import {z} from 'zod'

export type ChannelType = 'sms' | 'inbound_call' | 'outbound_call';

export type ChannelCreate = {channel_type: ChannelType, agent_id?: (string | null) | undefined, agent_revision_id?: (string | null) | undefined, team_id?: (string | null) | undefined, team_revision_id?: (string | null) | undefined};

export type CreateApiV1CommunicationPhoneNumbersPhoneNumberIdChannelsArgs = {phone_number_id: string, body: ChannelCreate};

export type CreateApiV1CommunicationPhoneNumbersPhoneNumberIdChannelsOptions = {baseUrl: string, APIKeyHeader?: string | undefined, fetch?: typeof fetch | undefined};

export const channelType = z.enum(["sms", "inbound_call", "outbound_call"]);

export const channelResponse = z.object({id: z.string(), phone_number_id: z.string(), channel_type: channelType, agent_id: z.string().nullable().optional(), agent_revision_id: z.string().nullable().optional(), team_id: z.string().nullable().optional(), team_revision_id: z.string().nullable().optional(), created_at: z.string(), revision_state: z.enum(["pinned_current", "pinned_stale", "legacy_unpinned"]).nullable().optional(), pinned_revision_name: z.string().nullable().optional(), active_revision_id: z.string().nullable().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
};

/**
 * Bind an agent or team to a channel on a phone number
 * 
 * POST /v1/communication/phone-numbers/{phone_number_id}/channels
 */
export const createApiV1CommunicationPhoneNumbersPhoneNumberIdChannels = async (args: CreateApiV1CommunicationPhoneNumbersPhoneNumberIdChannelsArgs, options: CreateApiV1CommunicationPhoneNumbersPhoneNumberIdChannelsOptions) => {
const {baseUrl, fetch: fetchFn = fetch, APIKeyHeader} = options ?? {}

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

if (APIKeyHeader !== undefined) headers.set("x-api-key", APIKeyHeader)

const url = `${baseUrl.replace(/\/+$/, '')}/v1/communication/phone-numbers/${encodeURIComponent(String(args.phone_number_id))}/channels${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(channelResponse, await res.json())
};