import React from 'react';
import type { Metadata } from 'next';
import PayPalGenerator from './PayPalGenerator';
import { CreditCard, Shield, Zap, Smartphone, DollarSign, Download, Share2, Banknote } from 'lucide-react';
import { QRCodeSVG } from 'qrcode.react';
import { ToolBreadcrumb } from '@/components/seo/BreadcrumbSchema';

// SEO Optimized Metadata
export const metadata: Metadata = {
    title: 'Free PayPal QR Code Generator | Accept Payments Instantly | QR Master',
    description: 'Create a QR code for your PayPal.me link. Let customers pay you instantly by scanning. Support tips, donations, and fixed amounts. 100% free.',
    keywords: ['paypal qr code', 'paypal.me qr generator', 'payment qr code', 'accept payments qr', 'paypal qr generator', 'tip qr code', 'donation qr code'],
    alternates: {
        canonical: 'https://qrmaster.io/tools/paypal-qr-code',
    },
    openGraph: {
        title: 'Free PayPal QR Code Generator | QR Master',
        description: 'Generate QR codes for PayPal payments. Perfect for tips, donations, and invoices.',
        type: 'website',
        url: 'https://qrmaster.io/tools/paypal-qr-code',
        images: [{ url: '/og-paypal-generator.png', width: 1200, height: 630 }],
    },
    twitter: {
        card: 'summary_large_image',
        title: 'Free PayPal QR Code Generator',
        description: 'Create PayPal payment QR codes. Instant and free.',
    },
    robots: {
        index: true,
        follow: true,
    },
};

// JSON-LD Structured Data
const jsonLd = {
    '@context': 'https://schema.org',
    '@graph': [
        {
            '@type': 'SoftwareApplication',
            name: 'PayPal QR Code Generator',
            applicationCategory: 'FinanceApplication',
            operatingSystem: 'Web Browser',
            offers: {
                '@type': 'Offer',
                price: '0',
                priceCurrency: 'USD',
            },
            aggregateRating: {
                '@type': 'AggregateRating',
                ratingValue: '4.9',
                ratingCount: '980',
            },
            description: 'Generate QR codes that link to your PayPal.me page for instant payments.',
        },
        {
            '@type': 'HowTo',
            name: 'How to Create a PayPal QR Code',
            description: 'Create a QR code for receiving PayPal payments.',
            step: [
                {
                    '@type': 'HowToStep',
                    position: 1,
                    name: 'Enter Username',
                    text: 'Type your PayPal.me username (the part after paypal.me/).',
                },
                {
                    '@type': 'HowToStep',
                    position: 2,
                    name: 'Set Amount (Optional)',
                    text: 'Enter a pre-filled amount and currency for fixed payments.',
                },
                {
                    '@type': 'HowToStep',
                    position: 3,
                    name: 'Customize Design',
                    text: 'Choose PayPal brand colors and add a frame like "Pay Now" or "Tip Me".',
                },
                {
                    '@type': 'HowToStep',
                    position: 4,
                    name: 'Download QR Code',
                    text: 'Download your high-quality QR code in PNG or SVG format.',
                },
                {
                    '@type': 'HowToStep',
                    position: 5,
                    name: 'Share',
                    text: 'Print it on invoices, display at your shop, or share digitally.',
                },
            ],
            totalTime: 'PT30S',
        },
        {
            '@type': 'FAQPage',
            mainEntity: [
                {
                    '@type': 'Question',
                    name: 'How does the PayPal QR code work?',
                    acceptedAnswer: {
                        '@type': 'Answer',
                        text: 'When scanned, it opens the PayPal app or website with your PayPal.me link. If you set an amount, it will be pre-filled for the payer.',
                    },
                },
                {
                    '@type': 'Question',
                    name: 'Do I need a PayPal Business account?',
                    acceptedAnswer: {
                        '@type': 'Answer',
                        text: 'No. Any PayPal account with a PayPal.me link can use this generator. Personal accounts work fine for tips and donations.',
                    },
                },
                {
                    '@type': 'Question',
                    name: 'Is there a fee for using the QR code?',
                    acceptedAnswer: {
                        '@type': 'Answer',
                        text: 'This generator is 100% free. PayPal may charge their standard transaction fees when you receive payments.',
                    },
                },
                {
                    '@type': 'Question',
                    name: 'Can I change the amount later?',
                    acceptedAnswer: {
                        '@type': 'Answer',
                        text: 'No, this is a static QR code. The amount is encoded permanently. For variable amounts, leave the amount field empty.',
                    },
                },
                {
                    '@type': 'Question',
                    name: 'What currencies are supported?',
                    acceptedAnswer: {
                        '@type': 'Answer',
                        text: 'We support EUR, USD, GBP, and CHF. PayPal handles currency conversion automatically.',
                    },
                },
            ],
        },
    ],
};

export default function PayPalQRCodePage() {
    return (
        <>
            <script
                type="application/ld+json"
                dangerouslySetInnerHTML={{ __html: JSON.stringify(jsonLd) }}
            />
            <ToolBreadcrumb toolName="PayPal QR Code Generator" toolSlug="paypal-qr-code" />

            <div className="min-h-screen" style={{ backgroundColor: '#EBEBDF' }}>

                {/* HERO SECTION */}
                <section className="relative pt-20 pb-20 lg:pt-32 lg:pb-32 px-4 sm:px-6 lg:px-8 overflow-hidden" style={{ backgroundColor: '#003087' }}>
                    <div className="absolute inset-0 opacity-10">
                        <svg className="w-full h-full" viewBox="0 0 100 100" preserveAspectRatio="none">
                            <path d="M0 100 C 20 0 50 0 100 100 Z" fill="url(#grad1)" />
                            <defs>
                                <linearGradient id="grad1" x1="0%" y1="0%" x2="100%" y2="0%">
                                    <stop offset="0%" style={{ stopColor: 'white', stopOpacity: 1 }} />
                                    <stop offset="100%" style={{ stopColor: 'white', stopOpacity: 0 }} />
                                </linearGradient>
                            </defs>
                        </svg>
                    </div>

                    <div className="max-w-7xl mx-auto grid lg:grid-cols-2 gap-12 items-center relative z-10">
                        <div className="text-center lg:text-left">
                            <div className="inline-flex items-center gap-2 px-3 py-1 rounded-full bg-white/10 text-white/90 text-sm font-medium mb-6 backdrop-blur-sm border border-white/10 hover:bg-white/20 transition-colors cursor-default">
                                <span className="flex h-2 w-2 relative">
                                    <span className="animate-ping absolute inline-flex h-full w-full rounded-full bg-sky-400 opacity-75"></span>
                                    <span className="relative inline-flex rounded-full h-2 w-2 bg-sky-400"></span>
                                </span>
                                Free Tool — No Signup Required
                            </div>

                            <h1 className="text-4xl md:text-5xl lg:text-6xl font-extrabold text-white tracking-tight leading-tight mb-6">
                                Accept Payments with <br className="hidden lg:block" />
                                <span className="text-transparent bg-clip-text bg-gradient-to-r from-sky-300 to-blue-200">PayPal QR Codes</span>
                            </h1>

                            <p className="text-lg md:text-xl text-blue-100 max-w-2xl mx-auto lg:mx-0 mb-8 leading-relaxed">
                                Let customers pay you by scanning. Perfect for tips, donations, and invoices.
                                <strong className="text-white block sm:inline mt-2 sm:mt-0"> Instant payments.</strong>
                            </p>

                            <div className="flex flex-wrap justify-center lg:justify-start gap-4 text-sm font-medium text-white/80">
                                <div className="flex items-center gap-2 bg-white/5 px-4 py-2.5 rounded-xl border border-white/5 backdrop-blur-sm">
                                    <CreditCard className="w-4 h-4 text-sky-300" />
                                    PayPal.me Links
                                </div>
                                <div className="flex items-center gap-2 bg-white/5 px-4 py-2.5 rounded-xl border border-white/5 backdrop-blur-sm">
                                    <Zap className="w-4 h-4 text-amber-300" />
                                    Pre-fill Amount
                                </div>
                                <div className="flex items-center gap-2 bg-white/5 px-4 py-2.5 rounded-xl border border-white/5 backdrop-blur-sm">
                                    <Shield className="w-4 h-4 text-emerald-300" />
                                    Secure Payments
                                </div>
                            </div>
                        </div>

                        {/* Visual Abstract */}
                        <div className="hidden lg:flex relative items-center justify-center min-h-[400px]">
                            <div className="absolute w-[500px] h-[500px] bg-blue-500/30 rounded-full blur-[100px] -top-20 -right-20 animate-pulse" />

                            <div className="relative w-80 h-96 bg-white/5 backdrop-blur-xl border border-white/20 rounded-3xl shadow-2xl flex flex-col items-center justify-center p-8 transform rotate-3 hover:rotate-0 transition-all duration-700 group">
                                <div className="absolute inset-0 bg-gradient-to-br from-white/10 to-transparent rounded-3xl" />

                                {/* Payment Card Mock */}
                                <div className="w-full bg-gradient-to-br from-[#0070BA] to-[#003087] rounded-xl shadow-lg p-4 mb-6 relative overflow-hidden text-white">
                                    <div className="flex justify-between items-start mb-3">
                                        <Banknote className="w-6 h-6 opacity-80" />
                                        <div className="bg-white/20 px-2 py-1 rounded text-xs">EUR</div>
                                    </div>
                                    <div className="text-2xl font-bold tracking-wider">€25.00</div>
                                    <div className="text-xs opacity-70 mt-1">Payment Request</div>
                                </div>

                                <div className="w-48 h-48 bg-white rounded-xl p-2 shadow-inner relative overflow-hidden flex items-center justify-center">
                                    <QRCodeSVG value="https://www.qrmaster.net" size={170} fgColor="#003087" level="Q" />
                                </div>

                                {/* Floating Badge */}
                                <div className="absolute -bottom-6 -left-6 bg-white py-3 px-5 rounded-xl shadow-xl flex items-center gap-3 transform transition-transform hover:scale-105 duration-300">
                                    <div className="bg-blue-100 p-2 rounded-full">
                                        <DollarSign className="w-5 h-5 text-[#003087]" />
                                    </div>
                                    <div className="text-left">
                                        <div className="text-[10px] text-slate-400 font-bold uppercase tracking-wider">PayPal</div>
                                        <div className="text-sm font-bold text-slate-900">Ready</div>
                                    </div>
                                </div>
                            </div>
                        </div>
                    </div>
                </section>

                {/* GENERATOR SECTION */}
                <section className="py-12 px-4 sm:px-6 lg:px-8 -mt-8">
                    <PayPalGenerator />
                </section>

                {/* HOW IT WORKS */}
                <section className="py-16 px-4 sm:px-6 lg:px-8 bg-white">
                    <div className="max-w-4xl mx-auto">
                        <h2 className="text-3xl font-bold text-slate-900 text-center mb-12">
                            How PayPal QR Codes Work
                        </h2>

                        <div className="grid md:grid-cols-3 lg:grid-cols-5 gap-8">
                            <article className="text-center">
                                <div className="w-12 h-12 rounded-2xl bg-[#003087]/10 flex items-center justify-center mx-auto mb-4">
                                    <CreditCard className="w-6 h-6 text-[#003087]" />
                                </div>
                                <h3 className="font-bold text-slate-900 mb-2">1. Username</h3>
                                <p className="text-slate-600 text-xs leading-relaxed">Enter your PayPal.me username.</p>
                            </article>

                            <article className="text-center">
                                <div className="w-12 h-12 rounded-2xl bg-[#003087]/10 flex items-center justify-center mx-auto mb-4">
                                    <DollarSign className="w-6 h-6 text-[#003087]" />
                                </div>
                                <h3 className="font-bold text-slate-900 mb-2">2. Amount</h3>
                                <p className="text-slate-600 text-xs leading-relaxed">Optional: Set a fixed payment amount.</p>
                            </article>

                            <article className="text-center">
                                <div className="w-12 h-12 rounded-2xl bg-[#003087]/10 flex items-center justify-center mx-auto mb-4">
                                    <Sparkles className="w-6 h-6 text-[#003087]" />
                                </div>
                                <h3 className="font-bold text-slate-900 mb-2">3. Design</h3>
                                <p className="text-slate-600 text-xs leading-relaxed">Pick colors and add a frame.</p>
                            </article>

                            <article className="text-center">
                                <div className="w-12 h-12 rounded-2xl bg-[#003087]/10 flex items-center justify-center mx-auto mb-4">
                                    <Download className="w-6 h-6 text-[#003087]" />
                                </div>
                                <h3 className="font-bold text-slate-900 mb-2">4. Download</h3>
                                <p className="text-slate-600 text-xs leading-relaxed">Save as PNG or SVG file.</p>
                            </article>

                            <article className="text-center">
                                <div className="w-12 h-12 rounded-2xl bg-[#003087]/10 flex items-center justify-center mx-auto mb-4">
                                    <Share2 className="w-6 h-6 text-[#003087]" />
                                </div>
                                <h3 className="font-bold text-slate-900 mb-2">5. Share</h3>
                                <p className="text-slate-600 text-xs leading-relaxed">Print or share to receive payments.</p>
                            </article>
                        </div>
                    </div>
                </section>

                {/* FAQ SECTION */}
                <section className="py-16 px-4 sm:px-6 lg:px-8" style={{ backgroundColor: '#EBEBDF' }}>
                    <div className="max-w-3xl mx-auto">
                        <h2 className="text-3xl font-bold text-slate-900 text-center mb-4">
                            Frequently Asked Questions
                        </h2>
                        <p className="text-slate-600 text-center mb-10">
                            Common questions about PayPal QR codes.
                        </p>

                        <div className="space-y-4">
                            <FaqItem
                                question="How does the PayPal QR code work?"
                                answer="When scanned, it opens the PayPal app or website with your PayPal.me link. If you set an amount, it will be pre-filled for the payer."
                            />
                            <FaqItem
                                question="Do I need a PayPal Business account?"
                                answer="No. Any PayPal account with a PayPal.me link can use this generator. Personal accounts work fine for tips and donations."
                            />
                            <FaqItem
                                question="Is there a fee for using the QR code?"
                                answer="This generator is 100% free. PayPal may charge their standard transaction fees when you receive payments."
                            />
                            <FaqItem
                                question="Can I change the amount later?"
                                answer="No, this is a static QR code. The amount is encoded permanently. For variable amounts, leave the amount field empty."
                            />
                            <FaqItem
                                question="What if I don't have a PayPal.me link?"
                                answer="You can create one for free in your PayPal account settings. Go to paypal.me to set up your personalized link."
                            />
                        </div>
                    </div>
                </section>

            </div>
        </>
    );
}

function FaqItem({ question, answer }: { question: string; answer: string }) {
    return (
        <details className="group bg-white rounded-xl shadow-sm border border-slate-200 overflow-hidden">
            <summary className="flex items-center justify-between p-5 cursor-pointer list-none text-slate-900 font-semibold hover:bg-slate-50 transition-colors">
                {question}
                <span className="transition group-open:rotate-180 text-slate-400">
                    <svg fill="none" height="20" stroke="currentColor" strokeLinecap="round" strokeLinejoin="round" strokeWidth="2" viewBox="0 0 24 24" width="20">
                        <path d="M6 9l6 6 6-6" />
                    </svg>
                </span>
            </summary>
            <div className="text-slate-600 px-5 pb-5 pt-0 leading-relaxed text-sm">
                {answer}
            </div>
        </details>
    );
}

function Sparkles({ className }: { className?: string }) {
    return (
        <svg className={className} fill="none" viewBox="0 0 24 24" stroke="currentColor" strokeWidth={2}>
            <path strokeLinecap="round" strokeLinejoin="round" d="M5 3v4M3 5h4M6 17v4m-2-2h4m5-16l2.286 6.857L21 12l-5.714 2.143L13 21l-2.286-6.857L5 12l5.714-2.143L13 3z" />
        </svg>
    );
}