Merged in feat/sw-2863-move-contentstack-router-to-trpc-package (pull request #2389)

feat(SW-2863): Move contentstack router to trpc package

* Add exports to packages and lint rule to prevent relative imports

* Add env to trpc package

* Add eslint to trpc package

* Apply lint rules

* Use direct imports from trpc package

* Add lint-staged config to trpc

* Move lang enum to common

* Restructure trpc package folder structure

* WIP first step

* update internal imports in trpc

* Fix most errors in scandic-web

Just 100 left...

* Move Props type out of trpc

* Fix CategorizedFilters types

* Move more schemas in hotel router

* Fix deps

* fix getNonContentstackUrls

* Fix import error

* Fix entry error handling

* Fix generateMetadata metrics

* Fix alertType enum

* Fix duplicated types

* lint:fix

* Merge branch 'master' into feat/sw-2863-move-contentstack-router-to-trpc-package

* Fix broken imports

* Merge branch 'master' into feat/sw-2863-move-contentstack-router-to-trpc-package


Approved-by: Linus Flood

packages/trpc/lib/previewContext.ts

@@ -0,0 +1,42 @@
+import { cache } from "react"
+
+interface PreviewData {
+  hash: string
+  uid: string
+}
+
+const getRef = cache((): { current?: PreviewData } => ({
+  current: undefined,
+}))
+
+/**
+ * Set the preview hash for the current request
+ *
+ * It works kind of like React's context,
+ * but on the server side, per request.
+ *
+ * @param hash
+ */
+export function setPreviewData(data?: PreviewData) {
+  getRef().current = data
+}
+
+/**
+ * Get the preview hash set for the current request
+ */
+export function getPreviewHash() {
+  return getRef().current?.hash
+}
+
+/**
+ * Check if the current request is a preview by comparing the uid
+ */
+export function isPreviewByUid(uid: string) {
+  const data = getRef().current
+
+  if (data?.hash) {
+    return data.uid === uid
+  }
+
+  return false
+}