import {z} from 'zod'

export type HITLCreateRequest = {client_id: string, user_id?: string | undefined, original_query: string, request_type: string, request_context?: {[key: string]: unknown} | undefined, triggered_policy_id: string, triggered_policy_name: string, trigger_reason: string, severity?: ('low' | 'medium' | 'high' | 'critical') | undefined, eu_ai_act_article?: string | undefined, compliance_framework?: string | undefined, risk_classification?: string | undefined, expires_in_seconds?: number | undefined, notify_url?: string | undefined};

export type CreateApiApiV1HitlQueueArgs = {Authorization: string, 'Idempotency-Key'?: string | undefined, body: HITLCreateRequest};

export type CreateApiApiV1HitlQueueOptions = {baseUrl?: string | undefined, fetch?: typeof fetch | undefined};

export const hITLApprovalRequest = z.object({id: z.number().int().optional(), request_id: z.string().optional(), org_id: z.string().optional(), tenant_id: z.string().optional(), client_id: z.string().optional(), user_id: z.string().optional(), original_query: z.string().optional(), request_type: z.string().optional(), request_context: z.record(z.string(), z.unknown()).optional(), triggered_policy_id: z.string().optional(), triggered_policy_name: z.string().optional(), trigger_reason: z.string().optional(), severity: z.string().optional(), eu_ai_act_article: z.string().optional(), compliance_framework: z.string().optional(), risk_classification: z.string().optional(), status: z.enum(["pending", "approved", "rejected", "overridden", "expired"]).optional(), reviewer_id: z.string().optional(), reviewer_email: z.string().optional(), reviewer_role: z.string().optional(), review_comment: z.string().optional(), reviewed_at: z.string().optional(), override_justification: z.string().optional(), override_authorized_by: z.string().optional(), notify_url: z.string().optional(), expires_at: z.string().optional(), created_at: z.string().optional(), updated_at: z.string().optional()});

export const createApiApiV1HitlQueueResponse = z.object({success: z.boolean().optional(), data: hITLApprovalRequest.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
};

/**
 * Create HITL approval request
 * 
 * POST /api/v1/hitl/queue
 */
export const createApiApiV1HitlQueue = async (args: CreateApiApiV1HitlQueueArgs, options?: CreateApiApiV1HitlQueueOptions) => {
const {baseUrl = "https://agent.getaxonflow.com", fetch: fetchFn = fetch} = options ?? {}

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

if (args.Authorization != null) headers.set("Authorization", String(args.Authorization))
if (args['Idempotency-Key'] != null) headers.set("Idempotency-Key", String(args['Idempotency-Key']))

const url = `${baseUrl.replace(/\/+$/, '')}/api/v1/hitl/queue${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "POST", headers, body: JSON.stringify(args.body)})

if (!res.ok) throw new Error(`Request failed with status ${res.status}`, {cause: {status: res.status, body: await res.text()}})

return validateResponse(createApiApiV1HitlQueueResponse, await res.json())
};