import {z} from 'zod'

export type GetApiApiV1UsinsuranceOversightArgs = {'X-Org-ID'?: string | undefined, 'X-Tenant-ID'?: string | undefined, period_start?: string | undefined, period_end?: string | undefined};

export type GetApiApiV1UsinsuranceOversightOptions = {baseUrl?: string | undefined, fetch?: typeof fetch | undefined};

export const uSInsuranceOversightItem = z.object({id: z.string().optional(), request_id: z.string().optional(), created_at: z.string().optional(), request_type: z.string().optional(), trigger_reason: z.string().optional(), policy_id: z.string().optional(), policy_name: z.string().optional(), severity: z.string().optional(), status: z.string().optional(), reviewer_id: z.string().optional(), reviewer_role: z.string().optional(), reviewed_at: z.string().optional(), review_latency_ms: z.number().int().optional(), is_exception: z.boolean().optional(), override_authorized_by: z.string().optional(), override_justification: z.string().optional()});

export const uSInsuranceCompleteness = z.object({complete: z.boolean(), truncated: z.boolean(), unavailable: z.boolean(), note: z.string().optional()});

export const uSInsuranceOversightResponse = z.object({items: z.array(uSInsuranceOversightItem).optional(), total: z.number().int().optional(), exceptions: z.number().int().optional(), unresolved: z.number().int().optional(), period_start: z.string().optional(), period_end: z.string().optional(), completeness: uSInsuranceCompleteness.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
};

/**
 * Human oversight register with exceptions and overrides (Exhibits B and C)
 * 
 * GET /api/v1/usinsurance/oversight
 */
export const getApiApiV1UsinsuranceOversight = async (args: GetApiApiV1UsinsuranceOversightArgs, options?: GetApiApiV1UsinsuranceOversightOptions) => {
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['X-Org-ID'] != null) headers.set("X-Org-ID", String(args['X-Org-ID']))
if (args['X-Tenant-ID'] != null) headers.set("X-Tenant-ID", String(args['X-Tenant-ID']))
if (args.period_start != null) query.append("period_start", String(args.period_start))
if (args.period_end != null) query.append("period_end", String(args.period_end))

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