slack refactor

app/slack.py

@@ -17,6 +17,14 @@ SLACK_DOORLOG_CALLBACK = os.environ["SLACK_DOORLOG_CALLBACK"]
 SLACK_VERIFICATION_TOKEN = os.environ["SLACK_VERIFICATION_TOKEN"]
 SLACK_CHANNEL_ID = os.environ["SLACK_CHANNEL_ID"]  # TODO:
 
+def fauthGroup(door: str) -> str:
+    match door:
+        case "alldoors" | "backdoor" | "frontdoor" | "grounddoor":
+            return "k-space:floor"
+        case "workshopdoor":
+            return "k-space:workshop"
+        case _:
+            return None
 
 def slack_post(msg):
     if SLACK_DOORLOG_CALLBACK == "DEV":
@@ -63,56 +71,46 @@ async def slack_log_fwd(app, loop):
         except PyMongoError as e:
             print(e)
 
-
-def authz_withgroup(authzGroup, userGroups, user) -> Tuple[bool, str]:
-    if authzGroup not in userGroups:
-        return False, f"You are not in {authzGroup}. k-space.ee/membership"
-
-    return True, user
-
-
-# -> approved, username
-# -> not approved, error message
-def slack_authz(user_id: str, channel_id: str, door: str) -> Tuple[bool, str]:
-    # this mapping also duplicated to doorboy-proxy.py
-    authGroup = ""
-    match door:
-        case "alldoors" | "backdoor" | "frontdoor" | "grounddoor":
-            authGroup = "k-space:floor"
-        case "workshopdoor":
-            authGroup = "k-space:workshop"
-        case _:
-            print(f"WARN: unknown slack door {door}")
-            return False, "Invalid door (git.k-space.ee/k-space/doorboy-proxy)"
-
-    groups, user = kube.by_slackid(user_id)
+# -> approved, user, err
+def slack_authz(authGroup: str, slackId: str, slackName: str, channel_id: str) -> Tuple[bool, str, str]:
+    groups, user = kube.by_slackid(slackId)
     if user is None:
+        user = f"{slackId} (slack u/n: {slackName})" # slackName can be changed by user
+
         if authGroup == "k-space:floor":
             if channel_id == SLACK_CHANNEL_ID:
-                return True, "🖕 {user_id}"
+                print(f"WARN: slack #members open with unlinked ID: {user}")
+                return True, user, f"This will stop working! Your Slack ID {slackId} is not linked with auth.k-space.ee, please notify info@k-space.ee."
 
-            return False, f"No user with slack_id {user_id}. Try in #members or doorboy.k-space.ee.",
+            return False, user, f"No user with slack_id {slackId}. Try in #members or doorboy.k-space.ee. Help at info@k-space.ee.",
         else:
-            return False, f"No user with slack_id {user_id}. Try doorboy.k-space.ee."
+            return False, user, f"No user with slack_id {slackId}. Try doorboy.k-space.ee. Help at info@k-space.ee."
 
-    return authz_withgroup(authGroup, groups, user)
+    if authGroup not in groups:
+        return False, user, f"You are not in {authGroup}. k-space.ee/membership"
+
+    return True, user, ""
 
 @slack_app.route("/slack-open", methods=["POST"])
 async def slack_open(request):
     if request.form.get("token") != SLACK_VERIFICATION_TOKEN:
+        print("WARN: /slack-open route accessed with invalid token")
         return "Invalid token (are you Slack?)", 401
 
     command = request.form.get("command")
     door = command.removeprefix("/open-").replace("-", "")
 
-    # user may be empty if authzed to SLACK_CHANNEL_ID
-    ok, userOrErrorMsg = slack_authz(
+    authGroup = fauthGroup(door)
+    if authGroup is None:
+        print(f"WARN: unknown slack door {door}")
+        return "Invalid door! (git.k-space.ee/k-space/doorboy-proxy)"
+
+    ok, user, err = slack_authz(
+        authGroup,
         request.form.get("user_id"),
+        request.form.get("user_name"),
         request.form.get("channel_id"),
-        door,
     )
-    if not ok:
-        return text(userOrErrorMsg)
 
     doors = [door]
     if door == "alldoors":
@@ -125,15 +123,15 @@ async def slack_open(request):
                 "method": "slack",
                 "timestamp": datetime.now(timezone.utc),
                 "door": d,
-                "approved": True,
-                "user": userOrErrorMsg,
+                "approved": ok,
+                "user": user,
             }
         )
 
-    if userOrErrorMsg.startswith("🖕"):
-        slackId = userOrErrorMsg.removeprefix("🖕 ")
-        slackIdReadable = request.form.get("user_name") # this can be changed by user
-        print(f"WARN: slack #members open with unlinked ID {slackId}, slack u/n: {slackIdReadable}")
-        return text(f"Opening {door}… This will stop working! Your Slack ID {slackId} is not linked with auth.k-space.ee, please notify info@k-space.ee.")
+    if not ok:
+        return text(err)
+
+    if err:
+        return text(f"Opening {door}… {err}")
 
     return text(f"Opening {door}…")