refactored list deletion

lib/api.js

@@ -1,5 +1,15 @@
 import { LIST_ITEM_SIZE } from "./constants.js";
 import { requestGateway } from "./helpers.js";
+import { sleep } from "./utils.js";
+
+/**
+ * Gets Zero Trust lists.
+ * @returns {Promise<Object>}
+ */
+export const getZeroTrustLists = () =>
+  requestGateway("/lists", {
+    method: "GET",
+  });
 
 /**
  * Creates a Zero Trust list.
@@ -70,3 +80,49 @@ export const createZeroTrustListsAtOnce = async (items) => {
     console.error(`Error occurred while creating lists - ${err.toString()}`);
   }
 };
+
+/**
+ * Deletes a Zero Trust list.
+ * @param {number} id The ID of the list.
+ * @returns {Promise<any>}
+ */
+const deleteZeroTrustList = (id) =>
+  requestGateway(`/lists/${id}`, { method: "DELETE" });
+
+/**
+ * Deletes Zero Trust lists sequentially.
+ * @param {Object[]} lists The lists to be deleted.
+ * @param {number} lists[].id The ID of a list.
+ * @param {string} lists[].name The name of a list.
+ */
+export const deleteZeroTrustListsOneByOne = async (lists) => {
+  let totalListNumber = lists.length;
+
+  for (const { id, name } of lists) {
+    try {
+      await deleteZeroTrustList(id);
+      await sleep();
+      totalListNumber--;
+      console.log(`Deleted ${name} list - ${totalListNumber} left`);
+    } catch (err) {
+      console.error(`Could not delete ${name} - ${err.toString()}`);
+    }
+  }
+};
+
+/**
+ * Deletes all Zero Trust lists at once.
+ * @param {Object[]} lists The lists to be deleted.
+ * @param {number} lists[].id The ID of a list.
+ * @param {string} lists[].name The name of a list.
+ */
+export const deleteZeroTrustListsAtOnce = async (lists) => {
+  const requests = lists.map(({ id }) => deleteZeroTrustList(id));
+
+  try {
+    await Promise.all(requests);
+    console.log(`Deleted ${lists.length} lists`);
+  } catch (err) {
+    console.error(`Error occurred while deleting lists - ${err.toString()}`);
+  }
+};