import {z} from 'zod'

export type GetApiServiceTenantNameNatRuleRuleNameArgs = {tenant_name: unknown, rule_name: unknown};

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

export const nATRuleType = z.enum(["SOURCE_ONE_TO_ONE", "SOURCE_NAT", "DESTINATION_NAT", "NOP"]);

export const nATSourceType = z.enum(["segment", "ip"]);

export const filterType = z.enum(["src_network", "dst_network", "src_l4_port", "dst_l4_port", "ip_protocol", "src_segment", "dst_segment", "src_object", "dst_object", "src_group", "dst_group", "ingress_vi", "tcp_control", "is_fragmented", "tos", "traffic_class", "ttl", "hop_limit", "ip_version", "src_dia", "dst_dia"]);

export const ruleFilter = z.object({filter_type: filterType, values: z.unknown()});

export const nBBaseNATRule = z.object({id: z.number().int(), name: z.string(), rule_type: nATRuleType.optional(), inside_type: nATSourceType.nullable().optional(), inside: z.string().nullable().optional(), inside_port: z.number().int().nullable().optional(), protocol: z.number().int().nullable().optional(), outside: z.string(), outside_port: z.number().int().nullable().optional(), filters: z.array(ruleFilter).optional(), description: z.string().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 specific NAT Rule
 * 
 * GET /service/{tenant_name}/nat_rule/{rule_name}
 */
export const getApiServiceTenantNameNatRuleRuleName = async (args: GetApiServiceTenantNameNatRuleRuleNameArgs, options: GetApiServiceTenantNameNatRuleRuleNameOptions) => {
const {baseUrl, fetch: fetchFn = fetch, HTTPBearerFromCookie} = options ?? {}

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

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

const url = `${baseUrl.replace(/\/+$/, '')}/service/${encodeURIComponent(String(args.tenant_name))}/nat_rule/${encodeURIComponent(String(args.rule_name))}${query.size > 0 ? `?${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(nBBaseNATRule, await res.json())
};