| 1 | "use client"; |
| 2 | |
| 3 | import { useRouter, usePathname } from "next/navigation"; |
| 4 | import { ALL_LOCALES, locales } from "@/lib/i18n/config"; |
| 5 | import { fill, getChrome } from "@/lib/i18n/dictionaries"; |
| 6 | |
| 7 | /** Labels for the dropdown. Keyed by locale code, displayed in native script. */ |
| 8 | const LOCALE_LABELS: Record<string, string> = {}; |
| 9 | for (const l of ALL_LOCALES) { |
| 10 | LOCALE_LABELS[l.code] = l.label; |
| 11 | } |
| 12 | |
| 13 | /** Routed locales that appear in the switcher (shipped + partial). */ |
| 14 | const ROUTED = ALL_LOCALES.filter((l) => l.status === "shipped" || l.status === "partial"); |
| 15 | |
| 16 | export function LocaleSwitcher({ current }: { current: string }) { |
| 17 | const router = useRouter(); |
| 18 | const pathname = usePathname(); |
| 19 | const chrome = getChrome(current); |
| 20 | |
| 21 | const switchLocale = (code: string) => { |
| 22 | if (code === current) return; |
| 23 | const segments = pathname.split("/"); |
| 24 | if ((locales as readonly string[]).includes(segments[1])) { |
| 25 | segments[1] = code; |
| 26 | } else { |
| 27 | segments.splice(1, 0, code); |
| 28 | } |
| 29 | const newPath = segments.join("/") || `/${code}`; |
| 30 | document.cookie = `NEXT_LOCALE=${code};path=/;max-age=${60 * 60 * 24 * 365}`; |
| 31 | router.push(newPath); |
| 32 | }; |
| 33 | |
| 34 | // If only 1 routed locale, no switcher needed. |
| 35 | if (ROUTED.length <= 1) return null; |
| 36 | |
| 37 | // If exactly 2 routed locales, show a simple toggle. |
| 38 | if (ROUTED.length === 2) { |
| 39 | const other = ROUTED.find((l) => l.code !== current); |
| 40 | if (!other) return null; |
| 41 | return ( |
| 42 | <button |
| 43 | onClick={() => switchLocale(other.code)} |
| 44 | className="font-mono text-[0.72rem] uppercase text-ink-mute hover:text-indigo transition-colors px-2 py-1" |
| 45 | aria-label={fill(chrome.switcherSwitchTo, { label: other.label })} |
| 46 | > |
| 47 | {other.label} |
| 48 | </button> |
| 49 | ); |
| 50 | } |
| 51 | |
| 52 | // 3+ routed locales: show a dropdown. Partial packs carry a visible |
| 53 | // badge so the incomplete scope is honest at the point of selection. |
| 54 | return ( |
| 55 | <select |
| 56 | value={current} |
| 57 | onChange={(e) => switchLocale(e.target.value)} |
| 58 | className="font-mono text-[0.72rem] uppercase text-ink-mute bg-transparent hairline-t hairline-b hairline-l hairline-r px-2 py-1 cursor-pointer hover:text-indigo transition-colors" |
| 59 | aria-label={chrome.switcherLabel} |
| 60 | > |
| 61 | {ROUTED.map((l) => ( |
| 62 | <option key={l.code} value={l.code}> |
| 63 | {l.status === "partial" ? `${l.label} ${chrome.partialBadge}` : l.label} |
| 64 | </option> |
| 65 | ))} |
| 66 | </select> |
| 67 | ); |
| 68 | } |
| 69 |