import React, { useState, useEffect } from 'react';
import { motion, AnimatePresence } from 'framer-motion';
import { X, Settings, Key, Sparkles, Image as ImageIcon, Lightbulb, Box } from 'lucide-react';
import { cn } from '../lib/utils';

interface ApiSettingsModalProps {
  isOpen: boolean;
  onClose: () => void;
}

export const ApiSettingsModal: React.FC<ApiSettingsModalProps> = ({ isOpen, onClose }) => {
  const [falApiKey, setFalApiKey] = useState('');
  const [tripoApiKey, setTripoApiKey] = useState('');
  const [meshyApiKey, setMeshyApiKey] = useState('');
  const [stabilityApiKey, setStabilityApiKey] = useState('');
  const [openAiKey, setOpenAiKey] = useState('');

  useEffect(() => {
    if (isOpen) {
      setFalApiKey(localStorage.getItem('FAL_API_KEY') || '');
      setTripoApiKey(localStorage.getItem('TRIPO_API_KEY') || '');
      setMeshyApiKey(localStorage.getItem('MESHY_API_KEY') || '');
      setStabilityApiKey(localStorage.getItem('stability_api_key') || '');
      setOpenAiKey(localStorage.getItem('openai_api_key') || '');
    }
  }, [isOpen]);

  const saveKeys = () => {
    localStorage.setItem('FAL_API_KEY', falApiKey);
    localStorage.setItem('TRIPO_API_KEY', tripoApiKey);
    localStorage.setItem('MESHY_API_KEY', meshyApiKey);
    localStorage.setItem('stability_api_key', stabilityApiKey);
    localStorage.setItem('openai_api_key', openAiKey);
    onClose();
  };

  if (!isOpen) return null;

  return (
    <AnimatePresence>
      <div className="fixed inset-0 z-[150] flex items-center justify-center p-4 bg-black/60 backdrop-blur-sm">
        <motion.div 
          initial={{ opacity: 0, scale: 0.95, y: 20 }}
          animate={{ opacity: 1, scale: 1, y: 0 }}
          exit={{ opacity: 0, scale: 0.95, y: 20 }}
          className="w-full max-w-2xl bg-zinc-900 border border-zinc-800 rounded-xl shadow-2xl overflow-hidden flex flex-col h-[80vh]"
        >
          {/* Header */}
          <div className="h-14 bg-zinc-950 flex items-center justify-between px-6 border-b border-zinc-800 shrink-0">
            <div className="flex items-center gap-3">
              <div className="w-8 h-8 rounded-lg bg-gradient-to-tr from-zinc-700 to-zinc-600 flex items-center justify-center">
                <Settings size={16} className="text-white" />
              </div>
              <div>
                <h2 className="text-sm font-bold text-zinc-100">Global API Settings</h2>
                <p className="text-[10px] text-zinc-400">Configure your API keys for AI generation features</p>
              </div>
            </div>
            
            <button onClick={onClose} className="p-2 hover:bg-zinc-800 rounded-lg transition-colors">
              <X size={18} className="text-zinc-400" />
            </button>
          </div>

          {/* Content */}
          <div className="flex-1 overflow-y-auto p-6 bg-zinc-900/50 flex flex-col gap-6 custom-scrollbar">
            
            {/* 3D Generation */}
            <div className="flex flex-col gap-4">
              <h3 className="text-xs font-bold text-zinc-500 uppercase tracking-widest flex items-center gap-2">
                <Box size={14} /> Image-to-3D Providers
              </h3>
              
              <div className="grid grid-cols-1 gap-4 pl-2 border-l-2 border-zinc-800">
                <div className="flex flex-col gap-2">
                  <div className="flex items-center justify-between">
                    <label className="text-sm font-bold text-zinc-300">Fal.ai Key</label>
                    <span className="text-[10px] text-zinc-500">For Hunyuan3D</span>
                  </div>
                  <input
                    type="password"
                    placeholder="Enter Fal.ai API Key..."
                    value={falApiKey}
                    onChange={(e) => setFalApiKey(e.target.value)}
                    className="bg-zinc-950 border border-zinc-800 rounded-lg px-4 py-2 text-sm text-white focus:outline-none focus:border-zinc-500"
                  />
                </div>

                <div className="flex flex-col gap-2">
                  <div className="flex items-center justify-between">
                    <label className="text-sm font-bold text-zinc-300">Tripo3D Key</label>
                    <span className="text-[10px] text-zinc-500">For Native Tripo3D</span>
                  </div>
                  <input
                    type="password"
                    placeholder="Enter Tripo3D API Key..."
                    value={tripoApiKey}
                    onChange={(e) => setTripoApiKey(e.target.value)}
                    className="bg-zinc-950 border border-zinc-800 rounded-lg px-4 py-2 text-sm text-white focus:outline-none focus:border-zinc-500"
                  />
                </div>

                <div className="flex flex-col gap-2">
                  <div className="flex items-center justify-between">
                    <label className="text-sm font-bold text-zinc-300">Meshy.ai Key</label>
                    <span className="text-[10px] text-zinc-500">For Native Meshy</span>
                  </div>
                  <input
                    type="password"
                    placeholder="Enter Meshy API Key..."
                    value={meshyApiKey}
                    onChange={(e) => setMeshyApiKey(e.target.value)}
                    className="bg-zinc-950 border border-zinc-800 rounded-lg px-4 py-2 text-sm text-white focus:outline-none focus:border-zinc-500"
                  />
                </div>
              </div>
            </div>

            <div className="h-px bg-zinc-800/50 w-full" />

            {/* Viz AI (Image-to-Image & LLM) */}
            <div className="flex flex-col gap-4">
              <h3 className="text-xs font-bold text-zinc-500 uppercase tracking-widest flex items-center gap-2">
                <Sparkles size={14} /> Titan3d AI & Mockup Generation
              </h3>
              
              <div className="grid grid-cols-1 gap-4 pl-2 border-l-2 border-zinc-800">
                <div className="flex flex-col gap-2">
                  <div className="flex items-center justify-between">
                    <label className="text-sm font-bold text-blue-400">Stability AI Key</label>
                    <span className="text-[10px] text-zinc-500">For Scene rendering (Image-to-Image)</span>
                  </div>
                  <input
                    type="password"
                    placeholder="sk-..."
                    value={stabilityApiKey}
                    onChange={(e) => setStabilityApiKey(e.target.value)}
                    className="bg-zinc-950 border border-zinc-800 rounded-lg px-4 py-2 text-sm text-white focus:outline-none focus:border-blue-500/50"
                  />
                </div>

                <div className="flex flex-col gap-2">
                  <div className="flex items-center justify-between">
                    <label className="text-sm font-bold text-green-400">OpenAI Key</label>
                    <span className="text-[10px] text-zinc-500">For AI Idea Prompt Generation</span>
                  </div>
                  <input
                    type="password"
                    placeholder="sk-..."
                    value={openAiKey}
                    onChange={(e) => setOpenAiKey(e.target.value)}
                    className="bg-zinc-950 border border-zinc-800 rounded-lg px-4 py-2 text-sm text-white focus:outline-none focus:border-green-500/50"
                  />
                </div>
              </div>
            </div>

          </div>

          <div className="p-6 bg-zinc-950 border-t border-zinc-800 shrink-0">
            <button 
              onClick={saveKeys}
              className="w-full py-3 bg-white hover:bg-zinc-200 text-black font-bold rounded-xl transition-colors flex items-center justify-center gap-2"
            >
              <Key size={16} />
              Save Keys
            </button>
          </div>
        </motion.div>
      </div>
    </AnimatePresence>
  );
};