import { useState } from "react";
import { Link } from "react-router-dom";
import { Search } from "lucide-react";
import Layout from "@/components/Layout";
import InteractiveCard from "@/components/InteractiveCard";
import BinaryNumberGame from "@/components/BinaryNumberGame";
import TernaryNumberGame from "@/components/TernaryNumberGame";
import BalancedTernaryGame from "@/components/BalancedTernaryGame";
import ZeckendorfGame from "@/components/ZeckendorfGame";
import ZeckendorfSearchTrick from "@/components/ZeckendorfSearchTrick";
interface Interactive {
  id: string;
  title: string;
  description: string;
  tags: string[];
  component: React.ComponentType;
  greenScreenPath: string;
}
const interactives: Interactive[] = [{
  id: "binary-number-game",
  title: "Binary Number Representation",
  description: "Learn how numbers are represented in binary (base-2) format through an interactive guessing game.",
  tags: ["binary", "numbers", "conversion", "representation"],
  component: BinaryNumberGame,
  greenScreenPath: "/binary-number-game"
}, {
  id: "ternary-number-game",
  title: "Ternary Number Representation",
  description: "Learn how numbers are represented in ternary (base-3) format by toggling between 0, 1, or 2 copies of powers of three.",
  tags: ["ternary", "numbers", "conversion", "representation", "base-3"],
  component: TernaryNumberGame,
  greenScreenPath: "/ternary-number-game"
}, {
  id: "balanced-ternary-game",
  title: "Balanced Ternary Representation",
  description: "Explore balanced ternary using digits T (-1), 0, and 1. Add or subtract powers of three to match the target number.",
  tags: ["balanced-ternary", "numbers", "conversion", "representation", "base-3", "signed-digits"],
  component: BalancedTernaryGame,
  greenScreenPath: "/balanced-ternary-game"
}, {
  id: "zeckendorf-game",
  title: "Zeckendorf Representation",
  description: "Learn how numbers are represented using Fibonacci numbers with the unique Zeckendorf representation (no consecutive Fibonacci numbers).",
  tags: ["fibonacci", "numbers", "representation", "zeckendorf", "combinatorics"],
  component: ZeckendorfGame,
  greenScreenPath: "/discrete-math/foundations/zeckendorf"
}];
const Foundations = () => {
  const [searchTerm, setSearchTerm] = useState("");
  const [selectedInteractive, setSelectedInteractive] = useState<Interactive | null>(null);
  const filteredInteractives = interactives.filter(interactive => interactive.title.toLowerCase().includes(searchTerm.toLowerCase()) || interactive.description.toLowerCase().includes(searchTerm.toLowerCase()) || interactive.tags.some(tag => tag.toLowerCase().includes(searchTerm.toLowerCase())));
  if (selectedInteractive) {
    const InteractiveComponent = selectedInteractive.component;
    return <div className="min-h-screen bg-background p-6">
        <div className="max-w-4xl mx-auto space-y-6">
          <div className="flex items-center justify-between">
            <button onClick={() => setSelectedInteractive(null)} className="text-primary hover:text-primary/80 font-medium">
              ← Back to Foundations
            </button>
            
            <Link to="/themes/discrete-math" className="text-primary hover:text-primary/80 font-medium">
              Back to Discrete Math →
            </Link>
          </div>
          <InteractiveComponent />
          
        </div>
      </div>;
  }
  return <Layout>
      <div className="container mx-auto px-4 py-8">
        <div className="space-y-8">
          <div className="flex items-center gap-4">
            <Link to="/themes/discrete-math" className="text-primary hover:text-primary/80 font-medium">
              ← Back to Discrete Math
            </Link>
            <h1 className="text-3xl font-bold text-foreground">Foundations</h1>
          </div>

          <div className="relative max-w-md">
            <Search className="absolute left-3 top-1/2 transform -translate-y-1/2 text-muted-foreground w-4 h-4" />
            <input type="text" placeholder="Search interactives..." value={searchTerm} onChange={e => setSearchTerm(e.target.value)} className="w-full pl-10 pr-4 py-2 border border-outline rounded-md bg-background text-foreground placeholder:text-muted-foreground focus:outline-none focus:ring-2 focus:ring-primary focus:border-transparent" />
          </div>

          <div className="grid md:grid-cols-2 lg:grid-cols-3 gap-6">
            {filteredInteractives.map(interactive => <InteractiveCard key={interactive.id} title={interactive.title} description={interactive.description} tags={interactive.tags} onClick={() => setSelectedInteractive(interactive)} />)}
          </div>

          {filteredInteractives.length === 0 && <div className="text-center py-12">
              <p className="text-muted-foreground">
                No interactives found matching "{searchTerm}"
              </p>
            </div>}
        </div>
      </div>
    </Layout>;
};
export default Foundations;