import React, { createContext, useContext, useState, useEffect, useRef } from "react";
import './index.css';

const ToastContext = createContext();

export const ToastlyProvider = ({ children }) => {
  const [toasts, setToasts] = useState([]);
  const timers = useRef({}); // Keep track of timers for cleanup

  const addToast = (message) => {
    const id = Date.now() + Math.random();
    setToasts((prev) => [...prev, { id, message }]);

    timers.current[id] = setTimeout(() => {
      setToasts((prev) => prev.filter((t) => t.id !== id));
      delete timers.current[id];
    }, 3000);
  };

  // Cleanup timers on unmount to prevent memory leaks
  useEffect(() => {
    return () => {
      Object.values(timers.current).forEach(clearTimeout);
    };
  }, []);

  const success = (message) => {
    addToast(message);
  };

  return (
    <ToastContext.Provider value={{ success }}>
      {children}
      <div className="fixed top-4 right-4 space-y-2 z-50">
        {toasts.map(({ id, message }) => (
          <div
            key={id}
            className="bg-gradient-to-r from-purple-500 to-pink-500 text-white p-3 rounded-lg shadow-lg animate-slideIn"
            style={{ minWidth: "250px" }}
          >
            {message}
          </div>
        ))}
      </div>
    </ToastContext.Provider>
  );
};

export const useToastly = () => {
  const context = useContext(ToastContext);
  if (!context) {
    throw new Error("useToastly must be used within a ToastlyProvider");
  }
  return context;
};