import {z} from 'zod'

export type GetApiAgentRunsRunIdResultArgs = {run_id: string, principal_id?: string | undefined};

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

export const agentProvider = z.enum(["ANTHROPIC_DIRECT", "BEDROCK", "OPENAI", "VERTEX_AI"]);

export const agentExecutionMode = z.enum(["LOCAL", "AGENTCORE"]);

export const agentRunStatus = z.enum(["QUEUED", "RUNNING", "CANCELLING", "SUCCEEDED", "FAILED", "CANCELLED"]);

export const agentInputHistoryMode = z.enum(["legacy_full", "delta_v1"]);

export const agentRun = z.object({run_id: z.string(), thread_id: z.string(), workflow_type: z.string(), provider: agentProvider, execution_mode: agentExecutionMode, status: agentRunStatus, runtime_arn: z.string().nullable().optional(), mcp_session_id: z.string().nullable().optional(), trace_id: z.string().nullable().optional(), request_id: z.string().nullable().optional(), idempotency_key: z.string().nullable().optional(), created_at: z.string().nullable().optional(), started_at: z.string().nullable().optional(), finished_at: z.string().nullable().optional(), input: z.record(z.string(), z.unknown()).nullable().optional(), parent_run_id: z.string().nullable().optional(), input_history_mode: agentInputHistoryMode, context_start_run_id: z.string().nullable(), context_truncated: z.boolean(), result: z.record(z.string(), z.unknown()).nullable().optional(), error: z.record(z.string(), z.unknown()).nullable().optional()});

export const agentRunResultResponse = z.object({run: agentRun, result: z.record(z.string(), z.unknown()).nullable().optional(), error: z.record(z.string(), z.unknown()).nullable().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
};

/**
 * Get agent run result
 * 
 * GET /agent/runs/{run_id}/result
 */
export const getApiAgentRunsRunIdResult = async (args: GetApiAgentRunsRunIdResultArgs, options?: GetApiAgentRunsRunIdResultOptions) => {
const {baseUrl = "https://developer.qaip.com/api/v1", fetch: fetchFn = fetch, ApiKeyAuth} = options ?? {}

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

if (args.principal_id != null) query.append("principal_id", String(args.principal_id))
if (ApiKeyAuth !== undefined) headers.set("x-api-key", ApiKeyAuth)

const url = `${baseUrl.replace(/\/+$/, '')}/agent/runs/${encodeURIComponent(String(args.run_id))}/result${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(agentRunResultResponse, await res.json())
};