breez-sdk-docs/snippets/go/send_onchain.go

package example

import (
	"log"

	"github.com/breez/breez-sdk-go/breez_sdk"
)

func GetCurrentFees() {
	// ANCHOR: estimate-current-reverse-swap-total-fees
	sendAmountSat := uint64(50_000)
	reverseSwapFeesRequest := breez_sdk.ReverseSwapFeesRequest{
		SendAmountSat: &sendAmountSat,
	}
	if currentFees, err := sdk.FetchReverseSwapFees(reverseSwapFeesRequest); err == nil {
		log.Printf("Total estimated fees for reverse swap: %v", currentFees.TotalEstimatedFees)
	}
	// ANCHOR_END: estimate-current-reverse-swap-total-fees
}

func ListCurrentFees(currentFees breez_sdk.ReverseSwapPairInfo) {
	// ANCHOR: get-current-reverse-swap-min-max
	log.Printf("Minimum amount, in sats: %v", currentFees.Min)
	log.Printf("Maximum amount, in sats: %v", currentFees.Max)
	// ANCHOR_END: get-current-reverse-swap-min-max
}

func StartReverseSwap() {
	// ANCHOR: start-reverse-swap
	destinationAddress := "bc1.."
	sendAmountSat := uint64(50_000)
	satPerVbyte := uint32(5)
	if currentFees, err := sdk.FetchReverseSwapFees(breez_sdk.ReverseSwapFeesRequest{SendAmountSat: &sendAmountSat}); err == nil {
		sendOnchainRequest := breez_sdk.SendOnchainRequest{
			AmountSat:               sendAmountSat,
			OnchainRecipientAddress: destinationAddress,
			PairHash:                currentFees.FeesHash,
			SatPerVbyte:             satPerVbyte,
		}
		if reverseSwapInfo, err := sdk.SendOnchain(sendOnchainRequest); err == nil {
			log.Printf("%#v", reverseSwapInfo)
		}
	}
	// ANCHOR_END: start-reverse-swap
}

func CheckReverseSwapStatus() {
	// ANCHOR: check-reverse-swaps-status
	if swaps, err := sdk.InProgressReverseSwaps(); err == nil {
		for _, swap := range swaps {
			log.Printf("Reverse swap %v in progress, status is %v", swap.Id, swap.Status)
		}
	}
	// ANCHOR_END: check-reverse-swaps-status
}