frostfs-node/pkg/morph/client/balance/decimals.go
Evgenii Stratonikov 3c5b62d839 [#625] morph/client: make method names constant
We don't use custom names and the only place where custom method option
is used it provides the default name and can be omitted.

Signed-off-by: Evgenii Stratonikov <evgeniy@nspcc.ru>
2022-02-01 15:47:54 +03:00

47 lines
1.2 KiB
Go

package balance
import (
"fmt"
"github.com/nspcc-dev/neofs-node/pkg/morph/client"
)
// DecimalsArgs groups the arguments
// of decimals test invoke call.
type DecimalsArgs struct {
}
// DecimalsValues groups the stack parameters
// returned by decimals test invoke.
type DecimalsValues struct {
decimals int64 // decimals value
}
// Decimals returns the decimals value.
func (d *DecimalsValues) Decimals() int64 {
return d.decimals
}
// Decimals performs the test invoke of decimals
// method of NeoFS Balance contract.
func (c *Client) Decimals(args DecimalsArgs) (*DecimalsValues, error) {
invokePrm := client.TestInvokePrm{}
invokePrm.SetMethod(decimalsMethod)
prms, err := c.client.TestInvoke(invokePrm)
if err != nil {
return nil, fmt.Errorf("could not perform test invocation (%s): %w", decimalsMethod, err)
} else if ln := len(prms); ln != 1 {
return nil, fmt.Errorf("unexpected stack item count (%s): %d", decimalsMethod, ln)
}
decimals, err := client.IntFromStackItem(prms[0])
if err != nil {
return nil, fmt.Errorf("could not get integer stack item from stack item (%s): %w", decimalsMethod, err)
}
return &DecimalsValues{
decimals: decimals,
}, nil
}