import {z} from 'zod'

export type GetApiSubscriptionsSubscriptionUuidConfigSecurityCustomRulesArgs = {subscriptionUuid: string, offset?: number | undefined, limit?: number | undefined};

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

export const cDNAPIHalLink = z.object({href: z.union([z.string(), z.string()]), templated: z.boolean().optional(), type: z.string().optional(), deprecation: z.string().optional(), name: z.string().optional(), profile: z.string().optional(), title: z.string().optional(), hreflang: z.string().optional()});

export const getApiSubscriptionsSubscriptionUuidConfigSecurityCustomRulesResponse = z.object({_links: z.object({self: cDNAPIHalLink, prev: cDNAPIHalLink.optional(), next: cDNAPIHalLink.optional(), offset: z.object({href: z.union([z.string(), z.string()]), templated: z.literal(true), type: z.string().optional(), deprecation: z.string().optional(), name: z.string().optional(), profile: z.string().optional(), title: z.string().optional(), hreflang: z.string().optional()}).optional(), limit: z.object({href: z.union([z.string(), z.string()]), templated: z.literal(true), type: z.string().optional(), deprecation: z.string().optional(), name: z.string().optional(), profile: z.string().optional(), title: z.string().optional(), hreflang: z.string().optional()}).optional()}).and(z.record(z.string(), cDNAPIHalLink)), _embedded: z.object({items: z.array(z.object({id: z.number().int().gte(1), display_name: z.string(), action: z.enum(["block", "allow", "alert"]), priority: z.number().int().gte(1), domains: z.array(z.string()), paths: z.array(z.string()), mapped_domains_count: z.number().int().optional(), targets: z.array(z.union([z.object({attribute: z.enum(["source-ip", "asn"]), criteria: z.literal("range"), value: z.object({from: z.string(), to: z.string()})}), z.object({attribute: z.enum(["source-ip", "country", "method", "path", "asn"]), criteria: z.enum(["equals", "contains", "regex"]), value: z.object({values: z.array(z.string())})}), z.object({attribute: z.enum(["header", "query-string"]), criteria: z.enum(["equals", "contains", "regex"]), value: z.object({key_value_pairs: z.array(z.object({key: z.string(), value: z.string()}))})})])), created_at: z.string(), updated_at: z.string(), _links: z.object({self: cDNAPIHalLink}).and(z.record(z.string(), cDNAPIHalLink)), _embedded: z.record(z.string(), z.unknown()).optional()}))}).and(z.record(z.string(), z.unknown())), count: z.number().int(), total: z.number().int(), pagination: z.object({total: z.number().int(), limit: z.number().int(), offset: z.number().int()})});

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
};

/**
 * Retrieves a collection of custom security rules.
 * 
 * GET /subscriptions/{subscriptionUuid}/config/security/custom-rules
 */
export const getApiSubscriptionsSubscriptionUuidConfigSecurityCustomRules = async (args: GetApiSubscriptionsSubscriptionUuidConfigSecurityCustomRulesArgs, options: GetApiSubscriptionsSubscriptionUuidConfigSecurityCustomRulesOptions) => {
const {baseUrl, fetch: fetchFn = fetch, CDNAPIBearerAuth} = options ?? {}

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

if (args.offset != null) query.append("offset", String(args.offset))
if (args.limit != null) query.append("limit", String(args.limit))
if (CDNAPIBearerAuth !== undefined) headers.set('authorization', `Bearer ${CDNAPIBearerAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/subscriptions/${encodeURIComponent(String(args.subscriptionUuid))}/config/security/custom-rules${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(getApiSubscriptionsSubscriptionUuidConfigSecurityCustomRulesResponse, await res.json())
};