Create app.py

app.py

@@ -0,0 +1,49 @@
+import os
+import msal
+import requests
+from fastapi import FastAPI, HTTPException, Request
+from fastapi.responses import HTMLResponse, RedirectResponse
+from dotenv import load_dotenv
+
+load_dotenv()
+
+# Configuration
+CLIENT_ID = os.getenv('CLIENT_ID_2')
+CLIENT_SECRET = os.getenv('CLIENT_SECRET_2')
+TENANT_ID = os.getenv('TENANT_ID')
+AUTHORITY = f"https://login.microsoftonline.com/common"
+REDIRECT_URI = 'http://localhost:8000/getAToken'
+SCOPES = ['Mail.Read']
+
+app = FastAPI()
+
+
+@app.get("/")
+def read_root(request: Request):
+    # Generate the authorization URL
+    app_instance = msal.ConfidentialClientApplication(
+        CLIENT_ID,
+        CLIENT_SECRET,
+        authority=AUTHORITY
+    )
+    auth_url = app_instance.get_authorization_request_url(SCOPES, redirect_uri=REDIRECT_URI)
+    return {"auth_url":auth_url}
+
+@app.get("/getAToken")
+def get_a_token(request: Request, code: str):
+    app_instance = msal.ConfidentialClientApplication(
+        CLIENT_ID,
+        CLIENT_SECRET,
+        authority=AUTHORITY
+    )
+
+    # Exchange the authorization code for an access token
+    result = app_instance.acquire_token_by_authorization_code(code, SCOPES, redirect_uri=REDIRECT_URI)
+    print(result)
+    if "access_token" in result:
+        access_token = result['access_token']
+        print(access_token)
+        if not access_token:
+            return {"Access Token Not found !!"}
+
+    return {"access_token":access_token}