import {z} from 'zod'

export type Media = {auto_download: Array<'audio' | 'document' | 'voice' | 'video' | 'image.'>};

export type Webhooks = {url?: string | undefined, max_concurrent_requests?: number | undefined};

export type ApplicationSettings = {callback_backoff_delay_ms?: string | undefined, max_callback_backoff_delay_ms?: string | undefined, callback_persist?: boolean | undefined, media?: Media | undefined, webhooks?: Webhooks | undefined, on_call_pager?: string | undefined, pass_through?: boolean | undefined, sent_status?: boolean | undefined, unhealthy_interval?: number | undefined, heartbeat_interval?: number | undefined};

export type PatchApiSettingsApplicationArgs = {body: ApplicationSettings};

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

export const meta = z.object({version: z.string().optional(), api_status: z.enum(["deprecated", "experimental", "stable"]).optional()});

export const error = z.object({code: z.number().int().optional(), title: z.string().optional(), details: z.string().optional(), href: z.string().optional()});

export const response = z.object({meta: meta.optional(), errors: z.array(error).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
};

/**
 * Update-Application-Settings
 * 
 * PATCH /settings/application
 */
export const patchApiSettingsApplication = async (args: PatchApiSettingsApplicationArgs, options?: PatchApiSettingsApplicationOptions) => {
const {baseUrl = "http://example.com/v1", fetch: fetchFn = fetch, bearerAuth} = options ?? {}

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

if (bearerAuth !== undefined) headers.set('authorization', `Bearer ${bearerAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/settings/application${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "PATCH", 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(response, await res.json())
};