import { t } from '@/i18n'
import { copy } from '@/lib/directoryCopy'
import {
	SITE_KEY_MAX,
	SITE_KEY_MIN,
	SLUG_PATTERN,
	characterCount,
	isSecureUrl,
	siteUrlMessage,
	siteUrlProblem,
} from '@/lib/directory'

export const BIO_MAX = 280

export function nameProblem(name: string) {
	return name.trim() ? '' : copy('enterName')
}

export function bioProblem(bio: string) {
	return characterCount(bio) > BIO_MAX ? copy('shortenBio') : ''
}

export function secureUrlProblem(value: string) {
	return isSecureUrl(value) ? '' : copy('urlHttps')
}

export function optionalSecureUrlProblem(value: string) {
	return value.trim() ? secureUrlProblem(value) : ''
}

export function authorSlugProblem(slug: string) {
	if (!slug || SLUG_PATTERN.test(slug)) {
		return ''
	}
	return t('Lowercase letters, numbers and hyphens. Unique across all authors.')
}

export function siteKeyProblem(key: string) {
	const valid = SLUG_PATTERN.test(key) && key.length >= SITE_KEY_MIN && key.length <= SITE_KEY_MAX
	return valid ? '' : t('Use lowercase letters, numbers and hyphens, 2 to 32 characters.')
}

export function baseUrlProblem(value: string) {
	const problem = siteUrlProblem(value)
	return problem ? siteUrlMessage(problem) : ''
}