POS Menu

Overview

The POS screen is used for daily sales transactions: select customers, scan/search products, manage the cart, hold orders, reopen bills, add payments, and print/share receipts.

Before you start

  • If the register is not open, you will see “Register is not open”. Tap “Open Register” to open it.
  • Select the Warehouse and Biller (unless locked by your role).
  • Make sure a customer is selected.
  • If products don’t appear in search, run product sync first. See the “Products Menu” guide for steps.

Main inputs on the POS screen

  1. Customer
    • Type at least 2 characters to search.
    • If there is only one result, it will be selected automatically.
    • Customer row buttons:
      • Mic: voice search customers.
      • History: open the selected customer’s purchase history.
      • Plus: add a new customer.
      • Clear: clear the selected customer.
      • Theme: toggle dark/light.
  2. Product
    • Type at least 2 characters to search, or scan a barcode.
    • Product row buttons:
      • Mic: voice search products.
      • Scan: open the barcode camera.
      • Refresh: re-sync stock & cost for items already in the cart.
    • If there is only one result, it will be added to the cart automatically.
  3. Shipping
    • Tap the “Shipping” row in the summary to input shipping cost.
  • Items: number of items and total quantity.
  • Subtotal: total before shipping.
  • Shipping: shipping cost.
  • Payable: total amount to pay.

Icon buttons (top row actions)

  • X icon: clear the cart (remove all items).
  • TopUp icon: open the reload/top up screen.
  • ||| icon: open the Warehouse & Biller selection modal.
  • Up-left arrow icon: shipping preview + share/print.
  • Up-right arrow icon: invoice preview + share/print.
  • Cashier icon: open close register modal.

Action buttons (bottom row actions)

  • Hold: save the order temporarily (bill) and reopen it later.
  • Note: add transaction notes (sales note and staff note).
  • Open: open the list of suspended bills.
  • Payment: process payment for the transaction.

Cart validation rules

  • Quantity cannot be 0.
  • Stock will be checked for stock items (non-stock items are skipped).
  • Price cannot be below cost (for non-cash items).
  • If there are issues, the Payment button will be disabled.

Special transactions (txn_kind)

Some products use special transaction kinds:

  • tarik_tunai, transfer_tunai, topup, digital
    • Total = nominal + fee + admin (+ tax).
    • When editing, the price field becomes Nominal, Fee, Admin.
  • stock (default)
    • Total = price × qty − discount + tax.

Standard transaction flow

  1. Select a customer.
  2. Search or scan products.
  3. Adjust qty/price/discount if needed (tap an item to edit).
  4. Set shipping (optional).
  5. Tap Payment, choose payment method, then Finish.
  6. The receipt will appear and can be shared/printed.

Modals and what they do

  1. Open Register Modal
    • Shown when the register is not open.
    • Provides an action to open the register.
  2. Scanner Modal
    • Scans a barcode and fills the product search field.
  3. Shipping Preview Modal
    • Shows a shipping summary.
    • Share (WhatsApp) and Print buttons.
  4. Invoice Preview Modal
    • Shows an invoice receipt (without payment).
    • Share and Print buttons.
  5. Customer History Modal
    • Shows purchase history for the selected customer.
  6. Note Modal
    • Sales Note: appears on the receipt.
    • Staff Note: internal note, not shown on the receipt.
  7. Shipping Cost Modal
    • Enter shipping cost.
  8. Open Orders Modal
    • Lists suspended bills.
    • You can reopen or delete them.
  9. Payment Modal
    • Enter payment method, amount, and optional note.
    • Shows total, balance, and change.
  10. Warehouse/Biller Modal
  • Select warehouse and biller.
  • Can be locked for non-owner/admin roles.
  1. Receipt Preview Modal
  • Shows the payment receipt.
  • Share and Close buttons.
  1. Edit Product Modal
  • Edit name, qty/nominal, price/fee/admin, discount, exp, serial.
  • Select unit, view stock, and cost per unit.
  • Delete, Cancel, Save buttons.

Additional notes

  • The cart is saved automatically to local storage and restored when the app is reopened.
  • After a successful payment, the cart is cleared and the receipt can be printed automatically.
  • The default payment amount is the payable total.

Note: This guide content may still be in Indonesian while we prepare the English version.

Published by: MAXsi POS — Android POS App