"use client";

import { useState, useEffect, useRef } from "react";
import { FloatingHouse, RotatingKey, GrowingBuilding } from "./PropertyAnimations";

export default function WhyChooseUs() {
    const [visibleCards, setVisibleCards] = useState<boolean[]>([false, false, false, false]);
    const sectionRef = useRef<HTMLDivElement>(null);

    const features = [
        {
            title: "Prime Locations",
            description: "Strategically located in the heart of North Bengaluru's growth corridor.",
            icon: (
                <svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" strokeWidth={1.5} stroke="currentColor" className="w-8 h-8">
                    <path strokeLinecap="round" strokeLinejoin="round" d="M15 10.5a3 3 0 11-6 0 3 3 0 016 0z" />
                    <path strokeLinecap="round" strokeLinejoin="round" d="M19.5 10.5c0 7.142-7.5 11.25-7.5 11.25S4.5 17.642 4.5 10.5a7.5 7.5 0 1115 0z" />
                </svg>
            ),
        },
        {
            title: "Smart Homes",
            description: "Future-ready infrastructure with integrated smart home automation.",
            icon: (
                <svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" strokeWidth={1.5} stroke="currentColor" className="w-8 h-8">
                    <path strokeLinecap="round" strokeLinejoin="round" d="M8.25 3v1.5M4.5 8.25H3m18 0h-1.5M4.5 12H3m18 0h-1.5m-15 3.75H3m18 0h-1.5M8.25 19.5V21M12 3v1.5m0 15V21m3.75-18v1.5m0 15V21m-9-1.5h10.5a2.25 2.25 0 002.25-2.25V6.75a2.25 2.25 0 00-2.25-2.25H6.75A2.25 2.25 0 004.5 6.75v10.5a2.25 2.25 0 002.25 2.25z" />
                </svg>
            ),
        },
        {
            title: "Transparent Deals",
            description: "100% clear documentation and legal compliance for peace of mind.",
            icon: (
                <svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" strokeWidth={1.5} stroke="currentColor" className="w-8 h-8">
                    <path strokeLinecap="round" strokeLinejoin="round" d="M19.5 14.25v-2.625a3.375 3.375 0 00-3.375-3.375h-1.5A1.125 1.125 0 0113.5 7.125v-1.5a3.375 3.375 0 00-3.375-3.375H8.25m0 12.75h7.5m-7.5 3H12M10.5 2.25H5.625c-.621 0-1.125.504-1.125 1.125v17.25c0 .621.504 1.125 1.125 1.125h12.75c.621 0 1.125-.504 1.125-1.125V11.25a9 9 0 00-9-9z" />
                </svg>
            ),
        },
        {
            title: "Customer First",
            description: "Dedicated support team to guide you through every step of the journey.",
            icon: (
                <svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" strokeWidth={1.5} stroke="currentColor" className="w-8 h-8">
                    <path strokeLinecap="round" strokeLinejoin="round" d="M15.182 15.182a4.5 4.5 0 01-6.364 0M21 12a9 9 0 11-18 0 9 9 0 0118 0zM9.75 9.75c0 .414-.168.75-.375.75S9 10.164 9 9.75 9.168 9 9.375 9s.375.336.375.75zm-.375 0h.008v.015h-.008V9.75zm5.625 0c0 .414-.168.75-.375.75s-.375-.336-.375-.75.168-.75.375-.75.375.336.375.75zm-.375 0h.008v.015h-.008V9.75z" />
                </svg>
            ),
        },
    ];

    useEffect(() => {
        const observer = new IntersectionObserver(
            (entries) => {
                entries.forEach((entry) => {
                    if (entry.isIntersecting) {
                        // Trigger cards to appear one by one with delay
                        features.forEach((_, index) => {
                            setTimeout(() => {
                                setVisibleCards((prev) => {
                                    const newVisible = [...prev];
                                    newVisible[index] = true;
                                    return newVisible;
                                });
                            }, index * 150); // 150ms delay between each card
                        });
                    }
                });
            },
            { threshold: 0.2 }
        );

        if (sectionRef.current) {
            observer.observe(sectionRef.current);
        }

        return () => {
            if (sectionRef.current) {
                observer.unobserve(sectionRef.current);
            }
        };
    }, []);

    return (
        <section ref={sectionRef} className="py-24 bg-secondary dark:bg-gray-900/50 relative overflow-hidden">

            {/* Decorative Animations */}
            <div className="absolute top-20 left-10 opacity-50 hidden lg:block">
                <FloatingHouse />
            </div>
            <div className="absolute top-1/2 right-10 -translate-y-1/2 opacity-40 hidden lg:block">
                <RotatingKey />
            </div>
            <div className="absolute bottom-10 left-1/4 opacity-30 hidden lg:block">
                <GrowingBuilding />
            </div>

            <div className="max-w-7xl mx-auto px-6 relative z-10">
                <div className="text-center mb-16">
                    <h2 className="text-3xl md:text-4xl font-bold tracking-tight text-foreground mb-4 animate-fade-in">
                        Why Sky and Soil?
                    </h2>
                    <p className="text-lg text-gray-600 dark:text-gray-400 max-w-2xl mx-auto animate-slide-up">
                        We bridge the gap between your dreams and reality with premium properties and unmatched service.
                    </p>
                </div>

                <div className="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-4 gap-8">
                    {features.map((feature, index) => (
                        <div
                            key={index}
                            className={`bg-white dark:bg-gray-800 p-8 rounded-2xl shadow-sm hover:shadow-xl transition-all duration-500 flex flex-col items-center text-center group transform ${visibleCards[index]
                                ? 'translate-y-0 opacity-100'
                                : 'translate-y-10 opacity-0'
                                }`}
                            style={{
                                transitionDelay: `${index * 100}ms`
                            }}
                        >
                            <div className="mb-6 p-4 bg-blue-50 dark:bg-blue-900/30 text-primary rounded-full group-hover:scale-110 group-hover:rotate-6 transition-all duration-300">
                                {feature.icon}
                            </div>
                            <h3 className="text-xl font-semibold text-foreground mb-3">
                                {feature.title}
                            </h3>
                            <p className="text-gray-600 dark:text-gray-400 leading-relaxed">
                                {feature.description}
                            </p>
                        </div>
                    ))}
                </div>
            </div>
        </section>
    );
}