import {z} from 'zod'

export type Def21 = {gpc?: number | undefined};

export type Def22 = {subject: {verifiedId?: string | undefined, anonymousId?: string | undefined}, compliance?: Def21 | undefined, attributes: {[key: string]: unknown}, jurisdiction?: string | undefined};

export type CreateApiV2ConsentsGpcArgs = {'x-country-code-override'?: string | undefined, 'x-region-code-override'?: string | undefined, body: Def22};

export type CreateApiV2ConsentsGpcOptions = {baseUrl?: string | undefined, ucApiKey?: string | undefined, fetch?: typeof fetch | undefined};

export const createApiV2ConsentsGpcResponse = z.object({gpcActions: z.array(z.object({target: z.string(), vendor: z.string(), action: z.string(), jurisdiction: z.string().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
};

/**
 * Create and insert a gpc consent
 * 
 * POST /v2/consents/gpc
 */
export const createApiV2ConsentsGpc = async (args: CreateApiV2ConsentsGpcArgs, options?: CreateApiV2ConsentsGpcOptions) => {
const {baseUrl = "https://uc.api.osano.com", fetch: fetchFn = fetch, ucApiKey} = options ?? {}

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

if (args['x-country-code-override'] != null) headers.set("x-country-code-override", String(args['x-country-code-override']))
if (args['x-region-code-override'] != null) headers.set("x-region-code-override", String(args['x-region-code-override']))
if (ucApiKey !== undefined) headers.set("x-uc-api-key", ucApiKey)

const url = `${baseUrl.replace(/\/+$/, '')}/v2/consents/gpc${query.size > 0 ? `?${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(createApiV2ConsentsGpcResponse, await res.json())
};