Fixed cors headers (#27)

* fixed cors headers

src/pages/api/moxy/[...endpoint].ts

@@ -7,7 +7,7 @@ const handler = async (req: NextApiRequest, res: NextApiResponse) => {
   const body = req.body;
 
   // 1. get the endpoint from url by removing /moxy prefix
-  const {pathname, params} = getEndpointPathFromURL({ url: req.url || '' })
+  const { pathname, params } = getEndpointPathFromURL({ url: req.url || '' })
 
   // 2. get the endpoint details from db
   const { id, moxyType, proxyDetails, mockDetails } = await matchEndpointPathToDB({ pathname: pathname })
@@ -19,25 +19,28 @@ const handler = async (req: NextApiRequest, res: NextApiResponse) => {
   // 3. if exist check is a proxy or mock
   // if proxy do a proxy
   if (moxyType === 'proxy') {
-
-    // set moxy-type identifiers
-    res.setHeader('x-moxy-type', 'proxy');
-
     try {
       const axiosRes = await makeProxyRequest({
         headers: req.headers,
         method: req.method,
         targetHost: proxyDetails.targetHost,
         endpointPath: pathname,
-        data: body ? JSON.stringify(body): undefined,
+        data: body ? JSON.stringify(body) : undefined,
         params
       });
-
       // Set the target response headers to the proxy response
       Object.keys(axiosRes.headers).forEach((key) => {
         res.setHeader(key, axiosRes.headers[key]);
       });
 
+      // set moxy-type identifiers
+      res.setHeader('x-moxy-type', 'proxy');
+
+      // Set/Overwrite CORS allow headers
+      res.setHeader("Access-Control-Allow-Origin", "*")
+      res.setHeader("Access-Control-Allow-Methods", 'GET, POST, PUT, DELETE, OPTIONS')
+      res.setHeader("Access-Control-Allow-Headers", "*")
+
       // Send the response from the target to the client
       return res.status(axiosRes.status).send(axiosRes.data);
     }
@@ -54,7 +57,7 @@ const handler = async (req: NextApiRequest, res: NextApiResponse) => {
 
   // 4. if mock, read the collection for endpoint and return
   if (moxyType === "mock") {
-    
+
     // set moxy-type identifiers
     res.setHeader('x-moxy-type', `mock, ${mockDetails.collectionId}`);