import {z} from 'zod'

export type GetApiAgenticObservabilitySessionsSessionIdArgs = {session_id: string};

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

export const observabilitySpan = z.object({request_id: z.string(), tool_name: z.string(), started_at: z.string(), duration_ms: z.number().int().nullable().optional(), status: z.string(), response_size_bytes: z.number().int().nullable().optional(), response_truncated: z.boolean().nullable().optional(), error_message: z.string().nullable().optional(), error_code: z.string().nullable().optional(), denied_by_profile: z.string().nullable().optional(), parameters: z.unknown(), call_sequence: z.number().int().nullable().optional(), topic: z.string().nullable().optional(), agent_id: z.string().nullable().optional(), client_id: z.string().nullable().optional(), project_key_id: z.string().nullable().optional(), tool_profile: z.string().nullable().optional(), access_mode: z.string().nullable().optional()});

export const getApiAgenticObservabilitySessionsSessionIdResponse = z.array(observabilitySpan);

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 Observability Session Spans
 * 
 * GET /agentic/observability/sessions/{session_id}
 */
export const getApiAgenticObservabilitySessionsSessionId = async (args: GetApiAgenticObservabilitySessionsSessionIdArgs, options?: GetApiAgenticObservabilitySessionsSessionIdOptions) => {
const {baseUrl = "https://api.streamkap.com", fetch: fetchFn = fetch, FronteggHTTPAuthentication} = options ?? {}

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

if (FronteggHTTPAuthentication !== undefined) headers.set('authorization', `Bearer ${FronteggHTTPAuthentication}`)

const url = `${baseUrl.replace(/\/+$/, '')}/agentic/observability/sessions/${encodeURIComponent(String(args.session_id))}${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(getApiAgenticObservabilitySessionsSessionIdResponse, await res.json())
};