import {z} from 'zod'

export type GetApiApiV1AgentsArgs = {page?: number | undefined, page_size?: number | undefined, domain?: string | undefined};

export type GetApiApiV1AgentsOptions = {baseUrl?: string | undefined, fetch?: typeof fetch | undefined};

export const agentDefinition = z.object({name: z.string(), type: z.enum(["llm-call", "connector-call"]), llm: z.object({provider: z.string().optional(), model: z.string().optional()}).optional(), connector: z.object({name: z.string().optional(), operation: z.string().optional()}).optional()});

export const routingRule = z.object({pattern: z.string(), agent: z.string(), priority: z.number().int().optional()});

export const agentConfigSpec = z.object({execution: z.object({default_mode: z.enum(["auto", "parallel", "sequential"]).optional(), max_parallel_tasks: z.number().int().optional(), timeout_seconds: z.number().int().optional()}).optional(), agents: z.array(agentDefinition).optional(), routing: z.array(routingRule).optional()});

export const agentResource = z.object({id: z.string().optional(), name: z.string().optional(), domain: z.string().optional(), description: z.string().optional(), version: z.number().int().optional(), is_active: z.boolean().optional(), config: agentConfigSpec.optional(), created_at: z.string().optional(), updated_at: z.string().optional()});

export const agentListResponse = z.object({agents: z.array(agentResource).optional(), pagination: z.object({page: z.number().int().optional(), page_size: z.number().int().optional(), total: z.number().int().optional(), total_pages: z.number().int().optional()}).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
};

/**
 * List all agents (Enterprise)
 * 
 * GET /api/v1/agents
 */
export const getApiApiV1Agents = async (args: GetApiApiV1AgentsArgs, options?: GetApiApiV1AgentsOptions) => {
const {baseUrl = "https://orchestrator.getaxonflow.com", fetch: fetchFn = fetch} = 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.domain != null) query.append("domain", String(args.domain))

const url = `${baseUrl.replace(/\/+$/, '')}/api/v1/agents${query.size > 0 ? `?${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(agentListResponse, await res.json())
};