Dotnet-PayrollSystemAPI/index.html at main · jinji-tan/Dotnet-PayrollSystemAPI · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Payroll Management System</title>
    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/css/bootstrap.min.css" rel="stylesheet">
</head>
<body class="bg-light">

<div class="container mt-5">
    <h2 class="mb-4 text-center">Payroll System</h2>

    <div class="card mb-4 shadow-sm">
        <div class="card-header bg-primary text-white">
            <h5 class="mb-0" id="formTitle">Add New Employee</h5>
        </div>
        <div class="card-body">
            <form id="employeeForm">
                <input type="hidden" id="editEmployeeNumber">
                <div class="row g-3">
                    <div class="col-md-4"><input type="text" id="firstName" class="form-control" placeholder="First Name" required></div>
                    <div class="col-md-4"><input type="text" id="lastName" class="form-control" placeholder="Last Name" required></div>
                    <div class="col-md-4"><input type="text" id="middleName" class="form-control" placeholder="Middle Name"></div>
                    <div class="col-md-4"><input type="date" id="dob" class="form-control" required></div>
                    <div class="col-md-4"><input type="number" id="dailyRate" class="form-control" placeholder="Daily Rate (e.g. 2000)" required></div>
                    <div class="col-md-4">
                        <select id="workingDays" class="form-select" required>
                            <option value="">Select Schedule...</option>
                            <option value="MWF">MWF (Mon, Wed, Fri)</option>
                            <option value="TTHS">TTHS (Tue, Thu, Sat)</option>
                        </select>
                    </div>
                </div>
                <button type="submit" class="btn btn-success mt-3 w-100">Save Employee</button>
            </form>
        </div>
    </div>

    <div class="card mb-4 shadow-sm border-info">
        <div class="card-body row align-items-center">
            <div class="col-auto"><strong>Payroll Period for Computation:</strong></div>
            <div class="col-auto"><input type="date" id="computeStart" class="form-control" value="2011-05-16"></div>
            <div class="col-auto">to</div>
            <div class="col-auto"><input type="date" id="computeEnd" class="form-control" value="2011-05-20"></div>
        </div>
    </div>

    <div class="card shadow-sm">
        <div class="card-body">
            <table class="table table-hover align-middle">
                <thead class="table-dark">
                    <tr>
                        <th>Emp. Number</th>
                        <th>Name</th>
                        <th>Rate</th>
                        <th>Schedule</th>
                        <th class="text-end">Actions</th>
                    </tr>
                </thead>
                <tbody id="employeeTableBody">
                    </tbody>
            </table>
        </div>
    </div>
</div>

<script>

    const API_BASE_URL = 'http://localhost:5000/api/Employees';

    document.addEventListener('DOMContentLoaded', loadEmployees);

    async function loadEmployees() {
        const response = await fetch(API_BASE_URL);
        const employees = await response.json();
        const tbody = document.getElementById('employeeTableBody');
        tbody.innerHTML = '';

        employees.forEach(emp => {
            tbody.innerHTML += `
                <tr>
                    <td><strong>${emp.employeeNumber}</strong></td>
                    <td>${emp.lastName}, ${emp.firstName}</td>
                    <td>₱${emp.dailyRate.toLocaleString()}</td>
                    <td>${emp.workingDays}</td>
                    <td class="text-end">
                        <button class="btn btn-sm btn-info text-white" onclick="computePay('${emp.employeeNumber}')">Compute Pay</button>
                        <button class="btn btn-sm btn-warning" onclick="editEmployee('${emp.employeeNumber}')">Edit</button>
                        <button class="btn btn-sm btn-danger" onclick="deleteEmployee('${emp.employeeNumber}')">Delete</button>
                    </td>
                </tr>
            `;
        });
    }

    document.getElementById('employeeForm').addEventListener('submit', async (e) => {
        e.preventDefault();

        const employeeData = {
            firstName: document.getElementById('firstName').value,
            lastName: document.getElementById('lastName').value,
            middleName: document.getElementById('middleName').value,
            dateOfBirth: document.getElementById('dob').value,
            dailyRate: parseFloat(document.getElementById('dailyRate').value),
            workingDays: document.getElementById('workingDays').value
        };

        const empNumber = document.getElementById('editEmployeeNumber').value;
        const method = empNumber ? 'PUT' : 'POST';
        const url = empNumber ? `${API_BASE_URL}/${empNumber}` : API_BASE_URL;

        const response = await fetch(url, {
            method: method,
            headers: { 'Content-Type': 'application/json' },
            body: JSON.stringify(employeeData)
        });

        if (response.ok) {
            document.getElementById('employeeForm').reset();
            document.getElementById('editEmployeeNumber').value = '';
            document.getElementById('formTitle').innerText = 'Add New Employee';
            loadEmployees();
        } else {
            alert('Error saving employee. Check the console.');
        }
    });

    async function editEmployee(empNumber) {
        const response = await fetch(`${API_BASE_URL}/${empNumber}`);
        const emp = await response.json();

        document.getElementById('firstName').value = emp.firstName;
        document.getElementById('lastName').value = emp.lastName;
        document.getElementById('middleName').value = emp.middleName;
        document.getElementById('dob').value = emp.dateOfBirth.split('T')[0];
        document.getElementById('dailyRate').value = emp.dailyRate;
        document.getElementById('workingDays').value = emp.workingDays;

        document.getElementById('editEmployeeNumber').value = emp.employeeNumber;
        document.getElementById('formTitle').innerText = `Edit Employee: ${emp.employeeNumber}`;
        window.scrollTo(0, 0);
    }

    async function deleteEmployee(empNumber) {
        if (confirm(`Are you sure you want to delete ${empNumber}?`)) {
            await fetch(`${API_BASE_URL}/${empNumber}`, { method: 'DELETE' });
            loadEmployees();
        }
    }

    async function computePay(empNumber) {
        const start = document.getElementById('computeStart').value;
        const end = document.getElementById('computeEnd').value;

        if(!start || !end) return alert("Please set the Payroll Period dates first.");

        const response = await fetch(`${API_BASE_URL}/${empNumber}/compute?startDate=${start}&endDate=${end}`);

        if(response.ok) {
            const result = await response.json();
            alert(`Pay for ${result.employeeName}\nFrom: ${result.startingDate}\nTo: ${result.endingDate}\n\nTake-Home Pay: ₱${result.takeHomePay.toLocaleString()}`);
        } else {
            alert("Error computing pay. Ensure dates are valid.");
        }
    }
</script>

</body>
</html>