separación de codigo para facil edición

Signed-off-by: Omar Sánchez Pizarro <omar.sanchez@pistacero.net>

app/google_calendar.py

@@ -0,0 +1,104 @@
+import google.oauth2.credentials
+
+from google.auth.transport.requests import Request
+from google.oauth2.credentials import Credentials
+from google_auth_oauthlib.flow import InstalledAppFlow
+from googleapiclient.discovery import build
+from googleapiclient.errors import HttpError
+
+from datetime import datetime
+from dateutil.relativedelta import relativedelta
+
+import os
+
+
+class GoogleCalendar:
+    def __init__(self):
+        self.creds = None
+        self.service = None
+        self.SCOPES = ['https://www.googleapis.com/auth/calendar.readonly']
+        self.authfile = os.path.join(os.path.dirname(__file__), '../googleoauth.json')
+        self.grantfile = os.path.join(os.path.dirname(__file__), '../googleoauth_grant.json')
+
+        if os.path.exists(self.authfile):
+            try:
+                self.creds = Credentials.from_authorized_user_file(self.authfile, self.SCOPES)
+            except ValueError as error:
+                print(error)
+
+        self.checkAuth()
+        self.buildService()
+
+    def serverAuth(self):
+        flow = InstalledAppFlow.from_client_secrets_file(self.grantfile, self.SCOPES)
+        self.creds = flow.run_local_server(port=0)
+
+    def saveAuth(self):
+        with open(self.authfile, 'w') as token:
+            token.write(self.creds.to_json())
+
+    def refreshAuth(self):
+        self.creds.refresh(Request())
+
+    def checkAuth(self):
+        if not self.creds or not self.creds.valid:
+            if self.creds and self.creds.expired and self.creds.refresh_token:
+                try:
+                    self.refreshAuth()
+                except google.oauth2.credentials.exceptions.RefreshError as rerror:
+                    self.serverAuth()
+            else:
+                self.serverAuth()
+
+            self.saveAuth()
+
+    def buildService(self):
+        self.service = build('calendar', 'v3', credentials=self.creds)
+
+    def getNow(self):
+        return datetime.utcnow().strftime('%Y-%m-%dT00:00:00Z')
+
+    def getNowAfterOneDay(self):
+        return (datetime.utcnow() + relativedelta(days=1)).strftime('%Y-%m-%dT00:00:00Z')
+
+    def getEvent(self):
+        try:
+            now = self.getNow()
+            now_after_one_day = self.getNowAfterOneDay()
+
+            events_result_autoficher = self.service.events().list(
+                calendarId='e51d3bfb6b352c48afb8bd7a5d494599cc3eaa686800a856796306f50c6d72fd@group.calendar.google.com',
+                timeMin=now,
+                timeMax=now_after_one_day, maxResults=10, singleEvents=True,
+                orderBy='startTime').execute()
+            events_result_holiday = self.service.events().list(
+                calendarId='es.spain#holiday@group.v.calendar.google.com',
+                timeMin=now,
+                timeMax=now_after_one_day,
+                maxResults=10, singleEvents=True,
+                orderBy='startTime').execute()
+
+            events = events_result_autoficher.get('items', []) + events_result_holiday.get('items', [])
+
+            if not events:
+                return False
+
+            # Prints the start and name of the next 10 events
+            for event in events:
+                start = event['start'].get('dateTime', event['start'].get('date'))
+                end = event['end'].get('dateTime', event['end'].get('date'))
+
+                if datetime.fromisoformat(start).timestamp() <= datetime.now().timestamp() <= datetime.fromisoformat(
+                        end).timestamp():
+                    if event['organizer']['displayName'] == 'autoficher':
+                        return 'Forzado desde autoficher - ' + event.get("summary", "Sin Título")
+
+                    if 'description' in event and ("Cataluña" in event['description'] or 'Día festivo' in event[
+                        'description'] or 'Celebración\n' in event['description']) and not 'Cambio de horario' in event[
+                        'summary']:
+                        return event['summary']
+        except HttpError as error:
+            print(f'An error occurred: {error}')
+            return 'Error de llama a Google Calendar'
+
+        return False