login and logout

src/.env

@@ -1 +1 @@
-VITE_API_URL=http://localhost:8000
+VITE_API_URL=http://127.0.0.1:8000

src/App.tsx

@@ -3,10 +3,15 @@ import "./App.css";
 import router from "./router/router";
 import "react-toastify/dist/ReactToastify.css";
 import { ToastContainer } from "react-toastify";
+import { QueryClient, QueryClientProvider } from "@tanstack/react-query";
+import { AuthProvider } from "./context/AuthContext";
+
+const queryClient = new QueryClient();
 
 function App() {
   return (
-    <>
+    <QueryClientProvider client={queryClient}>
+      <AuthProvider>
         <RouterProvider router={router} />
         <ToastContainer
           position="top-right"
@@ -20,7 +25,8 @@ function App() {
           pauseOnHover
           theme="colored"
         />
-    </>
+      </AuthProvider>
+    </QueryClientProvider>
   );
 }
 

src/api/authApi.ts

@@ -0,0 +1,19 @@
+import type {
+  LoginPayload,
+  LoginResponse,
+  MeResponse,
+  User,
+} from "../components/shared/types/AuthTypes";
+import axiosInstance from "./axiosInstance";
+
+export const loginRequest = async (
+  data: LoginPayload
+): Promise<LoginResponse> => {
+  const res = await axiosInstance.post<LoginResponse>("/api/auth/login", data);
+  return res.data;
+};
+
+export const fetchMe = async (): Promise<User> => {
+  const res = await axiosInstance.get<MeResponse>("/api/auth/me");
+  return res.data.user;
+};

src/api/axiosInstance.ts

@@ -1,7 +1,7 @@
 import axios from "axios";
 
 const axiosInstance = axios.create({
-  baseURL: import.meta.env.VITE_API_URL,
+   baseURL: "http://127.0.0.1:8000",
   timeout: 30 * 1000,
 });
 

src/components/Header/Header.tsx

@@ -7,11 +7,16 @@ import Typography from "@mui/material/Typography";
 import Menu from "@mui/material/Menu";
 import MenuIcon from "@mui/icons-material/Menu";
 import Container from "../../components/shared/Container";
-import StarIcon from '@mui/icons-material/Star';
+import StarIcon from "@mui/icons-material/Star";
 import Button from "@mui/material/Button";
 import MenuItem from "@mui/material/MenuItem";
+import { useAuth } from "../../context/AuthContext";
+import { useNavigate } from "react-router-dom";
 
 function Header() {
+  const { user, logout } = useAuth();
+  const navigate = useNavigate();
+
   const [anchorElNav, setAnchorElNav] = React.useState<null | HTMLElement>(
     null
   );
@@ -24,8 +29,10 @@ function Header() {
     setAnchorElNav(null);
   };
 
+  const goToAdmin = () => navigate("/admin");
+
   return (
-    <AppBar sx={{backgroundColor: "#4b2981"}} position="static">
+    <AppBar sx={{ backgroundColor: "#4b2981" }} position="static">
       <Container>
         <Toolbar disableGutters>
           <StarIcon sx={{ display: { xs: "none", md: "flex" }, mr: 1 }} />
@@ -61,28 +68,47 @@ function Header() {
             <Menu
               id="menu-appbar"
               anchorEl={anchorElNav}
-              anchorOrigin={{
-                vertical: "bottom",
-                horizontal: "left",
-              }}
+              anchorOrigin={{ vertical: "bottom", horizontal: "left" }}
               keepMounted
-              transformOrigin={{
-                vertical: "top",
-                horizontal: "left",
-              }}
+              transformOrigin={{ vertical: "top", horizontal: "left" }}
               open={Boolean(anchorElNav)}
               onClose={handleCloseNavMenu}
               sx={{ display: { xs: "block", md: "none" } }}
             >
-              <MenuItem onClick={handleCloseNavMenu} component="a" href="/categories">
-                <Typography textAlign="center">Categories</Typography>
+              {!user && (
+                <MenuItem
+                  onClick={() => {
+                    handleCloseNavMenu();
+                    navigate("/login");
+                  }}
+                >
+                  <Typography textAlign="center">Login</Typography>
                 </MenuItem>
-              <MenuItem onClick={handleCloseNavMenu} component="a" href="/profile">
+              )}
+              {user && (
+                <span>
+                  <MenuItem
+                    onClick={() => {
+                      handleCloseNavMenu();
+                      navigate("/profile");
+                    }}
+                  >
                     <Typography textAlign="center">Profile</Typography>
                   </MenuItem>
-              <MenuItem onClick={handleCloseNavMenu} component="a" href="/create">
-                <Typography textAlign="center">Create</Typography>
+                  {user.type === "admin" && (
+                    <MenuItem
+                      onClick={() => {
+                        handleCloseNavMenu();
+                        goToAdmin();
+                      }}
+                    >
+                      <Typography textAlign="center">
+                        Admin Dashboard
+                      </Typography>
                     </MenuItem>
+                  )}
+                </span>
+              )}
             </Menu>
           </Box>
 
@@ -91,7 +117,7 @@ function Header() {
             variant="h5"
             noWrap
             component="a"
-            href="#home"
+            href="/"
             sx={{
               mr: 2,
               display: { xs: "flex", md: "none" },
@@ -107,15 +133,33 @@ function Header() {
           </Typography>
 
           <Box sx={{ flexGrow: 1, display: { xs: "none", md: "flex" } }}>
-            <Button href="/categories" sx={{ my: 2, color: "white", display: "block" }}>
-              Categories
+            {!user && (
+              <Button
+                onClick={() => navigate("/login")}
+                sx={{ my: 2, color: "white", display: "block" }}
+              >
+                Login
               </Button>
-            <Button href="/profile" sx={{ my: 2, color: "white", display: "block" }}>
+            )}
+
+            {user && (
+              <>
+                <Button
+                  onClick={() => navigate("/profile")}
+                  sx={{ my: 2, color: "white", display: "block" }}
+                >
                   Profile
                 </Button>
-            <Button href="/create" sx={{ my: 2, color: "white", display: "block" }}>
-              Create
+                {user.type === "admin" && (
+                  <Button
+                    onClick={goToAdmin}
+                    sx={{ my: 2, color: "white", display: "block" }}
+                  >
+                    Admin Dashboard
                   </Button>
+                )}
+              </>
+            )}
           </Box>
         </Toolbar>
       </Container>

src/components/ProtectedRoute/ProtectedRoute.tsx

@@ -0,0 +1,18 @@
+import type { ReactNode } from "react";
+import { useAuth } from "../../context/AuthContext";
+import Unauthorized from "../../pages/Unauthorized/Unauthorized";
+import Container from "../shared/Container";
+
+interface ProtectedRouteProps {
+  children: ReactNode;
+}
+
+export const ProtectedRoute = ({ children }: ProtectedRouteProps) => {
+  const { user, isLoading } = useAuth();
+
+  if (isLoading) return <Container>Loading...</Container>;
+
+  if (!user) return <Unauthorized />;
+
+  return <>{children}</>;
+};

src/components/Question/Question.tsx

@@ -40,7 +40,7 @@ const Question = ({ question }: QuestionProps) => {
           Difficulty: {question.difficulty}
         </Typography>
         <AuthorMeta>
-          <PersonIcon/>
+          <PersonIcon />
           <Typography variant="body1">{question.author}</Typography>
         </AuthorMeta>
       </QuestionMetadata>

src/components/shared/types/AuthTypes.ts

@@ -0,0 +1,24 @@
+export interface User {
+  id: number;
+  username: string;
+  email: string;
+  email_verified_at: string | null;
+  type: string;
+  created_at: string;
+  updated_at: string;
+}
+
+export interface LoginResponse {
+  access_token: string;
+  token_type: string;
+  user: User;
+}
+
+export interface LoginPayload {
+  email: string;
+  password: string;
+}
+
+export interface MeResponse {
+  user: User;
+}

src/context/AuthContext.tsx

@@ -0,0 +1,55 @@
+import { useQueryClient } from "@tanstack/react-query";
+import { toast } from "react-toastify";
+import { useCurrentUser } from "../hooks/useCurrentUser";
+import { useLogin } from "../hooks/useLogin";
+import type { LoginPayload, User } from "../components/shared/types/AuthTypes";
+import { createContext, useContext, type ReactNode } from "react";
+
+interface AuthContextType {
+  user: User | null;
+  login: (data: LoginPayload) => Promise<void>;
+  logout: () => void;
+  isLoading: boolean;
+}
+
+const AuthContext = createContext<AuthContextType | undefined>(undefined);
+
+export const useAuth = () => {
+  const context = useContext(AuthContext);
+  if (!context) throw new Error("useAuth must be used within AuthProvider");
+  return context;
+};
+
+export const AuthProvider = ({ children }: { children: ReactNode }) => {
+  const queryClient = useQueryClient();
+  const { data: user, isLoading } = useCurrentUser();
+  const loginMutation = useLogin();
+
+  const login = async (payload: LoginPayload) => {
+    await loginMutation.mutateAsync(payload, {
+      onSuccess: (data) => {
+        localStorage.setItem("access_token", data.access_token);
+        queryClient.setQueryData(["me"], data.user);
+        toast.success(`Welcome ${data.user.username}`);
+      },
+      onError: (err: any) => {
+        toast.error(err.response?.data?.message || "Login failed");
+      },
+    });
+  };
+
+  const logout = () => {
+    localStorage.removeItem("access_token");
+    queryClient.removeQueries({ queryKey: ["me"] });
+    toast.info("Logged out");
+    window.location.href = "/login";
+  };
+
+  return (
+    <AuthContext.Provider
+      value={{ user: user ?? null, login, logout, isLoading }}
+    >
+      {children}
+    </AuthContext.Provider>
+  );
+};

src/hooks/useCurrentUser.ts

@@ -0,0 +1,12 @@
+import { useQuery } from "@tanstack/react-query";
+import type { User } from "../components/shared/types/AuthTypes";
+import { fetchMe } from "../api/authApi";
+
+export const useCurrentUser = () =>
+  useQuery<User>({
+    queryKey: ["me"],
+    queryFn: fetchMe,
+    enabled: !!localStorage.getItem("access_token"),
+    retry: false,
+    staleTime: 5 * 60 * 1000,
+  });

src/hooks/useLogin.ts

@@ -0,0 +1,11 @@
+import { useMutation } from "@tanstack/react-query";
+import type {
+  LoginPayload,
+  LoginResponse,
+} from "../components/shared/types/AuthTypes";
+import { loginRequest } from "../api/authApi";
+
+export const useLogin = () =>
+  useMutation<LoginResponse, any, LoginPayload>({
+    mutationFn: loginRequest,
+  });

src/pages/LoginPage/LoginPage.tsx

@@ -0,0 +1,64 @@
+import { useEffect, useState } from "react";
+import { useAuth } from "../../context/AuthContext";
+import Container from "../../components/shared/Container";
+import { Box, Button, Paper, TextField, Typography } from "@mui/material";
+import { useNavigate } from "react-router-dom";
+
+const LoginPage = () => {
+  const { login, user } = useAuth();
+  const [email, setEmail] = useState("");
+  const [password, setPassword] = useState("");
+  const navigate = useNavigate();
+
+  useEffect(() => {
+    if (user) {
+      navigate("/");
+    }
+  }, [user, navigate]);
+
+  const handleSubmit = async (e: React.FormEvent) => {
+    e.preventDefault();
+    await login({ email, password });
+  };
+
+  return (
+    <Container>
+      <Box sx={{ padding: 4, maxWidth: 360, margin: "auto" }}>
+        <Typography variant="h4" mb={3} textAlign="center">
+          Login
+        </Typography>
+        <form onSubmit={handleSubmit}>
+          <TextField
+            label="Email"
+            type="email"
+            value={email}
+            onChange={(e) => setEmail(e.target.value)}
+            fullWidth
+            margin="normal"
+            required
+          />
+          <TextField
+            label="Password"
+            type="password"
+            value={password}
+            onChange={(e) => setPassword(e.target.value)}
+            fullWidth
+            margin="normal"
+            required
+          />
+          <Button
+            type="submit"
+            variant="contained"
+            color="primary"
+            fullWidth
+            sx={{ mt: "10px" }}
+          >
+            Login
+          </Button>
+        </form>
+      </Box>
+    </Container>
+  );
+};
+
+export default LoginPage;

src/pages/ProfilePage/Profilepage.tsx

@@ -0,0 +1,43 @@
+import { Box, Button, Typography } from "@mui/material";
+import { useAuth } from "../../context/AuthContext";
+import Container from "../../components/shared/Container";
+import { useNavigate } from "react-router-dom";
+
+const ProfilePage = () => {
+  const { user, logout } = useAuth();
+  const navigate = useNavigate();
+
+  return (
+    <Container>
+      <Box sx={{ padding: 4, maxWidth: 360 }}>
+        <Typography variant="h4" mb={2}>
+          Profile
+        </Typography>
+        <Typography variant="body1" mb={2}>
+          Username: {user?.username}
+        </Typography>
+        <Typography variant="body1" mb={2}>
+          E-mail: {user?.email}
+        </Typography>
+        <Typography variant="body1" mb={2}>
+          Role: {user?.type}
+        </Typography>
+        <Button variant="contained" color="primary" onClick={logout}>
+          Logout
+        </Button>
+        {user?.type === "admin" && (
+          <Button
+          sx={{marginLeft: "10px"}}
+            variant="contained"
+            color="secondary"
+            onClick={() => navigate("/admin")}
+          >
+            Admin Dashboard
+          </Button>
+        )}
+      </Box>
+    </Container>
+  );
+};
+
+export default ProfilePage;

src/pages/Unauthorized/Unauthorized.tsx

@@ -0,0 +1,18 @@
+import { Box, Typography } from "@mui/material";
+
+export default function Unauthorized() {
+  return (
+    <Box
+      display="flex"
+      justifyContent="center"
+      alignItems="center"
+      flexDirection="column"
+    >
+      <Typography variant="h2" color="error" mb={2}>
+        401
+      </Typography>
+      <Typography variant="h5">Unauthorized</Typography>
+      <Typography>You do not have access to this page.</Typography>
+    </Box>
+  );
+}

src/router/router.tsx

@@ -1,23 +1,33 @@
 import { createBrowserRouter } from "react-router-dom";
 import MainLayout from "../layouts/MainLayout/MainLayout";
 import IndexPage from "../pages/IndexPage/IndexPage";
-import QuestionsPage from "../pages/QuestionsPage/QuestionsPage";
+import LoginPage from "../pages/LoginPage/LoginPage";
+import ProfilePage from "../pages/ProfilePage/Profilepage";
+import { ProtectedRoute } from "../components/ProtectedRoute/ProtectedRoute";
 
-const router = createBrowserRouter ([
+const router = createBrowserRouter([
   {
-        path:'/',
-        element: <MainLayout/>,
+    path: "/",
+    element: <MainLayout />,
     children: [
       {
-                index:true,
-                element: <IndexPage/>
+        index: true,
+        element: <IndexPage />,
       },
       {
-                path: "/questions",
-                element: <QuestionsPage/>
-            }
-        ]
-    }
-])
+        path: "/login",
+        element: <LoginPage />,
+      },
+      {
+        path: "/profile",
+        element: (
+          <ProtectedRoute>
+            <ProfilePage />
+          </ProtectedRoute>
+        ),
+      },
+    ],
+  },
+]);
 
 export default router;