export type GetApiApiFurusatoSemanticSearchArgs = {q: string, prefecture?: string | undefined, category?: string | undefined, muni_code?: string | undefined, limit?: number | undefined};

export type GetApiApiFurusatoSemanticSearchOptions = {baseUrl?: string | undefined, fetch?: typeof fetch | undefined};

/**
 * Semantic search (Workers AI bge-m3 → Vectorize)。 binding 未活性化時は FTS5 fallback
 * 
 * GET /api/furusato/semantic_search
 */
export const getApiApiFurusatoSemanticSearch = async (args: GetApiApiFurusatoSemanticSearchArgs, options?: GetApiApiFurusatoSemanticSearchOptions) => {
const {baseUrl = "https://localgov.jp", fetch: fetchFn = fetch} = options ?? {}

const query = new URLSearchParams()
const headers = new Headers()

if (args.q != null) query.append("q", String(args.q))
if (args.prefecture != null) query.append("prefecture", String(args.prefecture))
if (args.category != null) query.append("category", String(args.category))
if (args.muni_code != null) query.append("muni_code", String(args.muni_code))
if (args.limit != null) query.append("limit", String(args.limit))

const url = `${baseUrl.replace(/\/+$/, '')}/api/furusato/semantic_search${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "GET", headers})

if (!res.ok) throw new Error(`Request failed with status ${res.status}`, {cause: {status: res.status, body: await res.text()}})

return undefined
};