import type { Metadata, Viewport } from 'next'
import './globals.css'
import styles from './layout.module.css'
import { config } from '@fortawesome/fontawesome-svg-core'
import '@fortawesome/fontawesome-svg-core/styles.css'
import '@/lib/fa' // register all icons globally
import ClientProviders from '@/components/providers/ClientProviders'

config.autoAddCss = false // prevent FOUC in Next.js SSR

export const viewport: Viewport = {
  width: 'device-width',
  initialScale: 1,
  maximumScale: 5,
  themeColor: '#718355',
}

export const metadata: Metadata = {
  title: 'Kembali SPA — Home Spa Service Premium',
  description: 'Ritual relaksasi dengan sentuhan yang lembut selembut sutra. Terapis bersertifikat datang ke rumah, hotel, atau kost Anda di Bali & sekitarnya.',
  keywords: 'home spa, pijat panggil, massage panggil, spa bali, terapis bersertifikat',
  openGraph: {
    title: 'Kembali SPA — Home Spa Service Premium',
    description: 'Terapis bersertifikat datang ke lokasi Anda. Booking mudah, layanan premium.',
    type: 'website',
    locale: 'id_ID',
  },
}

export default function RootLayout({ children }: { children: React.ReactNode }) {
  return (
    <html lang="id" suppressHydrationWarning>
      <body>
        <ClientProviders>
          {children}
        </ClientProviders>
        {/* WhatsApp Floating Button */}
        <a
          href={`https://wa.me/${process.env.NEXT_PUBLIC_WA_NUMBER ?? '628123456789'}`}
          target="_blank"
          rel="noopener noreferrer"
          aria-label="Chat via WhatsApp"
          className={styles.waBtn}
        >
          <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 448 512" width="22" height="22" fill="currentColor" aria-hidden="true">
            <path d="M380.9 97.1C339 55.1 283.2 32 223.9 32c-122.4 0-222 99.6-222 222 0 39.1 10.2 77.3 29.6 111L0 480l117.7-30.9c32.4 17.7 68.9 27 106.1 27h.1c122.3 0 224.1-99.6 224.1-222 0-59.3-25.2-115-67.1-157zm-157 341.6c-33.2 0-65.7-8.9-94-25.7l-6.7-4-69.8 18.3L72 359.2l-4.4-7c-18.5-29.4-28.2-63.3-28.2-98.2 0-101.7 82.8-184.5 184.6-184.5 49.3 0 95.6 19.2 130.4 54.1 34.8 34.9 56.2 81.2 56.1 130.5 0 101.8-84.9 184.6-186.6 184.6zm101.2-138.2c-5.5-2.8-32.8-16.2-37.9-18-5.1-1.9-8.8-2.8-12.5 2.8-3.7 5.6-14.3 18-17.6 21.8-3.2 3.7-6.5 4.2-12 1.4-32.6-16.3-54-29.1-75.5-66-5.7-9.8 5.7-9.1 16.3-30.3 1.8-3.7.9-6.9-.5-9.7-1.4-2.8-12.5-30.1-17.1-41.2-4.5-10.8-9.1-9.3-12.5-9.5-3.2-.2-6.9-.2-10.6-.2-3.7 0-9.7 1.4-14.8 6.9-5.1 5.6-19.4 19-19.4 46.3 0 27.3 19.9 53.7 22.6 57.4 2.8 3.7 39.1 59.7 94.8 83.8 35.2 15.2 49 16.5 66.6 13.9 10.7-1.6 32.8-13.4 37.4-26.4 4.6-13 4.6-24.1 3.2-26.4-1.3-2.5-5-3.9-10.5-6.6z"/>
          </svg>
        </a>
      </body>
    </html>
  )
}
