import {z} from 'zod'

export type AnonymizationRequest = {references: {[key: string]: Array<unknown>}, includeAcceptedQuotes?: boolean | undefined, policyStatuses?: (Array<'pending' | 'inGap' | 'expired' | 'cancelled' | 'cancelPending' | 'onRisk' | 'delinquent' | 'doNotRenew' | 'continued' | 'continuation' | 'flatCancelled'>) | undefined};

export type GetApiComplianceTenantLocatorPreviewArgs = {tenantLocator: string, request: AnonymizationRequest};

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

export const targetReferences = z.object({referenceType: z.enum(["none", "account", "quickQuote", "quote", "policy", "contact", "fnol", "payment", "disbursement", "claim"]), willAnonymize: z.boolean(), anonymizableReferenceLocators: z.array(z.string()).optional(), restrictedReferenceLocators: z.array(z.string()).optional()});

export const anonymizationReferencePreviewResponse = z.object({referenceLocator: z.string(), state: z.enum(["allowed", "restricted", "anonymized"]), targets: z.array(targetReferences).optional()});

export const anonymizationPreviewResponse = z.object({referenceType: z.enum(["none", "account", "quickQuote", "quote", "policy", "contact", "fnol", "payment", "disbursement", "claim"]), references: z.array(anonymizationReferencePreviewResponse)});

export const getApiComplianceTenantLocatorPreviewResponse = z.array(anonymizationPreviewResponse);

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 /compliance/{tenantLocator}/preview
 */
export const getApiComplianceTenantLocatorPreview = async (args: GetApiComplianceTenantLocatorPreviewArgs, options: GetApiComplianceTenantLocatorPreviewOptions) => {
const {baseUrl, fetch: fetchFn = fetch} = options ?? {}

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

if (args.request != null) query.append("request", JSON.stringify(args.request))

const url = `${baseUrl.replace(/\/+$/, '')}/compliance/${encodeURIComponent(String(args.tenantLocator))}/preview${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(getApiComplianceTenantLocatorPreviewResponse, await res.json())
};