Pricing Plugins

Pricing plugins calculate prices at different levels of the order. They run in a chain based on their orderIndex, with lower values running first.

Product Pricing

Calculate prices when products are queried or added to cart.

Adapter Key	Order	Description	When to Use
`shop.unchained.pricing.product-price`	0	Base catalog price	Always — provides the base price from the product catalog
`shop.unchained.pricing.product-price-options`	1	Add-on option prices	When products have configurable options with price modifiers
`shop.unchained.pricing.rate-conversion`	10	Currency conversion	When selling in multiple currencies
`shop.unchained.pricing.product-discount`	30	Apply discounts	When using product-level discount rules or coupons
`shop.unchained.pricing.product-swiss-tax`	80	Swiss VAT	Swiss shops requiring 8.1% / 2.6% VAT calculation
`shop.unchained.pricing.product-round`	90	Round prices	When prices must be rounded to 0.05 (Swiss rounding)

Calculate shipping and handling fees.

Adapter Key	Order	Description	When to Use
`shop.unchained.pricing.delivery-free`	0	Zero-cost delivery	Default — sets delivery cost to zero, replace with custom adapter for fees
`shop.unchained.pricing.delivery-swiss-tax`	80	Swiss VAT on delivery	Swiss shops requiring VAT on shipping fees

Calculate payment processing fees.

Adapter Key	Order	Description	When to Use
`shop.unchained.pricing.payment-free`	0	Zero-cost payment	Default — sets payment fee to zero, replace with custom adapter for surcharges

Aggregate prices into order totals.

Adapter Key	Order	Description	When to Use
`shop.unchained.pricing.order-items`	0	Sum product totals	Always — aggregates product line items into order total
`shop.unchained.pricing.order-delivery`	10	Add delivery fees	Always — adds delivery costs to order total
`shop.unchained.pricing.order-payment`	10	Add payment fees	Always — adds payment surcharges to order total
`shop.unchained.pricing.order-items-discount`	30	Items-only discounts	When applying discounts that only affect product line items
`shop.unchained.pricing.order-discount`	40	Full order discounts	When applying discounts across the entire order total
`shop.unchained.pricing.order-round`	90	Round order totals	When final order totals need rounding (Swiss 0.05 rounding)

Define discount rules and coupon codes.

Adapter Key	Description
`shop.unchained.discount.100-off`	100 CHF off coupon
`shop.unchained.discount.half-price`	Auto 50% for tagged users
`shop.unchained.discount.half-price-manual`	50% off coupon