import {z} from 'zod'

export type GetApiV1ListingsArgs = {query?: string | undefined, isin?: string | undefined, exchange?: string | undefined, market?: string | undefined, limit?: number | undefined, offset?: number | undefined};

export type GetApiV1ListingsOptions = {baseUrl?: string | undefined, ApiKey?: string | undefined, fetch?: typeof fetch | undefined};

export const listingNotice = z.object({status: z.string().nullable().optional(), ticker: z.string().nullable().optional(), delistedOn: z.string().nullable().optional(), successorTicker: z.string().nullable().optional()});

export const listingDto = z.object({ticker: z.string().nullable().optional(), exchange: z.string().nullable().optional(), market: z.string().nullable().optional(), currency: z.string().nullable().optional(), isin: z.string().nullable().optional(), cusip: z.string().nullable().optional(), companyName: z.string().nullable().optional(), securityType: z.string().nullable().optional(), primary: z.boolean().optional(), exchangeTradedProduct: z.boolean().optional()});

export const pageMeta = z.object({limit: z.number().int().optional(), offset: z.number().int().optional(), count: z.number().int().optional(), hasMore: z.boolean().optional(), total: z.number().int().nullable().optional()});

export const listingDtoPagedResponse = z.object({listingNotice: listingNotice.optional(), data: z.array(listingDto).nullable().optional(), meta: pageMeta.optional()});

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
};

/**
 * Find listings by company name or ticker (query), by ISIN (isin), or list every listing of one market (exchange or market), across US and other exchanges. A US listing is its bare ticker and a listing on another exchange is MIC:TICKER, the spelling every price and company route accepts. An ISIN returns every listing of that security, each in its own currency; a US or Canadian ISIN also matches a US listing by its CUSIP. Search results rank exact tickers, then names, then larger companies; a market listing is in exchange then ticker order.
 * 
 * GET /v1/listings
 */
export const getApiV1Listings = async (args: GetApiV1ListingsArgs, options?: GetApiV1ListingsOptions) => {
const {baseUrl = "https://api.equibles.com", fetch: fetchFn = fetch, ApiKey} = options ?? {}

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

if (args.query != null) query.append("query", String(args.query))
if (args.isin != null) query.append("isin", String(args.isin))
if (args.exchange != null) query.append("exchange", String(args.exchange))
if (args.market != null) query.append("market", String(args.market))
if (args.limit != null) query.append("limit", String(args.limit))
if (args.offset != null) query.append("offset", String(args.offset))
if (ApiKey !== undefined) headers.set('authorization', `Bearer ${ApiKey}`)

const url = `${baseUrl.replace(/\/+$/, '')}/v1/listings${query.size > 0 ? `?${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(listingDtoPagedResponse, await res.json())
};