auth with api

package-lock.json

@@ -13,13 +13,16 @@
                 "@ijl/cli": "^5.1.0",
                 "@types/react": "^18.3.5",
                 "@types/react-dom": "^18.3.0",
+                "dotenv": "^16.4.5",
                 "emoji-mart": "^5.6.0",
                 "express": "^4.19.2",
+                "jsonwebtoken": "^9.0.2",
                 "react": "^18.3.1",
                 "react-dom": "^18.3.1",
                 "react-emoji-picker": "^1.0.13",
                 "react-icons": "^5.3.0",
                 "react-router-dom": "^6.26.1",
+                "react-toastify": "^10.0.5",
                 "styled-components": "^6.1.13",
                 "typescript": "^5.5.4",
                 "ws": "^8.18.0"
@@ -3843,6 +3846,12 @@
                 "node": "^6 || ^7 || ^8 || ^9 || ^10 || ^11 || ^12 || >=13.7"
             }
         },
+        "node_modules/buffer-equal-constant-time": {
+            "version": "1.0.1",
+            "resolved": "https://registry.npmjs.org/buffer-equal-constant-time/-/buffer-equal-constant-time-1.0.1.tgz",
+            "integrity": "sha512-zRpUiDwd/xk6ADqPMATG8vc9VPrkck7T07OIx0gnjmJAnHnTVXNQG3vfvWNuiZIkwu9KrKdA1iJKfsfTVxE6NA==",
+            "license": "BSD-3-Clause"
+        },
         "node_modules/buffer-from": {
             "version": "1.1.2",
             "resolved": "https://registry.npmjs.org/buffer-from/-/buffer-from-1.1.2.tgz",
@@ -4078,6 +4087,15 @@
                 "node": ">=6"
             }
         },
+        "node_modules/clsx": {
+            "version": "2.1.1",
+            "resolved": "https://registry.npmjs.org/clsx/-/clsx-2.1.1.tgz",
+            "integrity": "sha512-eYm0QWBtUrBWZWG0d386OGAw16Z995PiOVo2B7bjWSbHedGl5e0ZWaq65kOGgUSNesEIDkB9ISbTg/JK9dhCZA==",
+            "license": "MIT",
+            "engines": {
+                "node": ">=6"
+            }
+        },
         "node_modules/collection-visit": {
             "version": "1.0.0",
             "resolved": "https://registry.npmjs.org/collection-visit/-/collection-visit-1.0.0.tgz",
@@ -4684,6 +4702,18 @@
             "resolved": "https://registry.npmjs.org/dom-walk/-/dom-walk-0.1.2.tgz",
             "integrity": "sha512-6QvTW9mrGeIegrFXdtQi9pk7O/nSK6lSdXW2eqUspN5LWD7UTji2Fqw5V2YLjBpHEoU9Xl/eUWNpDeZvoyOv2w=="
         },
+        "node_modules/dotenv": {
+            "version": "16.4.5",
+            "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-16.4.5.tgz",
+            "integrity": "sha512-ZmdL2rui+eB2YwhsWzjInR8LldtZHGDoQ1ugH85ppHKwpUHL7j7rN0Ti9NCnGiQbhaZ11FpR+7ao1dNsmduNUg==",
+            "license": "BSD-2-Clause",
+            "engines": {
+                "node": ">=12"
+            },
+            "funding": {
+                "url": "https://dotenvx.com"
+            }
+        },
         "node_modules/duplexer": {
             "version": "0.1.2",
             "resolved": "https://registry.npmjs.org/duplexer/-/duplexer-0.1.2.tgz",
@@ -4694,6 +4724,15 @@
             "resolved": "https://registry.npmjs.org/eastasianwidth/-/eastasianwidth-0.2.0.tgz",
             "integrity": "sha512-I88TYZWc9XiYHRQ4/3c5rjjfgkjhLyW2luGIheGERbNQ6OY7yTybanSpDXZa8y7VUP9YmDcYa+eyq4ca7iLqWA=="
         },
+        "node_modules/ecdsa-sig-formatter": {
+            "version": "1.0.11",
+            "resolved": "https://registry.npmjs.org/ecdsa-sig-formatter/-/ecdsa-sig-formatter-1.0.11.tgz",
+            "integrity": "sha512-nagl3RYrbNv6kQkeJIpt6NJZy8twLB/2vtz6yN9Z4vRKHN4/QZJIEbqohALSgwKdnksuY3k5Addp5lg8sVoVcQ==",
+            "license": "Apache-2.0",
+            "dependencies": {
+                "safe-buffer": "^5.0.1"
+            }
+        },
         "node_modules/ee-first": {
             "version": "1.1.1",
             "resolved": "https://registry.npmjs.org/ee-first/-/ee-first-1.1.1.tgz",
@@ -6695,6 +6734,40 @@
                 "graceful-fs": "^4.1.6"
             }
         },
+        "node_modules/jsonwebtoken": {
+            "version": "9.0.2",
+            "resolved": "https://registry.npmjs.org/jsonwebtoken/-/jsonwebtoken-9.0.2.tgz",
+            "integrity": "sha512-PRp66vJ865SSqOlgqS8hujT5U4AOgMfhrwYIuIhfKaoSCZcirrmASQr8CX7cUg+RMih+hgznrjp99o+W4pJLHQ==",
+            "license": "MIT",
+            "dependencies": {
+                "jws": "^3.2.2",
+                "lodash.includes": "^4.3.0",
+                "lodash.isboolean": "^3.0.3",
+                "lodash.isinteger": "^4.0.4",
+                "lodash.isnumber": "^3.0.3",
+                "lodash.isplainobject": "^4.0.6",
+                "lodash.isstring": "^4.0.1",
+                "lodash.once": "^4.0.0",
+                "ms": "^2.1.1",
+                "semver": "^7.5.4"
+            },
+            "engines": {
+                "node": ">=12",
+                "npm": ">=6"
+            }
+        },
+        "node_modules/jsonwebtoken/node_modules/semver": {
+            "version": "7.6.3",
+            "resolved": "https://registry.npmjs.org/semver/-/semver-7.6.3.tgz",
+            "integrity": "sha512-oVekP1cKtI+CTDvHWYFUcMtsK/00wmAEfyqKfNdARm8u1wNVhSgaX7A8d4UuIlUI5e84iEwOhs7ZPYRmzU9U6A==",
+            "license": "ISC",
+            "bin": {
+                "semver": "bin/semver.js"
+            },
+            "engines": {
+                "node": ">=10"
+            }
+        },
         "node_modules/jstransform": {
             "version": "11.0.3",
             "resolved": "https://registry.npmjs.org/jstransform/-/jstransform-11.0.3.tgz",
@@ -6735,6 +6808,27 @@
                 "node": ">=0.8.0"
             }
         },
+        "node_modules/jwa": {
+            "version": "1.4.1",
+            "resolved": "https://registry.npmjs.org/jwa/-/jwa-1.4.1.tgz",
+            "integrity": "sha512-qiLX/xhEEFKUAJ6FiBMbes3w9ATzyk5W7Hvzpa/SLYdxNtng+gcurvrI7TbACjIXlsJyr05/S1oUhZrc63evQA==",
+            "license": "MIT",
+            "dependencies": {
+                "buffer-equal-constant-time": "1.0.1",
+                "ecdsa-sig-formatter": "1.0.11",
+                "safe-buffer": "^5.0.1"
+            }
+        },
+        "node_modules/jws": {
+            "version": "3.2.2",
+            "resolved": "https://registry.npmjs.org/jws/-/jws-3.2.2.tgz",
+            "integrity": "sha512-YHlZCB6lMTllWDtSPHz/ZXTsi8S00usEV6v1tjq8tOUZzw7DpSDWVXjXDre6ed1w/pd495ODpHZYSdkRTsa0HA==",
+            "license": "MIT",
+            "dependencies": {
+                "jwa": "^1.4.1",
+                "safe-buffer": "^5.0.1"
+            }
+        },
         "node_modules/keygrip": {
             "version": "1.1.0",
             "resolved": "https://registry.npmjs.org/keygrip/-/keygrip-1.1.0.tgz",
@@ -6815,6 +6909,48 @@
             "resolved": "https://registry.npmjs.org/lodash.debounce/-/lodash.debounce-4.0.8.tgz",
             "integrity": "sha512-FT1yDzDYEoYWhnSGnpE/4Kj1fLZkDFyqRb7fNt6FdYOSxlUWAtp42Eh6Wb0rGIv/m9Bgo7x4GhQbm5Ys4SG5ow=="
         },
+        "node_modules/lodash.includes": {
+            "version": "4.3.0",
+            "resolved": "https://registry.npmjs.org/lodash.includes/-/lodash.includes-4.3.0.tgz",
+            "integrity": "sha512-W3Bx6mdkRTGtlJISOvVD/lbqjTlPPUDTMnlXZFnVwi9NKJ6tiAk6LVdlhZMm17VZisqhKcgzpO5Wz91PCt5b0w==",
+            "license": "MIT"
+        },
+        "node_modules/lodash.isboolean": {
+            "version": "3.0.3",
+            "resolved": "https://registry.npmjs.org/lodash.isboolean/-/lodash.isboolean-3.0.3.tgz",
+            "integrity": "sha512-Bz5mupy2SVbPHURB98VAcw+aHh4vRV5IPNhILUCsOzRmsTmSQ17jIuqopAentWoehktxGd9e/hbIXq980/1QJg==",
+            "license": "MIT"
+        },
+        "node_modules/lodash.isinteger": {
+            "version": "4.0.4",
+            "resolved": "https://registry.npmjs.org/lodash.isinteger/-/lodash.isinteger-4.0.4.tgz",
+            "integrity": "sha512-DBwtEWN2caHQ9/imiNeEA5ys1JoRtRfY3d7V9wkqtbycnAmTvRRmbHKDV4a0EYc678/dia0jrte4tjYwVBaZUA==",
+            "license": "MIT"
+        },
+        "node_modules/lodash.isnumber": {
+            "version": "3.0.3",
+            "resolved": "https://registry.npmjs.org/lodash.isnumber/-/lodash.isnumber-3.0.3.tgz",
+            "integrity": "sha512-QYqzpfwO3/CWf3XP+Z+tkQsfaLL/EnUlXWVkIk5FUPc4sBdTehEqZONuyRt2P67PXAk+NXmTBcc97zw9t1FQrw==",
+            "license": "MIT"
+        },
+        "node_modules/lodash.isplainobject": {
+            "version": "4.0.6",
+            "resolved": "https://registry.npmjs.org/lodash.isplainobject/-/lodash.isplainobject-4.0.6.tgz",
+            "integrity": "sha512-oSXzaWypCMHkPC3NvBEaPHf0KsA5mvPrOPgQWDsbg8n7orZ290M0BmC/jgRZ4vcJ6DTAhjrsSYgdsW/F+MFOBA==",
+            "license": "MIT"
+        },
+        "node_modules/lodash.isstring": {
+            "version": "4.0.1",
+            "resolved": "https://registry.npmjs.org/lodash.isstring/-/lodash.isstring-4.0.1.tgz",
+            "integrity": "sha512-0wJxfxH1wgO3GrbuP+dTTk7op+6L41QCXbGINEmD+ny/G/eCqGzxyCsh7159S+mgDDcoarnBw6PC1PS5+wUGgw==",
+            "license": "MIT"
+        },
+        "node_modules/lodash.once": {
+            "version": "4.1.1",
+            "resolved": "https://registry.npmjs.org/lodash.once/-/lodash.once-4.1.1.tgz",
+            "integrity": "sha512-Sb487aTOCr9drQVL8pIxOzVhafOjZN9UU54hiN8PU3uAiSV7lx1yYNpbNmex2PK6dSJoNTSJUUswT651yww3Mg==",
+            "license": "MIT"
+        },
         "node_modules/loose-envify": {
             "version": "1.4.0",
             "resolved": "https://registry.npmjs.org/loose-envify/-/loose-envify-1.4.0.tgz",
@@ -8140,6 +8276,19 @@
                 "react-dom": ">=16.8"
             }
         },
+        "node_modules/react-toastify": {
+            "version": "10.0.5",
+            "resolved": "https://registry.npmjs.org/react-toastify/-/react-toastify-10.0.5.tgz",
+            "integrity": "sha512-mNKt2jBXJg4O7pSdbNUfDdTsK9FIdikfsIE/yUCxbAEXl4HMyJaivrVFcn3Elvt5xvCQYhUZm+hqTIu1UXM3Pw==",
+            "license": "MIT",
+            "dependencies": {
+                "clsx": "^2.1.0"
+            },
+            "peerDependencies": {
+                "react": ">=18",
+                "react-dom": ">=18"
+            }
+        },
         "node_modules/readdirp": {
             "version": "3.6.0",
             "resolved": "https://registry.npmjs.org/readdirp/-/readdirp-3.6.0.tgz",

package.json

@@ -7,11 +7,13 @@
         "@types/react-dom": "^18.3.0",
         "emoji-mart": "^5.6.0",
         "express": "^4.19.2",
+        "jsonwebtoken": "^9.0.2",
         "react": "^18.3.1",
         "react-dom": "^18.3.1",
         "react-emoji-picker": "^1.0.13",
         "react-icons": "^5.3.0",
         "react-router-dom": "^6.26.1",
+        "react-toastify": "^10.0.5",
         "styled-components": "^6.1.13",
         "typescript": "^5.5.4",
         "ws": "^8.18.0"

src/app.tsx

@@ -1,21 +1,39 @@
-import React from 'react';
+import React, {useEffect} from 'react';
-import { BrowserRouter } from 'react-router-dom';
 
+import { BrowserRouter } from 'react-router-dom';
 import { Dashboard } from './dashboard';
 
-import { getConfigValue } from "@brojs/cli";
+import {ToastContainer} from "react-toastify";
+import 'react-toastify/dist/ReactToastify.css';
+
 
 import './index.css'
-
+import {displayMessage} from "./backend/notifications/notifications.js";
-const BASE_API_URL = getConfigValue("enterfront.api");
+import {MessageType} from "./backend/notifications/message";
-
-// fetch(`${BASE_API_URL}/books/list`)
 
 const App = () => {
+    useEffect(() => {
+        document.title = 'Enterfront';
+    }, []);
+
+    useEffect(() => {
+        const msg = localStorage.getItem('message');
+
+        if (!msg) return;
+
+        displayMessage(msg, MessageType.SUCCESS);
+        localStorage.removeItem('message');
+    }, []);
+
   return(
-      <BrowserRouter>
+      <div>
-        <Dashboard />
+          <BrowserRouter>
-      </BrowserRouter>
+              <Dashboard />
+          </BrowserRouter>
+
+          <ToastContainer/>
+      </div>
+
   )
 }
 

src/backend/api.js

@@ -0,0 +1,45 @@
+import {getConfigValue} from "@brojs/cli";
+
+export const BASE_API_URL = "http://localhost:8099" + getConfigValue("enterfront.api");
+
+// fetch(`${BASE_API_URL}/books/list`)
+
+export async function post(path, body) {
+    const res = await fetch(`${BASE_API_URL}${path}`, {
+        method: "POST",
+        headers: {
+            "Content-Type": "application/json",
+        },
+        body: JSON.stringify(body)
+    });
+
+    if (res.status === 200) {
+        const data = await res.json();
+        console.log("Received post:", data);
+
+        return {ok: true, data: data};
+    } else {
+        const errorData = await res.json();
+        console.log("Error during post:", errorData.message);
+
+        return {ok: false, data: errorData};
+    }
+}
+
+export async function get(path){
+    const res = await fetch(`${BASE_API_URL}${path}`, {
+        method: "GET"
+    });
+
+    if (res.status === 200) {
+        const data = await res.json();
+        console.log("Received get:", data);
+
+        return {ok: true, data: data};
+    } else {
+        const errorData = await res.json();
+        console.log("Error during get:", errorData.message);
+
+        return {ok: false, data: errorData};
+    }
+}

src/backend/notifications/message.tsx

@@ -0,0 +1,6 @@
+export enum MessageType {
+    ERROR,
+    SUCCESS,
+    INFO,
+    WARN
+}

src/backend/notifications/notifications.js

@@ -0,0 +1,28 @@
+import {toast} from "react-toastify";
+import {MessageType} from "./message.tsx";
+
+export const displayMessage = (message, type) => {
+    switch (type) {
+        default:
+        case MessageType.ERROR:
+            toast.error(message, {
+                position: 'bottom-right',
+            });
+            break;
+        case MessageType.INFO:
+            toast.info(message, {
+                position: 'bottom-right',
+            });
+            break;
+        case MessageType.SUCCESS:
+            toast.success(message, {
+                position: 'bottom-right',
+            });
+            break;
+        case MessageType.WARN:
+            toast.warn(message, {
+                position: 'bottom-right',
+            });
+            break;
+    }
+}

src/components/account/AccountButtons.jsx

@@ -5,10 +5,13 @@ import ActionButton from "./ActionButton.jsx";
 const AccountButtons = (props) => {
   return (
       <div className="account-buttons">
-          <ActionButton title={"Exit"} action={props.exitHandler}/>
+          {props.registered ? (
-          <ActionButton title={"Change Name"} action={props.changeNameHandler}/>
+              <>
-          <ActionButton title={"Change Pass"} action={props.changePassHandler}/>
+                  <ActionButton title={"Exit"} action={props.exitHandler}/>
-
+                  <ActionButton title={"Change Name"} action={props.changeNameHandler}/>
+                  <ActionButton title={"Change Pass"} action={props.changePassHandler}/>
+              </>
+          ) : null}
           <a className="MyButton mclaren-regular" href={URLs.home.url}>Back</a>
       </div>
   );

src/components/account/HelloItem.jsx

@@ -0,0 +1,18 @@
+import React from 'react';
+
+const HelloItem = (props) => {
+  return (
+      <div className="hello-item-class">
+          {!!props.nickname ? (
+              <>
+                  <h1 className="mclaren-regular">Hello, {props.nickname}!</h1>
+                  <p className="mclaren-regular">Your ID: {props.id}</p>
+              </>
+          ) : (
+              <p className="mclaren-regular">You don't have account :(</p>
+          )}
+      </div>
+  );
+};
+
+export default HelloItem;

src/components/account/index.css

@@ -3,6 +3,8 @@
     flex-direction: column;
     align-items: center;
     justify-content: center;
+
+    margin-bottom: 30px;
 }
 
 .account-buttons a {
@@ -20,10 +22,33 @@
     color: black;
 }
 
+.hello-item-class {
+    display: flex;
+    flex-direction: column;
+    align-items: center;
+}
+
+.hello-item-class h1 {
+    font-size: 4vw;
+    margin-bottom: 0;
+}
+
+.hello-item-class p {
+    font-size: 1.5vw;
+}
+
 @media only screen and (max-width: 800px) {
     .account-buttons a {
         font-size: 2.5vh;
         width: 60vw;
         margin-top: 3vh;
     }
+
+    .hello-item-class h1 {
+        font-size: 5vh;
+    }
+
+    .hello-item-class p {
+        font-size: 2vh;
+    }
 }

src/pages/Account.jsx

@@ -1,19 +1,53 @@
-import React from "react";
+import React, {useEffect, useState} from "react";
 import AccountButtons from "../components/account/AccountButtons.jsx";
 import userIcon from "../../images/user.svg";
+import {get} from "../backend/api";
+import {displayMessage} from "../backend/notifications/notifications";
+import {MessageType} from "../backend/notifications/message";
+import HelloItem from "../components/account/HelloItem.jsx";
 
 const Account = () => {
-  const exitHandler = () => {}
+    const exitHandler = () => {
-  const changeNameHandler = () => {}
+        localStorage.removeItem("username");
-  const changePassHandler = () => {}
+        localStorage.removeItem("token");
+
+        localStorage.setItem("message", "Exited successfully!");
+        window.location.href = "/";
+    }
+    const changeNameHandler = () => {}
+    const changePassHandler = () => {}
+
+    const [nickname, setNickname] = useState("");
+    const [id, setId] = useState("");
+
+    async function getUser() {
+      const username = localStorage.getItem("username");
+      if (!username) {
+          displayMessage("You're not logged in!", MessageType.WARN);
+          return;
+      }
+
+      const {ok, data} = await get('/auth/' + username);
+      if (!ok) {
+          displayMessage("Some error with auth", MessageType.ERROR);
+          return;
+      }
+
+      setNickname(data.user.nickname);
+      setId(username);
+    }
+
+    useEffect(() => {getUser().then()}, [])
 
   return (
       <div className="account-items">
         <img src={userIcon} alt="user" />
+        <HelloItem nickname={nickname} id={id} />
         <AccountButtons
             exitHandler={exitHandler}
             changeNameHandler={changeNameHandler}
             changePassHandler={changePassHandler}
+            registered={!!nickname}
         />
       </div>
   );

src/pages/SignIn.jsx

@@ -3,12 +3,41 @@ import InputField from "../components/reg/InputField.jsx";
 import LoginButtons from "../components/reg/LoginButtons.jsx";
 import LoginTitle from "../components/reg/loginTitle.jsx";
 
+import {MessageType} from "../backend/notifications/message.tsx";
+import {displayMessage} from "../backend/notifications/notifications.js";
+import {post} from "../backend/api.js";
+
 const SignIn = () => {
     const [name, setName] = useState("");
     const [password, setPassword] = useState("");
 
-    const submit = (e) => {
+    const [nameErrorsCounter, setNameErrorsCounter] = useState(0);
-      console.log('Sign In!')
+
+    async function submit() {
+        console.log('Sign In!')
+
+        const {ok, data} = await post('/auth/login', {name: name, password: password});
+
+        if (!ok) {
+            displayMessage(data.message, MessageType.ERROR);
+
+            if (nameErrorsCounter >= 1) {
+                displayMessage("Note that you need to enter your ID name", MessageType.INFO);
+                setNameErrorsCounter(0);
+            } else {
+                setNameErrorsCounter(nameErrorsCounter + 1);
+            }
+
+            return;
+        }
+
+        localStorage.setItem('token', data.token);
+        localStorage.setItem('username', name);
+
+        setNameErrorsCounter(0);
+
+        localStorage.setItem('message', 'Successfully logged in!');
+        window.location.href = "/";
     }
 
   return (

src/pages/SignUp.jsx

@@ -2,20 +2,59 @@ import React, {useState} from 'react';
 import InputField from "../components/reg/InputField.jsx";
 import LoginButtons from "../components/reg/LoginButtons.jsx";
 import LoginTitle from "../components/reg/loginTitle.jsx";
+import {post} from "../backend/api";
+import {displayMessage} from "../backend/notifications/notifications";
+import {MessageType} from "../backend/notifications/message";
+
 
 const SignUp = () => {
     const [name, setName] = useState("");
+    const [nickname, setNickname] = useState("");
     const [password, setPassword] = useState("");
     const [repeatPassword, setRepeatPassword] = useState("");
 
-    const submit = (e) => {
+    async function login(name, password) {
-        console.log('Sign Up!')
+        const {ok, data} = await post('/auth/login', {name: name, password: password});
+        return {loginStatus: ok, loginData: data};
+    }
+
+    async function submit () {
+        console.log('Sign Up!');
+
+        if (password !== repeatPassword) {
+            displayMessage("Passwords don't match", MessageType.WARN);
+            return;
+        }
+
+        const {ok, data} = await post('/auth/reg',
+            {name: name, password: password, nickname: nickname});
+
+        if (!ok) {
+            displayMessage(data.message, MessageType.ERROR);
+            return;
+        }
+
+        const { loginStatus, loginData } = await login(name, password);
+
+        console.log(loginStatus, loginData)
+
+        if (!loginStatus) {
+            displayMessage(loginData.message, MessageType.ERROR);
+            return;
+        }
+
+        localStorage.setItem('token', loginData.token);
+        localStorage.setItem('username', name);
+
+        localStorage.setItem('message', 'Successfully signed up!');
+        window.location.href = "/";
     }
 
     return (
         <div className="LoginList">
             <LoginTitle/>
             <InputField title="Name" setValue={setName} value={name}/>
+            <InputField title="Nickname (for others)" setValue={setNickname} value={nickname}/>
             <InputField title="Password" setValue={setPassword} value={password}/>
             <InputField title="Repeat Password" setValue={setRepeatPassword} value={repeatPassword}/>
 

stubs/api/auth/index.js

@@ -0,0 +1,87 @@
+const authRouter = require('express').Router();
+
+// For cryptography
+// const bcrypt = require('bcrypt');
+
+// For creating tokens
+const jwt = require('jsonwebtoken');
+const TOKEN_KEY = "5frv12e4few3r"
+
+
+module.exports = authRouter;
+
+// Read already defined users (pseudo-DB)
+const users = require('./users.json');
+
+const getUserFromDB = (userID) => {
+    if (!userID) {return false;}
+
+    // Accessing 'DB'
+    const user = users.find((user) => user.id === userID);
+
+    if (user) {
+        return user;
+    } else {
+        return false;
+    }
+}
+
+// Get a user by its id
+authRouter.get('/:id', (req, res) => {
+    const user = getUserFromDB(req.params.id);
+    console.log("Request get in /auth:", req.params.id);
+
+    if (user) {
+        res.status(200).send({user});
+    } else {
+        res.status(404).send({message: 'User was not found'});
+    }
+})
+
+// For login (authorization)
+authRouter.post('/login', (req, res) => {
+    const { name, password } = req.body;
+    console.log("Request login in /auth:", name);
+
+    const user = getUserFromDB(name);
+
+    // Invalid identification
+    if (!user) {
+        res.status(401).send({message: 'Invalid credentials (id)'});
+    }
+
+    // Invalid authentication
+    if (!password || password !== user.password) {
+        res.status(401).send({message: 'Invalid credentials (password)'});
+    }
+
+    // Now, authorization
+    const token = jwt.sign({id: name}, TOKEN_KEY, {
+        expiresIn: '1h'
+    })
+
+    res.status(200).send({token});
+})
+
+
+authRouter.post('/reg', (req, res) => {
+    const { name, password, nickname } = req.body;
+    console.log("Request reg in /auth:", name);
+
+    const user = getUserFromDB(name);
+
+    // Invalid identification
+    if (user) {
+        res.status(409).send({message: 'Such id already exists'});
+    }
+
+    if (!name || !password || !nickname) {
+        res.status(401).send({message: 'Empty or invalid fields'});
+    }
+
+    // Add to 'DB'
+    const newUser = {id: name, password: password, nickname: nickname};
+    users.push(newUser);
+
+    res.status(200).send({user: newUser});
+})

stubs/api/auth/users.json

@@ -0,0 +1,12 @@
+[
+  {
+  "nickname": "Nick",
+  "password": "1234",
+  "id": "Nickolaus_SDR"
+  },
+  {
+    "nickname": "User",
+    "password": "1234",
+    "id": "id"
+  }
+]

stubs/api/index.js

@@ -1,8 +1,13 @@
 const booksRouter = require("./books");
+const authRouter = require("./auth");
+
 const router = require('express').Router();
+
 const delay = require('./middlewares/delay');
 
 module.exports = router;
 
 // router.use(delay(300));
-router.use('/books', delay, booksRouter);
+// router.use('/books', delay, booksRouter);
+
+router.use('/auth', authRouter);