import {z} from 'zod'

export type GetApiApiV2UiVouchersArgs = {'page[after]'?: string | undefined, 'page[before]'?: string | undefined, 'page[size]'?: number | undefined, filter?: {[key: string]: string} | undefined, include?: Array<string> | undefined};

export type GetApiApiV2UiVouchersOptions = {baseUrl: string, bearerAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const voucherListResponse = z.object({jsonapi: z.object({version: z.string(), ext: z.array(z.string()).optional()}), links: z.object({self: z.string(), first: z.string(), last: z.string().nullable(), next: z.string().nullable(), prev: z.string().nullable()}), meta: z.object({page: z.object({total_elements: z.number().int()})}), data: z.array(z.object({id: z.number().int(), type: z.literal("voucher"), attributes: z.object({voucher: z.string(), time: z.number().int()}), links: z.object({self: z.string()})}))});

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
};

/**
 * List Vouchers
 * 
 * GET /api/v2/ui/vouchers
 */
export const getApiApiV2UiVouchers = async (args: GetApiApiV2UiVouchersArgs, options: GetApiApiV2UiVouchersOptions) => {
const {baseUrl, fetch: fetchFn = fetch, bearerAuth} = options ?? {}

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

if (args['page[after]'] != null) query.append("page[after]", String(args['page[after]']))
if (args['page[before]'] != null) query.append("page[before]", String(args['page[before]']))
if (args['page[size]'] != null) query.append("page[size]", String(args['page[size]']))
if (args.filter != null) query.append("filter", JSON.stringify(args.filter))
if (args.include != null) query.append("include", args.include.join(','))
if (bearerAuth !== undefined) headers.set('authorization', `Bearer ${bearerAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/api/v2/ui/vouchers${query.size > 0 ? `?${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(voucherListResponse, await res.json())
};