Hookup backend auth to the editor

backend/main.py

@@ -7,7 +7,7 @@ import os
 DB_PATH = os.path.join(os.path.dirname(__file__), 'links.db')
 
 app = Flask(__name__)
-auth = HTTPBasicAuth()
+auth = HTTPBasicAuth('CustomBasic')
 
 users = {
     "admin": generate_password_hash("test"),
@@ -62,6 +62,7 @@ def update_links():
         cur.executemany('INSERT INTO links VALUES (?,?,?,?)', links)
         con.commit()
         data = regen_JSON()
+        # TODO: Trigger a rebuild of the frontend
         outfile = open('data.json', 'w')
         print(data, file=outfile)
         outfile.close()

frontend/components/Login/authcontext.tsx

@@ -1,40 +1,71 @@
 import React, { useState, useContext, createContext } from "react";
 
-export interface AuthContextState {
-  loggedIn: boolean;
-  loginFailed: boolean;
-  login: (pass?: string) => void;
+interface LoggedInState {
+  loggedIn: true;
+  headers: HeadersInit;
+  logout(): void;
 }
 
-const DEFAULT_STATE: AuthContextState = {
-  loggedIn: false,
-  loginFailed: false,
-  login: () => console.error("No parent AuthContext found!"),
-};
+interface LoggedOutState {
+  loggedIn: false;
+  login(password: string): Promise<boolean>;
+}
 
-const AuthContext: React.Context<AuthContextState> = createContext(
-  DEFAULT_STATE
-);
+export type AuthState = LoggedInState | LoggedOutState;
 
-const password = "bubbles";
+const AuthContext = createContext({
+  loggedIn: false,
+  login: () => {
+    throw new Error("No parent AuthContext found!");
+  },
+} as AuthState);
 
 export const AuthProvider: React.FC = (props) => {
   const [loggedIn, setLoggedIn] = useState(false);
-  const [loginFailed, setLoginFailed] = useState(false);
+  const [headers, setHeaders] = useState<HeadersInit | undefined>();
+
+  function logout() {
+    setLoggedIn(false);
+    setHeaders(undefined);
+  }
 
-  function login(pass?: string): void {
-    if (pass === password) {
+  async function login(password: string): Promise<boolean> {
+    const username = process.env.NEXT_PUBLIC_EDITOR_USERNAME;
+
+    if (!username) {
+      throw new Error(
+        "Missing NEXT_PUBLIC_EDITOR_USERNAME environment variable"
+      );
+    }
+
+    const newHeaders = {
+      Authorization: `CustomBasic ${btoa(`${username}:${password}`)}`,
+    };
+
+    const res = await fetch("/api/editor/links", { headers: newHeaders });
+
+    if (res.status === 200) {
       setLoggedIn(true);
-      setLoginFailed(false);
+      setHeaders(newHeaders);
+      return true;
     } else {
-      setLoggedIn(false);
-      setLoginFailed(true);
+      logout();
+      return false;
     }
   }
 
   return (
-    <AuthContext.Provider value={{ loggedIn, login, loginFailed }} {...props} />
+    <AuthContext.Provider
+      value={
+        loggedIn && headers != null
+          ? { loggedIn, headers, logout }
+          : { loggedIn: false, login }
+      }
+      {...props}
+    />
   );
 };
 
-export const useAuth = () => useContext(AuthContext);
+export function useAuth(): AuthState {
+  return useContext(AuthContext);
+}

frontend/components/Login/loginbox.tsx

@@ -4,7 +4,8 @@ import { useAuth } from "components/Login/authcontext";
 const LoginBox: React.FC = () => {
   const [password, setPassword] = useState("");
   const [focused, setFocused] = useState(false);
-  const { login, loginFailed } = useAuth();
+  const [loginFailed, setLoginFailed] = useState(false);
+  const auth = useAuth();
 
   const passwordLabelClassName = `absolute inset-y-0 left-0 px-4 font-sans text-gray-600 ${
     focused || password
@@ -12,10 +13,17 @@ const LoginBox: React.FC = () => {
       : ""
   } transition-transform pointer-events-none`;
 
-  function handleSubmit(e: React.SyntheticEvent): void {
+  async function handleSubmit(e: React.SyntheticEvent) {
     e.preventDefault();
-    login(password);
-    setPassword("");
+
+    if (!auth.loggedIn) {
+      const loginSuccessful = await auth.login(password);
+
+      if (!loginSuccessful) {
+        setLoginFailed(true);
+        setPassword("");
+      }
+    }
   }
 
   return (

frontend/pages/editor.tsx

@@ -1,6 +1,5 @@
 import Head from "next/head";
-import { GetStaticProps } from "next";
-import React, { useState } from "react";
+import React, { useEffect, useState } from "react";
 import { AuthProvider, useAuth } from "components/Login/authcontext";
 import LoginHead from "components/Login/loginhead";
 import LoginBox from "components/Login/loginbox";
@@ -8,33 +7,6 @@ import Analytics from "components/Analytics";
 import Editor from "components/Editor";
 import { EditableLink } from "components/Editor/Link";
 
-export const getStaticProps: GetStaticProps = async () => {
-  // TODO: Fetch links here
-
-  return {
-    props: {
-      data: [
-        {
-          name: "dummlink1",
-          url: "www.helloworld.com",
-          clicks: 0,
-          active: true,
-        },
-        {
-          name: "dummlink2",
-          url: "www.hiworld.com",
-          clicks: 0,
-          active: true,
-        },
-      ],
-    }, // will be passed to the page component as props
-    // Next.js will attempt to re-generate the page:
-    // - When a request comes intype EditableLink = {
-    // - At most once every second
-    revalidate: 1,
-  };
-};
-
 const LoginScreen: React.FC = () => (
   <div className="fixed h-screen w-full overflow-auto bg-gray-100">
     <div className="m-auto h-full flex justify-center items-center">
@@ -51,16 +23,25 @@ const LoginScreen: React.FC = () => (
   </div>
 );
 
-interface EditorPageProps {
-  data: any;
-}
+const EditorPage: React.FC = () => {
+  const auth = useAuth();
+  const [links, setLinks] = useState<EditableLink[]>([]);
+
+  useEffect(() => {
+    async function fetchLinks() {
+      if (!auth.loggedIn) {
+        return;
+      }
+
+      const res = await fetch("/api/editor/links", { headers: auth.headers });
+
+      setLinks(await res.json());
+    }
 
-const EditorPage: React.FC<EditorPageProps> = ({ data }) => {
-  const { loggedIn } = useAuth();
-  const [links, setLinks] = useState<EditableLink[]>(data ?? []);
+    fetchLinks();
+  }, [auth]);
 
-  console.log({ links });
-  return loggedIn ? (
+  return auth.loggedIn ? (
     <>
       <Analytics />
       <Editor links={links} setLinks={setLinks} />
@@ -70,10 +51,10 @@ const EditorPage: React.FC<EditorPageProps> = ({ data }) => {
   );
 };
 
-export default function EditorPageWrapper({ data }: any): JSX.Element {
+export default function EditorPageWrapper(): JSX.Element {
   return (
     <AuthProvider>
-      <EditorPage data={data} />
+      <EditorPage />
     </AuthProvider>
   );
 }