import {z} from 'zod'

export type GetApiWhatsappPhoneNumbersPhoneNumberArgs = {phone_number: string};

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

export const whatsappPhoneResponse = z.object({record_type: z.string().optional(), phone_number: z.string().optional(), phone_number_id: z.string().optional(), waba_id: z.string().optional(), user_id: z.string().optional(), display_name: z.string().optional(), quality_rating: z.string().optional(), status: z.string().optional(), created_at: z.string().optional(), enabled: z.boolean().optional(), calling_enabled: z.boolean().optional(), is_on_biz_app: z.boolean().optional(), coexistence_state: z.enum(["pending_onboarding", "sync_pending", "syncing", "sync_complete", "active", "history_declined", "sync_deadline_expired", "offboarded", "disconnected", "null"]).nullable().optional(), sync_deadline: z.string().nullable().optional(), sync_progress: z.object({contacts_status: z.string().optional(), history_status: z.string().optional(), history_phase: z.number().int().nullable().optional(), history_chunk_order: z.number().int().nullable().optional(), history_progress: z.number().int().gte(0).lte(100).nullable().optional()}).nullable().optional()});

export const getApiWhatsappPhoneNumbersPhoneNumberResponse = z.object({data: whatsappPhoneResponse});

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
};

/**
 * Retrieve a WhatsApp phone number
 * 
 * GET /whatsapp/phone_numbers/{phone_number}
 */
export const getApiWhatsappPhoneNumbersPhoneNumber = async (args: GetApiWhatsappPhoneNumbersPhoneNumberArgs, options?: GetApiWhatsappPhoneNumbersPhoneNumberOptions) => {
const {baseUrl = "https://api.telnyx.com/v2", fetch: fetchFn = fetch, bearerAuth} = options ?? {}

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

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

const url = `${baseUrl.replace(/\/+$/, '')}/whatsapp/phone_numbers/${encodeURIComponent(String(args.phone_number))}${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(getApiWhatsappPhoneNumbersPhoneNumberResponse, await res.json())
};