# Badge Print Tracking Feature

## Overview

A comprehensive badge print tracking system has been added to the XChange Admin platform. This feature allows administrators to manually mark badges as printed and track printing status with full audit trail.

## ✅ Features Implemented

### 1. **Database Tracking**
- Added three new columns to `badge_generation_log` table:
  - `is_printed` (BOOLEAN) - Tracks if badge is physically printed
  - `printed_at` (TIMESTAMP) - Records when badge was marked as printed
  - `printed_by` (INT) - Records which admin marked it as printed
- Indexed for optimal performance

### 2. **Visual Status Indicators**
- **✅ Printed** - Green checkmark with timestamp
- **⚪ Not Printed** - Gray indicator
- Color-coded for quick visual scanning
- Timestamp display showing when printed (e.g., "Dec 24, 14:30")

### 3. **Filtering System**
New "Print Status" filter dropdown with options:
- **All** - Show all badges
- **🖨️ Printed** - Show only printed badges
- **⚪ Not Printed** - Show only unprinted badges

Perfect for:
- Seeing what needs to be printed
- Tracking completion progress
- Quality control checks

### 4. **Statistics Dashboard**
New statistics card: **🖨️ Badges Printed**
- Shows total number of printed badges
- Displays percentage printed
- Updates in real-time

### 5. **Individual Badge Actions**
Each badge row has a toggle button:
- **✓** button - Mark as printed (when unprinted)
- **↩️** button - Mark as unprinted (when printed)
- Instant visual feedback
- One-click operation

### 6. **Bulk Operations**
Two new bulk action buttons:
- **🖨️ Mark Selected as Printed** - Mark multiple badges at once
- **↩️ Mark Selected as Unprinted** - Unmark multiple badges
- Select using checkboxes
- Confirmation prompts prevent accidents

## 📂 Files Modified/Created

### New Files:
1. **`sql/add_badge_print_tracking.sql`** - Database migration
2. **`admin/badge_print_api.php`** - API endpoint for print tracking

### Modified Files:
1. **`admin/badges.php`** - Updated UI with print tracking features

## 🔧 API Endpoints

### `admin/badge_print_api.php`

#### Actions:

**1. Toggle Print Status** (Single Badge)
```javascript
POST badge_print_api.php
action: toggle_print_status
delegate_id: [ID]
```

**2. Mark as Printed** (Bulk)
```javascript
POST badge_print_api.php
action: mark_printed
delegate_ids: [comma-separated IDs]
```

**3. Mark as Unprinted** (Bulk)
```javascript
POST badge_print_api.php
action: mark_unprinted
delegate_ids: [comma-separated IDs]
```

## 📊 Database Schema Changes

```sql
ALTER TABLE badge_generation_log
ADD COLUMN is_printed BOOLEAN DEFAULT FALSE,
ADD COLUMN printed_at TIMESTAMP NULL,
ADD COLUMN printed_by INT NULL,
ADD INDEX idx_is_printed (is_printed),
ADD INDEX idx_printed_at (printed_at);
```

## 🎯 Usage Instructions

### For First-Time Setup:
1. Run the migration: `php -f migrate_badge_print_tracking.php`
   - Or execute: `sql/add_badge_print_tracking.sql` in your database

### Daily Operations:

#### **Mark Single Badge as Printed:**
1. Go to Badges page (`admin/badges.php`)
2. Find the delegate
3. Click the **✓** button in Actions column
4. Status updates instantly

#### **Bulk Mark as Printed:**
1. Select delegates using checkboxes
2. Click **🖨️ Mark Selected as Printed** button
3. Confirm the action
4. All selected badges marked as printed

#### **Filter Unprinted Badges:**
1. Use "Print Status" filter dropdown
2. Select **⚪ Not Printed**
3. Click Filter
4. See only badges needing printing

#### **View Printed Statistics:**
1. Check the **🖨️ Badges Printed** card at top
2. Shows total and percentage
3. Updates automatically

## 🎨 User Interface

### Print Status Column
Shows current status with visual indicator:
- **Printed**: ✅ Printed (Dec 24, 14:30)
- **Unprinted**: ⚪ Not Printed

### Actions Column
Three buttons per badge:
- **👁️** Preview badge
- **🖨️** Print badge
- **✓/↩️** Toggle print status

### Bulk Actions Bar
Six action buttons:
1. 📦 Generate All Badges
2. ✅ Generate Paid Delegates
3. 🔍 Generate Filtered
4. 🖨️ Mark Selected as Printed (NEW)
5. ↩️ Mark Selected as Unprinted (NEW)
6. 🎨 Badge Designer

## 🔒 Security & Permissions

- Requires `delegates` permission with `edit` access
- All actions authenticated through RBAC system
- Admin user ID tracked in database
- Full audit trail maintained

## 💡 Best Practices

### Workflow Recommendations:

1. **Before Printing Session:**
   - Filter for "Not Printed" badges
   - Generate/preview badges
   - Print physical badges

2. **During Printing:**
   - Mark badges as printed immediately after printing
   - Use bulk actions for efficiency
   - Verify count matches physical prints

3. **After Printing:**
   - Review statistics dashboard
   - Filter "Printed" to verify completeness
   - Cross-check with physical badges

4. **Quality Control:**
   - Use timestamps to track printing times
   - Filter by print status for spot checks
   - Unmark if reprint needed

## 🐛 Troubleshooting

### Badge not showing as printed after marking:
- Refresh the page
- Check browser console for errors
- Verify database connection

### Bulk action not working:
- Ensure checkboxes are selected
- Check that at least one badge is selected
- Verify permissions

### Statistics not updating:
- Clear browser cache
- Refresh the page
- Check database query

## 📈 Future Enhancements (Optional)

Potential improvements:
- Export printed badges list
- Print job batching
- Reprint tracking
- Print quality notes
- Printing history report
- Email notifications when printing complete

## 🎉 Benefits

### For Administrators:
✅ Track printing progress in real-time
✅ Avoid duplicate printing
✅ Quick identification of unprinted badges
✅ Audit trail for accountability
✅ Bulk operations save time

### For Events:
✅ Ensure all delegates have badges
✅ Quality control verification
✅ Reduce printing errors
✅ Streamlined badge distribution
✅ Professional event management

## 📝 Notes

- Print status is independent of badge generation
- Can mark as printed even if not generated (for manual badges)
- Timestamps use server timezone
- Bulk operations process in batches
- Page reload shows updated statuses

---

**Implementation Date:** October 24, 2025  
**Version:** 1.0  
**Status:** ✅ Complete and Ready to Use

