neoneo-go/pkg/core/native/interop.go
2020-07-27 11:08:01 +03:00

34 lines
778 B
Go

package native
import (
"errors"
"fmt"
"github.com/nspcc-dev/neo-go/pkg/core/interop"
"github.com/nspcc-dev/neo-go/pkg/core/state"
"github.com/nspcc-dev/neo-go/pkg/vm"
)
// Deploy deploys native contract.
func Deploy(ic *interop.Context, _ *vm.VM) error {
if ic.Block == nil || ic.Block.Index != 0 {
return errors.New("native contracts can be deployed only at 0 block")
}
for _, native := range ic.Natives {
md := native.Metadata()
cs := &state.Contract{
ID: md.ContractID,
Script: md.Script,
Manifest: md.Manifest,
}
if err := ic.DAO.PutContractState(cs); err != nil {
return err
}
if err := native.Initialize(ic); err != nil {
return fmt.Errorf("initializing %s native contract: %v", md.ServiceName, err)
}
}
return nil
}