List WAF rules

type Cloudflare = {

  token: string;

  email: string;

  key: string;

};

/**

 * List WAF rules

 * Fetches WAF rules in a WAF package.

**Note:** Applies only to the [previous version of WAF managed rules](https://developers.cloudflare.com/support/firewall/managed-rules-web-application-firewall-waf/understanding-waf-managed-rules-web-application-firewall/).

 */

export async function main(

  auth: Cloudflare,

  package_id: string,

  zone_id: string,

  mode: "DIS" | "CHL" | "BLK" | "SIM" | undefined,

  group_id: string | undefined,

  page: string | undefined,

  per_page: string | undefined,

  order: "priority" | "group_id" | "description" | undefined,

  direction: "asc" | "desc" | undefined,

  match: "any" | "all" | undefined,

  description: string | undefined,

  priority: string | undefined

) {

  const url = new URL(

    `https://api.cloudflare.com/client/v4/zones/${zone_id}/firewall/waf/packages/${package_id}/rules`

  );

  for (const [k, v] of [

    ["mode", mode],

    ["group_id", group_id],

    ["page", page],

    ["per_page", per_page],

    ["order", order],

    ["direction", direction],

    ["match", match],

    ["description", description],

    ["priority", priority],

  ]) {

    if (v !== undefined && v !== "") {

      url.searchParams.append(k, v);

    }

  }

  const response = await fetch(url, {

    method: "GET",

    headers: {

      "X-AUTH-EMAIL": auth.email,

      "X-AUTH-KEY": auth.key,

      Authorization: "Bearer " + auth.token,

    },

    body: undefined,

  });

  if (!response.ok) {

    const text = await response.text();

    throw new Error(`${response.status} ${text}`);

  }

  return await response.json();

}