import {z} from 'zod'

export type CampaignRecipient = {to_number: string, call_variables?: {[key: string]: unknown} | undefined};

export type AddCampaignRecipientsRequest = {phone_numbers: Array<CampaignRecipient>};

export type CreateApiV1ExternalCampaignsAgentIdCampaignIdScheduledCallsArgs = {agent_id: string, campaign_id: string, body: AddCampaignRecipientsRequest};

export type CreateApiV1ExternalCampaignsAgentIdCampaignIdScheduledCallsOptions = {baseUrl?: string | undefined, ApiKeyAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const addCampaignRecipientsResponse = z.object({message: z.string(), data: z.object({scheduled_call_ids: 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
};

/**
 * Adds recipients to a campaign by creating scheduled outbound call records. Recipients can be added only when campaign status is DRAFT or PAUSED.
 * 
 * POST /v1/external/campaigns/{agent_id}/{campaign_id}/scheduled-calls
 */
export const createApiV1ExternalCampaignsAgentIdCampaignIdScheduledCalls = async (args: CreateApiV1ExternalCampaignsAgentIdCampaignIdScheduledCallsArgs, options?: CreateApiV1ExternalCampaignsAgentIdCampaignIdScheduledCallsOptions) => {
const {baseUrl = "https://api.samora.ai", 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 = `${baseUrl.replace(/\/+$/, '')}/v1/external/campaigns/${encodeURIComponent(String(args.agent_id))}/${encodeURIComponent(String(args.campaign_id))}/scheduled-calls${query.size > 0 ? `?${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(addCampaignRecipientsResponse, await res.json())
};