53 lines
1.2 KiB
Go
53 lines
1.2 KiB
Go
package container
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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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// GetArgs groups the arguments
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// of get container test invoke call.
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type GetArgs struct {
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cid []byte // container identifier
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}
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// GetValues groups the stack parameters
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// returned by get container test invoke.
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type GetValues struct {
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cnr []byte // container in a binary form
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}
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// SetCID sets the container identifier
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// in a binary format.
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func (g *GetArgs) SetCID(v []byte) {
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g.cid = v
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}
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// Container returns the container
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// in a binary format.
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func (g *GetValues) Container() []byte {
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return g.cnr
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}
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// Get performs the test invoke of get container
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// method of NeoFS Container contract.
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func (c *Client) Get(args GetArgs) (*GetValues, error) {
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prms, err := c.client.TestInvoke(
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c.getMethod,
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args.cid,
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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.getMethod)
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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.getMethod, ln)
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}
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cnrBytes, err := client.BytesFromStackItem(prms[0])
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if err != nil {
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return nil, errors.Wrapf(err, "could not get byte array from stack item (%s)", c.getMethod)
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}
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return &GetValues{
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cnr: cnrBytes,
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}, nil
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}
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