import {z} from 'zod'

export type CreateApiV2GenerativeImagesLicensesArgs = {subscription_id?: string | undefined, size?: ('small' | 'medium' | 'huge' | 'custom') | undefined, body: {images: Array<{asset_id: string, ai_use_acknowledgement: boolean, metadata?: Record<string, never> | undefined, price?: number | undefined, size?: ('small' | 'medium' | 'huge' | 'custom') | undefined, custom_dimensions?: ({height?: number | undefined, width?: number | undefined}) | undefined, subscription_id?: string | undefined}>}};

export type CreateApiV2GenerativeImagesLicensesOptions = {baseUrl?: string | undefined, customerAccessCode?: string | undefined, fetch?: typeof fetch | undefined};

export const createApiV2GenerativeImagesLicensesResponse = z.object({data: z.array(z.object({asset_id: z.string(), image_id: z.string().optional(), allotment_charge: z.number().int().optional(), download: z.object({url: z.string()}).optional(), error: z.string().optional(), license_id: z.string().optional(), price: z.object({local_amount: z.number().optional(), local_currency: z.string().optional(), content_tiers: z.record(z.string(), z.object({local_amount: z.number(), local_currency: z.string()})).optional()}).optional()})), errors: z.array(z.object({statusCode: z.number().optional(), code: z.string().optional(), data: z.string().optional(), items: z.array(z.object({})).optional(), message: z.string(), path: z.string().optional()})).optional(), message: 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
};

/**
 * License generated images
 * 
 * POST /v2/generative/images/licenses
 */
export const createApiV2GenerativeImagesLicenses = async (args: CreateApiV2GenerativeImagesLicensesArgs, options?: CreateApiV2GenerativeImagesLicensesOptions) => {
const {baseUrl = "https://api.shutterstock.com", fetch: fetchFn = fetch, customerAccessCode} = options ?? {}

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

if (args.subscription_id != null) query.append("subscription_id", String(args.subscription_id))
if (args.size != null) query.append("size", String(args.size))
if (customerAccessCode !== undefined) headers.set('authorization', `Bearer ${customerAccessCode}`)

const url = `${baseUrl.replace(/\/+$/, '')}/v2/generative/images/licenses${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "POST", headers, body: JSON.stringify(args.body)})

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

return validateResponse(createApiV2GenerativeImagesLicensesResponse, await res.json())
};