import {z} from 'zod'

export type TexmlStatusCallback = string;

export type TexmlStatusCallbackMethod = 'GET' | 'POST';

export type StreamTrack = 'inbound_track' | 'outbound_track' | 'both_tracks';

export type StreamName = string;

export type TexmlBidirectionalStreamMode = 'mp3' | 'rtp';

export type TexmlBidirectionalStreamCodec = 'PCMU' | 'PCMA' | 'G722';

export type TexmlStreamUrl = string;

export type TexmlCreateCallStreamingRequestBody = {StatusCallback?: TexmlStatusCallback | undefined, StatusCallbackMethod?: TexmlStatusCallbackMethod | undefined, Track?: StreamTrack | undefined, Name?: StreamName | undefined, BidirectionalMode?: TexmlBidirectionalStreamMode | undefined, BidirectionalCodec?: TexmlBidirectionalStreamCodec | undefined, Url?: TexmlStreamUrl | undefined};

export type CreateApiTexmlAccountsAccountSidCallsCallSidStreamsJsonArgs = {account_sid: string, call_sid: string, body: TexmlCreateCallStreamingRequestBody};

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

export const accountSid = z.string();

export const callControlId = z.string();

export const texmlSid = z.string();

export const dateTimeRFC2822 = z.string();

export const texmlCreateCallStreamingResponseBody = z.object({account_sid: accountSid.optional(), call_sid: callControlId.optional(), sid: texmlSid.optional(), name: z.string().optional(), status: z.literal("in-progress").optional(), date_updated: dateTimeRFC2822.optional(), uri: 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
};

/**
 * Start streaming media from a call.
 * 
 * POST /texml/Accounts/{account_sid}/Calls/{call_sid}/Streams.json
 */
export const createApiTexmlAccountsAccountSidCallsCallSidStreamsJson = async (args: CreateApiTexmlAccountsAccountSidCallsCallSidStreamsJsonArgs, options?: CreateApiTexmlAccountsAccountSidCallsCallSidStreamsJsonOptions) => {
const {baseUrl = "https://api.telnyx.com/v2", fetch: fetchFn = fetch, bearerAuth} = options ?? {}

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

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

const url = `${baseUrl.replace(/\/+$/, '')}/texml/Accounts/${encodeURIComponent(String(args.account_sid))}/Calls/${encodeURIComponent(String(args.call_sid))}/Streams.json${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "POST", headers, body: new URLSearchParams(Object.entries(args.body).flatMap(([key, value]) => (value == null ? [] : [[key, String(value)]])))})

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

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