forked from TrueCloudLab/frostfs-node
52 lines
1.3 KiB
Go
52 lines
1.3 KiB
Go
package balance
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import (
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"github.com/nspcc-dev/neofs-node/pkg/morph/client"
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"github.com/pkg/errors"
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)
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// GetBalanceOfArgs groups the arguments
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// of "balance of" test invoke call.
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type GetBalanceOfArgs struct {
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wallet []byte // wallet script hash
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}
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// GetBalanceOfValues groups the stack parameters
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// returned by "balance of" test invoke.
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type GetBalanceOfValues struct {
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amount int64 // wallet funds amount
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}
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// SetWallet sets the wallet script hash
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// in a binary format.
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func (g *GetBalanceOfArgs) SetWallet(v []byte) {
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g.wallet = v
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}
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// Amount returns the amount of funds.
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func (g *GetBalanceOfValues) Amount() int64 {
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return g.amount
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}
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// BalanceOf performs the test invoke of "balance of"
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// method of NeoFS Balance contract.
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func (c *Client) BalanceOf(args GetBalanceOfArgs) (*GetBalanceOfValues, error) {
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prms, err := c.client.TestInvoke(
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c.balanceOfMethod,
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args.wallet,
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)
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if err != nil {
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return nil, errors.Wrapf(err, "could not perform test invocation (%s)", c.balanceOfMethod)
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} else if ln := len(prms); ln != 1 {
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return nil, errors.Errorf("unexpected stack item count (%s): %d", c.balanceOfMethod, ln)
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}
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amount, err := client.IntFromStackItem(prms[0])
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if err != nil {
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return nil, errors.Wrapf(err, "could not get integer stack item from stack item (%s)", c.balanceOfMethod)
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}
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return &GetBalanceOfValues{
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amount: amount,
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}, nil
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}
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