components/BottomNav.tsx

import React from 'react';

type TabType = 'home' | 'custom' | 'history';

interface BottomNavProps {
  activeTab: TabType;
  onChange: (tab: TabType) => void;
  badgeCount?: number;
  historyRef?: React.RefObject<HTMLButtonElement | null>;
}

const BottomNav: React.FC<BottomNavProps> = ({ activeTab, onChange, badgeCount, historyRef }) => {
  const tabs: { id: TabType; icon: string; label: string; ref?: React.RefObject<HTMLButtonElement | null> }[] = [
    { id: 'home', icon: 'fa-house', label: 'خانه' },
    { id: 'custom', icon: 'fa-microphone-lines', label: 'ساخت صدا' },
    { id: 'history', icon: 'fa-clock-rotate-left', label: 'سوابق', ref: historyRef },
  ];

  return (
    <div className="fixed bottom-6 left-0 right-0 z-50 px-6 pointer-events-none">
      <div className="max-w-[360px] mx-auto pointer-events-auto relative">
        
        {/* Animated Rotating Border Container */}
        <div className="absolute -inset-[2px] rounded-full overflow-hidden">
            {/* Spinning Gradient - Very Slow and Subtle Dark Tone */}
            <div className="absolute top-1/2 left-1/2 -translate-x-1/2 -translate-y-1/2 w-[200%] h-[1000%] bg-[conic-gradient(from_0deg_at_50%_50%,transparent_0%,rgba(30,41,59,0.15)_50%,transparent_100%)] animate-[spin_10s_linear_infinite]"></div>
        </div>

        {/* Main Nav Content */}
        <div className="relative bg-white/95 backdrop-blur-xl shadow-[0_10px_40px_-10px_rgba(0,0,0,0.1)] border border-white/50 rounded-full h-[70px] flex items-center justify-between px-2">
          
          {tabs.map((tab) => {
            const isActive = activeTab === tab.id;
            return (
              <button
                key={tab.id}
                ref={tab.ref}
                onClick={() => onChange(tab.id)}
                className="relative flex-1 h-full flex flex-col items-center justify-center group rounded-full overflow-hidden"
              >
                {/* Active Indicator Background */}
                <div 
                  className={`absolute top-1/2 left-1/2 -translate-x-1/2 -translate-y-1/2 w-full h-full rounded-full transition-all duration-500 ease-out -z-10
                    ${isActive ? 'bg-gradient-to-t from-gray-50 to-transparent opacity-100' : 'opacity-0'}`}
                ></div>

                {/* Badge for History */}
                {tab.id === 'history' && badgeCount && badgeCount > 0 ? (
                  <span className="absolute top-3 right-[28%] flex h-2 w-2 z-20">
                    <span className="animate-ping absolute inline-flex h-full w-full rounded-full bg-red-400 opacity-75"></span>
                    <span className="relative inline-flex rounded-full h-2 w-2 bg-red-500 border border-white"></span>
                  </span>
                ) : null}

                {/* Icon Container */}
                <div className={`relative w-12 h-8 flex items-center justify-center mb-0.5 transition-all duration-300
                   ${isActive ? '-translate-y-1' : 'translate-y-0'}`}>
                    
                    {/* Active Glow behind icon */}
                    {isActive && (
                        <div className="absolute inset-0 bg-blue-500/10 blur-xl rounded-full"></div>
                    )}

                    <i className={`fas ${tab.icon} text-xl transition-all duration-300 z-10
                      ${isActive 
                        ? 'text-transparent bg-clip-text bg-gradient-to-r from-blue-600 to-purple-600 scale-110 drop-shadow-sm' 
                        : 'text-gray-400 group-hover:text-gray-600'}`}>
                    </i>
                </div>

                {/* Label - Always Visible */}
                <span className={`text-[10px] font-bold transition-all duration-300 absolute bottom-3
                  ${isActive ? 'text-gray-800' : 'text-gray-400'}`}>
                  {tab.label}
                </span>

                {/* Bottom Active Dot */}
                <div className={`absolute bottom-1 w-1 h-1 rounded-full bg-gradient-to-r from-blue-600 to-purple-600 transition-all duration-300
                    ${isActive ? 'opacity-100 scale-100' : 'opacity-0 scale-0'}`}></div>
              </button>
            );
          })}
        </div>
      </div>
    </div>
  );
};

export default BottomNav;