added login page for admin only route

client/src/App.jsx

@@ -28,6 +28,8 @@ import ScrollTop from "./component/ScrollTop";
 import EditProfile from "./component/EditProfile";
 import Contributors from "./component/Contributors";
 import Discussion from "./component/Discussion";
+import Admin from "./component/Admin";
+import Dashboard from "./component/Dashboard";
 import ForgotPassword from "./component/ForgotPassword";
 import ResetPassword from "./component/ResetPassword";
 import NotFound from "./component/NotFound";
@@ -137,6 +139,8 @@ function App() {
               <Route exact path='/myproject' element={<MyProject mode={mode} setProgress={setProgress} showAlert={showAlert} />} />
               <Route exact path='/editprofile' element={<EditProfile mode={mode} setProgress={setProgress} showAlert={showAlert} />} />
               <Route exact path="/login" element={<Login mode={mode} setProgress={setProgress} showAlert={showAlert} loggedin={islogged} setloggedin={setloggedin} />} />
+              <Route exact path="/admin" element={<Admin mode={mode} setProgress={setProgress} showAlert={showAlert} />} />
+              <Route exact path="/dashboard" element={<Dashboard/>} />
               <Route exact path='/signup' element={<Signup mode={mode} setProgress={setProgress} showAlert={showAlert} />} />
               <Route exact path='/forgot-password' element={<ForgotPassword mode={mode} setProgress={setProgress} showAlert={showAlert} />} />
               <Route exact path='/reset-password' element={<ResetPassword mode={mode} setProgress={setProgress} showAlert={showAlert} />} />

client/src/component/Admin.jsx

@@ -0,0 +1,193 @@
+import PropTypes from "prop-types";
+import { useState, useEffect } from "react";
+import { useNavigate } from "react-router-dom";
+const SERVER_URI=import.meta.env.VITE_SERVER_URI;
+import { Input, Spin } from "antd";
+import {
+  UserOutlined,
+  LockOutlined,
+  EyeInvisibleOutlined,
+  EyeTwoTone,
+} from "@ant-design/icons";
+import "../css/Login.css";
+import toast from "react-hot-toast";
+import { useAuth } from '../contexts/authContext';
+
+const Admin = ({ mode }) => {
+  const [credentials, setCredentials] = useState({ email: "", password: "" });
+  const [loading, setLoading] = useState(false);
+  const navigate = useNavigate();
+  const { userLoggedIn } = useAuth();
+
+  // Conditional navigation if user is already logged in
+  useEffect(() => {
+    if (userLoggedIn) {
+      navigate('/');
+    }
+  }, [userLoggedIn, navigate]);
+
+  // Handle form submission for login
+  const handleSubmit = async (e) => {
+    e.preventDefault();
+
+    // Check for empty fields
+    if (!credentials.email || !credentials.password) {
+      toast.error("Please enter both email and password.");
+      return;
+    }
+
+    setLoading(true);
+    try {
+      const response = await fetch(`${SERVER_URI}/api/admin/login`, {
+        method: "POST",
+        headers: {
+          "Content-Type": "application/json",
+        },
+        body: JSON.stringify(credentials),
+      });
+
+      if (!response.ok) {
+        // Check for network or server errors
+        if (response.status === 500) {
+          toast.error("Server error. Please try again later.");
+        } else {
+          toast.error("Login failed! Please check your credentials.");
+        }
+        throw new Error("Response not ok");
+      }
+
+      const json = await response.json();
+
+      if (json.success) {
+        localStorage.setItem("token", json.authtoken);
+        // setloggedin(!isloggedin);
+        console.log("flskd");
+
+        return navigate("../dashboard");
+
+      } else {
+        toast.error(json.message || "Login failed! Invalid credentials.");
+      }
+    } catch (error) {
+      if (error.message === "NetworkError") {
+        toast.error("Network error. Please check your connection.");
+      } else {
+        toast.error("An unexpected error occurred. Please try again later.");
+      }
+      console.error("Error during login:", error);
+    } finally {
+      setLoading(false);
+    }
+  };
+
+  // Handle changes in input fields
+  const onChange = (e) => {
+    setCredentials({ ...credentials, [e.target.name]: e.target.value });
+  };
+
+
+
+
+  return (
+    <div className="min-h-screen flex items-center justify-center mt-14" data-aos="zoom-in" data-aos-duration="1800">
+      {userLoggedIn && navigate('/')}
+      <div
+        className="wrapper h-3/4 mt-10"
+        style={{
+          backgroundColor: mode === "dark" ? "black" : "white",
+          color: mode === "dark" ? "white" : "black",
+        }}
+      >
+
+        <form
+          onSubmit={handleSubmit}
+          className="form"
+          style={{
+            backgroundColor: mode === "dark" ? "black" : "white",
+            color: mode === "dark" ? "white" : "black",
+          }}
+        >
+          <h1 className="title">Admin Login</h1>
+          {/* Title Line */}
+          <span className="title-line" style={{ backgroundColor: mode === "dark" ? "white" : "" }}></span>
+
+          {/* Email Input */}
+          <div className="inp">
+            <Input
+              prefix={<UserOutlined />}
+              placeholder="Email"
+              name="email"
+              value={credentials.email}
+              onChange={onChange}
+              autoComplete="on"
+              required
+              className="h-10 text-xl"
+              style={{
+                backgroundColor: mode === "dark" ? "black" : "white",
+                color: mode === "dark" ? "white" : "black",
+              }}
+            />
+          </div>
+
+          {/* Password Input */}
+          <div className="inp">
+            <Input
+              prefix={<LockOutlined />}
+              placeholder="Password"
+              name="password"
+              value={credentials.password}
+              onChange={onChange}
+              autoComplete="on"
+              required
+              iconRender={(visible) =>
+                visible ? <EyeTwoTone /> : <EyeInvisibleOutlined />
+              }
+              className="h-10 text-xl"
+              style={{
+                backgroundColor: mode === "dark" ? "black" : "white",
+                color: mode === "dark" ? "white" : "black",
+              }}
+            />
+          </div>
+
+
+          <button className="submit" type="submit" disabled={loading}>
+            {loading ? <Spin size="small" /> : "Login"}
+          </button>
+
+
+
+        </form>
+
+        <div className="banner">
+          <h1
+            className="wel_text"
+            style={{
+              color: mode === "dark" ? "black" : "white",
+            }}
+          >
+            WELCOME
+            <br />
+            BACK!
+          </h1>
+          <p
+            className="para"
+            style={{
+              color: mode === "dark" ? "black" : "white",
+            }}
+          >
+            Please Sign In here
+            <br />
+            with your real info
+          </p>
+        </div>
+      </div>
+    </div>
+  );
+};
+
+Admin.propTypes = {
+  mode: PropTypes.string.isRequired,
+};
+
+export default Admin;