import {z} from 'zod'

export type TerminalDisposition = 'campaign_ended' | 'removed' | 'do_not_call' | 'completed' | 'cancelled' | 'suppressed' | 'attempt_ceiling_reached' | 'callback_ceiling_reached' | 'redirect_ceiling_reached' | 'permission_not_granted' | 'permission_declined' | 'permission_request_blocked' | 'permission_expired' | 'callback_time_invalid' | 'redirect_number_invalid' | 'couldnt_process';

export type GetApiV1ConvaiOutboundCampaignsCampaignsCampaignIdLeadsArgs = {campaign_id: string, page_size?: number | undefined, search?: (string | null) | undefined, status?: ('in_progress' | 'finished' | null) | undefined, disposition?: (Array<TerminalDisposition> | null) | undefined, cursor?: (string | null) | undefined, 'xi-api-key'?: (string | null) | undefined};

export type GetApiV1ConvaiOutboundCampaignsCampaignsCampaignIdLeadsOptions = {baseUrl: string, fetch?: typeof fetch | undefined};

export const terminalDisposition = z.enum(["campaign_ended", "removed", "do_not_call", "completed", "cancelled", "suppressed", "attempt_ceiling_reached", "callback_ceiling_reached", "redirect_ceiling_reached", "permission_not_granted", "permission_declined", "permission_request_blocked", "permission_expired", "callback_time_invalid", "redirect_number_invalid", "couldnt_process"]);

export const flattenedConfigOverrides = z.object({language: z.string().nullable().optional(), first_message: z.string().nullable().optional(), prompt: z.string().nullable().optional(), voice_id: z.string().nullable().optional()});

export const batchCallRecipientStatus = z.enum(["pending", "dispatched", "initiated", "in_progress", "completed", "failed", "cancelled", "voicemail"]);

export const leadDeliveryView = z.object({status: batchCallRecipientStatus, stage: z.enum(["queued", "sent", "delivered", "read", "replied", "failed"]), sent_at_unix: z.number().int().nullable(), delivered_at_unix: z.number().int().nullable(), read_at_unix: z.number().int().nullable(), replied_at_unix: z.number().int().nullable(), failed_at_unix: z.number().int().nullable(), error_message: z.string().nullable()});

export const leadView = z.object({lead_id: z.string(), recipient_id: z.string().nullable(), phone_number: z.string(), phone_numbers: z.array(z.string()).optional(), phone_numbers_index: z.number().int(), user_id: z.string(), attempt_count: z.number().int(), failure_count: z.number().int(), callback_count: z.number().int(), redirect_count: z.number().int(), do_not_call: z.boolean(), terminal_disposition: terminalDisposition.nullable(), created_at_unix: z.number().int().nullable(), updated_at_unix: z.number().int(), dynamic_variables: z.record(z.string(), z.unknown()), overrides: flattenedConfigOverrides, delivery: leadDeliveryView.nullable().optional()});

export const campaignLeadsResponse = z.object({leads: z.array(leadView), next_cursor: z.string().nullable(), has_more: z.boolean()});

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
};

/**
 * List Outbound Campaign Leads
 * 
 * GET /v1/convai/outbound-campaigns/campaigns/{campaign_id}/leads
 */
export const getApiV1ConvaiOutboundCampaignsCampaignsCampaignIdLeads = async (args: GetApiV1ConvaiOutboundCampaignsCampaignsCampaignIdLeadsArgs, options: GetApiV1ConvaiOutboundCampaignsCampaignsCampaignIdLeadsOptions) => {
const {baseUrl, fetch: fetchFn = fetch} = options ?? {}

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

if (args.page_size != null) query.append("page_size", String(args.page_size))
if (args.search != null) query.append("search", String(args.search))
if (args.status != null) query.append("status", String(args.status))
for (const item of args.disposition ?? []) query.append("disposition", String(item))
if (args.cursor != null) query.append("cursor", String(args.cursor))
if (args['xi-api-key'] != null) headers.set("xi-api-key", String(args['xi-api-key']))

const url = `${baseUrl.replace(/\/+$/, '')}/v1/convai/outbound-campaigns/campaigns/${encodeURIComponent(String(args.campaign_id))}/leads${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(campaignLeadsResponse, await res.json())
};