release: 1.1.0

web-next/src/contexts/UnsavedChangesContext.ts

@@ -0,0 +1,19 @@
+import { createContext, type Context } from "react";
+
+export type UnsavedContextValue = {
+  registerWarning: (id: string, message: string | null) => void;
+  requestDiscard: (action: () => void) => void;
+};
+
+/*
+ * Vite Fast Refresh can re-evaluate a module while an existing route tree is
+ * still mounted. Keep the context identity on the browser window so the old
+ * provider and the refreshed consumers continue to refer to the same object.
+ */
+type ContextRegistry = Window & {
+  __tallynoteUnsavedContext?: Context<UnsavedContextValue | null>;
+};
+
+const registry = typeof window === "undefined" ? null : window as ContextRegistry;
+export const UnsavedContext: Context<UnsavedContextValue | null> = registry?.__tallynoteUnsavedContext ?? createContext<UnsavedContextValue | null>(null);
+if (registry && !registry.__tallynoteUnsavedContext) registry.__tallynoteUnsavedContext = UnsavedContext;