Initial commit: HealthCarePregnant project documentation and platform

Co-Authored-By: Claude <noreply@anthropic.com>
2026-06-18 09:48:05 +08:00
commit eab91174db
301 changed files with 42491 additions and 0 deletions
@@ -0,0 +1,30 @@
+import { createContext, useCallback, useContext, useState, type ReactNode } from 'react';
+
+interface ToastContextValue {
+  show: (message: string) => void;
+}
+
+const ToastContext = createContext<ToastContextValue | null>(null);
+
+export function ToastProvider({ children }: { children: ReactNode }): JSX.Element {
+  const [message, setMessage] = useState<string | null>(null);
+
+  const show = useCallback((msg: string) => {
+    setMessage(msg);
+    window.setTimeout(() => setMessage(null), 3000);
+  }, []);
+
+  return (
+    <ToastContext.Provider value={{ show }}>
+      {children}
+      {message && <div className="toast">{message}</div>}
+    </ToastContext.Provider>
+  );
+}
+
+// eslint-disable-next-line react-refresh/only-export-components
+export function useToast(): ToastContextValue {
+  const ctx = useContext(ToastContext);
+  if (!ctx) throw new Error('useToast must be used within ToastProvider');
+  return ctx;
+}