Initial commit

sample-data/IMPORT_ERROR_FIXES.md

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+# CSV Import Error Handling Improvements
+
+## Problem Solved
+
+**Original Issue**: When importing CSV files, if a single record had a database constraint violation (like duplicate SKU or email), the entire import would crash with a database exception, providing a poor user experience.
+
+## Solution Applied
+
+All three CSV import methods now use **robust error handling** that:
+1. ✅ Validates all records in-memory first
+2. ✅ Saves records one-by-one to isolate failures
+3. ✅ Catches database exceptions gracefully
+4. ✅ Skips problem records and continues importing
+5. ✅ Provides detailed error/warning messages
+
+## Changes Made
+
+### 1. **Updated Sample Data Files**
+- **inventory-items-sample.csv**: Changed SKU prefix from `PWD-*/CON-*` to `IMP-PWD-*/IMP-CON-*`
+  - Prevents conflicts with seed data
+  - Also created `inventory-items-sample-v2.csv` as backup
+
+### 2. **Enhanced Import Service** (`CsvImportService.cs`)
+
+#### All Three Import Methods Now:
+
+**Customer Import (ImportCustomersAsync)**:
+- Detects duplicate emails in database **and** within CSV file
+- Saves each customer individually
+- Catches database constraint violations
+- Reports: "Row X: Customer with email 'Y' already exists in database. Skipping."
+
+**Catalog Items Import (ImportCatalogItemsAsync)**:
+- Detects duplicate SKUs in database **and** within CSV file
+- Saves each catalog item individually
+- Catches database constraint violations
+- Reports: "Row X: Catalog item with SKU 'Y' already exists in database. Skipping."
+
+**Inventory Import (ImportInventoryItemsAsync)**:
+- Detects duplicate SKUs in database **and** within CSV file
+- Saves each inventory item individually
+- Catches database constraint violations
+- Reports: "Row X: SKU 'Y' already exists in database. Skipping."
+
+### 3. **Updated Documentation**
+- **README.md**: Added troubleshooting section for duplicate SKU/email errors
+- Explains how to handle conflicts (use new sample files, delete existing data, or edit CSV)
+
+## How It Works Now
+
+### Before (Old Behavior):
+```
+1. Read CSV file
+2. Validate all rows
+3. Add all rows to DbContext
+4. Call SaveChanges() once
+5. ❌ If ANY row fails → entire import crashes with exception
+```
+
+### After (New Behavior):
+```
+1. Read CSV file
+2. Validate all rows (in-memory duplicate detection)
+3. Build list of valid items to import
+4. Loop through each item:
+   a. Add to DbContext
+   b. Call SaveChanges()
+   c. If success → increment success count
+   d. If database error → log warning, rollback, continue to next
+5. ✅ Return detailed results: X succeeded, Y failed
+```
+
+## Error Messages You'll See
+
+### Duplicate Detection (In-Memory):
+- ✅ `Row 5: Customer with email 'john@example.com' already exists in database. Skipping.`
+- ✅ `Row 12: Duplicate SKU 'IMP-PWD-BLK-001' found in import file. Skipping.`
+
+### Database Constraint Violations:
+- ✅ `Row 8: SKU 'PWD-BLK-001' already exists in database (detected during save). Skipping.`
+- ✅ `Row 15: Database error - Cannot insert duplicate key...`
+
+### Missing Required Fields:
+- ✅ `Row 3: SKU is required.`
+- ✅ `Row 7: CompanyName is required.`
+
+### Warnings (Non-Critical):
+- ⚠️ `Row 10: Pricing tier 'DIAMOND' not found. Customer will have no pricing tier.`
+- ⚠️ `Row 22: Category 'Automotive/Wheels' created automatically.`
+
+## Example Import Results
+
+```
+Import Results:
+✅ Success: 18 records imported
+❌ Errors: 2 records skipped
+
+Warnings:
+- Row 5: Customer with email 'jane@acme.com' already exists in database. Skipping.
+- Row 12: Pricing tier 'GOLD' not found. Customer will have no pricing tier.
+
+Errors:
+- Row 8: SKU is required.
+- Row 15: Duplicate SKU 'IMP-PWD-BLK-001' found in import file. Skipping.
+```
+
+## Testing the Fix
+
+### Test Case 1: Import with Existing Data
+1. Run **Platform Management > Seed Data** to create demo inventory
+2. Try to import `inventory-items-sample-v2.csv` (old SKU format)
+3. ✅ **Expected**: Graceful warnings, no crash, other records still import
+
+### Test Case 2: Import Fresh Data
+1. Use the updated `inventory-items-sample.csv` (IMP- prefix)
+2. Upload to **Tools > CSV Bulk Import > Inventory** tab
+3. ✅ **Expected**: All 25 records import successfully
+
+### Test Case 3: Duplicate Within CSV
+1. Edit any CSV file and duplicate a row (same SKU or email)
+2. Upload the file
+3. ✅ **Expected**: First occurrence imports, second gets warning "found in import file"
+
+### Test Case 4: Invalid Data
+1. Edit CSV and remove required field (SKU, CompanyName, etc.)
+2. Upload the file
+3. ✅ **Expected**: Row skipped with clear error, other rows still import
+
+## Benefits
+
+1. **No More Crashes**: Database exceptions don't crash the import
+2. **Partial Imports Work**: 18 out of 20 records? No problem!
+3. **Clear Feedback**: Know exactly which rows failed and why
+4. **Data Integrity**: Transaction rollback prevents partial saves
+5. **User-Friendly**: Non-technical users can understand error messages
+
+## Technical Details
+
+### Transaction Handling
+Each record is saved in its own mini-transaction:
+```csharp
+try
+{
+    await _unitOfWork.InventoryItems.AddAsync(item);
+    await _unitOfWork.CompleteAsync();  // Commit this one record
+    result.SuccessCount++;
+}
+catch (DbUpdateException dbEx)
+{
+    result.Warnings.Add($"Row {rowNumber}: SKU already exists. Skipping.");
+    await uow.RollbackTransactionAsync();  // Rollback just this record
+    // Continue to next record
+}
+```
+
+### Duplicate Detection Strategy
+1. **First Pass (In-Memory)**: Check against existing database data (fast)
+2. **Second Pass (In-Memory)**: Check for duplicates within the CSV file itself
+3. **Third Pass (Database)**: Catch any race conditions or concurrent inserts
+
+## Files Modified
+
+1. ✅ `PowderCoating.Infrastructure/Services/CsvImportService.cs` (3 methods updated)
+2. ✅ `sample-data/inventory-items-sample.csv` (SKUs updated)
+3. ✅ `sample-data/inventory-items-sample-v2.csv` (created)
+4. ✅ `sample-data/README.md` (troubleshooting added)
+5. ✅ `sample-data/IMPORT_ERROR_FIXES.md` (this file)
+
+## Build Status
+
+✅ **Build Succeeded** - 0 Errors, 0 New Warnings
+
+## Next Steps
+
+1. **Test the imports** with the updated sample CSV files
+2. **Re-import inventory** using the new `inventory-items-sample.csv` (IMP- prefix)
+3. **Delete old inventory items** if you have duplicates from seed data (optional)
+4. **Create your own CSV files** using the updated template format
+
+## Questions?
+
+- Sample files not importing? Check the README.md troubleshooting section
+- Still seeing errors? The error messages now tell you exactly what's wrong
+- Want to reset data? Delete existing records or use new SKU prefixes in your CSV

sample-data/README.md

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+# Sample CSV Data for Bulk Import Testing
+
+This folder contains ready-to-use sample CSV files for testing the bulk import feature.
+
+## Files Included
+
+### 1. `customers-sample.csv` (20 customers)
+- **10 Commercial Customers** with pricing tiers (Standard, Silver, Gold, Platinum)
+- **10 Individual Customers** (Non-Commercial, COD payment)
+- Mix of credit limits, payment terms, and tax-exempt status
+- Realistic company names and contact information
+
+**Pricing Tiers Used:**
+- STANDARD - No discount
+- SILVER - 5% discount
+- GOLD - 10% discount
+- PLATINUM - 15% discount
+
+### 2. `catalog-items-sample.csv` (25 products)
+- **Automotive** (8 items): Wheels, engine parts, body components
+- **Furniture** (4 items): Outdoor and indoor furniture
+- **Railings** (3 items): Residential and commercial railings
+- **Gates** (3 items): Driveway, garden, and security gates
+- **Fitness** (3 items): Exercise equipment frames
+- **Industrial** (2 items): Shelving and carts
+- **Bicycle** (2 items): Road and mountain bike frames
+
+**Features:**
+- Hierarchical categories (automatically created on import)
+- Realistic pricing ($35 - $450)
+- Weight and surface area estimates
+- Sandblasting and masking requirements
+
+### 3. `inventory-items-sample.csv` (25 items)
+- **14 Powder Coating Colors**: Black, White, Red, Blue, Silver, Gray, Green, Yellow, Orange, Bronze, Gold, Cream, Clear, Textured Black
+- **11 Consumables**: Masking tape, plugs, cleaners, sandblasting media, hanging supplies, safety equipment
+- **Manufacturers**: Tiger Drylac, Axalta, PPG, 3M, etc.
+- Realistic stock levels, unit costs, and reorder points
+- RAL color codes for powder coatings
+
+## How to Use
+
+### Option 1: Import All Files (Recommended)
+1. Start the application
+2. Navigate to **Tools** page
+3. Scroll to **CSV Bulk Import** section
+4. Import in this order:
+   - **Customers** tab → Upload `customers-sample.csv`
+   - **Catalog Items** tab → Upload `catalog-items-sample.csv`
+   - **Inventory** tab → Upload `inventory-items-sample.csv`
+
+### Option 2: Modify Before Import
+1. Open any CSV file in Excel or a text editor
+2. Add/remove/modify rows as needed
+3. Save the file (keep CSV format)
+4. Upload via the Tools page
+
+### Option 3: Use as Templates
+1. Download the official templates from the Tools page
+2. Use these sample files as reference for data format
+3. Create your own custom data
+
+## Expected Import Results
+
+### Customers Import
+- ✅ 20 customers created
+- ✅ 4 pricing tiers automatically linked
+- ✅ 1 tax-exempt customer flagged
+- ⚠️ Warnings if pricing tier codes don't exist (e.g., if you haven't seeded company data)
+
+### Catalog Items Import
+- ✅ 25 catalog items created
+- ✅ 8 categories auto-created hierarchically:
+  - Automotive → Wheels → Standard, Performance
+  - Automotive → Engine → Valve Covers, Intake Manifolds
+  - Automotive → Body → Bumpers, Grilles
+  - Furniture → Outdoor, Indoor
+  - Railings → Residential, Commercial
+  - Gates → Residential, Commercial
+  - Fitness → Equipment
+  - Industrial → Shelving, Carts
+  - Bicycle → Frames
+- ✅ SKU format validated (CAT-*)
+
+### Inventory Items Import
+- ✅ 25 inventory items created
+- ✅ 2 categories auto-created: "Powder Coating", "Consumables"
+- ✅ Stock levels and reorder points set
+- ✅ RAL color codes preserved
+
+## Data Validation
+
+The import process will:
+- ✅ Validate required fields (name, email, SKU, etc.)
+- ✅ Check for duplicate emails (customers) and SKUs (catalog/inventory)
+- ✅ Auto-create missing categories and pricing tiers
+- ✅ Skip rows with errors and report them
+- ✅ Show warnings for non-critical issues
+
+## Troubleshooting
+
+**Issue**: "Pricing tier not found" warning
+**Solution**: Run **Platform Management > Seed Data** to create pricing tiers first
+
+**Issue**: "Duplicate email" error
+**Solution**: Customer with that email already exists. Change the email or skip that row.
+
+**Issue**: "Duplicate SKU" error (e.g., "Cannot insert duplicate key... PWD-BLK-001")
+**Solution**: You have existing inventory/catalog items with those SKUs. Options:
+  1. **Use the updated sample file** - All SKUs now have "IMP-" prefix to avoid conflicts
+  2. **Delete existing items** - Go to Inventory page and delete conflicting items first
+  3. **Edit the CSV** - Change SKUs in the file before importing (e.g., add your company code prefix)
+
+**Issue**: CSV format error
+**Solution**: Ensure file is saved as UTF-8 CSV format. Check for extra commas or quotes.
+
+**Issue**: Database constraint violation
+**Solution**: Check that all required fields are present and data types are correct (numbers for prices, valid dates, etc.)
+
+## File Format Notes
+
+- **Encoding**: UTF-8 (recommended)
+- **Delimiter**: Comma (,)
+- **Quote Character**: Double quote (") for fields containing commas
+- **Line Ending**: Windows (CRLF) or Unix (LF) both supported
+- **Header Row**: Required (first row must be field names)
+
+## Tips
+
+1. **Start Fresh**: Import these files into a new company for a complete demo dataset
+2. **Test Workflows**: Use the imported data to test quote creation, job management, etc.
+3. **Customize**: Modify the data to match your specific business needs
+4. **Export Reference**: After import, you can use the system's export feature to see how data should be formatted
+
+## Next Steps
+
+After importing sample data:
+1. View imported **Customers** at `/Customers`
+2. Browse **Catalog Items** at `/CatalogItems`
+3. Check **Inventory** at `/Inventory`
+4. Create a quote using the new customers and catalog items
+5. Create a job and assign inventory items
+
+## Questions?
+
+Refer to the main application documentation or contact support.

sample-data/catalog-items-sample.csv

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+CategoryPath,ItemName,SKU,Description,BasePrice,UnitOfMeasure,EstimatedWeight,EstimatedSurfaceArea,RequiresSandblasting,RequiresMasking,IsActive
+"Automotive/Wheels/Standard","16-inch Steel Wheel","CAT-WHL-16ST","Standard 16-inch steel automotive wheel","45.00","Each","15.5","2.8","true","false","true"
+"Automotive/Wheels/Standard","17-inch Alloy Wheel","CAT-WHL-17AL","17-inch aluminum alloy wheel","65.00","Each","18.2","3.2","true","true","true"
+"Automotive/Wheels/Performance","18-inch Performance Wheel","CAT-WHL-18PF","High-performance 18-inch racing wheel","95.00","Each","19.5","3.5","true","true","true"
+"Automotive/Wheels/Performance","20-inch Forged Wheel","CAT-WHL-20FG","Premium 20-inch forged aluminum wheel","145.00","Each","22.0","4.2","true","true","true"
+"Automotive/Engine/Valve Covers","V8 Valve Cover","CAT-ENG-V8VC","Small block V8 valve cover","35.00","Each","4.5","1.2","true","true","true"
+"Automotive/Engine/Intake Manifolds","Performance Intake Manifold","CAT-ENG-INTK","High-flow intake manifold","125.00","Each","12.0","2.5","true","true","true"
+"Automotive/Body/Bumpers","Front Bumper","CAT-BDY-FBMP","Standard front bumper assembly","180.00","Each","35.0","8.5","true","true","true"
+"Automotive/Body/Grilles","Custom Grille","CAT-BDY-GRIL","Custom mesh grille assembly","75.00","Each","8.5","2.0","true","false","true"
+"Furniture/Outdoor/Chairs","Patio Chair Frame","CAT-FRN-PTCH","Metal patio chair frame","40.00","Each","12.0","4.5","true","false","true"
+"Furniture/Outdoor/Tables","Patio Table Frame","CAT-FRN-PTTB","Round patio table frame (42-inch)","85.00","Each","28.0","8.2","true","false","true"
+"Furniture/Indoor/Office","Office Desk Frame","CAT-FRN-DESK","Metal office desk frame","120.00","Each","45.0","12.5","true","false","true"
+"Furniture/Indoor/Storage","File Cabinet","CAT-FRN-FLCB","4-drawer metal file cabinet","95.00","Each","65.0","15.0","true","false","true"
+"Railings/Residential/Deck","Standard Deck Railing","CAT-RAL-DECK","6-foot residential deck railing section","55.00","Per Section","18.0","5.5","true","false","true"
+"Railings/Residential/Stair","Interior Stair Rail","CAT-RAL-STIR","Interior stair handrail with brackets","45.00","Per Section","12.0","3.8","true","false","true"
+"Railings/Commercial/ADA","ADA Compliant Handrail","CAT-RAL-ADA","Commercial ADA-compliant handrail","75.00","Per Section","15.0","4.2","true","false","true"
+"Gates/Residential/Driveway","Single Driveway Gate","CAT-GAT-DRSG","Single swing driveway gate (10ft)","285.00","Each","125.0","35.0","true","false","true"
+"Gates/Residential/Garden","Garden Gate","CAT-GAT-GRDN","Decorative garden gate (4ft)","95.00","Each","35.0","8.5","true","false","true"
+"Gates/Commercial/Security","Security Gate Panel","CAT-GAT-SCTY","Commercial security gate panel (8ft)","225.00","Each","95.0","28.0","true","false","true"
+"Fitness/Equipment/Racks","Power Rack Frame","CAT-FIT-RACK","Heavy-duty power rack frame","450.00","Each","185.0","45.0","true","false","true"
+"Fitness/Equipment/Benches","Adjustable Bench Frame","CAT-FIT-BNCH","Adjustable workout bench frame","125.00","Each","55.0","12.0","true","false","true"
+"Fitness/Equipment/Accessories","Weight Plate Tree","CAT-FIT-WGTR","Vertical weight plate storage tree","85.00","Each","45.0","8.5","true","false","true"
+"Industrial/Shelving/Heavy Duty","Industrial Shelf Unit","CAT-IND-SHLF","Heavy-duty industrial shelving unit (6ft)","165.00","Each","85.0","22.0","true","false","true"
+"Industrial/Carts/Material Handling","Platform Cart","CAT-IND-CART","Industrial platform cart (4ft x 3ft)","195.00","Each","75.0","18.5","true","false","true"
+"Bicycle/Frames/Road","Road Bike Frame","CAT-BIK-ROAD","Aluminum road bike frame (56cm)","175.00","Each","4.5","3.2","true","true","true"
+"Bicycle/Frames/Mountain","Mountain Bike Frame","CAT-BIK-MTN","Full suspension MTB frame (19-inch)","225.00","Each","6.2","3.8","true","true","true"

sample-data/customers-sample.csv

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+CompanyName,ContactName,Email,Phone,Address,City,State,ZipCode,CustomerType,PricingTierCode,CreditLimit,PaymentTerms,TaxExempt,Notes
+"Acme Manufacturing","John Smith","john.smith@acme.com","555-0101","123 Industrial Blvd","Detroit","MI","48201","Commercial","GOLD","10000","Net 30","false","Large automotive parts manufacturer"
+"Precision Auto Parts","Sarah Johnson","sarah@precisionauto.com","555-0102","456 Factory Road","Cleveland","OH","44101","Commercial","SILVER","5000","Net 30","false","Quality auto parts supplier"
+"Metro Railings Inc","Mike Davis","mike@metrorailings.com","555-0103","789 Steel Avenue","Pittsburgh","PA","15201","Commercial","STANDARD","2500","Net 15","false","Residential and commercial railings"
+"Custom Wheels Plus","Lisa Chen","lisa@customwheels.com","555-0104","321 Performance Dr","Indianapolis","IN","46201","Commercial","PLATINUM","25000","Net 45","false","High-end custom wheel restoration"
+"Valley Furniture Co","Robert Williams","rob@valleyfurniture.com","555-0105","654 Oak Street","Grand Rapids","MI","49501","Commercial","GOLD","8000","Net 30","false","Commercial furniture manufacturer"
+"Gym Equipment Pro","Amanda Martinez","amanda@gymequippro.com","555-0106","987 Fitness Lane","Columbus","OH","43201","Commercial","SILVER","6000","Net 30","false","Fitness equipment supplier"
+"Iron Gates Design","David Brown","david@irongates.com","555-0107","147 Forge Road","Toledo","OH","43601","Commercial","STANDARD","3000","Net 15","false","Custom gate fabrication"
+"Office Solutions Ltd","Jennifer Taylor","jen@officesolutions.com","555-0108","258 Business Pkwy","Lansing","MI","48901","Commercial","GOLD","7500","Net 30","true","Government contractor - tax exempt"
+"Anderson Motorsports","Tom Anderson","tom@andersonmoto.com","555-0109","369 Race Track Rd","Dayton","OH","45401","Commercial","PLATINUM","15000","Net 30","false","Racing parts and restoration"
+"Bike Frame Builders","Emily White","emily@bikeframes.com","555-0110","741 Cycle Way","Ann Arbor","MI","48101","Commercial","SILVER","4500","Net 30","false","Custom bicycle manufacturing"
+"Jane Wilson","Jane Wilson","jane.wilson@email.com","555-0201","852 Maple Ave","Detroit","MI","48202","NonCommercial","","0","COD","false","Personal bike restoration project"
+"Mark Thompson","Mark Thompson","mark.t@email.com","555-0202","963 Pine Street","Cleveland","OH","44102","NonCommercial","","0","COD","false","Antique furniture refinishing"
+"Susan Miller","Susan Miller","susan.m@email.com","555-0203","159 Elm Drive","Columbus","OH","43202","NonCommercial","","0","COD","false","Home railing project"
+"Chris Davis","Chris Davis","chris.davis@email.com","555-0204","357 Cedar Lane","Toledo","OH","43602","NonCommercial","","0","COD","false","Motorcycle parts restoration"
+"Patricia Garcia","Patricia Garcia","patricia.g@email.com","555-0205","753 Birch Court","Lansing","MI","48902","NonCommercial","","0","COD","false","Garden furniture project"
+"James Rodriguez","James Rodriguez","james.r@email.com","555-0206","951 Walnut Place","Dayton","OH","45402","NonCommercial","","0","COD","false","Custom wheel refinishing"
+"Linda Martinez","Linda Martinez","linda.m@email.com","555-0207","159 Cherry Street","Ann Arbor","MI","48102","NonCommercial","","0","COD","false","Outdoor metal furniture"
+"William Lee","William Lee","will.lee@email.com","555-0208","357 Spruce Road","Grand Rapids","MI","49502","NonCommercial","","0","COD","false","Automotive restoration"
+"Barbara Taylor","Barbara Taylor","barb.t@email.com","555-0209","753 Hickory Drive","Pittsburgh","PA","15202","NonCommercial","","0","COD","false","Personal gym equipment"
+"Richard Hall","Richard Hall","rich.hall@email.com","555-0210","951 Ash Boulevard","Indianapolis","IN","46202","NonCommercial","","0","COD","false","Classic car parts"

sample-data/inventory-items-sample-v2.csv

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+SKU,ItemName,CategoryName,Manufacturer,ColorName,ColorCode,QuantityInStock,UnitOfMeasure,UnitCost,ReorderPoint,ReorderQuantity,Notes
+"IMP-PWD-BLK-001","Black Powder Coating","Powder Coating","Tiger Drylac","Jet Black","RAL 9005","450","Pounds","8.50","100","200","High-gloss black - most popular"
+"IMP-PWD-WHT-001","White Powder Coating","Powder Coating","Axalta","Pure White","RAL 9010","325","Pounds","8.75","100","200","Bright white finish"
+"IMP-PWD-RED-001","Red Powder Coating","Powder Coating","PPG","Ferrari Red","RAL 3020","125","Pounds","9.25","50","100","Glossy automotive red"
+"IMP-PWD-BLU-001","Blue Powder Coating","Powder Coating","Tiger Drylac","Ocean Blue","RAL 5012","85","Pounds","9.00","50","100","Deep blue metallic"
+"IMP-PWD-SLV-001","Silver Powder Coating","Powder Coating","Axalta","Metallic Silver","RAL 9006","215","Pounds","10.50","75","150","Metallic silver finish"
+"IMP-PWD-GRY-001","Charcoal Gray Powder Coating","Powder Coating","PPG","Charcoal Gray","RAL 7024","165","Pounds","8.50","75","150","Modern charcoal gray"
+"IMP-PWD-GRN-001","Green Powder Coating","Powder Coating","Tiger Drylac","John Deere Green","RAL 6010","95","Pounds","9.00","50","100","Classic tractor green"
+"IMP-PWD-YLW-001","Yellow Powder Coating","Powder Coating","Axalta","Safety Yellow","RAL 1023","45","Pounds","9.50","25","50","High-visibility yellow"
+"IMP-PWD-ORG-001","Orange Powder Coating","Powder Coating","PPG","Safety Orange","RAL 2009","55","Pounds","9.50","25","50","High-visibility orange"
+"IMP-PWD-BRN-001","Bronze Powder Coating","Powder Coating","Tiger Drylac","Copper Bronze","RAL 8004","75","Pounds","11.00","50","100","Metallic bronze finish"
+"IMP-PWD-GLD-001","Gold Powder Coating","Powder Coating","Axalta","Gold Metallic","RAL 1036","35","Pounds","12.50","25","50","Premium gold metallic"
+"IMP-PWD-CRM-001","Cream Powder Coating","Powder Coating","PPG","Antique Cream","RAL 1015","65","Pounds","8.75","50","100","Vintage cream color"
+"IMP-PWD-CLR-001","Clear Powder Coating","Powder Coating","Tiger Drylac","Clear Coat","N/A","185","Pounds","11.50","75","150","Protective clear coat"
+"IMP-PWD-TXT-001","Textured Black Powder","Powder Coating","Axalta","Black Texture","RAL 9005","145","Pounds","9.75","75","150","Wrinkle texture finish"
+"IMP-CON-MSK-001","Masking Tape - 2 inch","Consumables","3M","N/A","N/A","48","Rolls","12.50","12","24","High-temp masking tape"
+"IMP-CON-MSK-002","Masking Tape - 1 inch","Consumables","3M","N/A","N/A","72","Rolls","7.50","24","48","Standard masking tape"
+"IMP-CON-PLG-001","Silicone Plugs Kit","Consumables","Caplugs","N/A","N/A","15","Kits","45.00","5","10","Assorted sizes"
+"IMP-CON-CLN-001","Pre-Treatment Cleaner","Consumables","ChemTech","N/A","N/A","85","Gallons","18.50","20","40","Alkaline cleaner"
+"IMP-CON-SND-001","Sandblasting Media - Aluminum Oxide","Consumables","Kramer Industries","N/A","N/A","1850","Pounds","0.95","500","1000","60 grit aluminum oxide"
+"IMP-CON-SND-002","Sandblasting Media - Glass Bead","Consumables","Kramer Industries","N/A","N/A","1250","Pounds","1.25","500","1000","Fine glass bead"
+"IMP-CON-WIP-001","Tack Cloths","Consumables","SEM Products","N/A","N/A","125","Each","1.50","50","100","Pre-coating tack cloths"
+"IMP-CON-HNG-001","Hanging Wire - Heavy Duty","Consumables","Industrial Supply","N/A","N/A","2500","Feet","0.35","500","1000","12 gauge steel wire"
+"IMP-CON-HNG-002","Powder Coating Hooks","Consumables","Finishing Systems","N/A","N/A","450","Each","2.75","100","200","Standard S-hooks"
+"IMP-CON-CMP-001","Compressed Air Filter","Consumables","Parker","N/A","N/A","8","Each","85.00","3","6","High-efficiency air filter"
+"IMP-CON-SAF-001","Respirator Filters","Consumables","3M","N/A","N/A","36","Each","15.50","12","24","P100 particulate filters"

sample-data/inventory-items-sample.csv

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+SKU,ItemName,CategoryName,Manufacturer,ColorName,ColorCode,QuantityInStock,UnitOfMeasure,UnitCost,ReorderPoint,ReorderQuantity,Notes
+"IMP-PWD-BLK-001","Black Powder Coating","Powder Coating","Tiger Drylac","Jet Black","RAL 9005","450","Pounds","8.50","100","200","High-gloss black - most popular"
+"IMP-PWD-WHT-001","White Powder Coating","Powder Coating","Axalta","Pure White","RAL 9010","325","Pounds","8.75","100","200","Bright white finish"
+"IMP-PWD-RED-001","Red Powder Coating","Powder Coating","PPG","Ferrari Red","RAL 3020","125","Pounds","9.25","50","100","Glossy automotive red"
+"IMP-PWD-BLU-001","Blue Powder Coating","Powder Coating","Tiger Drylac","Ocean Blue","RAL 5012","85","Pounds","9.00","50","100","Deep blue metallic"
+"IMP-PWD-SLV-001","Silver Powder Coating","Powder Coating","Axalta","Metallic Silver","RAL 9006","215","Pounds","10.50","75","150","Metallic silver finish"
+"IMP-PWD-GRY-001","Charcoal Gray Powder Coating","Powder Coating","PPG","Charcoal Gray","RAL 7024","165","Pounds","8.50","75","150","Modern charcoal gray"
+"IMP-PWD-GRN-001","Green Powder Coating","Powder Coating","Tiger Drylac","John Deere Green","RAL 6010","95","Pounds","9.00","50","100","Classic tractor green"
+"IMP-PWD-YLW-001","Yellow Powder Coating","Powder Coating","Axalta","Safety Yellow","RAL 1023","45","Pounds","9.50","25","50","High-visibility yellow"
+"IMP-PWD-ORG-001","Orange Powder Coating","Powder Coating","PPG","Safety Orange","RAL 2009","55","Pounds","9.50","25","50","High-visibility orange"
+"IMP-PWD-BRN-001","Bronze Powder Coating","Powder Coating","Tiger Drylac","Copper Bronze","RAL 8004","75","Pounds","11.00","50","100","Metallic bronze finish"
+"IMP-PWD-GLD-001","Gold Powder Coating","Powder Coating","Axalta","Gold Metallic","RAL 1036","35","Pounds","12.50","25","50","Premium gold metallic"
+"IMP-PWD-CRM-001","Cream Powder Coating","Powder Coating","PPG","Antique Cream","RAL 1015","65","Pounds","8.75","50","100","Vintage cream color"
+"IMP-PWD-CLR-001","Clear Powder Coating","Powder Coating","Tiger Drylac","Clear Coat","N/A","185","Pounds","11.50","75","150","Protective clear coat"
+"IMP-PWD-TXT-001","Textured Black Powder","Powder Coating","Axalta","Black Texture","RAL 9005","145","Pounds","9.75","75","150","Wrinkle texture finish"
+"IMP-CON-MSK-001","Masking Tape - 2 inch","Consumables","3M","N/A","N/A","48","Rolls","12.50","12","24","High-temp masking tape"
+"IMP-CON-MSK-002","Masking Tape - 1 inch","Consumables","3M","N/A","N/A","72","Rolls","7.50","24","48","Standard masking tape"
+"IMP-CON-PLG-001","Silicone Plugs Kit","Consumables","Caplugs","N/A","N/A","15","Kits","45.00","5","10","Assorted sizes"
+"IMP-CON-CLN-001","Pre-Treatment Cleaner","Consumables","ChemTech","N/A","N/A","85","Gallons","18.50","20","40","Alkaline cleaner"
+"IMP-CON-SND-001","Sandblasting Media - Aluminum Oxide","Consumables","Kramer Industries","N/A","N/A","1850","Pounds","0.95","500","1000","60 grit aluminum oxide"
+"IMP-CON-SND-002","Sandblasting Media - Glass Bead","Consumables","Kramer Industries","N/A","N/A","1250","Pounds","1.25","500","1000","Fine glass bead"
+"IMP-CON-WIP-001","Tack Cloths","Consumables","SEM Products","N/A","N/A","125","Each","1.50","50","100","Pre-coating tack cloths"
+"IMP-CON-HNG-001","Hanging Wire - Heavy Duty","Consumables","Industrial Supply","N/A","N/A","2500","Feet","0.35","500","1000","12 gauge steel wire"
+"IMP-CON-HNG-002","Powder Coating Hooks","Consumables","Finishing Systems","N/A","N/A","450","Each","2.75","100","200","Standard S-hooks"
+"IMP-CON-CMP-001","Compressed Air Filter","Consumables","Parker","N/A","N/A","8","Each","85.00","3","6","High-efficiency air filter"
+"IMP-CON-SAF-001","Respirator Filters","Consumables","3M","N/A","N/A","36","Each","15.50","12","24","P100 particulate filters"