]))
                        break
                self.eventlist.addItem(item)
                linebreak = QtWidgets.QListWidgetItem('')
                self.eventlist.addItem(linebreak)
                # Just for aesthetic reasons, leave linebreaks in

    def displaycheckboxestoday(self, memory): # Displays 'TO-DO' articles for the day based on the memory file
        for i in reversed(range(self.gridLayout.count())):
            self.gridLayout.itemAt(i).widget().setParent(None)
        boxnumber = 0  # Specifies the position/index
        date_today = datetime.datetime.now().date()  # Returns today's date in ISO format(date only)
        date_today = str(date_today)
        self.label_4.setText(
            "<html><head/><body><p><span style=\" font-size:18pt; font-weight:600; font-style:italic;\">Today</span></p></body></html>")
        with open(memory, 'r') as jsonmem:
            # Get all today's events using iso date handling
            sessions = [item for item in load(jsonmem) if item['type'].lower() == 'session']
            today_sessions = [item for item in sessions if datefromiso(item['start_time']) == date_today]
            today_sessions = sorted(today_sessions, key=lambda k: k['start_time'])
            for item in today_sessions:
                self.eventcheckbox = QtWidgets.QCheckBox(self.gridlayout)
                self.eventcheckbox.setText(item['description'])
                for key, value in subjectgroups.items(): # Colour codes the session appropriately.
                    if item['subject'] in value:
                        self.eventcheckbox.setStyleSheet("background-color:" + colour_dict[key] + '; \n')
                        break
                self.gridLayout.addWidget(self.eventcheckbox, boxnumber, 0, 1, 1)
                boxnumber += 1

    def displaycheckboxesweek(self, memory): # Displays 'TO-DO' articles for the next 7 days
        for i in reversed(range(self.gridLayout.count())):
            self.gridLayout.itemAt(i).widget().setParent(None)
        boxnumber = 0
        date_today = datetime.datetime.now().date()  # Returns today's date in ISO format(date only)
        date_today = datefromiso(str(date_today))
        weeklater =(datetime.datetime.now() + datetime.timedelta(days=7)).isoformat()
        self.label_4.setText(
            "<html><head/><body><p><span style=\" font-size:18pt; font-weight:600; font-style:italic;\">This Week</span></p></body></html>")

        with open(memory, 'r') as jsonmem:
            # Get all this week's events using iso date handling
            sessions = [item for item in load(jsonmem) if item['type'].lower() == 'session']
            thisweek = [item for item in sessions if
                        date_today <= datefromiso(item['start_time']) <= datefromiso(weeklater)]
            thisweek = sorted(thisweek, key=lambda k: k['start_time'])

            for item in thisweek:
                self.eventcheckbox = QtWidgets.QCheckBox(self.gridlayout)
                self.eventcheckbox.setText(item['description'])
                for key, value in subjectgroups.items():  # Colour codes the session appropriately.
                    if item['subject'] in value:
                        self.eventcheckbox.setStyleSheet("background-color:" + colour_dict[key] + '; \n')
                        break
                self.gridLayout.addWidget(self.eventcheckbox, boxnumber, 0, 1, 1)
                boxnumber += 1

    def createform(self):
        self.window = QtWidgets.QMainWindow()
        self.dialog = FormWindow(self.window)
        self.window.show()

    def createsessionform(self):
        self.window = QtWidgets.QMainWindow()
        self.dialog = Sessionform(self.window)
        self.window.show()

    def showcalendar(self):
        self.window = QtWidgets.QDialog()
        self.window.setStyleSheet("background-color:black")
        self.dialog = Calendar(self.window)
        self.window.show()

    def setdarktheme(self):
        stylesheet = '''
        border-width: 2px;
        border-radius: 4px;
        padding: 2px;
        border-style: outset;
        border-color:#00FFFF
        '''

        with open('dark.qss', 'r') as theme:
            self.MainWindow.setStyleSheet(theme.read())
        self.todaybutton.setStyleSheet(stylesheet)
        self.weekbutton.setStyleSheet(stylesheet)
        self.eventlist.setStyleSheet(stylesheet)
        self.calendarbutton.setStyleSheet(stylesheet)
        self.newexambutton.setStyleSheet(stylesheet)
        self.newsessionbutton.setStyleSheet(stylesheet)
        self.label_4.setStyleSheet("color:cyan;")
        self.darktheme = True
        self.label_4.setText(
            "<html><head/><body><p><span style=\" font-size:18pt; font-weight:600; font-style:italic;\">Today</span></p></body></html>")

    def setlighttheme(self):
        stylesheet = '''border-style: outset;\n
                      border-width: 2px;\n
                      border-radius: 4px;\n
                      border-color: blue\n

                      '''
        orangestylesheet = '''border-style: outset;\n
                            border-width: 2px;\n
                            border-radius: 4px;\n
                            border-color: darkorange\n
                            '''

        with open('light.qss', 'r') as theme:
            self.MainWindow.setStyleSheet(theme.read())
        self.todaybutton.setStyleSheet(stylesheet)
        self.label_4.setStyleSheet("color:blue;")
        self.weekbutton.setStyleSheet(stylesheet)
        self.eventlist.setStyleSheet(stylesheet)
        self.calendarbutton.setStyleSheet(stylesheet)
        self.newexambutton.setStyleSheet(orangestylesheet)
        self.newsessionbutton.setStyleSheet(orangestylesheet)
        self.darktheme = False
        self.label_4.setText(
            "<html><head/><body><p><span style=\" font-size:18pt; font-weight:600; font-style:italic;\">Today</span></p></body></html>")

    def changetheme(self):
        with open('theme.json', mode='r') as memory:
            s = load(memory)
            if not s["darktheme"]:
                self.setdarktheme()
                theme = '''{"darktheme":true}'''
            else:
                self.setlighttheme()
                theme = '''{"darktheme":false}'''
        with open('theme.json', mode='w') as memory:
            memory.write(theme)

    def schedule(self, event: dict, wordcount, chaptercount):
        self.window.close()
        deadline_date = datefromiso(event['deadline'])
        days_available = daysBetween(datetime.date.fromisoformat(deadline_date))  # start time is iso string
        time_required = wordcount / 250 + chaptercount * 1.5  # 90mins/chapter, and 250 words an hour.
        daily_sessions = round(
            time_required / days_available) if days_available > 0 else time_required  # time required is a plain number of hours
        frontloaded_days_int = round(days_available / 2) if days_available > 1 else 1  # number of days

        for i in range(1, frontloaded_days_int + 1):  # Everything within here repeats once a day

            for session in range(5, round(min(2 * 2 * daily_sessions + 9, 18)),
                                  2):
                # Creates a new session 30 mins later, this block repeats within a single day  TODO: Possibly refine using hours and minutes
                self.write_session(datetime.time(hour=session), i, event)


        for j in range(frontloaded_days_int, days_available):
            for session in range(5, min(3 * daily_sessions + 9, 18), 3):  # Caps the number of daily sessions
                self.write_session(datetime.time(hour=session), j,event)

    def write_session(self, time,
                      displacement,
                      memory_dict):  # Time refers to the  starting time(not date) of the session. Displacement refers to the hours/time before the session

        precomputed_end =(datetime.time(hour=time.hour + 1, minute=time.minute + 30)).isoformat()
        # Ninety minutes later,for duration of session
        session_summary = memory_dict['notes'] if memory_dict['notes'] \
            else "Study Session " + memory_dict['subject']
        constructed_date =(datetime.datetime.now().date() + datetime.timedelta(days=displacement)).isoformat()
        eventID = randomiser_for_ids()
        # Constructs a date using time and displacement parameters

        session = {
            'event_id': eventID,
            'name': '',
            'subject': memory_dict['subject'],
            'description': 'Work On ' + "\'" + session_summary + "\'",
            'plan': '',
            'type': 'session',
            'start_time': constructed_date + 'T' + time.isoformat(),
            'end_time': constructed_date + 'T' + precomputed_end + 'GST',  # Adds 90 minutes
            'deadline': None
        }

        cronosession = {
            'event_id': eventID,
            'summary': 'Work On ' + "\'" + session_summary + "\'",
            'description': "more whatnot",
            'start': constructed_date + 'T' + time.isoformat()+'GST',
            'end': constructed_date + 'T' + precomputed_end+'GST',
        }
        crono_cal.upsert_event(cal_id, cronosession)
        writetoJSON(session)

        notificationjob = scheduler.add_job(name='notification', func=notification,
                                            args=[session['subject'], session['description']],
                                            run_date=constructed_date+'T'+time.isoformat())


class Sessionform(QtWidgets.QMainWindow):
    def __init__(self, MainWindow, parent=None):
        super(QtWidgets.QMainWindow, self).__init__(parent)
        MainWindow.setObjectName("New Session")
        MainWindow.resize(394, 472)
        self.MainWindow = MainWindow
        self.centralWidget = QtWidgets.QWidget(MainWindow)
        self.centralWidget.setObjectName("centralWidget")
        self.formLayoutWidget = QtWidgets.QWidget(self.centralWidget)
        self.formLayoutWidget.setGeometry(QtCore.QRect(0, 0, 391, 431))
        self.formLayoutWidget.setObjectName("formLayoutWidget")
        self.formLayout = QtWidgets.QFormLayout(self.formLayoutWidget)
        self.formLayout.setContentsMargins(11, 11, 11, 11)
        self.formLayout.setSpacing(6)
        self.formLayout.setObjectName("formLayout")
        self.label_2 = QtWidgets.QLabel(self.formLayoutWidget)
        self.label_2.setObjectName("label_2")
        self.formLayout.setWidget(1, QtWidgets.QFormLayout.LabelRole, self.label_2)
        self.subject_box = QtWidgets.QComboBox(self.formLayoutWidget)
        self.subject_box.setObjectName("subject_box")
        self.formLayout.setWidget(1, QtWidgets.QFormLayout.FieldRole, self.subject_box)
        self.horizontalLayout = QtWidgets.QHBoxLayout()
        self.horizontalLayout.setSpacing(6)
        self.horizontalLayout.setObjectName("horizontalLayout")
        self.formLayout.setLayout(2, QtWidgets.QFormLayout.LabelRole, self.horizontalLayout)
        self.label_4 = QtWidgets.QLabel(self.formLayoutWidget)
        self.label_4.setObjectName("label_4")
        self.formLayout.setWidget(3, QtWidgets.QFormLayout.LabelRole, self.label_4)
        self.dateTimeEdit = QtWidgets.QDateTimeEdit(self.formLayoutWidget)
        self.dateTimeEdit.setObjectName("dateTimeEdit")
        self.formLayout.setWidget(3, QtWidgets.QFormLayout.FieldRole, self.dateTimeEdit)
        self.label_3 = QtWidgets.QLabel(self.formLayoutWidget)
        self.label_3.setObjectName("label_3")
        self.formLayout.setWidget(4, QtWidgets.QFormLayout.LabelRole, self.label_3)
        self.label_5 = QtWidgets.QLabel(self.formLayoutWidget)
        self.label_5.setObjectName("label_5")
        self.formLayout.setWidget(5, QtWidgets.QFormLayout.LabelRole, self.label_5)
        self.sessionplan = QtWidgets.QPlainTextEdit(self.formLayoutWidget)
        self.sessionplan.setObjectName("sessionplan")
        self.formLayout.setWidget(5, QtWidgets.QFormLayout.FieldRole, self.sessionplan)
        self.horizontalLayout_4 = QtWidgets.QHBoxLayout()
        self.horizontalLayout_4.setSpacing(6)
        self.horizontalLayout_4.setObjectName("horizontalLayout_4")
        spacerItem = QtWidgets.QSpacerItem(40, 20, QtWidgets.QSizePolicy.Expanding, QtWidgets.QSizePolicy.Minimum)
        self.horizontalLayout_4.addItem(spacerItem)
        self.pushButton = QtWidgets.QPushButton(self.formLayoutWidget)
        self.pushButton.setMaximumSize(QtCore.QSize(200, 16777215))
        self.pushButton.setObjectName("pushButton")
        self.horizontalLayout_4.addWidget(self.pushButton)
        self.formLayout.setLayout(6, QtWidgets.QFormLayout.FieldRole, self.horizontalLayout_4)
        self.horizontalLayout_3 = QtWidgets.QHBoxLayout()
        self.horizontalLayout_3.setSpacing(6)
        self.horizontalLayout_3.setObjectName("horizontalLayout_3")
        self.formLayout.setLayout(8, QtWidgets.QFormLayout.LabelRole, self.horizontalLayout_3)
        self.summary = QtWidgets.QPlainTextEdit(self.formLayoutWidget)
        sizePolicy = QtWidgets.QSizePolicy(QtWidgets.QSizePolicy.Preferred, QtWidgets.QSizePolicy.Preferred)
        sizePolicy.setHorizontalStretch(0)
        sizePolicy.setVerticalStretch(0)
        sizePolicy.setHeightForWidth(self.summary.sizePolicy().hasHeightForWidth())
        self.summary.setSizePolicy(sizePolicy)
        self.summary.setMaximumSize(QtCore.QSize(250, 25))
        self.summary.setObjectName("summary")
        self.formLayout.setWidget(4, QtWidgets.QFormLayout.FieldRole, self.summary)
        MainWindow.setCentralWidget(self.centralWidget)
        self.menuBar = QtWidgets.QMenuBar(MainWindow)
        self.menuBar.setGeometry(QtCore.QRect(0, 0, 394, 22))
        self.menuBar.setObjectName("menuBar")
        MainWindow.setMenuBar(self.menuBar)
        self.mainToolBar = QtWidgets.QToolBar(MainWindow)
        self.mainToolBar.setObjectName("mainToolBar")
        MainWindow.addToolBar(QtCore.Qt.TopToolBarArea, self.mainToolBar)
        self.statusBar = QtWidgets.QStatusBar(MainWindow)
        self.statusBar.setObjectName("statusBar")
        MainWindow.setStatusBar(self.statusBar)
        for i in range(0, len(listofsubjects) - 1): self.subject_box.addItem(listofsubjects[i])

        self.retranslateUi(MainWindow)
        self.pushButton.clicked.connect(lambda: self.save_event())
        QtCore.QMetaObject.connectSlotsByName(MainWindow)

    def retranslateUi(self, MainWindow):
        _translate = QtCore.QCoreApplication.translate
        MainWindow.setWindowTitle(_translate("New Session", "New Session"))
        self.label_2.setText(_translate("MainWindow", "Subject"))
        self.label_4.setText(_translate("MainWindow", "Date"))
        self.label_3.setText(_translate("MainWindow", "Event"))
        self.label_5.setText(_translate("MainWindow", "Plan/Notes"))
        self.pushButton.setText(_translate("MainWindow", "Save Event"))
        self.dateTimeEdit.setDate(QtCore.QDate.currentDate())

    def save_event(self):
        iso_date = self.dateTimeEdit.dateTime().toPyDateTime()
        iso_date_utc = iso_date.astimezone(pytz.utc).isoformat()
        plusninety_utc =(datetime.datetime.fromisoformat(iso_date_utc) + datetime.timedelta(minutes=90)).astimezone(
            pytz.utc).isoformat()

        eventID = randomiser_for_ids()
        memory_dict = {
            'event_id': eventID,
            'type': "Session",
            'name': self.summary.toPlainText(),
            'subject': self.subject_box.currentText(),
            'start_time': iso_date_utc,
            'end_time': plusninety_utc,
            'deadline': iso_date_utc,
            'plan': self.sessionplan.toPlainText(),
            'description': self.sessionplan.toPlainText()
        }

        cronofy_dict = {
            'event_id': eventID,
            'summary': memory_dict['name'],
            'description': self.sessionplan.toPlainText(),
            'start': iso_date_utc,
            'end': plusninety_utc,
            # 90 minutes later
        }
        writetoJSON(memory_dict)
        crono_cal.upsert_event(cal_id, cronofy_dict)
        notificationjob = scheduler.add_job(name='notification', func=notification,
                                             args=[memory_dict['subject'], memory_dict['description']],
                                             run_date=iso_date_utc)
        self.close()


class FormWindow(QtWidgets.QMainWindow):

    def __init__(self, MainWindow, parent=None):
        super(QtWidgets.QMainWindow, self).__init__(parent)
        MainWindow.setObjectName("New Exam")
        MainWindow.resize(355, 437)
        self.MainWindow = MainWindow
        self.centralWidget = QtWidgets.QWidget(MainWindow)
        self.centralWidget.setObjectName("centralWidget")
        self.formLayoutWidget = QtWidgets.QWidget(self.centralWidget)
        self.formLayoutWidget.setGeometry(QtCore.QRect(10, 10, 341, 361))
        self.formLayoutWidget.setObjectName("formLayoutWidget")
        self.formLayout = QtWidgets.QFormLayout(self.formLayoutWidget)
        self.formLayout.setContentsMargins(11, 11, 11, 11)
        self.formLayout.setSpacing(6)
        self.formLayout.setObjectName("formLayout")
        self.label = QtWidgets.QLabel(self.formLayoutWidget)
        self.label.setObjectName("label")
        self.formLayout.setWidget(1, QtWidgets.QFormLayout.LabelRole, self.label)
        self.event_type_box = QtWidgets.QComboBox(self.formLayoutWidget)
        self.event_type_box.setObjectName("event_type_box")
        self.event_type_box.addItem("")
        self.event_type_box.addItem("")
        self.event_type_box.addItem("")
        self.event_type_box.addItem("")
        self.formLayout.setWidget(1, QtWidgets.QFormLayout.FieldRole, self.event_type_box)
        self.label_2 = QtWidgets.QLabel(self.formLayoutWidget)
        self.label_2.setObjectName("label_2")
        self.formLayout.setWidget(2, QtWidgets.QFormLayout.LabelRole, self.label_2)
        self.subject_box = QtWidgets.QComboBox(self.formLayoutWidget)
        self.subject_box.setObjectName("subject_box")
        for i in range(0, len(listofsubjects) - 1): self.subject_box.addItem(listofsubjects[i])
        self.formLayout.setWidget(2, QtWidgets.QFormLayout.FieldRole, self.subject_box)
        self.horizontalLayout = QtWidgets.QHBoxLayout()
        self.horizontalLayout.setSpacing(6)
        self.horizontalLayout.setObjectName("horizontalLayout")
        self.formLayout.setLayout(3, QtWidgets.QFormLayout.LabelRole, self.horizontalLayout)
        self.label_3 = QtWidgets.QLabel(self.formLayoutWidget)
        self.label_3.setObjectName("label_3")
        self.formLayout.setWidget(7, QtWidgets.QFormLayout.LabelRole, self.label_3)
        self.label_4 = QtWidgets.QLabel(self.formLayoutWidget)
        self.label_4.setObjectName("label_4")
        self.formLayout.setWidget(4, QtWidgets.QFormLayout.LabelRole, self.label_4)
        self.dateTimeEdit = QtWidgets.QDateTimeEdit(self.formLayoutWidget)
        self.dateTimeEdit.setObjectName("dateTimeEdit")
        self.dateTimeEdit.setMinimumSize(QtCore.QSize(100, 20))
        self.formLayout.setWidget(4, QtWidgets.QFormLayout.FieldRole, self.dateTimeEdit)
        self.label_5 = QtWidgets.QLabel(self.formLayoutWidget)
        self.label_5.setObjectName("label_5")
        self.formLayout.setWidget(8, QtWidgets.QFormLayout.LabelRole, self.label_5)
        self.summary = QtWidgets.QPlainTextEdit(self.formLayoutWidget)
        self.summary.setMaximumSize(QtCore.QSize(200, 100))
        self.summary.setObjectName("sessionplan")
        self.formLayout.setWidget(7, QtWidgets.QFormLayout.FieldRole, self.summary)
        self.plan = QtWidgets.QPlainTextEdit(self.formLayoutWidget)
        self.plan.setMaximumSize(QtCore.QSize(200, 100))
        self.plan.setObjectName("summary")
        self.formLayout.setWidget(8, QtWidgets.QFormLayout.FieldRole, self.plan)
        self.label_6 = QtWidgets.QLabel(self.formLayoutWidget)
        self.label_6.setObjectName("label_6")
        self.formLayout.setWidget(5, QtWidgets.QFormLayout.LabelRole, self.label_6)
        self.label_7 = QtWidgets.QLabel(self.formLayoutWidget)
        self.label_7.setObjectName("label_7")
        self.formLayout.setWidget(6, QtWidgets.QFormLayout.LabelRole, self.label_7)
        self.word_count = QtWidgets.QSpinBox(self.formLayoutWidget)
        self.word_count.setMaximum(90000)
        self.word_count.setSingleStep(200)
        self.word_count.setProperty("value", 0)
        self.word_count.setObjectName("word_count")
        self.formLayout.setWidget(5, QtWidgets.QFormLayout.FieldRole, self.word_count)
        self.chapter_count = QtWidgets.QSpinBox(self.formLayoutWidget)
        self.chapter_count.setObjectName("chapter_count")
        self.formLayout.setWidget(6, QtWidgets.QFormLayout.FieldRole, self.chapter_count)
        self.horizontalLayout_3 = QtWidgets.QHBoxLayout()
        self.horizontalLayout_3.setSpacing(6)
        self.horizontalLayout_3.setObjectName("horizontalLayout_3")
        self.formLayout.setLayout(11, QtWidgets.QFormLayout.LabelRole, self.horizontalLayout_3)
        self.horizontalLayout_4 = QtWidgets.QHBoxLayout()
        self.horizontalLayout_4.setSpacing(6)
        self.horizontalLayout_4.setObjectName("horizontalLayout_4")
        spacerItem = QtWidgets.QSpacerItem(40, 20, QtWidgets.QSizePolicy.Expanding, QtWidgets.QSizePolicy.Minimum)
        self.horizontalLayout_4.addItem(spacerItem)
        self.save_button = QtWidgets.QPushButton(self.formLayoutWidget)
        self.save_button.setMaximumSize(QtCore.QSize(200, 16777215))
        self.save_button.setObjectName("pushButton")
        self.horizontalLayout_4.addWidget(self.save_button)
        self.formLayout.setLayout(9, QtWidgets.QFormLayout.FieldRole, self.horizontalLayout_4)
        MainWindow.setCentralWidget(self.centralWidget)
        self.menuBar = QtWidgets.QMenuBar(MainWindow)
        self.menuBar.setGeometry(QtCore.QRect(0, 0, 355, 22))
        self.menuBar.setObjectName("menuBar")
        MainWindow.setMenuBar(self.menuBar)
        self.mainToolBar = QtWidgets.QToolBar(MainWindow)
        self.mainToolBar.setObjectName("mainToolBar")
        MainWindow.addToolBar(QtCore.Qt.TopToolBarArea, self.mainToolBar)
        self.statusBar = QtWidgets.QStatusBar(MainWindow)
        self.statusBar.setObjectName("statusBar")
        MainWindow.setStatusBar(self.statusBar)
        self.retranslateUi(MainWindow)
        QtCore.QMetaObject.connectSlotsByName(MainWindow)
        self.save_button.clicked.connect(self.save_event)

    def retranslateUi(self, MainWindow):
        _translate = QtCore.QCoreApplication.translate
        MainWindow.setWindowTitle(_translate("New Exam", "New Exam"))
        self.label.setText(_translate("MainWindow", "Event type"))
        self.dateTimeEdit.setDate(QtCore.QDate.currentDate())
        self.event_type_box.setItemText(0, _translate("MainWindow", "Exam"))
        self.event_type_box.setItemText(1, _translate("MainWindow", "Project"))
        self.event_type_box.setItemText(2, _translate("MainWindow", "Deadline"))
        self.event_type_box.setItemText(3, _translate("MainWindow", "Other"))
        self.label_2.setText(_translate("MainWindow", "Subject"))
        self.label_3.setText(_translate("MainWindow", "Summary/Notes"))
        self.label_4.setText(_translate("MainWindow", "Deadline"))
        self.label_5.setText(_translate("MainWindow", "Plan"))
        self.label_6.setText(_translate("MainWindow", "Word count"))
        self.label_7.setText(_translate("MainWindow", "Chapter count"))
        self.save_button.setText(_translate("MainWindow", "Save Event"))

    def save_event(self):
        iso_date = self.dateTimeEdit.dateTime().toPyDateTime()
        iso_date_utc = iso_date.astimezone(pytz.utc).isoformat()

        eventID = randomiser_for_ids()
        memory_dict = {
            'event_id': eventID,
            'type': self.event_type_box.currentText(),
            'subject': self.subject_box.currentText(),
            'deadline': iso_date_utc,
            'wordcount': self.word_count.value(),
            'chaptercount': self.chapter_count.value(),
            'notes': self.summary.toPlainText(),
            'summary': self.plan.toPlainText(),
            'name': self.summary.toPlainText(),
            'description': self.summary.toPlainText()
            # Delivers a GST date/time
        }
        cronofy_dict = {
            'event_id': eventID,
            'summary': memory_dict['notes'],
            'description': "An important deadline",
            'start': iso_date_utc,
            'end':(datetime.datetime.fromisoformat(iso_date_utc) + datetime.timedelta(hours=2)).isoformat()
            # 2 hours later, uses UTC
        }

        writetoJSON(memory_dict)
        crono_cal.upsert_event(cal_id, cronofy_dict)
        notificationjob = scheduler.add_job(name='notification', func=notification,
                                             args=[memory_dict['subject'], memory_dict['description']],
                                             run_date=iso_date_utc)
        Ui_MainWindow.schedule(ui, memory_dict, self.word_count.value(), self.chapter_count.value())

        self.close()


class Calendar(QtWidgets.QCalendarWidget):
    def __init__(self, parent=None):
        QtWidgets.QCalendarWidget.__init__(self, parent)
        self.setMinimumSize(QtCore.QSize(500, 500))
        self.setMaximumSize(QtCore.QSize(5000, 5000))
        self.setSelectionMode(True)
        self.currentPageChanged.connect(lambda: self.updateCells())
        self.setStyleSheet("background-color:white;\n color:black")

    def paintCell(self, painter, rect, date):
        QtWidgets.QCalendarWidget.paintCell(self, painter, rect, date)
        with open('memory.json', mode='r') as memory:
            exams = [i for i in load(memory) if i['type'].lower() in ['deadline', 'exam', 'project', 'other']]
            x = date.toPyDate().isoformat()  # ISO format of a calendar date(this should run on every cell of the calendar)
            for exam in exams:
                if x == datefromiso(exam['deadline']):
                    # Finds the required colour based on the dictionary
                    for(key, value) in subjectgroups.items():
                        if exam['subject'] in value:
                            painter.setBrush(QtGui.QColor(colour_dict[key]))
                            painter.drawRect(rect)
                            painter.setBrush(QtGui.QColor('#ffffff'))
                            painter.drawText(rect.center(), str(date.day()))
                            painter.drawText(rect.bottomLeft(), exam['subject'])
                            break

    def screenshot(self):
        QtGui.QPixmap.grabWindow(app.desktop().winId()).save(datetime.datetime.now().isoformat(), 'jpg')


if __name__ == "__main__":
    import sys

    app = QtWidgets.QApplication(sys.argv)
    MainWindow = QtWidgets.QMainWindow()
    ui = Ui_MainWindow(MainWindow)
    MainWindow.show()
    sys.exit(app.exec_())