import {z} from 'zod'

export type GetApiV4PhoneNumbersMetaArgs = {offset?: number | undefined, limit?: number | undefined, 'sort[id]'?: ('asc' | 'desc') | undefined, 'filters[phone_number]'?: string | undefined, mode?: ('brief' | 'full') | undefined};

export type GetApiV4PhoneNumbersMetaOptions = {baseUrl?: string | undefined, bearerAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const listResponse = z.object({filters: z.object({}).optional(), sort: z.object({}).optional(), total: z.number().int().optional(), limit: z.number().int().optional(), offset: z.number().int().optional(), items: z.array(z.object({})).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
};

/**
 * Get Phone Numbers Meta
 * 
 * GET /v4/phone-numbers/meta
 */
export const getApiV4PhoneNumbersMeta = async (args: GetApiV4PhoneNumbersMetaArgs, options?: GetApiV4PhoneNumbersMetaOptions) => {
const {baseUrl = "https://api.phone.com", fetch: fetchFn = fetch, bearerAuth} = options ?? {}

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

if (args.offset != null) query.append("offset", String(args.offset))
if (args.limit != null) query.append("limit", String(args.limit))
if (args['sort[id]'] != null) query.append("sort[id]", String(args['sort[id]']))
if (args['filters[phone_number]'] != null) query.append("filters[phone_number]", String(args['filters[phone_number]']))
if (args.mode != null) query.append("mode", String(args.mode))
if (bearerAuth !== undefined) headers.set('authorization', `Bearer ${bearerAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/v4/phone-numbers/meta${query.size > 0 ? `?${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(listResponse, await res.json())
};