Split front and back end.

1 files changed, 72 insertions, 0 deletions

diff --git a/FrontEnd/src/app/http/token.ts b/FrontEnd/src/app/http/token.ts
new file mode 100644
index 00000000..ae0cf3f6
--- /dev/null
+++ b/FrontEnd/src/app/http/token.ts
@@ -0,0 +1,72 @@
+import axios, { AxiosError } from "axios";
+
+import {
+  apiBaseUrl,
+  convertToNetworkError,
+  convertToIfErrorCodeIs,
+  extractResponseData,
+} from "./common";
+import { HttpUser } from "./user";
+
+export interface HttpCreateTokenRequest {
+  username: string;
+  password: string;
+  expire: number;
+}
+
+export interface HttpCreateTokenResponse {
+  token: string;
+  user: HttpUser;
+}
+
+export interface HttpVerifyTokenRequest {
+  token: string;
+}
+
+export interface HttpVerifyTokenResponse {
+  user: HttpUser;
+}
+
+export class HttpCreateTokenBadCredentialError extends Error {
+  constructor(public innerError?: AxiosError) {
+    super();
+  }
+}
+
+export interface IHttpTokenClient {
+  create(req: HttpCreateTokenRequest): Promise<HttpCreateTokenResponse>;
+  verify(req: HttpVerifyTokenRequest): Promise<HttpVerifyTokenResponse>;
+}
+
+export class HttpTokenClient implements IHttpTokenClient {
+  create(req: HttpCreateTokenRequest): Promise<HttpCreateTokenResponse> {
+    return axios
+      .post<HttpCreateTokenResponse>(`${apiBaseUrl}/token/create`, req)
+      .then(extractResponseData)
+      .catch(
+        convertToIfErrorCodeIs(11010101, HttpCreateTokenBadCredentialError)
+      )
+      .catch(convertToNetworkError);
+  }
+
+  verify(req: HttpVerifyTokenRequest): Promise<HttpVerifyTokenResponse> {
+    return axios
+      .post<HttpVerifyTokenResponse>(`${apiBaseUrl}/token/verify`, req)
+      .then(extractResponseData)
+      .catch(convertToNetworkError);
+  }
+}
+
+let client: IHttpTokenClient = new HttpTokenClient();
+
+export function getHttpTokenClient(): IHttpTokenClient {
+  return client;
+}
+
+export function setHttpTokenClient(
+  newClient: IHttpTokenClient
+): IHttpTokenClient {
+  const old = client;
+  client = newClient;
+  return old;
+}