Add proper table rendering and populating from API

Pipfile

@@ -10,6 +10,8 @@ pyqt5 = "*"
 google-api-python-client = "*"
 google-auth-httplib2 = "*"
 google-auth-oauthlib = "*"
+dateutil = "*"
+python-dateutil = "*"
 
 [requires]
 python_version = "3.7"

bulk_reminders/api.py

@@ -62,6 +62,7 @@ class Calendar(object):
                 # Referencing the primary calendar should be done with the ID 'primary'
                 if entry.get('primary', False):
                     entry['id'] = 'primary'
+
                 yield entry
 
             # Continue loading more calendars
@@ -69,12 +70,12 @@ class Calendar(object):
             if page_token is None:
                 break
 
-    def getEvents(self, calendarID: str) -> None:
+    def getEvents(self, calendarID: str) -> List[Any]:
         now = datetime.datetime.utcnow().isoformat() + 'Z'  # 'Z' indicates UTC time
-        events_result = self.service.events().list(calendarId=calendarID, timeMin=now,
+        events = self.service.events().list(calendarId=calendarID, timeMin=now,
-                                                   maxResults=10, singleEvents=True,
+                                            maxResults=2500, singleEvents=True,
-                                                   orderBy='startTime').execute()
+                                            orderBy='startTime').execute()
-        events = events_result.get('items', [])
+        return events.get('items', [])
 
     def getCalendarsSimplified(self) -> List[Tuple[str, str]]:
         """Extracts the bare minimum required information from the Calendar."""

bulk_reminders/gui.py

@@ -1,7 +1,9 @@
-from PyQt5 import QtCore, QtGui
+import dateutil
-from PyQt5.QtWidgets import QDialog, QMainWindow
+from PyQt5 import QtCore, QtGui, QtWidgets
+from PyQt5.QtWidgets import QDialog, QMainWindow, QTableWidgetItem
+from dateutil.parser import isoparse
 
-from bulk_reminders import api
+from bulk_reminders import api, undo
 from bulk_reminders.gui_base import Ui_MainWindow
 from bulk_reminders.oauth import OAuthDialog
 
@@ -13,17 +15,18 @@ class MainWindow(QMainWindow, Ui_MainWindow):
         self.setupUi(self)
         self.show()
 
-        calendar = api.Calendar()
+        self.calendar = api.Calendar()
+        self.currentCalendarID = 'primary'
 
         # Authenticate user into Google API Engine
-        self.authenticated = calendar.authenticate_via_token()
+        self.authenticated = self.calendar.authenticate_via_token()
         if not self.authenticated:
-            temp_dialog = OAuthDialog(callback=calendar.authenticate_via_oauth)
+            temp_dialog = OAuthDialog(callback=self.calendar.authenticate_via_oauth)
             temp_dialog.show()
-        calendar.setupService()
+        self.calendar.setupService()
 
         # Get Calendars, Setup Calendar Selection Combobox
-        calendars = calendar.getCalendarsSimplified()
+        calendars = self.calendar.getCalendarsSimplified()
         self.comboModel = QtGui.QStandardItemModel()
         for id, summary in calendars:
             item = QtGui.QStandardItem(summary)
@@ -32,7 +35,55 @@ class MainWindow(QMainWindow, Ui_MainWindow):
         self.calendarCombobox.setModel(self.comboModel)
         self.calendarCombobox.currentIndexChanged[int].connect(self.comboBoxChanged)
 
+        # Setup Column View headers
+        self.eventsView.setColumnCount(4)
+        self.eventsView.setHorizontalHeaderLabels(['Summary', 'Status', 'Start', 'End'])
+        header = self.eventsView.horizontalHeader()
+        header.setSectionResizeMode(0, QtWidgets.QHeaderView.Stretch)
+        header.setSectionResizeMode(1, QtWidgets.QHeaderView.ResizeToContents)
+        header.setSectionResizeMode(2, QtWidgets.QHeaderView.ResizeToContents)
+        header.setSectionResizeMode(3, QtWidgets.QHeaderView.ResizeToContents)
+        self.eventsView.verticalHeader().hide()
+
+        self.undoButton.clicked().connect(self.undoEvents)
+        self.submitButton.clicked().connect(self.submitEvents)
+
+        # Disable the undo button until undo stages are available
+        if len(undo.stages) == 0:
+            self.undoButton.setDisabled(True)
+
+        self.populate()
+
+    def undo(self) -> None:
+        latest = undo.stages.pop(0)
+        for entry in latest:
+
+        # Disable the undo button until undo stages are available
+        if len(undo.stages) == 0:
+            self.undoButton.setDisabled(True)
+
+    def populate(self) -> None:
+        """Re-populate the table with all of the events"""
+        self.events = self.calendar.getEvents(self.currentCalendarID)
+        self.eventsView.setRowCount(len(self.events))
+        for row, event in enumerate(self.events):
+            print(event)
+            summaryItem = QTableWidgetItem(event['summary'])
+            summaryItem.setData(QtCore.Qt.UserRole)
+            summaryItem.setForeground(QtGui.QColor("blue"))
+            self.eventsView.setItem(row, 0, summaryItem)
+            start, end = event['start'], event['end']
+            start, end = start.get('date') or start.get('dateTime'), end.get('date') or end.get('dateTime')
+            start, end = isoparse(start), isoparse(end)
+
+            formatString = '%b %d, %Y'if event['start'].get('date') is not None else '%b %d, %Y %I:%M %Z'
+            self.eventsView.setItem(row, 1, QTableWidgetItem('Foreign'))
+            self.eventsView.setItem(row, 2, QTableWidgetItem(start.strftime(formatString)))
+            self.eventsView.setItem(row, 3, QTableWidgetItem(end.strftime(formatString)))
+
+
     @QtCore.pyqtSlot(int)
     def comboBoxChanged(self, row) -> None:
         """When the Calendar Selection combobox"""
-        self.currentCalendar = self.comboModel.item(row).data()
+        self.currentCalendarID = self.comboModel.item(row).data()
+        self.populate()

bulk_reminders/gui_base.py

@@ -24,6 +24,11 @@ class Ui_MainWindow(object):
         self.centralwidget.setObjectName("centralwidget")
         self.gridLayout = QtWidgets.QGridLayout(self.centralwidget)
         self.gridLayout.setObjectName("gridLayout")
+        self.eventsView = QtWidgets.QTableWidget(self.centralwidget)
+        self.eventsView.setObjectName("eventsView")
+        self.eventsView.setColumnCount(0)
+        self.eventsView.setRowCount(0)
+        self.gridLayout.addWidget(self.eventsView, 1, 0, 1, 1)
         self.verticalLayout = QtWidgets.QVBoxLayout()
         self.verticalLayout.setObjectName("verticalLayout")
         self.horizontalLayout_2 = QtWidgets.QHBoxLayout()
@@ -53,9 +58,6 @@ class Ui_MainWindow(object):
         self.undoButton.setObjectName("undoButton")
         self.horizontalLayout.addWidget(self.undoButton)
         self.verticalLayout.addLayout(self.horizontalLayout)
-        self.eventsView = QtWidgets.QColumnView(self.centralwidget)
-        self.eventsView.setObjectName("eventsView")
-        self.verticalLayout.addWidget(self.eventsView)
         self.gridLayout.addLayout(self.verticalLayout, 0, 0, 1, 1)
         MainWindow.setCentralWidget(self.centralwidget)
         self.menubar = QtWidgets.QMenuBar(MainWindow)