Complete Barcode Scanning Implementation

[DrunkOnJava]

📷 Barcode Scanner Integration

Current State

• BarcodeScanner module exists
• Not integrated with item creation
• No batch scanning support
• Missing barcode lookup service

Required Implementation

1. Scanner Integration

   • Connect scanner to AddItemView
   • Auto-fill product details from barcode
   • Support multiple barcode formats
   • Continuous scanning mode

2. Product Database

   • Integrate barcode lookup API
   • Cache barcode lookups
   • Fallback for unknown barcodes
   • Manual barcode entry option

3. Batch Scanning

   • Rapid multi-item scanning
   • Queue scanned items
   • Bulk review/edit screen
   • Duplicate barcode handling

4. UI/UX Improvements

   • Camera permission handling
   • Scan history
   • Barcode type detection
   • Audio/haptic feedback

Technical Requirements

• Vision framework for scanning
• API integration for product lookup
• Background processing for batch ops
• Proper error handling

Acceptance Criteria

• Scanning works reliably
• Product details auto-populate
• Batch scanning is efficient
• Works in low light conditions

Parent Epic

Related to #97 (Service Integration)

[DrunkOnJava]

Closing: This issue has been resolved/superseded by the complete modular architecture restructure now in main branch (commit 33a0ead). The new architecture implements a comprehensive solution that addresses the core needs this issue was tracking.