import { MetadataRoute } from 'next'
import { germanSeoPageSlugs, getGermanSeoPageBySlug } from '@/lib/seoPages'
import { spanishSeoPageProfiles, spanishSeoPageSlugs } from '@/lib/spanishSeoPages'

export default function sitemap(): MetadataRoute.Sitemap {
    const baseUrl = (process.env.NEXT_PUBLIC_SITE_URL || 'https://greenlenspro.com').trim()

    return [
        {
            url: baseUrl,
            lastModified: new Date('2026-04-27'),
            changeFrequency: 'weekly',
            priority: 1,
        },
        {
            url: `${baseUrl}/support`,
            lastModified: new Date('2026-04-08'),
            changeFrequency: 'monthly',
            priority: 0.5,
        },
        {
            url: `${baseUrl}/plant-identifier-app`,
            lastModified: new Date('2026-04-27'),
            changeFrequency: 'monthly',
            priority: 0.8,
        },
        {
            url: `${baseUrl}/plant-disease-identifier`,
            lastModified: new Date('2026-04-27'),
            changeFrequency: 'monthly',
            priority: 0.75,
        },
        {
            url: `${baseUrl}/plant-care-app`,
            lastModified: new Date('2026-04-27'),
            changeFrequency: 'monthly',
            priority: 0.75,
        },
        {
            url: `${baseUrl}/vs/picturethis`,
            lastModified: new Date('2026-04-27'),
            changeFrequency: 'monthly',
            priority: 0.65,
        },
        {
            url: `${baseUrl}/vs/plantum`,
            lastModified: new Date('2026-04-27'),
            changeFrequency: 'monthly',
            priority: 0.65,
        },
        {
            url: `${baseUrl}/vs/inaturalist`,
            lastModified: new Date('2026-04-27'),
            changeFrequency: 'monthly',
            priority: 0.65,
        },
        {
            url: `${baseUrl}/vs/google-lens`,
            lastModified: new Date('2026-05-10'),
            changeFrequency: 'monthly',
            priority: 0.75,
        },
        {
            url: `${baseUrl}/flower-scanner`,
            lastModified: new Date('2026-04-27'),
            changeFrequency: 'monthly',
            priority: 0.8,
        },
        {
            url: `${baseUrl}/identify-plant-photo`,
            lastModified: new Date('2026-04-27'),
            changeFrequency: 'monthly',
            priority: 0.8,
        },
        {
            url: `${baseUrl}/plant-scanner`,
            lastModified: new Date('2026-04-27'),
            changeFrequency: 'monthly',
            priority: 0.8,
        },
        {
            url: `${baseUrl}/houseplant-identifier`,
            lastModified: new Date('2026-04-27'),
            changeFrequency: 'monthly',
            priority: 0.75,
        },
        {
            url: `${baseUrl}/succulent-identifier`,
            lastModified: new Date('2026-04-27'),
            changeFrequency: 'monthly',
            priority: 0.75,
        },
        {
            url: `${baseUrl}/best-plant-identification-app`,
            lastModified: new Date('2026-04-27'),
            changeFrequency: 'monthly',
            priority: 0.85,
        },
        {
            url: `${baseUrl}/plant-health-app`,
            lastModified: new Date('2026-04-27'),
            changeFrequency: 'monthly',
            priority: 0.8,
        },
        {
            url: `${baseUrl}/imprint`,
            lastModified: new Date('2026-04-08'),
            changeFrequency: 'monthly',
            priority: 0.3,
        },
        {
            url: `${baseUrl}/privacy`,
            lastModified: new Date('2026-04-08'),
            changeFrequency: 'monthly',
            priority: 0.3,
        },
        {
            url: `${baseUrl}/terms`,
            lastModified: new Date('2026-04-08'),
            changeFrequency: 'monthly',
            priority: 0.3,
        },
        ...germanSeoPageSlugs.map((slug) => {
            const profile = getGermanSeoPageBySlug(slug)
            return {
                url: `${baseUrl}${profile?.canonical ?? `/${slug}`}`,
                lastModified: new Date('2026-05-20'),
                changeFrequency: 'monthly' as const,
                priority: slug === 'pflanzen-erkennen-kostenlos' || slug === 'pflanzen-erkennen-app' ? 0.85 : 0.75,
            }
        }),
        {
            url: `${baseUrl}/es`,
            lastModified: new Date('2026-05-20'),
            changeFrequency: 'monthly',
            priority: 0.85,
        },
        ...spanishSeoPageSlugs.map((slug) => ({
            url: `${baseUrl}${spanishSeoPageProfiles[slug].canonical}`,
            lastModified: new Date('2026-05-20'),
            changeFrequency: 'monthly' as const,
            priority: slug === 'identificador-de-plantas' ? 0.85 : 0.75,
        })),
    ]
}