feat: SW-158 Optimized comments

app/[lang]/(live)/(public)/verifymagiclink/route.ts

@@ -15,7 +15,8 @@ export async function GET(
   let redirectTo: string
   let loginKey: string | null
 
-  redirectTo = request.cookies.get("Scandic-auth.callback-url")?.value || "/" // Cookie gets set by NextAuth from login initiation
+  // Set callback from Cookie set by NextAuth when intiating login
+  redirectTo = request.cookies.get("Scandic-auth.callback-url")?.value || "/"
 
   // Make relative URL to absolute URL
   if (redirectTo.startsWith("/")) {
@@ -25,9 +26,10 @@ export async function GET(
     redirectTo = new URL(redirectTo, env.PUBLIC_URL).href
   }
 
-  // Remove Seamless login as it doesn't work with Magic link login
+  // Remove Seamless login as it doesn't work with Magic link login due to different authenticators
   if (redirectTo.indexOf("updatelogin?returnurl") !== -1) {
-    // Additional URL decode required as url in the query parameter is encoded twice due to passed in query param and further in cookie value.
+    // Additional URL decode required as url in the query parameter is encoded twice as
+    // passed in query param and further in cookie value.
     redirectTo = decodeURIComponent(
       redirectTo.substring(redirectTo.indexOf("returnurl") + 10)
     )

auth.ts

@@ -192,6 +192,8 @@ export const config = {
     },
   },
   cookies: {
+    // Specific cookie name required to reset callback url when login using
+    // Email verification link (Magic link) scenario
     callbackUrl: {
       name: `Scandic-auth.callback-url`,
       options: {