Added GetPaymailAddress action

action_paymails.go

@@ -7,6 +7,23 @@ import (
 	"github.com/BuxOrg/bux/utils"
 )
 
+// GetPaymailAddress will get a paymail address model
+func (c *Client) GetPaymailAddress(ctx context.Context, address string, opts ...ModelOps) (*PaymailAddress, error) {
+
+	// Check for existing NewRelic transaction
+	ctx = c.GetOrStartTxn(ctx, "get_paymail_address")
+
+	// Get the paymail address
+	paymailAddress, err := getPaymail(ctx, address, append(opts, c.DefaultModelOptions()...)...)
+	if err != nil {
+		return nil, err
+	} else if paymailAddress == nil {
+		return nil, ErrMissingPaymail
+	}
+
+	return paymailAddress, nil
+}
+
 // NewPaymailAddress will create a new paymail address
 func (c *Client) NewPaymailAddress(ctx context.Context, xPubKey, address, publicName, avatar string,
 	opts ...ModelOps) (*PaymailAddress, error) {

errors.go

@@ -79,6 +79,9 @@ var ErrOutputValueUnSpendable = errors.New("output value un-spendable")
 // ErrPaymailAddressIsInvalid is when the paymail address is NOT alias@domain.com
 var ErrPaymailAddressIsInvalid = errors.New("paymail address is invalid")
 
+// ErrPaymailAddressAlreadyRegistered is when the paymail address is already registered to another xpub
+var ErrPaymailAddressAlreadyRegistered = errors.New("paymail address is already registered")
+
 // ErrUtxoNotReserved is when the utxo is not reserved, but a transaction tries to spend it
 var ErrUtxoNotReserved = errors.New("transaction utxo has not been reserved for spending")
 

interface.go

@@ -66,6 +66,7 @@ type XPubService interface {
 
 // PaymailService is the paymail actions
 type PaymailService interface {
+	GetPaymailAddress(ctx context.Context, address string, opts ...ModelOps) (*PaymailAddress, error)
 	NewPaymailAddress(ctx context.Context, key, address, publicName, avatar string, opts ...ModelOps) (*PaymailAddress, error)
 	DeletePaymailAddress(ctx context.Context, address string, opts ...ModelOps) error
 	UpdatePaymailAddress(ctx context.Context, address, publicName, avatar string,