Invoice generator overview

Use the MerchandAise invoice generator to create a print-ready invoice with company and client details, invoice dates, itemized line items, automatic VAT calculation, local draft recovery, and browser-based PDF export.

Invoice workflow

• Add company and client details before printing so the invoice has complete sender and recipient information.
• Enter invoice identifiers such as invoice number, invoice date, due date, contact person, and order number.
• Add, duplicate, or remove line items while subtotal, VAT, and total update automatically.
• Upload a company logo when you need a branded invoice preview before printing or saving as PDF.
• Use the primary print action to open the browser print dialog or capture the print event in QA harness mode.

Visible page sections

• Hero: names the route as an invoice generator and explains the print-ready purpose.
• Company information section: collects sender name and address details.
• Client information section: collects recipient name and address details.
• Invoice details section: collects invoice identifiers and dates.
• Items section: manages description, quantity, unit price, duplication, removal, and add-item actions.
• Totals card: shows subtotal, VAT at 19%, and the final total.

Calculations and validation

• Subtotal equals the sum of quantity multiplied by unit price for all line items.
• VAT equals subtotal multiplied by 0.19.
• Total equals subtotal plus VAT.
• Quantity must be a whole number greater than or equal to 0.
• Unit price must be a number greater than or equal to 0.
• At least one line item must remain in the invoice.