minor code cleanup

docs/widgets/services/jackett.md

@@ -13,5 +13,5 @@ Allowed fields: `["configured", "errored"]`.
 widget:
   type: jackett
   url: http://jackett.host.or.ip
-  password: JackettAdminPassword
+  password: jackettadminpassword # optional
 ```

src/widgets/jackett/proxy.js

@@ -6,24 +6,22 @@ import widgets from "widgets/widgets";
 
 const logger = createLogger("jackettProxyHandler");
 
-// Fetches the Jackett cookie; assumes implementation is similar to the previous discussion
 async function fetchJackettCookie(widget, loginURL) {
   const url = new URL(formatApiCall(loginURL, widget));
   const loginData = `password=${encodeURIComponent(widget.password)}`;
   const [status, , , , params] = await httpProxy(url, {
-    method: 'POST',
+    method: "POST",
     headers: {
-      'Content-Type': 'application/x-www-form-urlencoded'
+      "Content-Type": "application/x-www-form-urlencoded",
     },
     body: loginData,
   });
 
-  if (!(status === 200) || !params || !params.headers || !params.headers.Cookie) {
+  if (!(status === 200) || !params?.headers?.Cookie) {
     logger.error("Failed to fetch Jackett cookie, status: %d", status);
     return null;
   }
-  const cookieValue = params.headers.Cookie;
-  return cookieValue;
+  return params.headers.Cookie;
 }
 
 export default async function jackettProxyHandler(req, res) {
@@ -49,11 +47,10 @@ export default async function jackettProxyHandler(req, res) {
     widget.headers = { ...widget.headers, Cookie: jackettCookie };
   }
 
-  // Construct the API call to Jackett
   const url = new URL(formatApiCall(widgets[widget.type].api, { endpoint, ...widget }));
 
   try {
-    const [status, contentType, data] = await httpProxy(url.toString(), {
+    const [status, , data] = await httpProxy(url, {
       method: "GET",
       headers: widget.headers,
     });
@@ -63,9 +60,6 @@ export default async function jackettProxyHandler(req, res) {
       return res.status(status).json({ error: "Failed to call Jackett API", data });
     }
 
-    if (contentType) {
-      res.setHeader("Content-Type", contentType);
-    }
     return res.status(status).send(data);
   } catch (error) {
     logger.error("Exception calling Jackett API: %s", error.message);