Add duplicate file detection with skip/overwrite options

When uploading a file that already exists in a shared space (same filename),
the UI now shows the existing file info with Overwrite and Skip buttons
instead of silently creating a duplicate.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
This commit is contained in:
Jeff Emmett 2026-02-10 16:25:13 +00:00
parent de38c8e1a3
commit d1b44e9b1e
2 changed files with 104 additions and 11 deletions

View File

@ -67,6 +67,43 @@
border-color: var(--error);
}
.result-item.duplicate {
border-color: #f59e0b;
}
.duplicate-actions {
display: flex;
gap: 0.5rem;
}
.duplicate-actions button {
border: none;
padding: 0.35rem 0.85rem;
border-radius: 4px;
cursor: pointer;
font-size: 0.8rem;
font-weight: 500;
}
.btn-overwrite {
background: var(--primary);
color: white;
}
.btn-overwrite:hover {
background: var(--primary-hover);
}
.btn-skip {
background: var(--border);
color: var(--text);
}
.btn-skip:hover {
background: var(--text-muted);
color: white;
}
.result-info {
flex: 1;
}
@ -249,9 +286,7 @@ function formatBytes(bytes) {
return parseFloat((bytes / Math.pow(k, i)).toFixed(2)) + ' ' + sizes[i];
}
function uploadFile(file) {
const itemId = 'upload-' + Date.now() + Math.random().toString(36).substr(2, 9);
function uploadFile(file, action) {
// Check file size before upload (skip if unlimited)
if (maxSize > 0 && file.size > maxSize) {
const item = document.createElement('div');
@ -266,10 +301,15 @@ function uploadFile(file) {
return;
}
// Create result item
const item = document.createElement('div');
item.className = 'result-item';
item.id = itemId;
// Create or reuse result item
let item = action ? document.getElementById('dup-' + file.name) : null;
if (!item) {
item = document.createElement('div');
item.className = 'result-item';
results.insertBefore(item, results.firstChild);
} else {
item.className = 'result-item';
}
item.innerHTML = `
<div class="result-info">
<h3>${file.name}</h3>
@ -277,11 +317,10 @@ function uploadFile(file) {
<div class="progress-bar"><div class="progress" style="width: 0%"></div></div>
</div>
`;
results.insertBefore(item, results.firstChild);
// Upload
const formData = new FormData();
formData.append('file', file);
if (action) formData.append('action', action);
const xhr = new XMLHttpRequest();
@ -306,6 +345,32 @@ function uploadFile(file) {
<button class="copy-btn" onclick="copyLink(this, '${data.share.url}')">Copy</button>
</div>
`;
} else if (xhr.status === 409) {
const data = JSON.parse(xhr.responseText);
item.id = 'dup-' + file.name;
item.classList.add('duplicate');
const existingSize = data.existing_file.size ? formatBytes(data.existing_file.size) : 'unknown size';
item.innerHTML = `
<div class="result-info">
<h3>${file.name}</h3>
<div class="meta">"${data.existing_file.title}" already exists (${existingSize})</div>
</div>
<div class="duplicate-actions">
<button class="btn-overwrite" data-action="overwrite">Overwrite</button>
<button class="btn-skip" data-action="skip">Skip</button>
</div>
`;
item.querySelector('.btn-overwrite').addEventListener('click', () => uploadFile(file, 'overwrite'));
item.querySelector('.btn-skip').addEventListener('click', () => {
item.classList.remove('duplicate');
item.classList.add('error');
item.innerHTML = `
<div class="result-info">
<h3>${file.name}</h3>
<div class="meta">Skipped (duplicate)</div>
</div>
`;
});
} else {
let errorMsg = 'Upload failed';
try {
@ -314,14 +379,16 @@ function uploadFile(file) {
} catch(e) {}
item.classList.add('error');
item.querySelector('.meta').textContent = errorMsg;
item.querySelector('.progress-bar').remove();
const pb = item.querySelector('.progress-bar');
if (pb) pb.remove();
}
});
xhr.addEventListener('error', () => {
item.classList.add('error');
item.querySelector('.meta').textContent = 'Upload failed - network error';
item.querySelector('.progress-bar').remove();
const pb = item.querySelector('.progress-bar');
if (pb) pb.remove();
});
xhr.open('POST', '{% url "shared_space_upload" %}');

View File

@ -71,6 +71,32 @@ class SharedSpaceUploadAPIView(View):
'error': f'File too large. Maximum size is {space.max_file_size_mb}MB'
}, status=400)
action = request.POST.get('action', '')
# Check for duplicate filename in this space
existing = MediaFile.objects.filter(
shared_space=space,
original_filename=uploaded_file.name,
).first()
if existing and action != 'overwrite':
existing_share = existing.public_shares.filter(is_active=True).first()
return JsonResponse({
'duplicate': True,
'existing_file': {
'id': str(existing.id),
'title': existing.title,
'filename': existing.original_filename,
'size': existing.file_size,
'share_url': existing_share.get_public_url() if existing_share else None,
},
}, status=409)
# Overwrite: delete the old file and its shares
if existing and action == 'overwrite':
existing.file.delete(save=False)
existing.delete()
title = request.POST.get('title', '') or uploaded_file.name
description = request.POST.get('description', '')