import {z} from 'zod'

export type WhatsappBroadcastRecipientsAddRequest = {whatsapp_broadcast: {recipients: Array<{phone_number?: string | undefined, whatsapp_contact_id?: string | undefined, components?: (Array<{type: 'header' | 'body' | 'button', sub_type?: string | undefined, index?: number | undefined, parameters?: (Array<{type?: string | undefined, parameter_name?: string | undefined, text?: string | undefined, image?: {[key: string]: unknown} | undefined, video?: {[key: string]: unknown} | undefined, document?: {[key: string]: unknown} | undefined} | {[key: string]: unknown}>) | undefined}>) | undefined}>}};

export type CreateApiWhatsappBroadcastsBroadcastIdRecipientsArgs = {body: WhatsappBroadcastRecipientsAddRequest};

export type CreateApiWhatsappBroadcastsBroadcastIdRecipientsOptions = {baseUrl?: string | undefined, ApiKeyAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const whatsappBroadcastRecipientsAddResponse = z.object({data: z.object({added: z.number().int().gte(0), duplicates: z.number().int().gte(0), errors: z.array(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
};

/**
 * Add recipients
 * 
 * POST /whatsapp/broadcasts/{broadcast_id}/recipients
 */
export const createApiWhatsappBroadcastsBroadcastIdRecipients = async (args: CreateApiWhatsappBroadcastsBroadcastIdRecipientsArgs, options?: CreateApiWhatsappBroadcastsBroadcastIdRecipientsOptions) => {
const {baseUrl = "https://api.kapso.ai/platform/v1", fetch: fetchFn = fetch, ApiKeyAuth} = options ?? {}

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

if (ApiKeyAuth !== undefined) headers.set("X-API-Key", ApiKeyAuth)

const url = `${baseUrl.replace(/\/+$/, '')}/whatsapp/broadcasts/${encodeURIComponent(String(args.broadcast_id))}/recipients${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(whatsappBroadcastRecipientsAddResponse, await res.json())
};