docs: add reference to services for service-specific resources

Author: angelofallars

billing_statement_line_item.go

@@ -3,6 +3,8 @@ package payrex
 // BillingStatementLineItem is a line item of a [BillingStatement] that pertains
 // to a business's products or services.
 //
+// Service: [ServiceBillingStatementLineItems]
+//
 // API reference: https://docs.payrexhq.com/docs/api/billing_statement_line_items
 type BillingStatementLineItem struct {
 	BaseResource

checkout_session.go

@@ -2,6 +2,8 @@ package payrex
 
 // CheckoutSession is used to notify your application about events in your PayRex account.
 //
+// Service: [ServiceCheckoutSessions]
+//
 // API reference: https://docs.payrexhq.com/docs/api/checkout_sessions
 type CheckoutSession struct {
 	BaseResource

customer_session.go

@@ -2,6 +2,9 @@ package payrex
 
 // TODO: add doc comments for resources when PayRex adds official docs for CustomerSession
 
+// CustomerSession represents a customer session.
+//
+// Service: [CustomerSession]
 type CustomerSession struct {
 	BaseResource
 	CustomerID   string                     `json:"customer_id"`

payout.go

@@ -6,6 +6,8 @@ import "net/http"
 //
 // Payouts are made depending on the payout schedule for your PayRex merchant account.
 //
+// Service: [ServicePayouts]
+//
 // API reference: https://docs.payrexhq.com/docs/api/payouts
 type Payout struct {
 	BaseResource
@@ -35,6 +37,8 @@ type PayoutDestination struct {
 //
 // Every [PayoutTransaction] belongs to a [Payout] resource.
 //
+// Service: [ServicePayouts]
+//
 // API reference: https://docs.payrexhq.com/docs/api/payout_transactions
 type PayoutTransaction struct {
 	// Unique identifier for the resource.

refund.go

@@ -2,6 +2,8 @@ package payrex
 
 // Refund resources represent a refunded amount of a paid payment.
 //
+// Service: [ServiceRefunds]
+//
 // API reference: https://docs.payrexhq.com/docs/api/refunds
 type Refund struct {
 	BaseResource

webhook.go

@@ -2,6 +2,8 @@ package payrex
 
 // Webhook is used to notify your application about events in your PayRex account.
 //
+// Service: [ServiceWebhooks]
+//
 // API reference: https://docs.payrexhq.com/docs/api/webhooks
 type Webhook struct {
 	BaseResource