# MakerStash - New Features Implementation

## Backend Features Completed

### 1. Search Filters & Sorting (✓ Complete)
**File:** `server/routes/models.js`

**New Query Parameters:**
- `fileType` - Filter by file extension (.stl, .3mf, .obj, etc.)
- `minSize` / `maxSize` - Filter by file size in bytes
- `hasSupports` - Filter by support status (true/false)
- `sortBy` - Sort field (name, created_at, updated_at, file_size)
- `sortOrder` - Sort direction (ASC/DESC)

**API Example:**
```
GET /api/models?fileType=.stl&sortBy=name&sortOrder=ASC&hasSupports=true
```

### 2. Bulk Operations (✓ Complete)
**File:** `server/routes/bulk.js`

**Endpoints:**
- `POST /api/bulk/tag` - Add tags to multiple models
  - Body: `{ modelIds: [1,2,3], tags: ["tag1", "tag2"] }`
- `POST /api/bulk/move` - Move models to collection
  - Body: `{ modelIds: [1,2,3], collectionId: 5 }`
- `POST /api/bulk/delete` - Delete multiple models
  - Body: `{ modelIds: [1,2,3] }`

### 3. Nested Collections (✓ Complete)
**File:** `server/routes/collections.js`, `server/database.js`

**Database Changes:**
- Added `parent_id` field to collections table
- Supports unlimited nesting depth

**API Changes:**
- `GET /api/collections` - Returns hierarchical structure
- `POST /api/collections` - Accepts `parentId` parameter
- Response includes `children` array and `parent_name`

### 4. Print Queue Management (✓ Complete)
**File:** `server/routes/printQueue.js`

**Endpoints:**
- `GET /api/print-queue` - Get user's queue
- `POST /api/print-queue` - Add model to queue
  - Body: `{ modelId: 1, priority: 5, notes: "..." }`
- `PUT /api/print-queue/:id` - Update queue item
  - Body: `{ priority: 10, status: "completed" }`
- `DELETE /api/print-queue/:id` - Remove from queue
- `POST /api/print-queue/reorder` - Reorder entire queue
  - Body: `{ queueOrder: [{id: 1, priority: 10}, {id: 2, priority: 5}] }`

### 5. Export/Backup (✓ Complete)
**File:** `server/routes/export.js`

**Endpoints:**
- `GET /api/export/all` - Export all user's models as ZIP
  - Includes models, thumbnails, and metadata.json
- `POST /api/export/models` - Export specific models
  - Body: `{ modelIds: [1,2,3] }`

### 6. Import from URLs (✓ Complete)
**File:** `server/routes/import.js`

**Endpoints:**
- `POST /api/import/url` - Import from Thingiverse/Printables/MakerWorld
  - Body: `{ url: "https://..." }`
  - Scrapes metadata (name, description, creator)
  - Downloads file if available (requires authentication on most sites)
  - Creates model entry with source URL

**Note:** Most 3D model sites require authentication to download files. The scraper captures metadata but users may need to manually download and upload files.

### 7. Multi-File Support (Database Ready)
**File:** `server/database.js`

**Database Table:** `model_files`
- Supports multiple files per model
- `is_primary` flag to identify main file
- Ready for frontend implementation

## Frontend Features To Implement

### 1. Search Filters UI
**Location:** Add to sidebar in `client/index.html`

**Elements Needed:**
- File type dropdown (.stl, .3mf, .obj, .gcode, .zip)
- Size range sliders (min/max)
- Support status checkbox
- Sort by dropdown (Name, Date, Size)
- Sort order toggle (A-Z / Z-A)

**JavaScript:** Update `loadAllModels()` in `client/app.js` to pass filter parameters

### 2. Bulk Operations UI
**Elements Needed:**
- Checkbox on each model card
- "Select All" button
- Bulk actions toolbar (appears when items selected):
  - Add Tags button
  - Move to Collection button
  - Delete button
- Modal dialogs for bulk tag/move operations

**JavaScript Functions:**
```javascript
let selectedModels = [];

function toggleModelSelection(modelId) {
  // Toggle selection
}

function bulkAddTags() {
  // Show modal, then POST /api/bulk/tag
}

function bulkMove() {
  // Show modal with collection picker, then POST /api/bulk/move
}

function bulkDelete() {
  // Confirm, then POST /api/bulk/delete
}
```

### 3. Sorting UI
**Location:** Above model grid

**Elements:**
- Sort dropdown: Name, Date Added, Last Updated, File Size
- Direction toggle button (↑↓)

**Update:** Modify `loadAllModels()` to include sortBy and sortOrder parameters

### 4. Nested Collections UI
**Location:** Sidebar collections list

**Changes:**
- Display collections as tree structure
- Indent child collections
- Add "+" button to create subcollection
- Update create collection modal to include parent selector

**JavaScript:**
```javascript
function renderCollectionsTree(collections, level = 0) {
  // Recursive rendering with indentation
}
```

### 5. Print Queue UI
**Location:** New section in sidebar or separate page

**Elements:**
- List of queued models
- Drag-and-drop reordering
- Priority number input
- Status indicators (pending/completed)
- "Add to Queue" button on model details
- Notes field per queue item

**New modals:**
- Print Queue modal with full queue list
- Add to queue confirmation

### 6. Export/Import UI
**Location:** User menu or settings

**Elements:**
- "Export All Models" button → downloads ZIP
- "Export Selected" button (with bulk selection)
- "Import from URL" button → shows modal with URL input
- Support for Thingiverse, Printables, MakerWorld URLs

### 7. Multi-File Upload
**Changes to upload modal:**
- Allow multiple file selection
- Show list of selected files
- Mark one as primary (for thumbnail generation)
- On download, create ZIP of all files

**Backend endpoint needed:**
- `POST /api/models` - Update to accept multiple files
- `GET /api/models/:id/download-all` - ZIP all files

## CSS Classes Needed

```css
/* Bulk Selection */
.model-card.selected { border: 2px solid var(--primary-color); }
.model-checkbox { position: absolute; top: 10px; left: 10px; }
.bulk-toolbar { position: fixed; bottom: 20px; ... }

/* Nested Collections */
.collection-item.nested { padding-left: 20px; }
.collection-item.level-2 { padding-left: 40px; }

/* Print Queue */
.queue-item { draggable: true; }
.queue-item.dragging { opacity: 0.5; }

/* Filters */
.filter-section { margin-bottom: 20px; }
.filter-group { margin-bottom: 10px; }
```

## Next Steps

1. **Update `client/index.html`:**
   - Add filter controls to sidebar
   - Add bulk selection checkboxes
   - Add print queue section
   - Add export/import buttons

2. **Update `client/app.js`:**
   - Implement filter parameter building
   - Add bulk selection functions
   - Add print queue functions
   - Add export/import functions
   - Update loadAllModels() to support all filters

3. **Update `client/styles.css`:**
   - Add styles for new UI elements
   - Ensure mobile responsiveness

4. **Test all features:**
   - Verify filters work correctly
   - Test bulk operations
   - Test nested collections
   - Test print queue
   - Test export/import

## API Testing Commands

```bash
# Test filters
curl "http://localhost:3000/api/models?fileType=.stl&sortBy=name"

# Test bulk tag
curl -X POST http://localhost:3000/api/bulk/tag \\
  -H "Authorization: Bearer YOUR_TOKEN" \\
  -H "Content-Type: application/json" \\
  -d '{"modelIds":[1,2],"tags":["test"]}'

# Test export
curl http://localhost:3000/api/export/all \\
  -H "Authorization: Bearer YOUR_TOKEN" \\
  -o export.zip

# Test import
curl -X POST http://localhost:3000/api/import/url \\
  -H "Authorization: Bearer YOUR_TOKEN" \\
  -H "Content-Type: application/json" \\
  -d '{"url":"https://www.thingiverse.com/thing:..."}'

# Test print queue
curl http://localhost:3000/api/print-queue \\
  -H "Authorization: Bearer YOUR_TOKEN"
```

## Database Schema Summary

### Updated Tables:
- **collections**: Added `parent_id` for nesting
- **model_files**: Added `is_primary` flag
- **print_queue**: New table for queue management

All tables are created automatically on server start.