import {z} from 'zod'

export type CampaignStatus = 'DRAFT' | 'SCHEDULED' | 'IN_PROGRESS' | 'PAUSED' | 'FINISHED' | 'FAILED' | 'CANCELLED';

export type GetApiV1ExternalCampaignsAgentIdArgs = {agent_id: string, page?: number | undefined, page_size?: number | undefined, search?: string | undefined, status?: Array<CampaignStatus> | undefined, sort_by?: string | undefined, sort_dir?: ('asc' | 'desc') | undefined};

export type GetApiV1ExternalCampaignsAgentIdOptions = {baseUrl?: string | undefined, ApiKeyAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const campaignStatus = z.enum(["DRAFT", "SCHEDULED", "IN_PROGRESS", "PAUSED", "FINISHED", "FAILED", "CANCELLED"]);

export const retryConfig = z.object({max_retries: z.number().int().gte(1).lte(5).optional(), retry_delay_minutes: z.number().int().gte(1).lte(1440).optional(), retry_on: z.array(z.enum(["UNANSWERED", "REJECTED", "VOICEMAIL", "FAILED"])).optional()});

export const campaignCallStats = z.object({total: z.number().int().optional(), finished: z.number().int().optional(), pending: z.number().int().optional(), unanswered: z.number().int().optional(), failed: z.number().int().optional(), total_duration: z.string().optional()});

export const campaign = z.object({id: z.string().optional(), name: z.string().optional(), agent_id: z.string().optional(), agent_name: z.string().optional(), status: campaignStatus.optional(), retry_config: retryConfig.optional(), call_stats: campaignCallStats.optional(), created_at: z.string().optional(), updated_at: z.string().optional()});

export const listCampaignsResponse = z.object({message: z.string(), data: z.object({campaigns: z.array(campaign), page: z.number().int(), page_size: z.number().int(), total: z.number().int()})});

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
};

/**
 * Lists outbound campaigns for the specified agent.
 * 
 * GET /v1/external/campaigns/{agent_id}
 */
export const getApiV1ExternalCampaignsAgentId = async (args: GetApiV1ExternalCampaignsAgentIdArgs, options?: GetApiV1ExternalCampaignsAgentIdOptions) => {
const {baseUrl = "https://api.samora.ai", fetch: fetchFn = fetch, ApiKeyAuth} = options ?? {}

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

if (args.page != null) query.append("page", String(args.page))
if (args.page_size != null) query.append("page_size", String(args.page_size))
if (args.search != null) query.append("search", String(args.search))
for (const item of args.status ?? []) query.append("status", String(item))
if (args.sort_by != null) query.append("sort_by", String(args.sort_by))
if (args.sort_dir != null) query.append("sort_dir", String(args.sort_dir))
if (ApiKeyAuth !== undefined) headers.set("X-API-Key", ApiKeyAuth)

const url = `${baseUrl.replace(/\/+$/, '')}/v1/external/campaigns/${encodeURIComponent(String(args.agent_id))}${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(listCampaignsResponse, await res.json())
};