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Improve submit achievements UI by adding a Preview Feature #464

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7c885aa
Improve submit achievements UI
KanishkaSingh-18 May 23, 2026
495c35a
fix: modal visibility and form null crash in submit achievements
KanishkaSingh-18 May 24, 2026
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183 changes: 151 additions & 32 deletions templates/submit_achievements.html
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Original file line number Diff line number Diff line change
@@ -1,53 +1,172 @@
<!DOCTYPE html>
<html lang="en">

<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0"/>
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>Submit Achievements</title>
<link rel="stylesheet" href="{{ url_for('static', filename = 'styles.css') }}" />
<script src="{{ url_for('static', filename = 'script.js') }}"></script>
<link rel="stylesheet" href="{{ url_for('static', filename='styles.css') }}" />
<script src="{{ url_for('static', filename='script.js') }}"></script>
</head>

<body>
<div class="toggle-container">
<button id="mode-toggle">Dark Mode 🌙</button>
</div>

{% if error %}
<div class="error-box" style="background-color: #ffebee; color: #c62828; padding: 15px; border-radius: 8px; border: 1px solid #ef9a9a; margin-bottom: 20px; text-align: center; font-weight: bold;">
⚠️ {{ error }}
</div>
{% endif %}
<div class="error-box"
style="background-color: #ffebee; color: #c62828; padding: 15px; border-radius: 8px; border: 1px solid #ef9a9a; margin-bottom: 20px; text-align: center; font-weight: bold;">
⚠️ {{ error }}
</div>
{% endif %}

{% if success %}
<div class="welcome-text">
<p style="color: #2e7d32; font-weight: bold;">Congratulations! <br> {{ success }}</p>
{% if success %}
<div class="welcome-text">
<p style="color: #2e7d32; font-weight: bold;">
Congratulations! <br> {{ success }}
</p>
</div>
<div class="button">
<a href="/teacher-dashboard" class="btn-primary">Back to Dashboard</a>
</div>
{% else %}

<form action="/submit_achievements" method="POST" enctype="multipart/form-data">
<input type="hidden" name="csrf_token" value="{{ csrf_token() }}">

<div class="user-details">
<div class="input-box">
<span class="details">Student ID</span>
<input type="text" name="student_id" placeholder="Enter Student ID" required>
</div>
<div class="button">
<a href="/teacher-dashboard" class="btn-primary">Back to Dashboard</a>

<div class="input-box">
<span class="details">Certificate File</span>
<input type="file" name="certificate" required>
</div>
{% else %}

<form action="/submit_achievements" method="POST" enctype="multipart/form-data">
<input type="hidden" name="csrf_token" value="{{ csrf_token() }}">

<div class="user-details">
<div class="input-box">
<span class="details">Student ID</span>
<input type="text" name="student_id" placeholder="Enter Student ID" required>
</div>
<div class="input-box">
<span class="details">Certificate File</span>
<input type="file" name="certificate" required>
</div>
</div>
</div>

<div class="button" style="display:flex; gap:0.5rem; align-items:center;">
<button id="previewBtn" type="button" class="btn-secondary">Preview</button>
<input type="submit" value="Register Achievement">
</div>

<!-- Preview modal -->
<div id="previewModal" class="modal" role="dialog" aria-modal="true" aria-labelledby="previewTitle" hidden>
<div class="modal-content" role="document">
<h2 id="previewTitle">Preview Achievement</h2>

<div class="button">
<input type="submit" value="Register Achievement">
<div class="preview-body">
<p><strong>Student ID:</strong> <span id="previewStudentId">&nbsp;</span></p>
<p><strong>Certificate file:</strong> <span id="previewFileName">&nbsp;</span></p>
</div>
</form>
{% endif %}

<div class="modal-actions" style="display:flex; gap:0.5rem; justify-content:flex-end; margin-top:1rem;">
<button id="editBtn" type="button" class="btn-secondary">Back to edit</button>
<button id="confirmBtn" type="button" class="btn-primary">Confirm & Submit</button>
</div>
</div>
</div>
</div>

</form>
{% endif %}

<style>
.modal:not([hidden]) {
position: fixed;
inset: 0;
display: flex;
align-items: center;
justify-content: center;
background: rgba(0, 0, 0, 0.4);
padding: 1rem;
z-index: 9999;
}

.modal-content {
background: var(--card-bg, #fff);
color: var(--text-color, #111);
max-width: 480px;
width: 100%;
border-radius: 8px;
padding: 1rem 1.25rem;
box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.preview-body p {
margin: 0.5rem 0;
}

@media (max-width: 520px) {
.modal-content {
padding: 0.75rem;
}
}
</style>

<script>
document.addEventListener('DOMContentLoaded', function () {
const previewBtn = document.getElementById('previewBtn');
const previewModal = document.getElementById('previewModal');
const previewStudentId = document.getElementById('previewStudentId');
const previewFileName = document.getElementById('previewFileName');
const editBtn = document.getElementById('editBtn');
const confirmBtn = document.getElementById('confirmBtn');

let form = document.querySelector('form[action="/submit_achievements"]') ||
document.querySelector('form');

let studentInput = form ? form.querySelector('input[name="student_id"]') : null;
let fileInput = form ? form.querySelector('input[type="file"][name="certificate"]') : null;

function openPreview() {
previewStudentId.textContent = studentInput?.value || '(none)';

let fileName = '(none)';
if (fileInput?.files?.length) {
fileName = fileInput.files[0].name;
}
previewFileName.textContent = fileName;

previewModal.removeAttribute('hidden');
editBtn.focus();
}

function closePreview() {
previewModal.setAttribute('hidden', '');
previewBtn.focus();
}

previewBtn?.addEventListener('click', (e) => {
e.preventDefault();
openPreview();
});

editBtn?.addEventListener('click', (e) => {
e.preventDefault();
closePreview();
});

confirmBtn?.addEventListener('click', (e) => {
e.preventDefault();
closePreview();
form.submit();
});

document.addEventListener('keydown', (e) => {
if (e.key === 'Escape' && !previewModal.hasAttribute('hidden')) {
closePreview();
}
});

previewModal?.addEventListener('click', (e) => {
if (e.target === previewModal) {
closePreview();
}
});
});
</script>

</body>
</html>
⚡