Slot session request deployment (#510)

packages/keychain/src/pages/slot/session/index.tsx

@@ -9,6 +9,7 @@ import { useRouter } from "next/router";
 import { useCallback, useEffect, useState } from "react";
 import { PageLoading } from "components/Loading";
 import dynamic from "next/dynamic";
+import { useDeploy } from "hooks/deploy";
 
 type SessionQueryParams = Record<string, string> & {
   callback_uri: string;
@@ -24,6 +25,7 @@ function CreateSession() {
 
   const { controller, setController, policies, origin, chainId, rpcUrl } =
     useConnection();
+  const { deployRequest } = useDeploy();
 
   // Fetching account status for displaying the loading screen
   const [isFetching, setIsFetching] = useState(false);
@@ -75,7 +77,17 @@ function CreateSession() {
         throw new Error("Callback URI is missing");
       }
 
-      onSlotCallback(session);
+      // Request for deployment to ensure account exists
+      deployRequest(controller.username)
+        .catch((e) => {
+          if (!e.message.includes("account already deployed")) {
+            console.error("failed to request deployment", e);
+            router.replace(`/slot/auth/failure`);
+          }
+        })
+        .finally(() => {
+          onSlotCallback(session);
+        });
     },
     [queries.callback_uri, origin, controller, onSlotCallback],
   );