Upload 4 files

app.py

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+from fastapi import FastAPI, Request
+from fastapi.middleware.cors import CORSMiddleware
+from pydantic import BaseModel
+from google.oauth2.credentials import Credentials
+from google_auth_oauthlib.flow import InstalledAppFlow
+from googleapiclient.discovery import build
+from google.auth.transport.requests import Request as GoogleRequest
+import os
+import logging
+
+# ---------- FastAPI Setup ----------
+app = FastAPI()
+
+origins = [
+    "https://e04c-49-206-114-222.ngrok-free.app",
+    "http://localhost:8501"
+]
+
+app.add_middleware(
+    CORSMiddleware,
+    allow_origins=origins,
+    allow_credentials=True,
+    allow_methods=["*"],
+    allow_headers=["*"],
+)
+
+# ---------- Pydantic Schema ----------
+class EventDetails(BaseModel):
+    summary: str
+    location: str | None = ''
+    description: str | None = ''
+    attendees: list[dict] | None = []
+    start: str
+    end: str
+    timeZone: str | None = 'Asia/Kolkata'
+
+# ---------- Schedule Endpoint ----------
+@app.post("/schedule")
+async def schedule_event(event_details: EventDetails):
+    SCOPES = ['https://www.googleapis.com/auth/calendar']
+    creds = None
+
+    if os.path.exists('token.json'):
+        creds = Credentials.from_authorized_user_file('token.json', SCOPES)
+
+    if not creds or not creds.valid:
+        if creds and creds.expired and creds.refresh_token:
+            creds.refresh(GoogleRequest())
+        else:
+            flow = InstalledAppFlow.from_client_secrets_file('credentials.json', SCOPES)
+            flow.redirect_uri = 'urn:ietf:wg:oauth:2.0:oob'
+            auth_url, _ = flow.authorization_url(prompt='consent')
+            print(f"Go to this URL: {auth_url}")
+            code = input("Enter the authorization code: ")
+            flow.fetch_token(code=code)
+            creds = flow.credentials
+        with open('token.json', 'w') as token:
+            token.write(creds.to_json())
+
+    try:
+        service = build('calendar', 'v3', credentials=creds)
+        logging.info(f"Service type: {type(service)}")
+
+        event = {
+            'summary': event_details.summary,
+            'location': event_details.location,
+            'description': event_details.description,
+            'attendees': event_details.attendees,
+            'start': {
+                'dateTime': event_details.start,
+                'timeZone': event_details.timeZone,
+            },
+            'end': {
+                'dateTime': event_details.end,
+                'timeZone': event_details.timeZone,
+            },
+            'reminders': {
+                'useDefault': False,
+                'overrides': [
+                    {'method': 'email', 'minutes': 24 * 60},
+                    {'method': 'popup', 'minutes': 10},
+                ],
+            },
+        }
+
+        created_event = service.events().insert(calendarId='primary', body=event, sendUpdates='all').execute()
+        return {
+            "status": "success",
+            "event_link": created_event.get('htmlLink'),
+            "message": f"Event created: {created_event.get('summary')}"
+        }
+
+    except Exception as e:
+        return {
+            "status": "error",
+            "error_message": str(e)
+        }

credentials.json

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+{"installed":{"client_id":"115374007511-ev1gccd64gib0csrrh3agnc1tejemr4d.apps.googleusercontent.com","project_id":"taskgamifier","auth_uri":"https://accounts.google.com/o/oauth2/auth","token_uri":"https://oauth2.googleapis.com/token","auth_provider_x509_cert_url":"https://www.googleapis.com/oauth2/v1/certs","client_secret":"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","redirect_uris":["http://localhost"]}}

requirements.txt

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+google-adk
+Flask
+google-api-python-client
+google-auth-httplib2
+google-auth-oauthlib
+google-cloud-storage
+google-genai
+requests
+streamlit
+python-dotenv
+fastapi
+uvicorn
+pydantic

token.json

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+{"token": "ya29.a0AW4Xtxh_5d7edUKdNtyhHkGzZ5rEMeMbnpshJX_QMFGZAZv4FGqxu_9rUNG0H2qhICaYMapzn-geunaVj1YnK26IgGL-4j6H9ZCccifQqQ1Ta8-etRJJHI6yxSgcteuJqEvjINTvxwi_-Z2EOVbzhLAXiP8THkBq9PW2i_YtMQaCgYKAb0SARISFQHGX2MiqHVyybQE9UuHsyYw0SsOPQ0177", "refresh_token": "1//0gDSeP_yGnAcxCgYIARAAGBASNwF-L9Iro-bAKEvPpobqpM_jrQtOMrzyMdDvqq-VN59ueD_n5i97BPT_7J6-eN4Z1mkEq51dYFo", "token_uri": "https://oauth2.googleapis.com/token", "client_id": "115374007511-ev1gccd64gib0csrrh3agnc1tejemr4d.apps.googleusercontent.com", "client_secret": "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", "scopes": ["https://www.googleapis.com/auth/calendar"], "universe_domain": "googleapis.com", "account": "", "expiry": "2025-06-18T21:51:11.321792Z"}