import {z} from 'zod'

export type CustomHarnessStatus = 'draft' | 'active' | 'archived' | 'failed';

export type GetApiV1CustomHarnessesArgs = {team_id?: (string | null) | undefined, limit?: number | undefined, offset?: number | undefined, status?: (CustomHarnessStatus | null) | undefined, agent_id?: (string | null) | undefined};

export type GetApiV1CustomHarnessesOptions = {baseUrl: string, fetch?: typeof fetch | undefined};

export const customHarnessStatus = z.enum(["draft", "active", "archived", "failed"]);

export const customHarnessListItem = z.object({id: z.string(), name: z.string(), description: z.string().nullable().optional(), status: customHarnessStatus, created_at: z.number().int(), updated_at: z.number().int(), agent_id: z.string(), agent_name: z.string().nullable().optional(), policy_ids: z.array(z.string()).optional(), persona_ids: z.array(z.string()).optional()});

export const customHarnessListResponse = z.object({results: z.array(customHarnessListItem), 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
};

/**
 * List Custom Harnesses
 * 
 * GET /v1/custom-harnesses/
 */
export const getApiV1CustomHarnesses = async (args: GetApiV1CustomHarnessesArgs, options: GetApiV1CustomHarnessesOptions) => {
const {baseUrl, fetch: fetchFn = fetch} = options ?? {}

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

if (args.team_id != null) query.append("team_id", String(args.team_id))
if (args.limit != null) query.append("limit", String(args.limit))
if (args.offset != null) query.append("offset", String(args.offset))
if (args.status != null) query.append("status", String(args.status))
if (args.agent_id != null) query.append("agent_id", String(args.agent_id))

const url = `${baseUrl.replace(/\/+$/, '')}/v1/custom-harnesses/${query.size > 0 ? `?${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(customHarnessListResponse, await res.json())
};