updated validation and auto submit

py_app/CSS_MODULAR_GUIDE.md

@@ -0,0 +1,152 @@
+# CSS Modular Structure Guide
+
+## Overview
+This guide explains how to migrate from a monolithic CSS file to a modular CSS structure for better maintainability and organization.
+
+## New CSS Structure
+
+```
+app/static/css/
+├── base.css          # Global styles, header, buttons, theme
+├── login.css         # Login page specific styles
+├── dashboard.css     # Dashboard and module cards
+├── warehouse.css     # Warehouse module styles
+├── etichete.css      # Labels/etiquette module styles (to be created)
+├── quality.css       # Quality module styles (to be created)
+└── scan.css          # Scan module styles (to be created)
+```
+
+## Implementation Strategy
+
+### Phase 1: Setup Modular Structure ✅
+- [x] Created `css/` directory
+- [x] Created `base.css` with global styles
+- [x] Created `login.css` for login page
+- [x] Created `warehouse.css` for warehouse module
+- [x] Updated `base.html` to include modular CSS
+- [x] Updated `login.html` to use new structure
+
+### Phase 2: Migration Plan (Next Steps)
+
+1. **Extract module-specific styles from style.css:**
+   - Etiquette/Labels module → `etichete.css`
+   - Quality module → `quality.css`
+   - Scan module → `scan.css`
+
+2. **Update templates to use modular CSS:**
+   ```html
+   {% block head %}
+   <link rel="stylesheet" href="{{ url_for('static', filename='css/module-name.css') }}">
+   {% endblock %}
+   ```
+
+3. **Clean up original style.css:**
+   - Remove extracted styles
+   - Keep only legacy/common styles temporarily
+   - Eventually eliminate when all modules migrated
+
+## Template Usage Pattern
+
+### Standard Template Structure:
+```html
+{% extends "base.html" %}
+{% block title %}Page Title{% endblock %}
+
+{% block head %}
+<!-- Include module-specific CSS -->
+<link rel="stylesheet" href="{{ url_for('static', filename='css/module-name.css') }}">
+<!-- Page-specific overrides -->
+<style>
+/* Only use this for page-specific customizations */
+</style>
+{% endblock %}
+
+{% block content %}
+<!-- Page content -->
+{% endblock %}
+```
+
+## CSS Loading Order
+
+1. `base.css` - Global styles, header, buttons, theme
+2. `style.css` - Legacy styles (temporary, for backward compatibility)
+3. Module-specific CSS (e.g., `warehouse.css`)
+4. Inline `<style>` blocks for page-specific overrides
+
+## Benefits of This Structure
+
+### 1. **Maintainability**
+- Easy to find and edit module-specific styles
+- Reduced conflicts between different modules
+- Clear separation of concerns
+
+### 2. **Performance**
+- Only load CSS needed for specific pages
+- Smaller file sizes per page
+- Better caching (module CSS rarely changes)
+
+### 3. **Team Development**
+- Different developers can work on different modules
+- Less merge conflicts in CSS files
+- Clear ownership of styles
+
+### 4. **Scalability**
+- Easy to add new modules
+- Simple to deprecate old styles
+- Clear migration path
+
+## Migration Checklist
+
+### For Each Template:
+- [ ] Identify module/page type
+- [ ] Extract relevant styles to module CSS file
+- [ ] Update template to include module CSS
+- [ ] Test styling works correctly
+- [ ] Remove old styles from style.css
+
+### Current Status:
+- [x] Login page - Fully migrated
+- [x] Warehouse module - Partially migrated (create_locations.html updated)
+- [ ] Dashboard - CSS created, templates need updating
+- [ ] Etiquette module - Needs CSS extraction
+- [ ] Quality module - Needs CSS extraction
+- [ ] Scan module - Needs CSS extraction
+
+## Example: Migrating a Template
+
+### Before:
+```html
+{% block head %}
+<style>
+.my-module-specific-class {
+    /* styles here */
+}
+</style>
+{% endblock %}
+```
+
+### After:
+1. Move styles to `css/module-name.css`
+2. Update template:
+```html
+{% block head %}
+<link rel="stylesheet" href="{{ url_for('static', filename='css/module-name.css') }}">
+{% endblock %}
+```
+
+## Best Practices
+
+1. **Use semantic naming:** `warehouse.css`, `login.css`, not `page1.css`
+2. **Keep base.css minimal:** Only truly global styles
+3. **Avoid deep nesting:** Keep CSS selectors simple
+4. **Use consistent naming:** Follow existing patterns
+5. **Document changes:** Update this guide when adding new modules
+
+## Next Steps
+
+1. Extract etiquette module styles to `etichete.css`
+2. Update all etiquette templates to use new CSS
+3. Extract quality module styles to `quality.css`
+4. Extract scan module styles to `scan.css`
+5. Gradually remove migrated styles from `style.css`
+6. Eventually remove `style.css` dependency from `base.html`

py_app/MOBILE_LOGIN_GUIDE.md

@@ -0,0 +1,133 @@
+# Mobile-Responsive Login Page
+
+## Overview
+The login page has been enhanced with comprehensive mobile-responsive CSS to provide an optimal user experience across all device types and screen sizes.
+
+## Mobile-Responsive Features Added
+
+### 1. **Responsive Breakpoints**
+- **Tablet (≤768px)**: Column layout, optimized logo and form sizing
+- **Mobile (≤480px)**: Enhanced touch targets, better spacing
+- **Small Mobile (≤320px)**: Minimal padding, compact design
+- **Landscape (height ≤500px)**: Horizontal layout for landscape phones
+
+### 2. **Layout Adaptations**
+
+#### Desktop (>768px)
+- Side-by-side logo and form layout
+- Large logo (90vh height)
+- Fixed form width (600px)
+
+#### Tablet (≤768px)
+- Vertical stacked layout
+- Logo height reduced to 30vh
+- Form width becomes responsive (100%, max 400px)
+
+#### Mobile (≤480px)
+- Optimized touch targets (44px minimum)
+- Increased padding and margins
+- Better visual hierarchy
+- Enhanced shadows and border radius
+
+#### Small Mobile (≤320px)
+- Minimal padding to maximize space
+- Compact logo (20vh height)
+- Reduced font sizes where appropriate
+
+### 3. **Touch Optimizations**
+
+#### iOS/Safari Specific
+- `font-size: 16px` on inputs prevents automatic zoom
+- Proper touch target sizing (44px minimum)
+
+#### Touch Device Enhancements
+- Active states for button presses
+- Optimized image rendering for high DPI screens
+- Hover effects disabled on touch devices
+
+### 4. **Accessibility Improvements**
+- Proper contrast ratios maintained
+- Touch targets meet accessibility guidelines
+- Readable font sizes across all devices
+- Smooth transitions and animations
+
+### 5. **Performance Considerations**
+- CSS-only responsive design (no JavaScript required)
+- Efficient media queries
+- Optimized image rendering for retina displays
+
+## Key CSS Features
+
+### Flexible Layout
+```css
+.login-page {
+    display: flex;
+    flex-direction: column; /* Mobile */
+    justify-content: center;
+}
+```
+
+### Responsive Images
+```css
+.login-logo {
+    max-height: 25vh; /* Mobile */
+    max-width: 85vw;
+}
+```
+
+### Touch-Friendly Inputs
+```css
+.form-container input {
+    padding: 12px;
+    font-size: 16px; /* Prevents iOS zoom */
+    min-height: 44px; /* Touch target size */
+}
+```
+
+### Landscape Optimization
+```css
+@media screen and (max-height: 500px) and (orientation: landscape) {
+    .login-page {
+        flex-direction: row; /* Back to horizontal */
+    }
+}
+```
+
+## Testing Recommendations
+
+### Device Testing
+- [ ] iPhone (various sizes)
+- [ ] Android phones (various sizes)
+- [ ] iPad/Android tablets
+- [ ] Desktop browsers with responsive mode
+
+### Orientation Testing
+- [ ] Portrait mode on all devices
+- [ ] Landscape mode on phones
+- [ ] Landscape mode on tablets
+
+### Browser Testing
+- [ ] Safari (iOS)
+- [ ] Chrome (Android/iOS)
+- [ ] Firefox Mobile
+- [ ] Samsung Internet
+- [ ] Desktop browsers (Chrome, Firefox, Safari, Edge)
+
+## Browser Support
+- Modern browsers (ES6+ support)
+- iOS Safari 12+
+- Android Chrome 70+
+- Desktop browsers (last 2 versions)
+
+## Performance Impact
+- **CSS Size**: Increased by ~2KB (compressed)
+- **Load Time**: No impact (CSS only)
+- **Rendering**: Optimized for mobile GPUs
+- **Memory**: Minimal additional usage
+
+## Future Enhancements
+1. **Dark mode mobile optimizations**
+2. **Progressive Web App (PWA) features**
+3. **Biometric authentication UI**
+4. **Loading states and animations**
+5. **Error message responsive design**

py_app/app/db_create_scripts/create_scanfg_orders.py

@@ -0,0 +1,41 @@
+import mariadb
+
+# Database connection credentials
+# (reuse from create_scan_1db.py or update as needed)
+db_config = {
+    "user": "trasabilitate",
+    "password": "Initial01!",
+    "host": "localhost",
+    "database": "trasabilitate_database"
+}
+
+try:
+    conn = mariadb.connect(**db_config)
+    cursor = conn.cursor()
+    print("Connected to the database successfully!")
+
+    # Create the scanfg_orders table (same structure as scan1_orders)
+    create_table_query = """
+    CREATE TABLE IF NOT EXISTS scanfg_orders (
+        Id INT AUTO_INCREMENT PRIMARY KEY,
+        operator_code VARCHAR(4) NOT NULL,
+        CP_full_code VARCHAR(15) NOT NULL UNIQUE,
+        OC1_code VARCHAR(4) NOT NULL,
+        OC2_code VARCHAR(4) NOT NULL,
+        CP_base_code VARCHAR(10) GENERATED ALWAYS AS (LEFT(CP_full_code, 10)) STORED,
+        quality_code INT(3) NOT NULL,
+        date DATE NOT NULL,
+        time TIME NOT NULL,
+        approved_quantity INT DEFAULT 0,
+        rejected_quantity INT DEFAULT 0
+    );
+    """
+    cursor.execute(create_table_query)
+    print("Table 'scanfg_orders' created successfully!")
+
+    conn.commit()
+    cursor.close()
+    conn.close()
+
+except mariadb.Error as e:
+    print(f"Error connecting to the database: {e}")

py_app/app/db_create_scripts/create_triggers_fg.py

@@ -0,0 +1,73 @@
+import mariadb
+
+# Database connection credentials
+db_config = {
+    "user": "trasabilitate",
+    "password": "Initial01!",
+    "host": "localhost",
+    "database": "trasabilitate_database"
+}
+
+# Connect to the database
+try:
+    conn = mariadb.connect(**db_config)
+    cursor = conn.cursor()
+    print("Connected to the database successfully!")
+
+    # Delete old triggers if they exist
+    try:
+        cursor.execute("DROP TRIGGER IF EXISTS increment_approved_quantity_fg;")
+        print("Old trigger 'increment_approved_quantity_fg' deleted successfully.")
+    except mariadb.Error as e:
+        print(f"Error deleting old trigger 'increment_approved_quantity_fg': {e}")
+
+    try:
+        cursor.execute("DROP TRIGGER IF EXISTS increment_rejected_quantity_fg;")
+        print("Old trigger 'increment_rejected_quantity_fg' deleted successfully.")
+    except mariadb.Error as e:
+        print(f"Error deleting old trigger 'increment_rejected_quantity_fg': {e}")
+
+    # Create corrected trigger for approved_quantity in scanfg_orders
+    create_approved_trigger_fg = """
+    CREATE TRIGGER increment_approved_quantity_fg
+    BEFORE INSERT ON scanfg_orders
+    FOR EACH ROW
+    BEGIN
+        IF NEW.quality_code = 000 THEN
+            SET NEW.approved_quantity = (
+                SELECT COUNT(*)
+                FROM scanfg_orders
+                WHERE CP_base_code = NEW.CP_base_code AND quality_code = 000
+            ) + 1;
+            SET NEW.rejected_quantity = (
+                SELECT COUNT(*)
+                FROM scanfg_orders
+                WHERE CP_base_code = NEW.CP_base_code AND quality_code != 000
+            );
+        ELSE
+            SET NEW.approved_quantity = (
+                SELECT COUNT(*)
+                FROM scanfg_orders
+                WHERE CP_base_code = NEW.CP_base_code AND quality_code = 000
+            );
+            SET NEW.rejected_quantity = (
+                SELECT COUNT(*)
+                FROM scanfg_orders
+                WHERE CP_base_code = NEW.CP_base_code AND quality_code != 000
+            ) + 1;
+        END IF;
+    END;
+    """
+    cursor.execute(create_approved_trigger_fg)
+    print("Trigger 'increment_approved_quantity_fg' created successfully for scanfg_orders table!")
+
+    # Commit changes and close the connection
+    conn.commit()
+    cursor.close()
+    conn.close()
+
+    print("\n✅ All triggers for scanfg_orders table created successfully!")
+    print("The approved_quantity and rejected_quantity will now be calculated automatically.")
+
+except mariadb.Error as e:
+    print(f"Error connecting to the database or creating triggers: {e}")

py_app/app/routes.py

@@ -7,7 +7,6 @@ from .models import User
 from . import db
 from reportlab.lib.pagesizes import letter
 from reportlab.pdfgen import canvas
-from flask import Blueprint, render_template, request, redirect, url_for, flash
 import csv
 from .warehouse import add_location
 from app.settings import (
@@ -27,6 +26,12 @@ from .print_module import get_unprinted_orders_data
 bp = Blueprint('main', __name__)
 warehouse_bp = Blueprint('warehouse', __name__)
 
+@bp.route('/main_scan')
+def main_scan():
+    if 'role' not in session or session['role'] not in ['superadmin', 'admin', 'administrator', 'scan']:
+        flash('Access denied: Scan users only.')
+        return redirect(url_for('main.dashboard'))
+    return render_template('main_page_scan.html')
 
 @bp.route('/', methods=['GET', 'POST'])
 def login():
@@ -294,6 +299,79 @@ def logout():
     session.pop('role', None)
     return redirect(url_for('main.login'))
 
+# Finish Goods Scan Route
+@bp.route('/fg_scan', methods=['GET', 'POST'])
+def fg_scan():
+    if 'role' not in session or session['role'] not in ['superadmin', 'administrator', 'admin', 'scan']:
+        flash('Access denied: Scan users only.')
+        return redirect(url_for('main.dashboard'))
+
+    if request.method == 'POST':
+        # Handle form submission
+        operator_code = request.form.get('operator_code')
+        cp_code = request.form.get('cp_code')
+        oc1_code = request.form.get('oc1_code')
+        oc2_code = request.form.get('oc2_code')
+        defect_code = request.form.get('defect_code')
+        date = request.form.get('date')
+        time = request.form.get('time')
+
+        try:
+            # Connect to the database
+            conn = get_db_connection()
+            cursor = conn.cursor()
+
+            # Check if the CP_full_code already exists in scanfg_orders
+            cursor.execute("SELECT Id FROM scanfg_orders WHERE CP_full_code = ?", (cp_code,))
+            existing_entry = cursor.fetchone()
+
+            if existing_entry:
+                # Update the existing entry
+                update_query = """
+                    UPDATE scanfg_orders
+                    SET operator_code = ?, OC1_code = ?, OC2_code = ?, quality_code = ?, date = ?, time = ?
+                    WHERE CP_full_code = ?
+                """
+                cursor.execute(update_query, (operator_code, oc1_code, oc2_code, defect_code, date, time, cp_code))
+                flash('Existing entry updated successfully.')
+            else:
+                # Insert a new entry
+                insert_query = """
+                    INSERT INTO scanfg_orders (operator_code, CP_full_code, OC1_code, OC2_code, quality_code, date, time)
+                    VALUES (?, ?, ?, ?, ?, ?, ?)
+                """
+                cursor.execute(insert_query, (operator_code, cp_code, oc1_code, oc2_code, defect_code, date, time))
+                flash('New entry inserted successfully.')
+
+            # Commit the transaction
+            conn.commit()
+            conn.close()
+
+        except mariadb.Error as e:
+            print(f"Error saving finish goods scan data: {e}")
+            flash(f"Error saving scan data: {e}")
+
+    # Fetch the latest scan data for display from scanfg_orders
+    scan_data = []
+    try:
+        conn = get_db_connection()
+        cursor = conn.cursor()
+        cursor.execute("""
+            SELECT Id, operator_code, CP_base_code, OC1_code, OC2_code, quality_code, date, time, approved_quantity, rejected_quantity
+            FROM scanfg_orders
+            ORDER BY Id DESC
+            LIMIT 15
+        """)
+        raw_scan_data = cursor.fetchall()
+        # Apply formatting to scan data for consistent date display
+        scan_data = [[format_cell_data(cell) for cell in row] for row in raw_scan_data]
+        conn.close()
+    except mariadb.Error as e:
+        print(f"Error fetching finish goods scan data: {e}")
+        flash(f"Error fetching scan data: {e}")
+
+    return render_template('fg_scan.html', scan_data=scan_data)
+
 @bp.route('/create_user', methods=['POST'])
 def create_user():
     return create_user_handler()
@@ -1143,8 +1221,6 @@ For support, contact your system administrator.
         
     except Exception as e:
         print(f"Error creating extension package: {e}")
-        import traceback
-        traceback.print_exc()
         return jsonify({
             'success': False,
             'error': str(e)
@@ -1365,7 +1441,6 @@ Installation Time: ~5 minutes
 Maintenance Required: Zero (auto-starts with Windows)
 
 Ready to use immediately after installation!"""
-            
             zipf.writestr('INSTALLATION_README.txt', installation_readme)
             files_added += 1
             
@@ -1715,6 +1790,9 @@ This package contains EVERYTHING needed to run the Quality Print Service:
 Quality Web App → Chrome Extension → Windows Service → Printer
 ```
 
+**Printing Methods (automatic fallback):**
+1. Adobe Reader (silent printing)
+
 **Printing Methods (automatic fallback):**
 1. Adobe Reader (silent printing)
 2. SumatraPDF (if Adobe unavailable)
@@ -2382,6 +2460,41 @@ def generate_location_label_pdf():
     from app.warehouse import generate_location_label_pdf
     return generate_location_label_pdf()
 
+@warehouse_bp.route('/update_location', methods=['POST'])
+def update_location():
+    from app.warehouse import update_location
+    try:
+        data = request.get_json()
+        location_id = data.get('location_id')
+        location_code = data.get('location_code')
+        size = data.get('size')
+        description = data.get('description')
+        
+        if not location_id or not location_code:
+            return jsonify({'success': False, 'error': 'Location ID and code are required'})
+        
+        result = update_location(location_id, location_code, size, description)
+        return jsonify(result)
+        
+    except Exception as e:
+        return jsonify({'success': False, 'error': str(e)})
+
+@warehouse_bp.route('/delete_location', methods=['POST'])
+def delete_location():
+    from app.warehouse import delete_location_by_id
+    try:
+        data = request.get_json()
+        location_id = data.get('location_id')
+        
+        if not location_id:
+            return jsonify({'success': False, 'error': 'Location ID is required'})
+        
+        result = delete_location_by_id(location_id)
+        return jsonify(result)
+        
+    except Exception as e:
+        return jsonify({'success': False, 'error': str(e)})
+
 
 # NOTE for frontend/extension developers:
 # To print labels, call the Chrome extension and pass the PDF URL:

py_app/app/static/css/base.css

@@ -0,0 +1,149 @@
+/* Global Base Styles - Common across all pages */
+
+body {
+    font-family: Arial, sans-serif;
+    margin: 0;
+    padding: 0;
+    background-color: #f4f4f9;
+}
+
+.main-content {
+    width: 100vw;
+    max-width: 100vw;
+    margin: 0;
+    padding: 0;
+    background: none;
+    border-radius: 0;
+    box-shadow: none;
+}
+
+/* Header Styles */
+header {
+    padding: 10px 20px;
+    display: flex;
+    justify-content: space-between;
+    align-items: center;
+    border-bottom: 1px solid #ccc;
+}
+
+.header-content {
+    display: flex;
+    justify-content: space-between;
+    width: 100%;
+    align-items: center;
+}
+
+.left-header {
+    display: flex;
+    align-items: center;
+}
+
+.left-header .logo {
+    width: 60px;
+    height: auto;
+    margin-right: 10px;
+}
+
+.left-header .page-title {
+    font-size: 1.5em;
+    font-weight: bold;
+}
+
+.right-header {
+    display: flex;
+    align-items: center;
+}
+
+.right-header .user-info {
+    margin-right: 15px;
+    font-size: 1em;
+    color: #333;
+}
+
+.right-header .logout-button {
+    padding: 5px 10px;
+    font-size: 1em;
+    background-color: #007bff;
+    color: #fff;
+    text-decoration: none;
+    border-radius: 5px;
+    border: none;
+    cursor: pointer;
+}
+
+.right-header .logout-button:hover {
+    background-color: #0056b3;
+    color: #fff;
+}
+
+/* Common Button Styles */
+.btn {
+    padding: 8px 16px;
+    background-color: #007bff;
+    color: #fff;
+    border: none;
+    border-radius: 4px;
+    cursor: pointer;
+    text-decoration: none;
+    display: inline-block;
+    font-size: 14px;
+}
+
+.btn:hover {
+    background-color: #0056b3;
+}
+
+.btn-success {
+    background-color: #28a745;
+}
+
+.btn-success:hover {
+    background-color: #218838;
+}
+
+.btn-danger {
+    background-color: #dc3545;
+}
+
+.btn-danger:hover {
+    background-color: #c82333;
+}
+
+.btn-info {
+    background-color: #17a2b8;
+}
+
+.btn-info:hover {
+    background-color: #138496;
+}
+
+/* Theme Toggle */
+.theme-toggle {
+    background-color: #6c757d;
+    color: white;
+    border: none;
+    padding: 8px 12px;
+    border-radius: 4px;
+    cursor: pointer;
+    margin-right: 10px;
+    font-size: 12px;
+}
+
+.theme-toggle:hover {
+    background-color: #5a6268;
+}
+
+/* Dark Mode Base Styles */
+body.dark-mode {
+    background-color: #121212;
+    color: #e0e0e0;
+}
+
+body.dark-mode header {
+    background-color: #1e1e1e;
+    color: #fff;
+}
+
+body.dark-mode .user-info {
+    color: #ccc;
+}

py_app/app/static/css/dashboard.css

@@ -0,0 +1,67 @@
+/* Dashboard and General Page Styles */
+
+.dashboard-container {
+    padding: 20px;
+    max-width: 1200px;
+    margin: 0 auto;
+}
+
+.module-grid {
+    display: grid;
+    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
+    gap: 20px;
+    margin-top: 20px;
+}
+
+.module-card {
+    background: #fff;
+    border-radius: 8px;
+    padding: 20px;
+    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
+    transition: transform 0.2s, box-shadow 0.2s;
+}
+
+.module-card:hover {
+    transform: translateY(-2px);
+    box-shadow: 0 4px 8px rgba(0,0,0,0.15);
+}
+
+.module-card h3 {
+    margin: 0 0 15px 0;
+    color: #333;
+    font-size: 1.2em;
+}
+
+.module-card p {
+    color: #666;
+    margin-bottom: 15px;
+    line-height: 1.5;
+}
+
+.module-card a {
+    display: inline-block;
+    padding: 8px 16px;
+    background-color: #007bff;
+    color: #fff;
+    text-decoration: none;
+    border-radius: 4px;
+    transition: background-color 0.2s;
+}
+
+.module-card a:hover {
+    background-color: #0056b3;
+}
+
+/* Dark mode for dashboard */
+body.dark-mode .module-card {
+    background: #2d2d2d;
+    color: #e0e0e0;
+}
+
+body.dark-mode .module-card h3 {
+    color: #fff;
+}
+
+body.dark-mode .module-card p {
+    color: #ccc;
+}

py_app/app/static/css/login.css

@@ -0,0 +1,216 @@
+/* Login Page Specific Styles */
+
+.login-page {
+    display: flex;
+    align-items: center;
+    justify-content: space-between;
+    height: 100vh;
+    background-color: #f4f4f9;
+    padding: 0 20px;
+}
+
+.logo-container {
+    width: 100%;
+    text-align: center;
+    margin-bottom: 10px;
+}
+
+.login-logo {
+    max-height: 90vh;
+    width: auto;
+}
+
+.form-container {
+    width: 600px;
+    background: #fff;
+    padding: 15px 30px;
+    border-radius: 5px;
+    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
+    margin: 0;
+    align-self: center;
+}
+
+.form-container h2 {
+    text-align: center;
+    margin-bottom: 15px;
+}
+
+.form-container form {
+    display: flex;
+    flex-direction: column;
+}
+
+.form-container label {
+    margin-bottom: 5px;
+    font-weight: bold;
+}
+
+.form-container input {
+    margin-bottom: 10px;
+    padding: 8px;
+    border: 1px solid #ccc;
+    border-radius: 3px;
+    font-size: 16px; /* Prevents zoom on iOS */
+}
+
+.form-container button {
+    padding: 10px;
+    background-color: #007bff;
+    color: #fff;
+    border: none;
+    border-radius: 3px;
+    cursor: pointer;
+    font-size: 16px;
+}
+
+.form-container button:hover {
+    background-color: #0056b3;
+}
+
+/* Hide the header only on the login page */
+body.light-mode.login-page header,
+body.dark-mode.login-page header {
+    display: none;
+}
+
+/* Mobile Responsive Design */
+
+/* Tablet styles (768px and down) */
+@media screen and (max-width: 768px) {
+    .login-page {
+        flex-direction: column;
+        justify-content: center;
+        padding: 20px 15px;
+        gap: 20px;
+    }
+    
+    .logo-container {
+        margin-bottom: 0;
+    }
+    
+    .login-logo {
+        max-height: 30vh;
+        max-width: 80vw;
+    }
+    
+    .form-container {
+        width: 100%;
+        max-width: 400px;
+        padding: 20px 25px;
+    }
+}
+
+/* Mobile styles (480px and down) */
+@media screen and (max-width: 480px) {
+    .login-page {
+        padding: 15px 10px;
+        gap: 15px;
+    }
+    
+    .login-logo {
+        max-height: 25vh;
+        max-width: 85vw;
+    }
+    
+    .form-container {
+        padding: 20px 20px;
+        border-radius: 8px;
+        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
+    }
+    
+    .form-container h2 {
+        font-size: 1.5em;
+        margin-bottom: 20px;
+    }
+    
+    .form-container input {
+        padding: 12px;
+        font-size: 16px;
+        border-radius: 5px;
+        margin-bottom: 15px;
+    }
+    
+    .form-container button {
+        padding: 12px;
+        font-size: 16px;
+        border-radius: 5px;
+        font-weight: 600;
+    }
+    
+    .form-container label {
+        font-size: 14px;
+        margin-bottom: 8px;
+    }
+}
+
+/* Small mobile styles (320px and down) */
+@media screen and (max-width: 320px) {
+    .login-page {
+        padding: 10px 8px;
+    }
+    
+    .login-logo {
+        max-height: 20vh;
+        max-width: 90vw;
+    }
+    
+    .form-container {
+        padding: 15px;
+        width: calc(100% - 16px);
+    }
+    
+    .form-container h2 {
+        font-size: 1.3em;
+    }
+}
+
+/* Landscape orientation adjustments */
+@media screen and (max-height: 500px) and (orientation: landscape) {
+    .login-page {
+        flex-direction: row;
+        justify-content: space-around;
+        align-items: center;
+        gap: 20px;
+    }
+    
+    .logo-container {
+        flex: 1;
+        margin-bottom: 0;
+    }
+    
+    .login-logo {
+        max-height: 80vh;
+        max-width: 40vw;
+    }
+    
+    .form-container {
+        flex: 1;
+        max-width: 350px;
+        align-self: center;
+    }
+}
+
+/* Touch device optimizations */
+@media (hover: none) and (pointer: coarse) {
+    .form-container input {
+        min-height: 44px; /* Apple's recommended touch target size */
+    }
+    
+    .form-container button {
+        min-height: 44px;
+        font-weight: 600;
+    }
+    
+    .form-container button:active {
+        background-color: #004494;
+        transform: translateY(1px);
+    }
+}
+
+/* High DPI displays */
+@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
+    .login-logo {
+        image-rendering: -webkit-optimize-contrast;
+        image-rendering: crisp-edges;
+    }
+}

py_app/app/static/css/scan.css

@@ -0,0 +1,50 @@
+/* Scan Module Specific Styles */
+
+.scan-form-card {
+    width: 380px;
+    max-width: 380px;
+    margin: 0 auto 20px auto;
+    max-height: 660px;
+    overflow-y: auto;
+    padding: 18px 18px 12px 18px;
+}
+
+.scan-form-card form {
+    display: flex;
+    flex-direction: column;
+    gap: 4px;
+}
+
+.scan-form-card label {
+    font-weight: 500;
+    margin-bottom: 1px;
+    font-size: 13px;
+}
+
+.scan-form-card input[type="text"] {
+    padding: 5px 10px;
+    font-size: 13px;
+    margin-bottom: 2px;
+}
+
+.scan-table-card {
+    overflow-x: auto;
+}
+
+.scan-table {
+    width: 100%;
+    border-collapse: collapse;
+    margin-top: 20px;
+    font-size: 11px;
+}
+
+.scan-table th, .scan-table td {
+    border: 1px solid #ddd;
+    padding: 8px;
+    text-align: center;
+}
+
+.scan-table th {
+    background-color: #f4f4f4;
+    font-weight: bold;
+}

py_app/app/static/css/warehouse.css

@@ -0,0 +1,739 @@
+/* Make the warehouse locations table scrollable within the card */
+.warehouse-table-scroll {
+    max-height: 520px; /* fits inside 640px card with header and hint */
+    overflow-y: auto;
+    margin-bottom: 0;
+}
+
+/* Ensure .main-content is full width for warehouse pages */
+/* Fix horizontal overflow: use 100% width, not 100vw */
+.main-content {
+    width: 100% !important;
+    margin: 0 !important;
+    padding: 0 !important;
+    background: transparent !important;
+    border-radius: 0 !important;
+    box-shadow: none !important;
+}
+/* Normalize box-sizing for all elements */
+*, *::before, *::after {
+    box-sizing: border-box;
+}
+/* WAREHOUSE PAGE CSS - FRESH START */
+
+/* Reset and override all base styles for warehouse pages */
+.main-content {
+    width: 100% !important;
+    height: calc(100vh - 60px) !important; /* Full height minus header */
+    margin: 0 !important;
+    padding: 10px !important; /* 10px margin from page edges */
+    background: #f4f4f9 !important; /* Match body background */
+    border: none !important;
+    box-shadow: none !important;
+    box-sizing: border-box !important;
+    display: flex !important;
+    flex-direction: column !important;
+}
+
+/* Main warehouse container - full width with 10px padding */
+.warehouse-page-container {
+    width: 100%;
+    height: 100%;
+    display: flex;
+    gap: 10px; /* 10px between containers */
+    box-sizing: border-box;
+}
+
+/* The 3 main containers with 1:2:1 ratio */
+.warehouse-container-1 {
+    flex: 1; /* 1 part */
+    background: #f8fafc; /* Theme card background */
+    color: #1e293b; /* Theme text color */
+    border-radius: 8px;
+    padding: 20px;
+    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
+    box-sizing: border-box;
+    overflow-y: auto;
+    align-self: flex-start;
+    max-height: 640px;
+    min-height: 320px;
+}
+
+.warehouse-container-2 {
+    flex: 2; /* 2 parts */
+    background: #f8fafc; /* Theme card background */
+    color: #1e293b; /* Theme text color */
+    border-radius: 8px;
+    padding: 20px;
+    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
+    box-sizing: border-box;
+    overflow-y: auto;
+    max-height: 640px;
+}
+
+.warehouse-container-3 {
+    flex: 1; /* 1 part */
+    background: #f8fafc; /* Theme card background */
+    color: #1e293b; /* Theme text color */
+    border-radius: 8px;
+    padding: 20px;
+    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
+    box-sizing: border-box;
+    overflow-y: auto;
+    max-height: 640px;
+}
+
+/* Form and table styles for warehouse components */
+form {
+    display: flex;
+    flex-direction: column;
+    gap: 4px; /* Reduced gap for compactness */
+}
+
+form label {
+    font-weight: bold;
+    margin-bottom: 2px; /* Reduced margin for compactness */
+}
+
+form input, form select {
+    padding: 8px 12px;
+    border: 1px solid #cbd5e1;
+    border-radius: 4px;
+    font-size: 14px;
+    background: #e2e8f0; /* Theme input background */
+    color: #1e293b; /* Theme input text */
+}
+
+.btn {
+    padding: 8px 16px;
+    background-color: #007bff;
+    color: #fff;
+    border: none;
+    border-radius: 4px;
+    cursor: pointer;
+    text-decoration: none;
+    display: inline-block;
+    font-size: 14px;
+}
+
+.btn:hover {
+    background-color: #0056b3;
+}
+
+.btn-success {
+    background-color: #28a745;
+}
+
+.btn-info {
+    background-color: #17a2b8;
+}
+
+.btn-danger {
+    background-color: #dc3545;
+}
+
+/* Table styles */
+.scan-table {
+    width: 100%;
+    border-collapse: collapse;
+    margin-top: 10px;
+    font-size: 12px;
+}
+
+.scan-table th, .scan-table td {
+    border: 1px solid #cbd5e1; /* Theme border color */
+    padding: 8px;
+    text-align: left;
+}
+
+.scan-table th {
+    background-color: #e2e8f0; /* Theme input background for headers */
+    font-weight: bold;
+    color: #334155; /* Theme label color */
+}
+
+.location-row {
+    cursor: pointer;
+    transition: background-color 0.2s;
+}
+
+.location-row:hover {
+    background-color: #e2e8f0; /* Theme hover background */
+}
+
+.location-row.selected {
+    background-color: #ffb300 !important;
+    color: #222 !important;
+    font-weight: bold;
+}
+
+/* Edit/Delete card styles */
+.edit-delete-card {
+    margin-bottom: 20px;
+}
+
+.selection-message {
+    color: #64748b; /* Slightly lighter theme text */
+    font-style: italic;
+    margin-bottom: 10px;
+}
+
+.selection-info {
+    margin-bottom: 10px;
+}
+
+.button-group {
+    display: flex;
+    gap: 10px;
+    margin-top: 10px;
+}
+
+/* Barcode preview */
+#barcode-label-preview {
+    width: 8cm;
+    height: 4cm;
+    border: 2px solid #333;
+    background: white;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    margin: 10px auto;
+    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
+}
+
+#barcode-label-preview .location-text {
+    font-size: 12px;
+    font-weight: bold;
+    text-align: center;
+    margin-bottom: 10px;
+}
+
+/* Modal styles */
+.modal {
+    position: fixed;
+    z-index: 1000;
+    left: 0;
+    top: 0;
+    width: 100%;
+    height: 100%;
+    background-color: rgba(0,0,0,0.5);
+    display: flex;
+    justify-content: center;
+    align-items: center;
+}
+
+.modal-content {
+    background-color: #fff;
+    border-radius: 8px;
+    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
+    width: 90%;
+    max-width: 500px;
+    max-height: 90vh;
+    overflow-y: auto;
+}
+
+.modal-header {
+    display: flex;
+    justify-content: space-between;
+    align-items: center;
+    padding: 16px 20px;
+    border-bottom: 1px solid #ddd;
+    background-color: #f8f9fa;
+}
+
+.modal-body {
+    padding: 20px;
+}
+
+.close {
+    font-size: 24px;
+    font-weight: bold;
+    cursor: pointer;
+    color: #666;
+}
+
+.close:hover {
+    color: #333;
+}
+
+.confirm-table {
+    width: 100%;
+    border-collapse: collapse;
+    margin: 15px 0;
+}
+
+.confirm-table td {
+    padding: 8px 12px;
+    border-bottom: 1px solid #eee;
+}
+
+.confirm-table td:first-child {
+    width: 30%;
+    background-color: #f8f9fa;
+    font-weight: bold;
+}
+
+.modal-buttons {
+    display: flex;
+    gap: 10px;
+    justify-content: flex-end;
+    margin-top: 20px;
+    padding-top: 15px;
+    border-top: 1px solid #eee;
+}
+
+html, body {
+    width: 100% !important;
+    margin: 0 !important;
+    padding: 0 !important;
+}
+.scan-container {
+    width: 100vw !important;
+    margin: 0 !important;
+    padding: 0 !important;
+    display: block !important; /* Override any grid from style.css */
+    grid-template-columns: unset !important; /* Remove any grid columns */
+    gap: unset !important; /* Remove any gap */
+    max-width: 100vw !important; /* Override max-width from style.css */
+    box-shadow: none !important; /* Remove box shadow */
+    border-radius: 0 !important; /* Remove border radius */
+}
+
+/* Full-width container for warehouse pages - avoids scan-container restrictions */
+.warehouse-full-container {
+    width: 100% !important;
+    margin: 0 !important;
+    padding: 0 !important;
+    display: block !important;
+    box-sizing: border-box;
+    background: transparent !important;
+}
+
+/* Container card with left/right margins */
+.warehouse-container-card {
+    margin-left: 15px;
+    margin-right: 15px;
+    background: #fff;
+    border-radius: 8px;
+    padding: 20px;
+    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
+    width: calc(100% - 30px);
+    box-sizing: border-box;
+}
+
+/* 3-column layout for warehouse create locations */
+.warehouse-grid {
+    display: grid !important;
+    grid-template-columns: 1fr 2fr 1fr !important;
+    gap: 20px;
+    margin: 0;
+    min-height: auto;
+    width: 100%;
+    box-sizing: border-box;
+}
+
+/* Make cards equal height in grid with higher specificity */
+.warehouse-grid .card {
+    height: fit-content;
+    align-self: start;
+    width: 100% !important;
+    max-width: none !important;
+    margin-left: 8px;
+    margin-right: 8px;
+}
+
+/* Responsive grid - collapse to single column on smaller screens */
+@media (max-width: 1024px) {
+    .warehouse-grid {
+        grid-template-columns: 1fr;
+    }
+}
+
+@media (max-width: 768px) {
+    .warehouse-grid {
+        gap: 15px;
+    }
+    
+    .scan-container {
+        padding: 15px;
+    }
+}
+
+.card {
+    background: #fff;
+    border-radius: 8px;
+    padding: 20px;
+    margin: 0;
+    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
+}
+
+
+/* Location row selection styles */
+.location-row {
+    cursor: pointer;
+    transition: background-color 0.2s;
+}
+
+.location-row:hover {
+    background-color: #f8f9fa;
+}
+
+tr.location-row.selected, .location-row.selected td {
+    background-color: #ffb300 !important;
+    color: #222 !important;
+    font-weight: bold;
+    box-shadow: 0 2px 8px rgba(255,179,0,0.12);
+    border-left: 4px solid #ff9800;
+    transition: background 0.2s, color 0.2s;
+}
+
+/* Print section styles */
+.print-section {
+    margin-top: 24px;
+    padding: 16px;
+    border: 1px solid #ddd;
+    border-radius: 5px;
+    background-color: #f9f9f9;
+}
+
+/* Edit/Delete card styles - compact version */
+.edit-delete-card {
+    margin-top: 16px;
+    padding: 12px 16px;
+    border: 1px solid #ddd;
+    border-radius: 5px;
+    background-color: #f8f9fa;
+}
+
+.edit-delete-card h3 {
+    font-size: 1.05em;
+    margin: 0 0 8px 0;
+    color: #333;
+}
+
+.edit-delete-card .selection-message {
+    color: #666;
+    font-style: italic;
+    margin-bottom: 8px;
+    font-size: 0.9em;
+}
+
+.edit-delete-card .selection-info {
+    margin-bottom: 8px;
+    font-size: 0.9em;
+}
+
+.edit-delete-card .button-group {
+    display: flex;
+    gap: 10px;
+    justify-content: center;
+    margin-top: 8px;
+}
+
+.edit-delete-card .btn {
+    font-size: 11px;
+    padding: 5px 12px;
+}
+
+/* Barcode label preview */
+#barcode-label-preview {
+    width: 8cm;
+    height: 4cm;
+    border: 2px solid #333;
+    background: white;
+    display: flex;
+    flex-direction: column;
+    align-items: center;
+    justify-content: center;
+    margin: 10px auto;
+    position: relative;
+    box-shadow: 0 2px 8px rgba(0,0,0,0.07);
+}
+
+#barcode-label-preview .location-text {
+    font-size: 12px;
+    font-weight: bold;
+    text-align: center;
+    margin-bottom: 10px;
+}
+
+#barcode-label-preview #location-barcode {
+    display: block;
+    margin: 0 auto;
+    max-width: 90%;
+    max-height: 70%;
+}
+
+#barcode-label-preview #barcode-placeholder {
+    text-align: center;
+    width: 100%;
+}
+
+/* Dark mode for warehouse */
+body.dark-mode .card {
+    background: #2d2d2d;
+    color: #e0e0e0;
+}
+
+body.dark-mode .scan-table {
+    background-color: #1e1e1e;
+    color: #fff;
+}
+
+body.dark-mode .scan-table th {
+    background-color: #333;
+}
+
+body.dark-mode .scan-table td {
+    color: #ddd;
+}
+
+body.dark-mode .scan-table tr:nth-child(even) {
+    background-color: #2a2a2a;
+}
+
+body.dark-mode .print-section {
+    background-color: #333;
+    border-color: #555;
+}
+
+body.dark-mode .edit-delete-card {
+    background-color: #333;
+    border-color: #555;
+}
+
+body.dark-mode .edit-delete-card h3 {
+    color: #fff;
+}
+
+body.dark-mode .edit-delete-card .selection-message {
+    color: #ccc;
+}
+
+/* Modal Styles */
+.modal {
+    position: fixed;
+    z-index: 1000;
+    left: 0;
+    top: 0;
+    width: 100%;
+    height: 100%;
+    background-color: rgba(0,0,0,0.5);
+    display: flex;
+    justify-content: center;
+    align-items: center;
+}
+
+.modal-content {
+    background-color: #fff;
+    border-radius: 8px;
+    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
+    width: 90%;
+    max-width: 500px;
+    max-height: 90vh;
+    overflow-y: auto;
+}
+
+.modal-header {
+    display: flex;
+    justify-content: space-between;
+    align-items: center;
+    padding: 16px 20px;
+    border-bottom: 1px solid #ddd;
+    background-color: #f8f9fa;
+    border-radius: 8px 8px 0 0;
+}
+
+.modal-header h3 {
+    margin: 0;
+    color: #333;
+}
+
+.close {
+    font-size: 24px;
+    font-weight: bold;
+    cursor: pointer;
+    color: #666;
+    line-height: 1;
+}
+
+.close:hover {
+    color: #333;
+}
+
+.modal-body {
+    padding: 20px;
+}
+
+.form-group {
+    margin-bottom: 15px;
+}
+
+.form-group label {
+    display: block;
+    margin-bottom: 5px;
+    font-weight: bold;
+    color: #333;
+}
+
+.form-group input {
+    width: 100%;
+    padding: 8px 12px;
+    border: 1px solid #ddd;
+    border-radius: 4px;
+    font-size: 14px;
+    box-sizing: border-box;
+}
+
+.modal-buttons {
+    display: flex;
+    gap: 10px;
+    justify-content: flex-end;
+    margin-top: 20px;
+    padding-top: 15px;
+    border-top: 1px solid #eee;
+}
+
+.confirm-table {
+    width: 100%;
+    border-collapse: collapse;
+    margin: 15px 0;
+}
+
+.confirm-table td {
+    padding: 8px 12px;
+    border-bottom: 1px solid #eee;
+}
+
+.confirm-table td:first-child {
+    width: 30%;
+    background-color: #f8f9fa;
+    font-weight: bold;
+}
+
+.btn-secondary {
+    background-color: #6c757d;
+}
+
+.btn-secondary:hover {
+    background-color: #5a6268;
+}
+
+/* Dark mode for modals */
+body.dark-mode .modal-content {
+    background-color: #2d2d2d;
+    color: #e0e0e0;
+}
+
+body.dark-mode .modal-header {
+    background-color: #333;
+    border-bottom-color: #555;
+}
+
+body.dark-mode .modal-header h3 {
+    color: #fff;
+}
+
+body.dark-mode .close {
+    color: #ccc;
+}
+
+body.dark-mode .close:hover {
+    color: #fff;
+}
+
+body.dark-mode .form-group input {
+    background-color: #333;
+    border-color: #555;
+    color: #e0e0e0;
+}
+
+body.dark-mode .confirm-table td:first-child {
+    background-color: #333;
+}
+
+body.dark-mode .modal-buttons {
+    border-top-color: #555;
+}
+
+/* ENHANCED DARK MODE SUPPORT FOR NEW WAREHOUSE LAYOUT */
+body.dark-mode .main-content {
+    background: #121212 !important; /* Match body dark background */
+}
+
+body.dark-mode .warehouse-container-1,
+body.dark-mode .warehouse-container-2,
+body.dark-mode .warehouse-container-3 {
+    background: #1e1e1e !important; /* Match header dark background */
+    color: #e0e0e0 !important; /* Match body dark text */
+    box-shadow: 0 2px 4px rgba(0,0,0,0.3);
+}
+
+body.dark-mode form label {
+    color: #e0e0e0 !important; /* Match body dark text */
+}
+
+body.dark-mode form input,
+body.dark-mode form select {
+    background: #2d2d2d !important; /* Slightly lighter than containers */
+    color: #e0e0e0 !important; /* Match body dark text */
+    border: 1px solid #444 !important;
+}
+
+body.dark-mode .btn {
+    background-color: #4299e1 !important;
+}
+
+body.dark-mode .btn:hover {
+    background-color: #3182ce !important;
+}
+
+body.dark-mode .btn-success {
+    background-color: #48bb78 !important;
+}
+
+body.dark-mode .btn-info {
+    background-color: #38b2ac !important;
+}
+
+body.dark-mode .btn-danger {
+    background-color: #f56565 !important;
+}
+
+body.dark-mode .scan-table {
+    background-color: #1e1e1e !important; /* Match header background */
+    color: #e0e0e0 !important; /* Match body dark text */
+}
+
+body.dark-mode .scan-table th {
+    background-color: #2d2d2d !important; /* Slightly lighter */
+    color: #e0e0e0 !important; /* Match body dark text */
+    border: 1px solid #444 !important;
+}
+
+body.dark-mode .scan-table td {
+    color: #e0e0e0 !important; /* Match body dark text */
+    border: 1px solid #444 !important;
+}
+
+body.dark-mode .location-row:hover {
+    background-color: #2d2d2d !important; /* Slightly lighter than table */
+}
+
+body.dark-mode .location-row.selected {
+    background-color: #ed8936 !important;
+    color: #1a202c !important;
+}
+
+body.dark-mode .selection-message {
+    color: #999 !important; /* Lighter gray for secondary text */
+}
+
+body.dark-mode .selection-info {
+    color: #e0e0e0 !important; /* Match body dark text */
+}
+
+body.dark-mode #barcode-label-preview {
+    background: #f8fafc !important; /* Keep white for readability */
+    border: 2px solid #444 !important;
+}

py_app/app/templates/base.html

@@ -4,7 +4,12 @@
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
     <title>{% block title %}Flask App{% endblock %}</title>
+    <!-- Base CSS for common styles -->
+    <link rel="stylesheet" href="{{ url_for('static', filename='css/base.css') }}">
+    <!-- Legacy CSS for backward compatibility (temporarily) -->
     <link rel="stylesheet" href="{{ url_for('static', filename='style.css') }}">
+    <!-- Page-specific CSS -->
+    {% block head %}{% endblock %}
 </head>
 <body class="light-mode">
     {% if request.endpoint != 'main.login' %}
@@ -38,7 +43,7 @@
         </div>
     </header>
     {% endif %}
-    <div class="container">
+    <div class="main-content">
         {% block content %}{% endblock %}
     </div>
     <script src="{{ url_for('static', filename='script.js') }}"></script>

py_app/app/templates/create_locations.html

@@ -2,72 +2,13 @@
 {% block title %}Create Warehouse Locations{% endblock %}
 
 {% block head %}
-<style>
-/* Barcode label preview */
-#barcode-label-preview {
-    width: 8cm;
-    height: 4cm;
-    border: 2px solid #333;
-    background: white;
-    display: flex;
-    flex-direction: column;
-    align-items: center;
-    justify-content: center;
-    margin: 10px auto;
-    position: relative;
-    box-shadow: 0 2px 8px rgba(0,0,0,0.07);
-}
-
-#barcode-label-preview .location-text {
-    font-size: 12px;
-    font-weight: bold;
-    text-align: center;
-    margin-bottom: 10px;
-}
-
-#barcode-label-preview #location-barcode {
-    display: block;
-    margin: 0 auto;
-    max-width: 90%;
-    max-height: 70%;
-}
-
-#barcode-label-preview #barcode-placeholder {
-    text-align: center;
-    width: 100%;
-}
-
-.print-section {
-    margin-top: 24px;
-    padding: 16px;
-    border: 1px solid #ddd;
-    border-radius: 5px;
-    background-color: #f9f9f9;
-}
-
-.location-row.selected {
-    background-color: #ffb300 !important; /* Accent color: Amber */
-    color: #222 !important;
-    font-weight: bold;
-    box-shadow: 0 2px 8px rgba(255,179,0,0.12);
-    border-left: 4px solid #ff9800;
-    transition: background 0.2s, color 0.2s;
-}
-
-.location-row {
-    cursor: pointer;
-}
-
-.location-row:hover {
-    background-color: #f8f9fa;
-}
-</style>
+<link rel="stylesheet" href="{{ url_for('static', filename='css/warehouse.css') }}">
 {% endblock %}
 
 {% block content %}
-<div class="scan-container">
-    <!-- Add Warehouse Location Card -->
-    <div class="card scan-form-card">
+<div class="warehouse-page-container">
+    <!-- Container 1: Add Location (1 part width) -->
+    <div class="warehouse-container-1">
         <h3>Add Warehouse Location</h3>
         {% if message %}
         <div class="form-message">{{ message }}</div>
@@ -81,7 +22,7 @@
             <input type="text" name="description" maxlength="250"><br>
             <button type="submit" class="btn">Add Location</button>
         </form>
-        <!-- Import from CSV content moved here -->
+        <!-- Import from CSV section -->
         <div style="margin-top: 24px;">
             <h3 style="font-size: 1.1em;">Import Locations from CSV</h3>
             <div style="display: flex; flex-direction: row; gap: 16px; align-items: center;">
@@ -89,11 +30,77 @@
                 <a href="{{ url_for('warehouse.import_locations_csv') }}" class="btn" style="padding: 4px 12px; font-size: 0.95em;">Go to Import Page</a>
             </div>
         </div>
+    </div>
 
-        <!-- Print Barcode Section -->
-        <div class="print-section">
+    <!-- Container 2: Warehouse Locations Table (2 parts width) -->
+    <div class="warehouse-container-2">
+        <h3>Warehouse Locations</h3>
+        <div id="location-selection-hint" style="margin-bottom: 10px; font-size: 11px; color: #666; text-align: center;">
+            Click on a row to select a location for printing
+        </div>
+        <div class="warehouse-table-scroll">
+            <table class="scan-table" id="locations-table">
+                <thead>
+                    <tr>
+                        <th>ID</th>
+                        <th>Location Code</th>
+                        <th>Size</th>
+                        <th>Description</th>
+                    </tr>
+                </thead>
+                <tbody>
+                    {% for loc in locations %}
+                    <tr class="location-row" data-location-code="{{ loc[1] }}" 
+                        data-location-id="{{ loc[0] }}" 
+                        data-location-size="{{ loc[2] or '' }}" 
+                        data-location-description="{{ loc[3] or '' }}">
+                        <td>{{ loc[0] }}</td>
+                        <td>{{ loc[1] }}</td>
+                        <td>{{ loc[2] or '' }}</td>
+                        <td>{{ loc[3] or '' }}</td>
+                    </tr>
+                    {% endfor %}
+                </tbody>
+            </table>
+        </div>
+    </div>
+
+    <!-- Container 3: Edit/Delete and Print (1 part width) -->
+    <div class="warehouse-container-3">
+            <div class="edit-delete-card">
+                <h3>Edit/Delete Selected Location</h3>
+                <div id="no-selection-message" class="selection-message">
+                    Select a location from the table to edit or delete it.
+                </div>
+                <div id="selected-location-info" class="selection-info" style="display: none;">
+                    <strong>Selected:</strong> <span id="selected-location-display"></span>
+                </div>
+                <div class="button-group">
+                    <button id="edit-location-btn" class="btn btn-info" disabled>
+                        ✏️ Edit Selected Location
+                    </button>
+                    <button id="delete-location-btn" class="btn btn-danger" disabled>
+                        🗑️ Delete Selected Location
+                    </button>
+                </div>
+            </div>
+            {% if session['role'] in ['administrator', 'management'] %}
+            <div style="margin-top: 32px; padding: 12px; border-top: 1px solid #eee;">
+                <label style="font-weight:bold;">Delete location from table</label>
+                <div style="font-size:0.95em; margin-bottom:8px;">To delete a location, enter the ID of the location and press delete.<br>To delete 2 or multiple locations, enter the IDs separated by "," and then press delete.</div>
+                <form method="POST" style="display:flex; gap:8px; align-items:center;" onsubmit="return confirmDeleteLocations();">
+                    <input type="text" name="delete_ids" placeholder="e.g. 5,7,12" style="width:160px;">
+                    <button type="submit" name="delete_locations" value="1" class="btn" style="padding:4px 16px;">Delete Locations</button>
+                </form>
+                <script>
+                function confirmDeleteLocations() {
+                    return confirm('Do you really want to delete the selected locations?');
+                }
+                </script>
+            </div>
+            {% endif %}
+            <hr style="margin: 32px 0 24px 0;">
             <h3 style="font-size: 1.1em; margin-bottom: 12px;">Print Location Barcode</h3>
-            
             <!-- Label Preview -->
             <div id="barcode-label-preview" style="display: flex; align-items: center; justify-content: center;">
                 <div style="width: 100%; display: flex; flex-direction: column; align-items: center; justify-content: center;">
@@ -104,7 +111,6 @@
                     <div id="barcode-placeholder" style="color: #999; font-style: italic; text-align: center;">No location selected</div>
                 </div>
             </div>
-            
             <!-- Print Controls -->
             <div style="text-align: center; margin-top: 15px;">
                 <div style="margin-bottom: 10px;">
@@ -122,50 +128,28 @@
                 <div id="print-status" style="margin-top: 8px; font-size: 11px;"></div>
             </div>
     </div>
+</div>
 
-        <!-- Delete Location Area -->
-        {% if session['role'] in ['administrator', 'management'] %}
-        <div style="margin-top: 32px; padding: 12px; border-top: 1px solid #eee;">
-            <label style="font-weight:bold;">Delete location from table</label>
-            <div style="font-size:0.95em; margin-bottom:8px;">To delete a location, enter the ID of the location and press delete.<br>To delete 2 or multiple locations, enter the IDs separated by "," and then press delete.</div>
-            <form method="POST" style="display:flex; gap:8px; align-items:center;" onsubmit="return confirmDeleteLocations();">
-                <input type="text" name="delete_ids" placeholder="e.g. 5,7,12" style="width:160px;">
-                <button type="submit" name="delete_locations" value="1" class="btn" style="padding:4px 16px;">Delete Locations</button>
-            </form>
-            <script>
-            function confirmDeleteLocations() {
-                return confirm('Do you really want to delete the selected locations?');
-            }
-            </script>
+<!-- Delete Confirmation Modal -->
+<div id="delete-modal" class="modal" style="display: none;">
+    <div class="modal-content">
+        <div class="modal-header">
+            <h3>Confirm Delete</h3>
+            <span class="close" onclick="closeDeleteModal()">&times;</span>
         </div>
-        {% endif %}
-    </div>
-    <!-- Locations Table Card -->
-    <div class="card scan-table-card">
-        <h3>Warehouse Locations</h3>
-        <div id="location-selection-hint" style="margin-bottom: 10px; font-size: 11px; color: #666; text-align: center;">
-            Click on a row to select a location for printing
-        </div>
-        <table class="scan-table" id="locations-table">
-            <thead>
-                <tr>
-                    <th>ID</th>
-                    <th>Location Code</th>
-                    <th>Size</th>
-                    <th>Description</th>
-                </tr>
-            </thead>
-            <tbody>
-                {% for loc in locations %}
-                <tr class="location-row" data-location-code="{{ loc[1] }}">
-                    <td>{{ loc[0] }}</td>
-                    <td>{{ loc[1] }}</td>
-                    <td>{{ loc[2] }}</td>
-                    <td>{{ loc[3] }}</td>
-                </tr>
-                {% endfor %}
-            </tbody>
+        <div class="modal-body">
+            <p>Are you sure you want to delete the following location?</p>
+            <table class="confirm-table">
+                <tr><td><strong>ID:</strong></td><td id="delete-confirm-id"></td></tr>
+                <tr><td><strong>Location Code:</strong></td><td id="delete-confirm-code"></td></tr>
+                <tr><td><strong>Size:</strong></td><td id="delete-confirm-size"></td></tr>
+                <tr><td><strong>Description:</strong></td><td id="delete-confirm-description"></td></tr>
             </table>
+            <div class="modal-buttons">
+                <button type="button" class="btn btn-secondary" onclick="closeDeleteModal()">Cancel</button>
+                <button type="button" class="btn btn-danger" onclick="confirmDelete()">Delete Location</button>
+            </div>
+        </div>
     </div>
 </div>
 
@@ -369,6 +353,13 @@ document.addEventListener('DOMContentLoaded', function() {
     const locationRows = document.querySelectorAll('.location-row');
     const locationCodeDisplay = document.getElementById('location-code-display');
     const printButton = document.getElementById('print-barcode-btn');
+    const editButton = document.getElementById('edit-location-btn');
+    const deleteButton = document.getElementById('delete-location-btn');
+    const noSelectionMessage = document.getElementById('no-selection-message');
+    const selectedLocationInfo = document.getElementById('selected-location-info');
+    const selectedLocationDisplay = document.getElementById('selected-location-display');
+    
+    let selectedLocation = null;
     
     locationRows.forEach(row => {
         row.addEventListener('click', function() {
@@ -378,22 +369,49 @@ document.addEventListener('DOMContentLoaded', function() {
             // Select this row
             this.classList.add('selected');
             
-            // Get location code
+            // Get location data
             selectedLocationCode = this.dataset.locationCode;
+            selectedLocation = {
+                id: this.cells[0].textContent,
+                code: this.cells[1].textContent,
+                size: this.cells[2].textContent,
+                description: this.cells[3].textContent
+            };
             
             // Update display
             locationCodeDisplay.textContent = selectedLocationCode;
+            selectedLocationDisplay.textContent = `${selectedLocation.code} (ID: ${selectedLocation.id})`;
+            
+            // Show/hide selection info
+            noSelectionMessage.style.display = 'none';
+            selectedLocationInfo.style.display = 'block';
             
             // Generate barcode
             generateLocationBarcode(selectedLocationCode);
             
-            // Enable print button
+            // Enable buttons
             printButton.disabled = false;
+            editButton.disabled = false;
+            deleteButton.disabled = false;
             
             showNotification(`📍 Selected location: ${selectedLocationCode}`, 'info');
         });
     });
     
+    // Edit button functionality
+    editButton.addEventListener('click', function() {
+        if (selectedLocation) {
+            openEditModal(selectedLocation);
+        }
+    });
+    
+    // Delete button functionality
+    deleteButton.addEventListener('click', function() {
+        if (selectedLocation) {
+            openDeleteModal(selectedLocation);
+        }
+    });
+    
     // Initialize QZ Tray
     initializeQZTray();
 });
@@ -519,5 +537,111 @@ async function testQZConnection() {
 
 // Add test button functionality (for debugging - can be removed in production)
 console.log('🔧 QZ Tray test function available: testQZConnection()');
+
+// Modal Functions for Edit/Delete
+function openEditModal(location) {
+    document.getElementById('edit-location-id').value = location.id;
+    document.getElementById('edit-location-code').value = location.code;
+    document.getElementById('edit-size').value = location.size || '';
+    document.getElementById('edit-description').value = location.description || '';
+    document.getElementById('edit-modal').style.display = 'flex';
+}
+
+function closeEditModal() {
+    document.getElementById('edit-modal').style.display = 'none';
+}
+
+function openDeleteModal(location) {
+    document.getElementById('delete-confirm-id').textContent = location.id;
+    document.getElementById('delete-confirm-code').textContent = location.code;
+    document.getElementById('delete-confirm-size').textContent = location.size || '-';
+    document.getElementById('delete-confirm-description').textContent = location.description || '-';
+    document.getElementById('delete-modal').style.display = 'flex';
+}
+
+function closeDeleteModal() {
+    document.getElementById('delete-modal').style.display = 'none';
+}
+
+// Handle edit form submission
+document.getElementById('edit-form').addEventListener('submit', function(e) {
+    e.preventDefault();
+    
+    const formData = new FormData(this);
+    const data = {
+        location_id: formData.get('location_id'),
+        location_code: formData.get('location_code'),
+        size: formData.get('size'),
+        description: formData.get('description')
+    };
+    
+    // Send update request
+    fetch('/update_location', {
+        method: 'POST',
+        headers: {
+            'Content-Type': 'application/json',
+        },
+        body: JSON.stringify(data)
+    })
+    .then(response => response.json())
+    .then(result => {
+        if (result.success) {
+            showNotification('✅ Location updated successfully!', 'success');
+            closeEditModal();
+            // Reload page to show changes
+            setTimeout(() => window.location.reload(), 1000);
+        } else {
+            showNotification('❌ Error updating location: ' + result.error, 'error');
+        }
+    })
+    .catch(error => {
+        console.error('Error:', error);
+        showNotification('❌ Error updating location: ' + error.message, 'error');
+    });
+});
+
+// Handle delete confirmation
+function confirmDelete() {
+    const locationId = document.getElementById('delete-confirm-id').textContent;
+    
+    // Send delete request
+    fetch('/delete_location', {
+        method: 'POST',
+        headers: {
+            'Content-Type': 'application/json',
+        },
+        body: JSON.stringify({ location_id: locationId })
+    })
+    .then(response => response.json())
+    .then(result => {
+        if (result.success) {
+            showNotification('✅ Location deleted successfully!', 'success');
+            closeDeleteModal();
+            // Reload page to show changes
+            setTimeout(() => window.location.reload(), 1000);
+        } else {
+            showNotification('❌ Error deleting location: ' + result.error, 'error');
+        }
+    })
+    .catch(error => {
+        console.error('Error:', error);
+        showNotification('❌ Error deleting location: ' + error.message, 'error');
+    });
+}
+
+// Close modals when clicking outside
+window.addEventListener('click', function(event) {
+    const editModal = document.getElementById('edit-modal');
+    const deleteModal = document.getElementById('delete-modal');
+    
+    if (event.target === editModal) {
+        closeEditModal();
+    }
+    if (event.target === deleteModal) {
+        closeDeleteModal();
+    }
+});
 </script>
+    </div>
+</div>
 {% endblock %}

py_app/app/templates/dashboard.html

@@ -9,7 +9,7 @@
     <div class="dashboard-card">
         <h3>Access Scanning Module</h3>
         <p>Final scanning module for production orders</p>
-        <a href="{{ url_for('main.scan') }}" class="btn">Launch Scanning Module</a>
+        <a href="{{ url_for('main.main_scan') }}" class="btn">Launch Scanning Module</a>
     </div>
 
     <div class="dashboard-card">

py_app/app/templates/fg_scan.html

@@ -0,0 +1,473 @@
+{% extends "base.html" %}
+
+{% block title %}Finish Good Scan{% endblock %}
+{% block head %}
+<link rel="stylesheet" href="{{ url_for('static', filename='css/scan.css') }}">
+<style>
+    .error-message {
+        color: #ff4444;
+        font-size: 0.9em;
+        margin-top: 5px;
+        display: none;
+    }
+    .error-message.show {
+        display: block;
+    }
+</style>
+<script>
+document.addEventListener('DOMContentLoaded', function() {
+    const operatorCodeInput = document.getElementById('operator_code');
+    const cpCodeInput = document.getElementById('cp_code');
+    const oc1CodeInput = document.getElementById('oc1_code');
+    const oc2CodeInput = document.getElementById('oc2_code');
+    const defectCodeInput = document.getElementById('defect_code');
+    const form = document.getElementById('fg-scan-form');
+    
+    // Create error message element for operator code
+    const operatorErrorMessage = document.createElement('div');
+    operatorErrorMessage.className = 'error-message';
+    operatorErrorMessage.id = 'operator-error';
+    operatorErrorMessage.textContent = 'Please scan Quality Operator code (must start with OP)';
+    operatorCodeInput.parentNode.insertBefore(operatorErrorMessage, operatorCodeInput.nextSibling);
+    
+    // Create error message element for CP code
+    const cpErrorMessage = document.createElement('div');
+    cpErrorMessage.className = 'error-message';
+    cpErrorMessage.id = 'cp-error';
+    cpErrorMessage.textContent = 'Please scan a valid CP';
+    cpCodeInput.parentNode.insertBefore(cpErrorMessage, cpCodeInput.nextSibling);
+    
+    // Create error message element for OC1 code
+    const oc1ErrorMessage = document.createElement('div');
+    oc1ErrorMessage.className = 'error-message';
+    oc1ErrorMessage.id = 'oc1-error';
+    oc1ErrorMessage.textContent = 'Please scan a valid OC (must start with OC)';
+    oc1CodeInput.parentNode.insertBefore(oc1ErrorMessage, oc1CodeInput.nextSibling);
+    
+    // Create error message element for OC2 code
+    const oc2ErrorMessage = document.createElement('div');
+    oc2ErrorMessage.className = 'error-message';
+    oc2ErrorMessage.id = 'oc2-error';
+    oc2ErrorMessage.textContent = 'Please scan a valid OC (must start with OC)';
+    oc2CodeInput.parentNode.insertBefore(oc2ErrorMessage, oc2CodeInput.nextSibling);
+    
+    // Create error message element for defect code
+    const defectErrorMessage = document.createElement('div');
+    defectErrorMessage.className = 'error-message';
+    defectErrorMessage.id = 'defect-error';
+    defectErrorMessage.textContent = 'Defect code must be a 3-digit number (e.g., 000, 001, 123)';
+    defectCodeInput.parentNode.insertBefore(defectErrorMessage, defectCodeInput.nextSibling);
+    
+    // Validate operator code on input
+    operatorCodeInput.addEventListener('input', function() {
+        const value = this.value.toUpperCase();
+        this.value = value; // Convert to uppercase
+        
+        if (value.length >= 2 && !value.startsWith('OP')) {
+            operatorErrorMessage.classList.add('show');
+            this.setCustomValidity('Must start with OP');
+        } else {
+            operatorErrorMessage.classList.remove('show');
+            this.setCustomValidity('');
+        }
+    });
+    
+    // Prevent leaving operator code field if invalid
+    operatorCodeInput.addEventListener('blur', function(e) {
+        if (this.value.length > 0 && !this.value.startsWith('OP')) {
+            operatorErrorMessage.classList.add('show');
+            this.setCustomValidity('Must start with OP');
+            // Return focus to this field
+            setTimeout(() => {
+                this.focus();
+                this.select();
+            }, 0);
+        }
+    });
+    
+    // Prevent Tab/Enter from moving to next field if operator code is invalid
+    operatorCodeInput.addEventListener('keydown', function(e) {
+        if ((e.key === 'Tab' || e.key === 'Enter') && this.value.length > 0 && !this.value.startsWith('OP')) {
+            e.preventDefault();
+            operatorErrorMessage.classList.add('show');
+            this.setCustomValidity('Must start with OP');
+            this.select();
+        }
+    });
+    
+    // Validate CP code on input
+    cpCodeInput.addEventListener('input', function() {
+        const value = this.value.toUpperCase();
+        this.value = value; // Convert to uppercase
+        
+        if (value.length >= 2 && !value.startsWith('CP')) {
+            cpErrorMessage.classList.add('show');
+            this.setCustomValidity('Must start with CP');
+        } else {
+            cpErrorMessage.classList.remove('show');
+            this.setCustomValidity('');
+        }
+    });
+    
+    // Prevent leaving CP code field if invalid
+    cpCodeInput.addEventListener('blur', function(e) {
+        if (this.value.length > 0 && !this.value.startsWith('CP')) {
+            cpErrorMessage.classList.add('show');
+            this.setCustomValidity('Must start with CP');
+            // Return focus to this field
+            setTimeout(() => {
+                this.focus();
+                this.select();
+            }, 0);
+        }
+    });
+    
+    // Prevent Tab/Enter from moving to next field if CP code is invalid
+    cpCodeInput.addEventListener('keydown', function(e) {
+        if ((e.key === 'Tab' || e.key === 'Enter') && this.value.length > 0 && !this.value.startsWith('CP')) {
+            e.preventDefault();
+            cpErrorMessage.classList.add('show');
+            this.setCustomValidity('Must start with CP');
+            this.select();
+        }
+    });
+    
+    // Prevent focusing on CP code if operator code is invalid
+    cpCodeInput.addEventListener('focus', function(e) {
+        if (operatorCodeInput.value.length > 0 && !operatorCodeInput.value.startsWith('OP')) {
+            e.preventDefault();
+            operatorErrorMessage.classList.add('show');
+            operatorCodeInput.focus();
+            operatorCodeInput.select();
+        }
+    });
+    
+    // Prevent focusing on OC1 code if CP code is invalid
+    oc1CodeInput.addEventListener('focus', function(e) {
+        if (cpCodeInput.value.length > 0 && !cpCodeInput.value.startsWith('CP')) {
+            e.preventDefault();
+            cpErrorMessage.classList.add('show');
+            cpCodeInput.focus();
+            cpCodeInput.select();
+        }
+    });
+    
+    // Validate OC1 code on input
+    oc1CodeInput.addEventListener('input', function() {
+        const value = this.value.toUpperCase();
+        this.value = value; // Convert to uppercase
+        
+        if (value.length >= 2 && !value.startsWith('OC')) {
+            oc1ErrorMessage.classList.add('show');
+            this.setCustomValidity('Must start with OC');
+        } else {
+            oc1ErrorMessage.classList.remove('show');
+            this.setCustomValidity('');
+        }
+    });
+    
+    // Prevent leaving OC1 code field if invalid
+    oc1CodeInput.addEventListener('blur', function(e) {
+        if (this.value.length > 0 && !this.value.startsWith('OC')) {
+            oc1ErrorMessage.classList.add('show');
+            this.setCustomValidity('Must start with OC');
+            // Return focus to this field
+            setTimeout(() => {
+                this.focus();
+                this.select();
+            }, 0);
+        }
+    });
+    
+    // Prevent Tab/Enter from moving to next field if OC1 code is invalid
+    oc1CodeInput.addEventListener('keydown', function(e) {
+        if ((e.key === 'Tab' || e.key === 'Enter') && this.value.length > 0 && !this.value.startsWith('OC')) {
+            e.preventDefault();
+            oc1ErrorMessage.classList.add('show');
+            this.setCustomValidity('Must start with OC');
+            this.select();
+        }
+    });
+    
+    // Prevent focusing on OC2 code if CP code is invalid
+    oc2CodeInput.addEventListener('focus', function(e) {
+        if (cpCodeInput.value.length > 0 && !cpCodeInput.value.startsWith('CP')) {
+            e.preventDefault();
+            cpErrorMessage.classList.add('show');
+            cpCodeInput.focus();
+            cpCodeInput.select();
+        }
+        // Also check if OC1 is invalid
+        if (oc1CodeInput.value.length > 0 && !oc1CodeInput.value.startsWith('OC')) {
+            e.preventDefault();
+            oc1ErrorMessage.classList.add('show');
+            oc1CodeInput.focus();
+            oc1CodeInput.select();
+        }
+    });
+    
+    // Validate OC2 code on input
+    oc2CodeInput.addEventListener('input', function() {
+        const value = this.value.toUpperCase();
+        this.value = value; // Convert to uppercase
+        
+        if (value.length >= 2 && !value.startsWith('OC')) {
+            oc2ErrorMessage.classList.add('show');
+            this.setCustomValidity('Must start with OC');
+        } else {
+            oc2ErrorMessage.classList.remove('show');
+            this.setCustomValidity('');
+        }
+    });
+    
+    // Prevent leaving OC2 code field if invalid
+    oc2CodeInput.addEventListener('blur', function(e) {
+        if (this.value.length > 0 && !this.value.startsWith('OC')) {
+            oc2ErrorMessage.classList.add('show');
+            this.setCustomValidity('Must start with OC');
+            // Return focus to this field
+            setTimeout(() => {
+                this.focus();
+                this.select();
+            }, 0);
+        }
+    });
+    
+    // Prevent Tab/Enter from moving to next field if OC2 code is invalid
+    oc2CodeInput.addEventListener('keydown', function(e) {
+        if ((e.key === 'Tab' || e.key === 'Enter') && this.value.length > 0 && !this.value.startsWith('OC')) {
+            e.preventDefault();
+            oc2ErrorMessage.classList.add('show');
+            this.setCustomValidity('Must start with OC');
+            this.select();
+        }
+    });
+    
+    // Prevent focusing on defect code if CP code is invalid
+    defectCodeInput.addEventListener('focus', function(e) {
+        if (cpCodeInput.value.length > 0 && !cpCodeInput.value.startsWith('CP')) {
+            e.preventDefault();
+            cpErrorMessage.classList.add('show');
+            cpCodeInput.focus();
+            cpCodeInput.select();
+        }
+        // Also check if OC1 is invalid
+        if (oc1CodeInput.value.length > 0 && !oc1CodeInput.value.startsWith('OC')) {
+            e.preventDefault();
+            oc1ErrorMessage.classList.add('show');
+            oc1CodeInput.focus();
+            oc1CodeInput.select();
+        }
+        // Also check if OC2 is invalid
+        if (oc2CodeInput.value.length > 0 && !oc2CodeInput.value.startsWith('OC')) {
+            e.preventDefault();
+            oc2ErrorMessage.classList.add('show');
+            oc2CodeInput.focus();
+            oc2CodeInput.select();
+        }
+    });
+    
+    // Validate defect code on input - only allow digits
+    defectCodeInput.addEventListener('input', function() {
+        // Remove any non-digit characters
+        this.value = this.value.replace(/\D/g, '');
+        
+        // Validate if it's a valid 3-digit number when length is 3
+        if (this.value.length === 3) {
+            const isValid = /^\d{3}$/.test(this.value);
+            if (!isValid) {
+                defectErrorMessage.classList.add('show');
+                this.setCustomValidity('Must be a 3-digit number');
+            } else {
+                defectErrorMessage.classList.remove('show');
+                this.setCustomValidity('');
+            }
+        } else {
+            defectErrorMessage.classList.remove('show');
+            this.setCustomValidity('');
+        }
+        
+        // Auto-submit when 3 characters are entered and all validations pass
+        if (this.value.length === 3) {
+            // Validate operator code before submitting
+            if (!operatorCodeInput.value.startsWith('OP')) {
+                operatorErrorMessage.classList.add('show');
+                operatorCodeInput.focus();
+                operatorCodeInput.setCustomValidity('Must start with OP');
+                return;
+            }
+            
+            // Validate CP code before submitting
+            if (!cpCodeInput.value.startsWith('CP')) {
+                cpErrorMessage.classList.add('show');
+                cpCodeInput.focus();
+                cpCodeInput.setCustomValidity('Must start with CP');
+                return;
+            }
+            
+            // Validate OC1 code before submitting
+            if (!oc1CodeInput.value.startsWith('OC')) {
+                oc1ErrorMessage.classList.add('show');
+                oc1CodeInput.focus();
+                oc1CodeInput.setCustomValidity('Must start with OC');
+                return;
+            }
+            
+            // Validate OC2 code before submitting
+            if (!oc2CodeInput.value.startsWith('OC')) {
+                oc2ErrorMessage.classList.add('show');
+                oc2CodeInput.focus();
+                oc2CodeInput.setCustomValidity('Must start with OC');
+                return;
+            }
+            
+            // Validate defect code is a valid 3-digit number
+            const isValidDefectCode = /^\d{3}$/.test(this.value);
+            if (!isValidDefectCode) {
+                defectErrorMessage.classList.add('show');
+                this.focus();
+                this.setCustomValidity('Must be a 3-digit number');
+                return;
+            }
+            
+            // Update time field before submitting
+            const timeInput = document.getElementById('time');
+            const now = new Date();
+            const hours = String(now.getHours()).padStart(2, '0');
+            const minutes = String(now.getMinutes()).padStart(2, '0');
+            const seconds = String(now.getSeconds()).padStart(2, '0');
+            timeInput.value = `${hours}:${minutes}:${seconds}`;
+            
+            // Submit the form
+            form.submit();
+        }
+    });
+    
+    // Validate form on submit
+    form.addEventListener('submit', function(e) {
+        let hasError = false;
+        
+        if (!operatorCodeInput.value.startsWith('OP')) {
+            e.preventDefault();
+            operatorErrorMessage.classList.add('show');
+            operatorCodeInput.setCustomValidity('Must start with OP');
+            if (!hasError) {
+                operatorCodeInput.focus();
+                hasError = true;
+            }
+        }
+        
+        if (!cpCodeInput.value.startsWith('CP')) {
+            e.preventDefault();
+            cpErrorMessage.classList.add('show');
+            cpCodeInput.setCustomValidity('Must start with CP');
+            if (!hasError) {
+                cpCodeInput.focus();
+                hasError = true;
+            }
+        }
+        
+        if (!oc1CodeInput.value.startsWith('OC')) {
+            e.preventDefault();
+            oc1ErrorMessage.classList.add('show');
+            oc1CodeInput.setCustomValidity('Must start with OC');
+            if (!hasError) {
+                oc1CodeInput.focus();
+                hasError = true;
+            }
+        }
+        
+        if (!oc2CodeInput.value.startsWith('OC')) {
+            e.preventDefault();
+            oc2ErrorMessage.classList.add('show');
+            oc2CodeInput.setCustomValidity('Must start with OC');
+            if (!hasError) {
+                oc2CodeInput.focus();
+                hasError = true;
+            }
+        }
+        
+        // Validate defect code is a 3-digit number
+        const isValidDefectCode = /^\d{3}$/.test(defectCodeInput.value);
+        if (!isValidDefectCode) {
+            e.preventDefault();
+            defectErrorMessage.classList.add('show');
+            defectCodeInput.setCustomValidity('Must be a 3-digit number');
+            if (!hasError) {
+                defectCodeInput.focus();
+                hasError = true;
+            }
+        }
+    });
+});
+</script>
+{% endblock %}
+{% block content %}
+<div class="scan-container">
+    <!-- Input Form Card -->
+    <div class="card scan-form-card">
+        <h3>Scan Input</h3>
+        <form method="POST" class="form-centered" id="fg-scan-form">
+            <label for="operator_code">Quality Operator Code:</label>
+            <input type="text" id="operator_code" name="operator_code" maxlength="4" required>
+
+            <label for="cp_code">CP Code:</label>
+            <input type="text" id="cp_code" name="cp_code" maxlength="15" required>
+
+            <label for="oc1_code">OC1 Code:</label>
+            <input type="text" id="oc1_code" name="oc1_code" maxlength="4" required>
+
+            <label for="oc2_code">OC2 Code:</label>
+            <input type="text" id="oc2_code" name="oc2_code" maxlength="4" required>
+
+            <label for="defect_code">Defect Code:</label>
+            <input type="text" id="defect_code" name="defect_code" maxlength="4" required>
+
+            <label for="date">Date:</label>
+            <input type="text" id="date" name="date" value="{{ now().strftime('%Y-%m-%d') }}" placeholder="yyyy-mm-dd" pattern="\d{4}-\d{2}-\d{2}" required>
+
+            <label for="time">Time:</label>
+            <input type="text" id="time" name="time" value="{{ now().strftime('%H:%M:%S') }}" readonly>
+
+            <button type="submit" class="btn">Submit</button>
+        </form>
+    </div>
+
+    <!-- Latest Scans Card -->
+    <div class="card scan-table-card">
+        <h3>Latest Scans</h3>
+        <table class="scan-table">
+            <thead>
+                <tr>
+                    <th>ID</th>
+                    <th>Op Code</th>
+                    <th>CP Code</th>
+                    <th>OC1 Code</th>
+                    <th>OC2 Code</th>
+                    <th>Defect Code</th>
+                    <th>Date</th>
+                    <th>Time</th>
+                    <th>Apr. Quantity</th>
+                    <th>Rejec. Quantity</th>
+                </tr>
+            </thead>
+            <tbody>
+                {% for row in scan_data %}
+                <tr>
+                    <td>{{ row[0] }}</td> <!-- Id -->
+                    <td>{{ row[1] }}</td> <!-- operator_code -->
+                    <td>{{ row[2] }}</td> <!-- CP_full_code -->
+                    <td>{{ row[3] }}</td> <!-- OC1_code -->
+                    <td>{{ row[4] }}</td> <!-- OC2_code -->
+                    <td>{{ row[5] }}</td> <!-- quality_code -->
+                    <td>{{ row[6] }}</td> <!-- date -->
+                    <td>{{ row[7] }}</td> <!-- time -->
+                    <td>{{ row[8] }}</td> <!-- approved quantity -->
+                    <td>{{ row[9] }}</td> <!-- rejected quantity -->
+                </tr>
+                {% endfor %}
+            </tbody>
+        </table>
+    </div>
+</div>
+{% endblock %}

py_app/app/templates/login.html

@@ -2,6 +2,10 @@
 
 {% block title %}Login{% endblock %}
 
+{% block head %}
+<link rel="stylesheet" href="{{ url_for('static', filename='css/login.css') }}">
+{% endblock %}
+
 {% block content %}
 <div class="login-page">
     <div class="logo-container">

py_app/app/templates/main_page_scan.html

@@ -0,0 +1,25 @@
+{% extends "base.html" %}
+
+{% block title %}Main Scanning Module{% endblock %}
+
+{% block content %}
+<div class="etichete-container">
+    <h1>Main Scanning Module</h1>
+    <p>This is the main page for accessing scanning features.</p>
+
+    <div class="dashboard-container">
+        <!-- Card 1: Finish goods scanning -->
+        <div class="dashboard-card">
+            <h3>Finish goods scanning</h3>
+            <p>Access the scanning module for production orders.</p>
+            <a href="{{ url_for('main.fg_scan') }}" class="btn">Finish goods scan</a>
+        </div>
+        <!-- Card 2: View Scan History -->
+        <div class="dashboard-card">
+            <h3>View Scan History</h3>
+            <p>Review previous scan records and results.</p>
+            <a href="#" class="btn" disabled>Coming Soon</a>
+        </div>
+    </div>
+</div>
+{% endblock %}

py_app/app/templates/scan.html

@@ -1,5 +1,402 @@
 {% extends "base.html" %}
 {% block title %}Scan Module{% endblock %}
+{% block head %}
+<link rel="stylesheet" href="{{ url_for('static', filename='css/scan.css') }}">
+<style>
+    .error-message {
+        color: #ff4444;
+        font-size: 0.9em;
+        margin-top: 5px;
+        display: none;
+    }
+    .error-message.show {
+        display: block;
+    }
+</style>
+<script>
+document.addEventListener('DOMContentLoaded', function() {
+    const operatorCodeInput = document.getElementById('operator_code');
+    const cpCodeInput = document.getElementById('cp_code');
+    const oc1CodeInput = document.getElementById('oc1_code');
+    const oc2CodeInput = document.getElementById('oc2_code');
+    const defectCodeInput = document.getElementById('defect_code');
+    const form = document.querySelector('.form-centered');
+    
+    // Create error message element for operator code
+    const operatorErrorMessage = document.createElement('div');
+    operatorErrorMessage.className = 'error-message';
+    operatorErrorMessage.id = 'operator-error';
+    operatorErrorMessage.textContent = 'Please scan Quality Operator code (must start with OP)';
+    operatorCodeInput.parentNode.insertBefore(operatorErrorMessage, operatorCodeInput.nextSibling);
+    
+    // Create error message element for CP code
+    const cpErrorMessage = document.createElement('div');
+    cpErrorMessage.className = 'error-message';
+    cpErrorMessage.id = 'cp-error';
+    cpErrorMessage.textContent = 'Please scan a valid CP';
+    cpCodeInput.parentNode.insertBefore(cpErrorMessage, cpCodeInput.nextSibling);
+    
+    // Create error message element for OC1 code
+    const oc1ErrorMessage = document.createElement('div');
+    oc1ErrorMessage.className = 'error-message';
+    oc1ErrorMessage.id = 'oc1-error';
+    oc1ErrorMessage.textContent = 'Please scan a valid OC (must start with OC)';
+    oc1CodeInput.parentNode.insertBefore(oc1ErrorMessage, oc1CodeInput.nextSibling);
+    
+    // Create error message element for OC2 code
+    const oc2ErrorMessage = document.createElement('div');
+    oc2ErrorMessage.className = 'error-message';
+    oc2ErrorMessage.id = 'oc2-error';
+    oc2ErrorMessage.textContent = 'Please scan a valid OC (must start with OC)';
+    oc2CodeInput.parentNode.insertBefore(oc2ErrorMessage, oc2CodeInput.nextSibling);
+    
+    // Create error message element for defect code
+    const defectErrorMessage = document.createElement('div');
+    defectErrorMessage.className = 'error-message';
+    defectErrorMessage.id = 'defect-error';
+    defectErrorMessage.textContent = 'Defect code must be a 3-digit number (e.g., 000, 001, 123)';
+    defectCodeInput.parentNode.insertBefore(defectErrorMessage, defectCodeInput.nextSibling);
+    
+    // Validate operator code on input
+    operatorCodeInput.addEventListener('input', function() {
+        const value = this.value.toUpperCase();
+        this.value = value;
+        
+        if (value.length >= 2 && !value.startsWith('OP')) {
+            operatorErrorMessage.classList.add('show');
+            this.setCustomValidity('Must start with OP');
+        } else {
+            operatorErrorMessage.classList.remove('show');
+            this.setCustomValidity('');
+        }
+    });
+    
+    // Prevent leaving operator code field if invalid
+    operatorCodeInput.addEventListener('blur', function(e) {
+        if (this.value.length > 0 && !this.value.startsWith('OP')) {
+            operatorErrorMessage.classList.add('show');
+            this.setCustomValidity('Must start with OP');
+            setTimeout(() => {
+                this.focus();
+                this.select();
+            }, 0);
+        }
+    });
+    
+    // Prevent Tab/Enter from moving to next field if operator code is invalid
+    operatorCodeInput.addEventListener('keydown', function(e) {
+        if ((e.key === 'Tab' || e.key === 'Enter') && this.value.length > 0 && !this.value.startsWith('OP')) {
+            e.preventDefault();
+            operatorErrorMessage.classList.add('show');
+            this.setCustomValidity('Must start with OP');
+            this.select();
+        }
+    });
+    
+    // Validate CP code on input
+    cpCodeInput.addEventListener('input', function() {
+        const value = this.value.toUpperCase();
+        this.value = value;
+        
+        if (value.length >= 2 && !value.startsWith('CP')) {
+            cpErrorMessage.classList.add('show');
+            this.setCustomValidity('Must start with CP');
+        } else {
+            cpErrorMessage.classList.remove('show');
+            this.setCustomValidity('');
+        }
+    });
+    
+    // Prevent leaving CP code field if invalid
+    cpCodeInput.addEventListener('blur', function(e) {
+        if (this.value.length > 0 && !this.value.startsWith('CP')) {
+            cpErrorMessage.classList.add('show');
+            this.setCustomValidity('Must start with CP');
+            setTimeout(() => {
+                this.focus();
+                this.select();
+            }, 0);
+        }
+    });
+    
+    // Prevent Tab/Enter from moving to next field if CP code is invalid
+    cpCodeInput.addEventListener('keydown', function(e) {
+        if ((e.key === 'Tab' || e.key === 'Enter') && this.value.length > 0 && !this.value.startsWith('CP')) {
+            e.preventDefault();
+            cpErrorMessage.classList.add('show');
+            this.setCustomValidity('Must start with CP');
+            this.select();
+        }
+    });
+    
+    // Prevent focusing on CP code if operator code is invalid
+    cpCodeInput.addEventListener('focus', function(e) {
+        if (operatorCodeInput.value.length > 0 && !operatorCodeInput.value.startsWith('OP')) {
+            e.preventDefault();
+            operatorErrorMessage.classList.add('show');
+            operatorCodeInput.focus();
+            operatorCodeInput.select();
+        }
+    });
+    
+    // Prevent focusing on OC1 code if CP code is invalid
+    oc1CodeInput.addEventListener('focus', function(e) {
+        if (cpCodeInput.value.length > 0 && !cpCodeInput.value.startsWith('CP')) {
+            e.preventDefault();
+            cpErrorMessage.classList.add('show');
+            cpCodeInput.focus();
+            cpCodeInput.select();
+        }
+    });
+    
+    // Validate OC1 code on input
+    oc1CodeInput.addEventListener('input', function() {
+        const value = this.value.toUpperCase();
+        this.value = value;
+        
+        if (value.length >= 2 && !value.startsWith('OC')) {
+            oc1ErrorMessage.classList.add('show');
+            this.setCustomValidity('Must start with OC');
+        } else {
+            oc1ErrorMessage.classList.remove('show');
+            this.setCustomValidity('');
+        }
+    });
+    
+    // Prevent leaving OC1 code field if invalid
+    oc1CodeInput.addEventListener('blur', function(e) {
+        if (this.value.length > 0 && !this.value.startsWith('OC')) {
+            oc1ErrorMessage.classList.add('show');
+            this.setCustomValidity('Must start with OC');
+            setTimeout(() => {
+                this.focus();
+                this.select();
+            }, 0);
+        }
+    });
+    
+    // Prevent Tab/Enter from moving to next field if OC1 code is invalid
+    oc1CodeInput.addEventListener('keydown', function(e) {
+        if ((e.key === 'Tab' || e.key === 'Enter') && this.value.length > 0 && !this.value.startsWith('OC')) {
+            e.preventDefault();
+            oc1ErrorMessage.classList.add('show');
+            this.setCustomValidity('Must start with OC');
+            this.select();
+        }
+    });
+    
+    // Prevent focusing on OC2 code if CP code is invalid
+    oc2CodeInput.addEventListener('focus', function(e) {
+        if (cpCodeInput.value.length > 0 && !cpCodeInput.value.startsWith('CP')) {
+            e.preventDefault();
+            cpErrorMessage.classList.add('show');
+            cpCodeInput.focus();
+            cpCodeInput.select();
+        }
+        // Also check if OC1 is invalid
+        if (oc1CodeInput.value.length > 0 && !oc1CodeInput.value.startsWith('OC')) {
+            e.preventDefault();
+            oc1ErrorMessage.classList.add('show');
+            oc1CodeInput.focus();
+            oc1CodeInput.select();
+        }
+    });
+    
+    // Validate OC2 code on input
+    oc2CodeInput.addEventListener('input', function() {
+        const value = this.value.toUpperCase();
+        this.value = value;
+        
+        if (value.length >= 2 && !value.startsWith('OC')) {
+            oc2ErrorMessage.classList.add('show');
+            this.setCustomValidity('Must start with OC');
+        } else {
+            oc2ErrorMessage.classList.remove('show');
+            this.setCustomValidity('');
+        }
+    });
+    
+    // Prevent leaving OC2 code field if invalid
+    oc2CodeInput.addEventListener('blur', function(e) {
+        if (this.value.length > 0 && !this.value.startsWith('OC')) {
+            oc2ErrorMessage.classList.add('show');
+            this.setCustomValidity('Must start with OC');
+            setTimeout(() => {
+                this.focus();
+                this.select();
+            }, 0);
+        }
+    });
+    
+    // Prevent Tab/Enter from moving to next field if OC2 code is invalid
+    oc2CodeInput.addEventListener('keydown', function(e) {
+        if ((e.key === 'Tab' || e.key === 'Enter') && this.value.length > 0 && !this.value.startsWith('OC')) {
+            e.preventDefault();
+            oc2ErrorMessage.classList.add('show');
+            this.setCustomValidity('Must start with OC');
+            this.select();
+        }
+    });
+    
+    // Prevent focusing on defect code if CP code is invalid
+    defectCodeInput.addEventListener('focus', function(e) {
+        if (cpCodeInput.value.length > 0 && !cpCodeInput.value.startsWith('CP')) {
+            e.preventDefault();
+            cpErrorMessage.classList.add('show');
+            cpCodeInput.focus();
+            cpCodeInput.select();
+        }
+        // Also check if OC1 is invalid
+        if (oc1CodeInput.value.length > 0 && !oc1CodeInput.value.startsWith('OC')) {
+            e.preventDefault();
+            oc1ErrorMessage.classList.add('show');
+            oc1CodeInput.focus();
+            oc1CodeInput.select();
+        }
+        // Also check if OC2 is invalid
+        if (oc2CodeInput.value.length > 0 && !oc2CodeInput.value.startsWith('OC')) {
+            e.preventDefault();
+            oc2ErrorMessage.classList.add('show');
+            oc2CodeInput.focus();
+            oc2CodeInput.select();
+        }
+    });
+    
+    // Validate defect code on input - only allow digits
+    defectCodeInput.addEventListener('input', function() {
+        // Remove any non-digit characters
+        this.value = this.value.replace(/\D/g, '');
+        
+        // Validate if it's a valid 3-digit number when length is 3
+        if (this.value.length === 3) {
+            const isValid = /^\d{3}$/.test(this.value);
+            if (!isValid) {
+                defectErrorMessage.classList.add('show');
+                this.setCustomValidity('Must be a 3-digit number');
+            } else {
+                defectErrorMessage.classList.remove('show');
+                this.setCustomValidity('');
+            }
+        } else {
+            defectErrorMessage.classList.remove('show');
+            this.setCustomValidity('');
+        }
+        
+        // Auto-submit when 3 characters are entered and all validations pass
+        if (this.value.length === 3) {
+            // Validate operator code before submitting
+            if (!operatorCodeInput.value.startsWith('OP')) {
+                operatorErrorMessage.classList.add('show');
+                operatorCodeInput.focus();
+                operatorCodeInput.setCustomValidity('Must start with OP');
+                return;
+            }
+            
+            // Validate CP code before submitting
+            if (!cpCodeInput.value.startsWith('CP')) {
+                cpErrorMessage.classList.add('show');
+                cpCodeInput.focus();
+                cpCodeInput.setCustomValidity('Must start with CP');
+                return;
+            }
+            
+            // Validate OC1 code before submitting
+            if (!oc1CodeInput.value.startsWith('OC')) {
+                oc1ErrorMessage.classList.add('show');
+                oc1CodeInput.focus();
+                oc1CodeInput.setCustomValidity('Must start with OC');
+                return;
+            }
+            
+            // Validate OC2 code before submitting
+            if (!oc2CodeInput.value.startsWith('OC')) {
+                oc2ErrorMessage.classList.add('show');
+                oc2CodeInput.focus();
+                oc2CodeInput.setCustomValidity('Must start with OC');
+                return;
+            }
+            
+            // Validate defect code is a valid 3-digit number
+            const isValidDefectCode = /^\d{3}$/.test(this.value);
+            if (!isValidDefectCode) {
+                defectErrorMessage.classList.add('show');
+                this.focus();
+                this.setCustomValidity('Must be a 3-digit number');
+                return;
+            }
+            
+            // Update time field before submitting
+            const timeInput = document.getElementById('time');
+            const now = new Date();
+            const hours = String(now.getHours()).padStart(2, '0');
+            const minutes = String(now.getMinutes()).padStart(2, '0');
+            const seconds = String(now.getSeconds()).padStart(2, '0');
+            timeInput.value = `${hours}:${minutes}:${seconds}`;
+            
+            // Submit the form
+            form.submit();
+        }
+    });
+    
+    // Validate form on submit
+    form.addEventListener('submit', function(e) {
+        let hasError = false;
+        
+        if (!operatorCodeInput.value.startsWith('OP')) {
+            e.preventDefault();
+            operatorErrorMessage.classList.add('show');
+            operatorCodeInput.setCustomValidity('Must start with OP');
+            if (!hasError) {
+                operatorCodeInput.focus();
+                hasError = true;
+            }
+        }
+        
+        if (!cpCodeInput.value.startsWith('CP')) {
+            e.preventDefault();
+            cpErrorMessage.classList.add('show');
+            cpCodeInput.setCustomValidity('Must start with CP');
+            if (!hasError) {
+                cpCodeInput.focus();
+                hasError = true;
+            }
+        }
+        
+        if (!oc1CodeInput.value.startsWith('OC')) {
+            e.preventDefault();
+            oc1ErrorMessage.classList.add('show');
+            oc1CodeInput.setCustomValidity('Must start with OC');
+            if (!hasError) {
+                oc1CodeInput.focus();
+                hasError = true;
+            }
+        }
+        
+        if (!oc2CodeInput.value.startsWith('OC')) {
+            e.preventDefault();
+            oc2ErrorMessage.classList.add('show');
+            oc2CodeInput.setCustomValidity('Must start with OC');
+            if (!hasError) {
+                oc2CodeInput.focus();
+                hasError = true;
+            }
+        }
+        
+        // Validate defect code is a 3-digit number
+        const isValidDefectCode = /^\d{3}$/.test(defectCodeInput.value);
+        if (!isValidDefectCode) {
+            e.preventDefault();
+            defectErrorMessage.classList.add('show');
+            defectCodeInput.setCustomValidity('Must be a 3-digit number');
+            if (!hasError) {
+                defectCodeInput.focus();
+                hasError = true;
+            }
+        }
+    });
+});
+</script>
+{% endblock %}
 {% block content %}
 <div class="scan-container">
     <!-- Input Form Card -->

py_app/app/warehouse.py

@@ -218,3 +218,59 @@ def generate_location_label_pdf():
     except Exception as e:
         print(f"Error generating location label PDF: {e}")
         return jsonify({'error': str(e)}), 500
+
+def update_location(location_id, location_code, size, description):
+    """Update an existing warehouse location"""
+    try:
+        conn = get_db_connection()
+        cursor = conn.cursor()
+        
+        # Check if location exists
+        cursor.execute("SELECT id FROM warehouse_locations WHERE id = ?", (location_id,))
+        if not cursor.fetchone():
+            conn.close()
+            return {"success": False, "error": "Location not found"}
+        
+        # Check if location code already exists for different location
+        cursor.execute("SELECT id FROM warehouse_locations WHERE location_code = ? AND id != ?", (location_code, location_id))
+        if cursor.fetchone():
+            conn.close()
+            return {"success": False, "error": "Location code already exists"}
+        
+        # Update location
+        cursor.execute(
+            "UPDATE warehouse_locations SET location_code = ?, size = ?, description = ? WHERE id = ?",
+            (location_code, size if size else None, description, location_id)
+        )
+        conn.commit()
+        conn.close()
+        
+        return {"success": True, "message": "Location updated successfully"}
+        
+    except Exception as e:
+        print(f"Error updating location: {e}")
+        return {"success": False, "error": str(e)}
+
+def delete_location_by_id(location_id):
+    """Delete a warehouse location by ID"""
+    try:
+        conn = get_db_connection()
+        cursor = conn.cursor()
+        
+        # Check if location exists
+        cursor.execute("SELECT location_code FROM warehouse_locations WHERE id = ?", (location_id,))
+        location = cursor.fetchone()
+        if not location:
+            conn.close()
+            return {"success": False, "error": "Location not found"}
+        
+        # Delete location
+        cursor.execute("DELETE FROM warehouse_locations WHERE id = ?", (location_id,))
+        conn.commit()
+        conn.close()
+        
+        return {"success": True, "message": f"Location '{location[0]}' deleted successfully"}
+        
+    except Exception as e:
+        print(f"Error deleting location: {e}")
+        return {"success": False, "error": str(e)}

py_app/instance/external_server.conf

@@ -1,5 +1,5 @@
 server_domain=localhost
 port=3602
-database_name=recticel
-username=sa
-password=12345678
+database_name=trasabilitate_database
+username=trasabilitate
+password=Initial01!

to_do.txt

@@ -14,3 +14,10 @@ sudo apt-get install libmariadb-dev libmariadb-dev-compat
     GRANT ALL PRIVILEGES ON trasabilitate_database.* TO 'trasabilitate'@'localhost';
     FLUSH PRIVILEGES;
     EXIT
+
+
+    Server Domain/IP Address: testserver.com
+Port: 3602
+Database Name: recticel
+Username: sa
+Password: 12345678