add scheduler to generate events, remove hacky workaround

app/app.py

@@ -6,6 +6,7 @@ from flask_login import (LoginManager, login_user, login_required, logout_user,
 from misc import datetime, date, time, currDay, ZoneInfo, currVersion, currCommit
 from db import (db, Period, Task, Event, User)
 from forms import (TaskForm, EventForm, PeriodForm, SignupForm, LoginForm, SettingsForm)
+from backgroundTasks import scheduleCreateEvents
 from create_events import createEvents
 
 basedir = os.path.abspath(os.path.dirname(__file__))
@@ -21,6 +22,10 @@ db.init_app(app)
 migrate = Migrate()
 migrate.init_app(app, db)
 
+# Schedule creation of events every hour
+with app.app_context():
+    scheduleCreateEvents(app, db, currDay, Period, Event, createEvents)
+
 # Authentication stuff
 
 login_manager = LoginManager()
@@ -47,7 +52,6 @@ def injectVerCommit():
 # Index route
 @app.route('/')
 def index():
-    createEvents(db, currDay, Period, Event)
     return redirect('/events')
 
 # Authentication routes
@@ -120,7 +124,6 @@ def newPeriod():
         )
         db.session.add(period)
         db.session.commit()
-        createEvents(db, currDay, Period, Event)
         return redirect(f'/period/edit/{period.period}')
     return render_template('newPeriod.html', form=form)
 
@@ -152,7 +155,6 @@ def delete_period(periodNum):
 def events():
     events = Event.query.all()
     periods = Period.query.all()
-    createEvents(db, currDay, Period, Event)
 
     return render_template('events.html', events=events, periods=periods, datetime=datetime, date=date, ZoneInfo=ZoneInfo)