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```html
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>User Login</title>
<style>
body {
font-family: Arial, sans-serif;
margin: 0;
padding: 0;
display: flex;
align-items: center;
justify-content: center;
height: 100vh;
}
form {
text-align: center;
max-width: 300px;
margin: auto;
}
label {
display: block;
margin-bottom: 5px;
}
input {
width: 100%;
padding: 8px;
margin-bottom: 10px;
box-sizing: border-box;
}
button {
width: 100%;
padding: 10px;
background-color: #4CAF50;
color: white;
border: none;
border-radius: 4px;
cursor: pointer;
}
button:hover {
background-color: #45a049;
}
</style>
</head>
<body>
<div id="loginSection">
<h2>User Login</h2>
<form id="loginForm">
<label for="loginUsername">Username:</label>
<input type="text" id="loginUsername" name="loginUsername" required>
<label for="loginPassword">Password:</label>
<input type="password" id="loginPassword" name="loginPassword" required>
<button type="button" onclick="loginUser()">Login</button>
</form>
</div>
<div id="eventsPage" style="display: none;">
<h2>Events Page</h2>
<!-- Add your event scheduling, creation, management, and tracking UI here -->
<button onclick="goToAppointmentPage()">Appointments</button>
</div>
<script>
function loginUser() {
const loginUsername = document.getElementById("loginUsername").value;
const loginPassword = document.getElementById("loginPassword").value;
// Simulate a successful login for the sake of this example
const user = { username: loginUsername };
console.log('Login successful:', user);
// Redirect to events page after successful login.
document.getElementById("loginSection").style.display = "none";
document.getElementById("eventsPage").style.display = "block";
}
function goToAppointmentPage() {
// Add logic to navigate to the appointment page.
console.log('Navigating to the appointment page...');
}
</script>
</body>
</html>
``
Certainly! Below is a simplified example of a user login page and an events page using ASP.NET Core Web API for the backend and HTML/JavaScript for the frontend. This example checks the user's credentials, and if they are correct, it redirects to the events page.
**1. UserController.cs (Backend):**
```csharp
using Microsoft.AspNetCore.Mvc;
using System;
using System.Collections.Generic;
[Route("api/users")]
[ApiController]
public class UserController : ControllerBase
{
private static List<User> users = new List<User>
{
new User { Id = Guid.NewGuid(), Username = "user1", Password = "password1" }
};
[HttpPost("login")]
public ActionResult<User> LoginUser([FromBody] UserLogin userLogin)
{
var user = users.FirstOrDefault(u => u.Username == userLogin.Username && u.Password == userLogin.Password);
if (user == null)
{
return NotFound("Invalid username or password");
}
return Ok(user);
}
}
public class User
{
public Guid Id { get; set; }
public string Username { get; set; }
public string Password { get; set; }
}
public class UserLogin
{
public string Username { get; set; }
public string Password { get; set; }
}
```
**2. Index.html (Frontend):**
```html
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>User Login</title>
<style>
body {
font-family: Arial, sans-serif;
margin: 0;
padding: 0;
display: flex;
align-items: center;
justify-content: center;
height: 100vh;
}
form {
text-align: center;
max-width: 300px;
margin: auto;
}
label {
display: block;
margin-bottom: 5px;
}
input {
width: 100%;
padding: 8px;
margin-bottom: 10px;
box-sizing: border-box;
}
button {
width: 100%;
padding: 10px;
background-color: #4CAF50;
color: white;
border: none;
border-radius: 4px;
cursor: pointer;
}
button:hover {
background-color: #45a049;
}
</style>
</head>
<body>
<div id="loginSection">
<h2>User Login</h2>
<form id="loginForm">
<label for="loginUsername">Username:</label>
<input type="text" id="loginUsername" name="loginUsername" required>
<label for="loginPassword">Password:</label>
<input type="password" id="loginPassword" name="loginPassword" required>
<button type="button" onclick="loginUser()">Login</button>
</form>
</div>
<div id="eventsPage" style="display: none;">
<h2>Events Page</h2>
<!-- Add your event scheduling, creation, management, and tracking UI here -->
<button onclick="goToAppointmentPage()">Appointments</button>
</div>
<script src="userAuth.js"></script>
</body>
</html>
```
**3. userAuth.js (Frontend):**
```javascript
function loginUser() {
const loginUsername = document.getElementById("loginUsername").value;
const loginPassword = document.getElementById("loginPassword").value;
fetch('api/users/login', {
method: 'POST',
headers: {
'Content-Type': 'application/json',
},
body: JSON.stringify({ username: loginUsername, password: loginPassword }),
})
.then(response => response.json())
.then(user => {
console.log('Login successful:', user);
// Redirect to events page after successful login.
document.getElementById("loginSection").style.display = "none";
document.getElementById("eventsPage").style.display = "block";
})
.catch(error => {
console.error('Error during login:', error);
// Handle login error.
});
}
function goToAppointmentPage() {
// Add logic to navigate to the appointment page.
console.log('Navigating to the appointment page...');
}
```
This example provides a basic user login page and an events page. Upon successful login, the events page is displayed. You can add your event scheduling, creation, management, and tracking UI components to the events page. The `goToAppointmentPage` function is a placeholder for your appointment page navigation logic. Customize the pages based on your specific requirements.
In this example, the JavaScript functions are included directly within the `<script>` tags in the HTML file. This keeps the code compact for a simple use case. Customize the code further based on your specific requirements.
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