add api

Signed-off-by: garionion <github@entr0py.de>

src/api/index.ts

@@ -0,0 +1,52 @@
+import { LoginResponse, token } from "./types";
+import { get, set } from "idb-keyval";
+import { unref } from "vue";
+
+const url = "http://192.168.178.5:8080/api";
+let token: token;
+let ready = false;
+
+export async function init() {
+  if (ready) return;
+
+  await get("token").then((val: token) => {
+    if (val !== undefined) {
+      token = val;
+    }
+  });
+  ready = true;
+}
+
+export async function isLoggedIn(): Promise<boolean> {
+  await init();
+  return token !== undefined && token.expiration > Date.now();
+}
+
+export async function login(user: string, password: string): Promise<boolean> {
+  await init();
+  let response = await fetch(`${url}/auth`, {
+    method: "POST",
+    headers: {
+      Accept: "application/json",
+      "Content-Type": "application/json",
+    },
+    body: JSON.stringify({ username: user, password: password }),
+  });
+  const login: LoginResponse = await response.json();
+
+  if (response.ok) {
+    if (login.success) {
+      token = {
+        jwt: login.token,
+        expiration: Date.parse(login.expiration),
+      };
+      set("token", token).catch((error) => console.error(error));
+      return true;
+    } else {
+      return Promise.reject(new Error(login.message));
+    }
+  } else {
+    const error = new Error(login.message);
+    return Promise.reject(error);
+  }
+}

src/api/types.ts

@@ -0,0 +1,11 @@
+export interface token {
+  jwt: string;
+  expiration: number;
+}
+
+export interface LoginResponse {
+  expiration: string;
+  message: string;
+  success: boolean;
+  token: string;
+}