forked from TrueCloudLab/neoneo-go
51 lines
1.8 KiB
Go
51 lines
1.8 KiB
Go
package smartcontract_test
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import (
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"context"
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"encoding/hex"
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"github.com/nspcc-dev/neo-go/pkg/core/transaction"
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"github.com/nspcc-dev/neo-go/pkg/rpcclient"
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"github.com/nspcc-dev/neo-go/pkg/rpcclient/actor"
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"github.com/nspcc-dev/neo-go/pkg/smartcontract"
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"github.com/nspcc-dev/neo-go/pkg/util"
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"github.com/nspcc-dev/neo-go/pkg/wallet"
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)
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func ExampleBuilder() {
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// No error checking done at all, intentionally.
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c, _ := rpcclient.New(context.Background(), "url", rpcclient.Options{})
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neoHash, _ := c.GetNativeContractHash("NeoToken")
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pKey, _ := hex.DecodeString("03d9e8b16bd9b22d3345d6d4cde31be1c3e1d161532e3d0ccecb95ece2eb58336e") // Public key.
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b := smartcontract.NewBuilder()
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// Single NEO "vote" call with a check
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b.InvokeWithAssert(neoHash, "vote", pKey)
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script, _ := b.Script()
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// The script can then be used to create transaction or to invoke via RPC.
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res, _ := c.InvokeScript(script, []transaction.Signer{{Account: util.Uint160{0x01, 0x02, 0x03}, Scopes: transaction.CalledByEntry}})
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if res.State != "HALT" {
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// The script failed
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}
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b.Reset() // Copy the old script above if you need it!
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w, _ := wallet.NewWalletFromFile("somewhere")
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defer w.Close()
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// Assuming there is one Account inside
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a, _ := actor.NewSimple(c, w.Accounts[0])
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from := w.Accounts[0].Contract.ScriptHash() // Assuming Contract is present.
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// Multiple transfers in a single script. If any of them fail whole script fails.
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b.InvokeWithAssert(neoHash, "transfer", from, util.Uint160{0x70}, 1, nil)
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b.InvokeWithAssert(neoHash, "transfer", from, util.Uint160{0x71}, 10, []byte("data"))
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b.InvokeWithAssert(neoHash, "transfer", from, util.Uint160{0x72}, 1, nil)
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script, _ = b.Script()
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// The script can then be used to create transaction or to invoke via RPC.
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txid, vub, _ := a.SendRun(script)
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_ = txid
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_ = vub
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}
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