Adding gettable functions for links (#15)

* Made tags.list() return an array of TagResource within ListTagsResponse.data

* Added preprocessing check for link strings in client

src/accounts/interfaces.ts

@@ -37,5 +37,5 @@ export interface AccountResource {
 export interface ListAccountResponse {
   /** The list of accounts returned in this response. */
   data: AccountResource[];
-  links: PaginationLinks;
+  links: PaginationLinks<ListAccountResponse>;
 }

src/helper/client.ts

@@ -24,6 +24,34 @@ export class UpClient {
 
   public async get<T>(url: string): Promise<T> {
     const res = await this.getApi().get<T>(url);
+
+    const linksProcessor = (res.data as unknown) as {
+      links: {
+        next: null | (() => Promise<T>);
+        prev: null | (() => Promise<T>);
+      };
+    };
+    if (linksProcessor.links) {
+      linksProcessor.links.next = linksProcessor.links.next
+        ? async () => {
+            return (
+              await this.getApi().get<T>(
+                (linksProcessor.links.next as unknown) as string
+              )
+            ).data;
+          }
+        : null;
+      linksProcessor.links.prev = linksProcessor.links.prev
+        ? async () => {
+            return (
+              await this.getApi().get<T>(
+                (linksProcessor.links.prev as unknown) as string
+              )
+            ).data;
+          }
+        : null;
+    }
+
     return res.data;
   }
 

src/interfaces.ts

@@ -29,11 +29,11 @@ export interface Relationship<TRelationshipData> {
   };
 }
 
-export interface PaginationLinks {
+export interface PaginationLinks<ReturnType> {
   /** The link to the previous page in the results. If this value is null there is no previous page. */
-  prev: string | null;
+  prev: () => Promise<ReturnType> | null;
   /** The link to the next page in the results. If this value is null there is no next page. */
-  next: string | null;
+  next: () => Promise<ReturnType> | null;
 }
 
 export interface UpApiError {

src/tags/interfaces.ts

@@ -1,4 +1,4 @@
-import { Relationship } from '../interfaces';
+import { Relationship, PaginationLinks } from '../interfaces';
 
 /**
  * Provides information about a tag.
@@ -46,18 +46,7 @@ export interface ListTagsResponse {
    * The list of tags returned in this response.
    */
   data: TagResource[];
-  links: {
-    /**
-     * The link to the previous page in the results. If this value is `null`
-     * there is no previous page.
-     */
-    prev: string | null;
-    /**
-     * The link to the next page in the results. If this value is `null`
-     * there is no next page.
-     */
-    next: string | null;
-  };
+  links: PaginationLinks<ListTagsResponse>;
 }
 
 /**

src/transactions/interfaces.ts

@@ -136,5 +136,5 @@ export interface TransactionResource {
 export interface ListTransactionsResponse {
   /** The list of transactions returned in this response. */
   data: TransactionResource[];
-  links: PaginationLinks;
+  links: PaginationLinks<ListTransactionsResponse>;
 }

src/webhooks/interfaces.ts

@@ -1,4 +1,4 @@
-import { Relationship, RelationshipData } from '../interfaces';
+import { Relationship, RelationshipData, PaginationLinks } from '../interfaces';
 
 /**
  * Provides information about a webhook.
@@ -68,18 +68,7 @@ export interface ListWebhooksResponse {
    * The list of webhooks returned in this response.
    */
   data: WebhookResource[];
-  links: {
-    /**
-     * The link to the previous page in the results. If this value is `null`
-     * there is no previous page.
-     */
-    prev: string | null;
-    /**
-     * The link to the next page in the results. If this value is `null`
-     * there is no next page.
-     */
-    next: string | null;
-  };
+  links: PaginationLinks<ListWebhooksResponse>;
 }
 
 /**
@@ -247,16 +236,5 @@ export interface ListWebhookDeliveryLogsResponse {
    * The list of delivery logs returned in this response.
    */
   data: WebhookDeliveryLogResource[];
-  links: {
-    /**
-     * The link to the previous page in the results. If this value is `null`
-     * there is no previous page.
-     */
-    prev: string | null;
-    /**
-     * The link to the next page in the results. If this value is `null`
-     * there is no next page.
-     */
-    next: string | null;
-  };
+  links: PaginationLinks<ListWebhookDeliveryLogsResponse>;
 }