All files / src/lib/seo pro-address.ts

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/** Public city name for a DB id or legacy locality prefix. */
export const CITY_NAMES: Record<string, string> = {
	hyderabad: "Hyderabad",
	pune: "Pune",
	bangalore: "Bengaluru",
	mumbai: "Mumbai",
	chennai: "Chennai",
	delhi: "NCR",
};
 
/**
 * Hyderabad locality ids. They are `loc_{locality}` (for example
 * `loc_gachibowli`), so the city is the locality's zone city, not the
 * text after `loc_`.
 */
const HYDERABAD_LOCALITY_IDS = new Set<string>([
"loc_gachibowli",
	"loc_kondapur",
	"loc_madhapur",
	"loc_hitech_city",
	"loc_kukatpally",
	"loc_kphb",
	"loc_miyapur",
	"loc_chandanagar",
	"loc_lingampally",
	"loc_nanakramguda",
	"loc_manikonda",
	"loc_puppalaguda",
	"loc_tellapur",
	"loc_bachupally",
	"loc_nizampet",
	"loc_pragathi_nagar",
	"loc_serilingampally",
	"loc_hafeezpet",
	"loc_nallagandla",
	"loc_gopanpally",
	"loc_vattinagulapally",
	"loc_raidurgam",
	"loc_banjara_hills",
	"loc_jubilee_hills",
	"loc_somajiguda",
	"loc_punjagutta",
	"loc_ameerpet",
	"loc_sr_nagar",
	"loc_himayatnagar",
	"loc_lakdikapul",
	"loc_masab_tank",
	"loc_khairatabad",
	"loc_film_nagar",
	"loc_yousufguda",
	"loc_erragadda",
	"loc_basheerbagh",
	"loc_abids",
	"loc_nampally",
	"loc_secunderabad",
	"loc_kompally",
	"loc_alwal",
	"loc_malkajgiri",
	"loc_uppal",
	"loc_lb_nagar",
	"loc_dilsukhnagar",
	"loc_nacharam",
	"loc_nagaram",
	"loc_habsiguda",
	"loc_tarnaka",
	"loc_sainikpuri",
	"loc_as_rao_nagar",
	"loc_kushaiguda",
	"loc_ghatkesar",
	"loc_mallapur",
	"loc_boduppal",
	"loc_vanasthalipuram",
	"loc_hayathnagar",
	"loc_kapra",
	"loc_attapur",
	"loc_rajendra_nagar",
	"loc_mehdipatnam",
	"loc_tolichowki",
	"loc_narsingi",
	"loc_kokapet",
	"loc_financial_district",
	"loc_shamshabad",
	"loc_gandipet",
	"loc_bandlaguda",
	"loc_mansoorabad",
	"loc_kothapet",
	"loc_golconda",
	"loc_kismatpur",
	"loc_shankarpally",
	"loc_bowenpally",
	"loc_begumpet",
	"loc_trimulgherry",
	"loc_rampally",
	"loc_shamirpet",
	"loc_dundigal",
	"loc_jeedimetla",
	"loc_marredpally",
	"loc_padmarao_nagar",
	"loc_tukaram_gate",
	"loc_yapral",
	"loc_charminar",
	"loc_malakpet",
	"loc_chaderghat",
	"loc_santoshnagar",
	"loc_falaknuma",
	"loc_moghalpura",
	"loc_koti",
	"loc_musheerabad",
]);
 
const SENTINEL_PREFIXES = new Set(["unlisted", "overseas"]);
 
function toTitleCase(s: string): string {
	return s.charAt(0).toUpperCase() + s.slice(1);
}
 
/**
 * City display name for a locality id.
 * Pass `resolvedCity` when the API has already walked locality → zone → city.
 */
/** DB city id for a locality id. Hyderabad localities are not prefixed with the city. */
export function cityIdFromLocalityId(
	localityId: string | null | undefined,
): string | undefined {
	if (!localityId) return undefined;
	if (HYDERABAD_LOCALITY_IDS.has(localityId)) return "hyderabad";
	const prefix = localityId.replace(/^loc_/, "").split("_")[0];
	if (!prefix || SENTINEL_PREFIXES.has(prefix)) return undefined;
	return prefix;
}
 
/** Public URL slug for a display name (`Bengaluru` → `bengaluru`, `NCR` → `ncr`). */
export function interiorsSlugFromPublicName(publicName: string): string {
	return publicName.trim().toLowerCase().replace(/\s+/g, "-");
}
 
export function cityDisplayNameFromLocalityId(
	localityId: string | null | undefined,
	resolvedCity?: string | null,
): string | undefined {
	Iif (resolvedCity) return resolvedCity;
	if (!localityId) return undefined;
	if (HYDERABAD_LOCALITY_IDS.has(localityId)) return "Hyderabad";
	const rest = localityId.replace(/^loc_/, "");
	if (!rest) return undefined;
	const prefix = rest.split("_")[0];
	Iif (!prefix || SENTINEL_PREFIXES.has(prefix)) return undefined;
	if (CITY_NAMES[prefix]) return CITY_NAMES[prefix];
	return toTitleCase(prefix);
}