Code quality improvements (v0.2.0-pre-alpha) (#5)

* Bumped version to 0.2.0
* Implemented Github Actions for HACS, Hassfest, Linting
* Improved code quality (compliant with the linter now)
* Added link to the finish page to automatically login on the same device/browser

custom_components/auth_oidc/endpoints/finish.py

@@ -1,10 +1,12 @@
-from aiohttp import web
+"""Finish route to allow the user to view their code."""
+
 from homeassistant.components.http import HomeAssistantView
-import logging
+from aiohttp import web
+
+from ..helpers import get_url
 
 PATH = "/auth/oidc/finish"
 
-_LOGGER = logging.getLogger(__name__)
 
 class OIDCFinishView(HomeAssistantView):
     """OIDC Plugin Finish View."""
@@ -17,8 +19,20 @@ class OIDCFinishView(HomeAssistantView):
         """Receive response."""
 
         code = request.query.get("code", "FAIL")
+        link = get_url("/")
 
         return web.Response(
-            headers={"content-type": "text/html"},
-            text=f"<h1>Done!</h1><p>Your code is: <b>{code}</b></p><p>Please return to the Home Assistant login screen (or your mobile app) and fill in this code into the single login field. It should be visible if you select 'Login with OpenID Connect (SSO)'.</p>",
-        )
+            headers={
+                "content-type": "text/html",
+                "set-cookie": "auth_oidc_code="
+                + code
+                + "; Path=/auth/login_flow; SameSite=Strict; HttpOnly; Max-Age=300",
+            },
+            text=f"<h1>Done!</h1><p>Your code is: <b>{code}</b></p>"
+            + "<p>Please return to the Home Assistant login "
+            + "screen (or your mobile app) and fill in this code into the single login field. "
+            + "It should be visible if you "
+            + "select 'Login with OpenID Connect (SSO)'.</p><p><a href='"
+            + link
+            + "'>Click here to login automatically (on desktop).</a></p>",
+        )