import {z} from 'zod'

export type GetApiAgentsArgs = {limit?: number | undefined, offset?: number | undefined, search?: string | undefined, kind?: ('' | 'instructions' | 'code') | undefined, created_after?: string | undefined, created_before?: string | undefined, last_run_after?: string | undefined, last_run_before?: string | undefined};

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

export const agent = z.object({$schema: z.string().optional(), accessibility_enabled: z.boolean(), capture_enabled: z.boolean(), created_at: z.string(), current_revision_id: z.string().optional(), id: z.string(), last_run_at: z.string().optional(), max_cost_microdollars: z.number().int(), max_steps: z.number().int(), model: z.string(), name: z.string(), output_schema: z.record(z.string(), z.unknown()).optional(), pause_timeout_seconds: z.number().int(), recording_enabled: z.boolean(), telemetry_enabled: z.boolean(), timeout_seconds: z.number().int(), updated_at: z.string()});

export const agentList = z.object({$schema: z.string().optional(), agents: z.array(agent).nullable(), limit: z.number().int(), offset: 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
};

/**
 * List agents
 * 
 * GET /agents
 */
export const getApiAgents = async (args: GetApiAgentsArgs, options: GetApiAgentsOptions) => {
const {baseUrl, fetch: fetchFn = fetch, apiKeyAuth} = options ?? {}

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

if (args.limit != null) query.append("limit", String(args.limit))
if (args.offset != null) query.append("offset", String(args.offset))
if (args.search != null) query.append("search", String(args.search))
if (args.kind != null) query.append("kind", String(args.kind))
if (args.created_after != null) query.append("created_after", String(args.created_after))
if (args.created_before != null) query.append("created_before", String(args.created_before))
if (args.last_run_after != null) query.append("last_run_after", String(args.last_run_after))
if (args.last_run_before != null) query.append("last_run_before", String(args.last_run_before))
if (apiKeyAuth !== undefined) headers.set("X-Axilio-Api-Key", apiKeyAuth)

const url = `${baseUrl.replace(/\/+$/, '')}/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(agentList, await res.json())
};