'use client';

import React, { useContext, useEffect } from 'react';

interface MenuContextType {
  isMenuOpen: boolean;
  toggleMenu: () => void;
  closeMenu: () => void;
  openMenu: () => void;
}

const MenuContext = React.createContext<MenuContextType | undefined>(undefined);

interface MenuProviderProps {
  children: React.ReactNode;
}

export const MenuProvider = ({ children }: MenuProviderProps) => {
  const [isMenuOpen, setIsMenuOpen] = React.useState(false);

  const toggleMenu = () => setIsMenuOpen(!isMenuOpen);
  const closeMenu = () => setIsMenuOpen(false);
  const openMenu = () => setIsMenuOpen(true);

  useEffect(() => {
    if (isMenuOpen) {
      document.body.style.overflow = 'hidden';
    } else {
      document.body.style.overflow = 'unset';
    }
    return () => {
      document.body.style.overflow = 'unset';
    };
  }, [isMenuOpen]);

  useEffect(() => {
    const handleEscape = (e: KeyboardEvent) => {
      if (e.key === 'Escape' && isMenuOpen) {
        closeMenu();
      }
    };
    document.addEventListener('keydown', handleEscape);
    return () => document.removeEventListener('keydown', handleEscape);
  }, [isMenuOpen]);

  return (
    <MenuContext.Provider
      value={{ isMenuOpen, toggleMenu, openMenu, closeMenu }}
    >
      {children}
    </MenuContext.Provider>
  );
};

export const useMenu = () => {
  const context = useContext(MenuContext);
  if (context === undefined) {
    throw new Error('useMenu must be used within a MenuProvider');
  }
  return context;
};