add getAddresses API method on avm

vms/avm/service.go

@@ -448,6 +448,40 @@ func (service *Service) CreateAddress(r *http.Request, args *CreateAddressArgs,
 	return nil
 }
 
+// GetAddressesArgs ...
+type GetAddressesArgs struct {
+	// User that we're listing the addresses of
+	Username string `json:"username"`
+	Password string `json:"password"`
+}
+
+// GetAddressesResponse ...
+type GetAddressesResponse struct {
+	// Each element is an address controlled by specified account
+	Addresses []string `json:"addresses"`
+}
+
+// GetAddresses returns all of the addresses controlled by user [args.Username]
+func (service *Service) GetAddresses(_ *http.Request, args *GetAddressesArgs, response *GetAddressesResponse) error {
+	db, err := service.vm.ctx.Keystore.GetDatabase(args.Username, args.Password)
+	if err != nil {
+		return fmt.Errorf("problem retrieving user: %w", err)
+	}
+
+	user := userState{vm: service.vm}
+	addresses, err := user.Addresses(db)
+	if err != nil {
+		response.Addresses = nil
+		return nil
+	}
+
+	for _, address := range addresses {
+		addressBytes := address.Key()
+		response.Addresses = append(response.Addresses, service.vm.Format(addressBytes[:]))
+	}
+	return nil
+}
+
 // ExportKeyArgs are arguments for ExportKey
 type ExportKeyArgs struct {
 	Username string `json:"username"`