the transaction output amout prohibit set zero (#1109)

diff --git a/blockchain/txbuilder/actions.go b/blockchain/txbuilder/actions.go
index 525f11c..8751a83 100644 (file)
--- a/blockchain/txbuilder/actions.go
+++ b/blockchain/txbuilder/actions.go
@@ -40,6 +40,9 @@ func (a *controlReceiverAction) Build(ctx context.Context, b *TemplateBuilder) e
        if a.AssetId.IsZero() {
                missing = append(missing, "asset_id")
        }
+       if a.Amount == 0 {
+               missing = append(missing, "amount")
+       }
        if len(missing) > 0 {
                return MissingFieldsError(missing...)
        }
@@ -68,6 +71,9 @@ func (a *controlAddressAction) Build(ctx context.Context, b *TemplateBuilder) er
        if a.AssetId.IsZero() {
                missing = append(missing, "asset_id")
        }
+       if a.Amount == 0 {
+               missing = append(missing, "amount")
+       }
        if len(missing) > 0 {
                return MissingFieldsError(missing...)
        }
@@ -115,6 +121,9 @@ func (a *controlProgramAction) Build(ctx context.Context, b *TemplateBuilder) er
        if a.AssetId.IsZero() {
                missing = append(missing, "asset_id")
        }
+       if a.Amount == 0 {
+               missing = append(missing, "amount")
+       }
        if len(missing) > 0 {
                return MissingFieldsError(missing...)
        }