import {z} from 'zod'

export type GetApiApiV1CensusBusinessOwnersArgs = {year: string, geo?: string | undefined, state?: (string | null) | undefined, naics?: (string | null) | undefined, sex?: (string | null) | undefined, ethnicity?: (string | null) | undefined, race?: (string | null) | undefined, veteran?: (string | null) | undefined};

export type GetApiApiV1CensusBusinessOwnersOptions = {baseUrl?: string | undefined, APIKeyHeader?: string | undefined, fetch?: typeof fetch | undefined};

export const censusBusinessOwnersDatum = z.object({name: z.string().nullable().optional(), state_fips: z.string().nullable().optional(), sex: z.string().nullable().optional(), sex_label: z.string().nullable().optional(), ethnicity: z.string().nullable().optional(), ethnicity_label: z.string().nullable().optional(), race: z.string().nullable().optional(), race_label: z.string().nullable().optional(), veteran: z.string().nullable().optional(), veteran_label: z.string().nullable().optional(), naics: z.string().nullable().optional(), naics_label: z.string().nullable().optional(), firms: z.union([z.number().int(), z.number()]).nullable().optional(), emp: z.union([z.number().int(), z.number()]).nullable().optional(), payann: z.union([z.number().int(), z.number()]).nullable().optional(), receipts: z.union([z.number().int(), z.number()]).nullable().optional()}).and(z.record(z.string(), z.unknown()));

export const censusBusinessNaics = z.object({code: z.string().nullable().optional(), label: z.string().nullable().optional(), variable: z.string().nullable().optional()}).and(z.record(z.string(), z.unknown()));

export const censusBusinessOwnersData = z.object({year: z.union([z.number().int(), z.number()]).nullable().optional(), dataset: z.string().nullable().optional(), geo: z.string().nullable().optional(), state: z.string().nullable().optional(), count: z.union([z.number().int(), z.number()]).nullable().optional(), data: z.array(censusBusinessOwnersDatum).nullable().optional(), source: z.string().nullable().optional(), naics: censusBusinessNaics.nullable().optional(), reason: z.string().nullable().optional()}).and(z.record(z.string(), z.unknown()));

export const sugraMeta = z.object({endpoint: z.string(), data_time: z.string(), response_time: z.string(), provider: z.string(), data_age_days: z.number().nullable().optional(), source: z.string().nullable().optional(), attribution: z.string().nullable().optional(), source_url: z.string().nullable().optional(), citation: z.string().nullable().optional(), fallback_used: z.boolean().nullable().optional(), fallback_chain: z.array(z.string()).nullable().optional(), cached: z.boolean().nullable().optional(), stale: z.boolean().nullable().optional(), stale_since: z.string().nullable().optional(), period: z.string().nullable().optional(), notes: z.string().nullable().optional()});

export const envelopeCensusBusinessOwnersData = z.object({data: censusBusinessOwnersData, meta: sugraMeta});

export const validateResponse = async <Output>(
  schema: {
    readonly '~standard': {
      readonly validate: (value: unknown) => ({ readonly value: Output; readonly issues?: undefined } | { readonly issues: ReadonlyArray<{ readonly message: string; readonly path?: ReadonlyArray<PropertyKey | { readonly key: PropertyKey }> | undefined }> }) | Promise<{ readonly value: Output; readonly issues?: undefined } | { readonly issues: ReadonlyArray<{ readonly message: string; readonly path?: ReadonlyArray<PropertyKey | { readonly key: PropertyKey }> | undefined }> }>
    }
  },
  value: unknown
): Promise<Output> => {
  const result = await schema['~standard'].validate(value)

  if (result.issues !== undefined) {
    const detail = result.issues
      .map(({ message, path }) =>
        path?.length
          ? `${path.map((segment) => String(typeof segment === 'object' ? segment.key : segment)).join('.')}: ${message}`
          : message
      )
      .join('; ')

    throw new Error(`Response does not match the schema: ${detail}`, { cause: { issues: result.issues } })
  }

  return result.value
};

/**
 * Annual Business Survey: employer firms by owner demographics
 * 
 * GET /api/v1/census/business/owners
 */
export const getApiApiV1CensusBusinessOwners = async (args: GetApiApiV1CensusBusinessOwnersArgs, options?: GetApiApiV1CensusBusinessOwnersOptions) => {
const {baseUrl = "https://sugra.ai", fetch: fetchFn = fetch, APIKeyHeader} = options ?? {}

const query = new URLSearchParams()
const headers = new Headers()
headers.set('accept', "application/json")

if (args.year != null) query.append("year", String(args.year))
if (args.geo != null) query.append("geo", String(args.geo))
if (args.state != null) query.append("state", String(args.state))
if (args.naics != null) query.append("naics", String(args.naics))
if (args.sex != null) query.append("sex", String(args.sex))
if (args.ethnicity != null) query.append("ethnicity", String(args.ethnicity))
if (args.race != null) query.append("race", String(args.race))
if (args.veteran != null) query.append("veteran", String(args.veteran))
if (APIKeyHeader !== undefined) headers.set("x-api-key", APIKeyHeader)

const url = `${baseUrl.replace(/\/+$/, '')}/api/v1/census/business/owners${query.size > 0 ? `?${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 validateResponse(envelopeCensusBusinessOwnersData, await res.json())
};