Update project structure and build process

libwallet/newop/context.go

@@ -0,0 +1,36 @@
+package newop
+
+import "github.com/muun/libwallet/operation"
+
+// PaymentContext stores data required to analyze and validate an operation
+type PaymentContext struct {
+	FeeWindow                *FeeWindow
+	NextTransactionSize      *NextTransactionSize
+	ExchangeRateWindow       *ExchangeRateWindow
+	PrimaryCurrency          string
+	MinFeeRateInSatsPerVByte float64
+	SubmarineSwap            *SubmarineSwap
+}
+
+func (c *PaymentContext) totalBalance() int64 {
+	return c.NextTransactionSize.toInternalType().TotalBalance()
+}
+
+func (c *PaymentContext) toBitcoinAmount(sats int64, inputCurrency string) *BitcoinAmount {
+	amount := c.ExchangeRateWindow.convert(
+		NewMonetaryAmountFromSatoshis(sats),
+		inputCurrency,
+	)
+	return &BitcoinAmount{
+		InSat:             sats,
+		InInputCurrency:   amount,
+		InPrimaryCurrency: c.ExchangeRateWindow.convert(amount, c.PrimaryCurrency),
+	}
+}
+
+func newPaymentAnalyzer(context *PaymentContext) *operation.PaymentAnalyzer {
+	return operation.NewPaymentAnalyzer(
+		context.FeeWindow.toInternalType(),
+		context.NextTransactionSize.toInternalType(),
+	)
+}