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import type { DomainLocale } from '../server/config'
import type { normalizeLocalePath as NormalizeFn } from './normalize-locale-path'
import type { detectDomainLocale as DetectFn } from './detect-domain-locale'
import { normalizePathTrailingSlash } from './normalize-trailing-slash'
const basePath = (process.env.__NEXT_ROUTER_BASEPATH as string) || ''
export function getDomainLocale(
path: string,
locale?: string | false,
locales?: readonly string[],
domainLocales?: readonly DomainLocale[]
) {
if (process.env.__NEXT_I18N_SUPPORT) {
const normalizeLocalePath: typeof NormalizeFn = (
require('./normalize-locale-path') as typeof import('./normalize-locale-path')
).normalizeLocalePath
const detectDomainLocale: typeof DetectFn = (
require('./detect-domain-locale') as typeof import('./detect-domain-locale')
).detectDomainLocale
const target = locale || normalizeLocalePath(path, locales).detectedLocale
const domain = detectDomainLocale(domainLocales, undefined, target)
if (domain) {
const proto = `http${domain.http ? '' : 's'}://`
const finalLocale = target === domain.defaultLocale ? '' : `/${target}`
return `${proto}${domain.domain}${normalizePathTrailingSlash(
`${basePath}${finalLocale}${path}`
)}`
}
return false
} else {
return false
}
}
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