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chore(examples): Add stake and unstake example #192
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1822b87
chore(examples): Add stake and unstake example
DaughterOfMars 52c3551
split and fix examples
DaughterOfMars 4dc3032
add constructors and bindings example
DaughterOfMars d3f49ae
Merge branch 'sdk-bindings' into chore/stake-example
DaughterOfMars cca7b8a
clippy
DaughterOfMars dfe7032
Add some logs
DaughterOfMars e5d7dcc
formatting
DaughterOfMars 47600cb
Merge branch 'sdk-bindings' into chore/stake-example
DaughterOfMars 82678b6
fixes after merge
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,121 @@ | ||
| // Copyright (c) 2025 IOTA Stiftung | ||
| // SPDX-License-Identifier: Apache-2.0 | ||
|
|
||
| package main | ||
|
|
||
| import ( | ||
| "log" | ||
|
|
||
| sdk "bindings/iota_sdk_ffi" | ||
| ) | ||
|
|
||
| func isNilError(err error) bool { | ||
| if sdkErr, ok := err.(*sdk.SdkFfiError); ok { | ||
| return sdkErr == nil | ||
| } | ||
| return false | ||
| } | ||
|
|
||
| func main() { | ||
| client := sdk.GraphQlClientNewDevnet() | ||
|
|
||
| myAddress, err := sdk.AddressFromHex("0x611830d3641a68f94a690dcc25d1f4b0dac948325ac18f6dd32564371735f32c") | ||
| if err != nil { | ||
| log.Fatalf("Failed to parse address: %v", err) | ||
| } | ||
|
|
||
| validators, err := client.ActiveValidators(nil, &sdk.PaginationFilter{Direction: sdk.DirectionForward}) | ||
| if !isNilError(err) { | ||
| log.Fatalf("Failed to get active validators: %v", err) | ||
| } | ||
|
|
||
| if len(validators.Data) == 0 { | ||
| log.Fatal("No validators found") | ||
| } | ||
| validator := validators.Data[0] | ||
|
|
||
| var validatorName string | ||
| if validator.Name == nil { | ||
| validatorName = "with no name" | ||
| } else { | ||
| validatorName = *validator.Name | ||
| } | ||
| log.Printf("Staking to validator %v", validatorName) | ||
|
|
||
| coinObjId, err := sdk.ObjectIdFromHex("0xd04077fe3b6fad13b3d4ed0d535b7ca92afcac8f0f2a0e0925fb9f4f0b30c699") | ||
| if err != nil { | ||
| log.Fatalf("Failed to parse object ID: %v", err) | ||
| } | ||
| coin, err := client.Object(coinObjId, nil) | ||
| if !isNilError(err) { | ||
| log.Fatalf("Failed to get coin: %v", err) | ||
| } | ||
|
|
||
| gasCoinObjId, err := sdk.ObjectIdFromHex("0x0b0270ee9d27da0db09651e5f7338dfa32c7ee6441ccefa1f6e305735bcfc7ab") | ||
| if err != nil { | ||
| log.Fatalf("Failed to parse object ID: %v", err) | ||
| } | ||
| gasCoin, err := client.Object(gasCoinObjId, nil) | ||
| if !isNilError(err) { | ||
| log.Fatalf("Failed to get gas coin: %v", err) | ||
| } | ||
|
|
||
| iotaSystemAddress, err := sdk.AddressFromHex("0x3") | ||
| if err != nil { | ||
| log.Fatalf("Failed to parse address: %v", err) | ||
| } | ||
|
|
||
| iotaSystemId, err := sdk.ObjectIdFromHex("0x5") | ||
| if err != nil { | ||
| log.Fatalf("Failed to parse object ID: %v", err) | ||
| } | ||
|
|
||
| iotaSystemModule, err := sdk.NewIdentifier("iota_system") | ||
| if err != nil { | ||
| log.Fatalf("Failed to parse identifier: %v", err) | ||
| } | ||
|
|
||
| requestAddStakeFn, err := sdk.NewIdentifier("request_add_stake") | ||
| if err != nil { | ||
| log.Fatalf("Failed to parse identifier: %v", err) | ||
| } | ||
|
|
||
| builder := sdk.NewTransactionBuilder() | ||
| inputs := []*sdk.Argument{ | ||
| builder.Input(sdk.UnresolvedInputNewShared(iotaSystemId, 1, true)), | ||
| builder.Input(sdk.UnresolvedInputFromObject(*coin).WithOwnedKind()), | ||
| builder.Input(sdk.UnresolvedInputNewPure(validator.Address.ToBytes())), | ||
| } | ||
| builder.MoveCall( | ||
| sdk.Function{ | ||
| Package: iotaSystemAddress, | ||
| Module: iotaSystemModule, | ||
| Function: requestAddStakeFn, | ||
| }, | ||
| inputs, | ||
| ) | ||
| builder.SetSender(myAddress) | ||
| builder.SetGasBudget(50000000) | ||
| gasPrice, err := client.ReferenceGasPrice(nil) | ||
| if !isNilError(err) { | ||
| log.Fatalf("Failed to get gas price: %v", err) | ||
| } | ||
| builder.SetGasPrice(*gasPrice) | ||
| builder.AddGasObjects([]*sdk.UnresolvedInput{sdk.UnresolvedInputFromObject(*gasCoin).WithOwnedKind()}) | ||
|
|
||
| txn, err := builder.Finish() | ||
| if err != nil { | ||
| log.Fatalf("Failed to create transaction: %v", err) | ||
| } | ||
|
|
||
| res, err := client.DryRunTx(txn, nil) | ||
| if !isNilError(err) { | ||
| log.Fatalf("Failed to get gas price: %v", err) | ||
| } | ||
|
|
||
| if res.Error != nil { | ||
| log.Fatalf("Failed to stake: %v", *res.Error) | ||
| } | ||
|
|
||
| log.Print("Stake dry run was successful!") | ||
| } | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,100 @@ | ||
| // Copyright (c) 2025 IOTA Stiftung | ||
| // SPDX-License-Identifier: Apache-2.0 | ||
|
|
||
| package main | ||
|
|
||
| import ( | ||
| "log" | ||
|
|
||
| sdk "bindings/iota_sdk_ffi" | ||
| ) | ||
|
|
||
| func isNilError(err error) bool { | ||
| if sdkErr, ok := err.(*sdk.SdkFfiError); ok { | ||
| return sdkErr == nil | ||
| } | ||
| return false | ||
| } | ||
|
|
||
| func main() { | ||
| client := sdk.GraphQlClientNewDevnet() | ||
|
|
||
| stakedIotaType := "0x3::staking_pool::StakedIota" | ||
| stakedIotas, err := client.Objects(&sdk.PaginationFilter{Direction: sdk.DirectionForward}, &sdk.ObjectFilter{TypeTag: &stakedIotaType}) | ||
| if !isNilError(err) { | ||
| log.Fatalf("Failed to get staked iota: %v", err) | ||
| } | ||
| if len(stakedIotas.Data) == 0 { | ||
| log.Fatal("No staked iota objects found") | ||
| } | ||
| stakedIota := stakedIotas.Data[0] | ||
|
|
||
| gasCoinType := sdk.StructTagGasCoin().String() | ||
| gasCoins, err := client.Objects(&sdk.PaginationFilter{Direction: sdk.DirectionForward}, &sdk.ObjectFilter{TypeTag: &gasCoinType, Owner: stakedIota.Owner().AsAddressOpt()}) | ||
| if !isNilError(err) { | ||
| log.Fatalf("Failed to get gas coin: %v", err) | ||
| } | ||
| if len(gasCoins.Data) == 0 { | ||
| log.Fatal("No gas coins found") | ||
| } | ||
| gasCoin := gasCoins.Data[0] | ||
|
|
||
| iotaSystemAddress, err := sdk.AddressFromHex("0x3") | ||
| if err != nil { | ||
| log.Fatalf("Failed to parse address: %v", err) | ||
| } | ||
|
|
||
| iotaSystemId, err := sdk.ObjectIdFromHex("0x5") | ||
| if err != nil { | ||
| log.Fatalf("Failed to parse object ID: %v", err) | ||
| } | ||
|
|
||
| iotaSystemModule, err := sdk.NewIdentifier("iota_system") | ||
| if err != nil { | ||
| log.Fatalf("Failed to parse identifier: %v", err) | ||
| } | ||
|
|
||
| requestAddStakeFn, err := sdk.NewIdentifier("request_withdraw_stake") | ||
| if err != nil { | ||
| log.Fatalf("Failed to parse identifier: %v", err) | ||
| } | ||
|
|
||
| builder := sdk.NewTransactionBuilder() | ||
| inputs := []*sdk.Argument{ | ||
| builder.Input(sdk.UnresolvedInputNewShared(iotaSystemId, 1, true)), | ||
| builder.Input(sdk.UnresolvedInputFromObject(stakedIota).WithOwnedKind()), | ||
| } | ||
| builder.MoveCall( | ||
| sdk.Function{ | ||
| Package: iotaSystemAddress, | ||
| Module: iotaSystemModule, | ||
| Function: requestAddStakeFn, | ||
| TypeArgs: []*sdk.TypeTag{}, | ||
| }, | ||
| inputs, | ||
| ) | ||
| builder.SetSender(gasCoin.Owner().AsAddress()) | ||
| builder.SetGasBudget(50000000) | ||
| gasPrice, err := client.ReferenceGasPrice(nil) | ||
| if !isNilError(err) { | ||
| log.Fatalf("Failed to get gas price: %v", err) | ||
| } | ||
| builder.SetGasPrice(*gasPrice) | ||
| builder.AddGasObjects([]*sdk.UnresolvedInput{sdk.UnresolvedInputFromObject(gasCoin).WithOwnedKind()}) | ||
|
|
||
| txn, err := builder.Finish() | ||
| if err != nil { | ||
| log.Fatalf("Failed to create transaction: %v", err) | ||
| } | ||
|
|
||
| res, err := client.DryRunTx(txn, nil) | ||
| if !isNilError(err) { | ||
| log.Fatalf("Failed to get gas price: %v", err) | ||
| } | ||
|
|
||
| if res.Error != nil { | ||
| log.Fatalf("Failed to unstake: %v", *res.Error) | ||
| } | ||
|
|
||
| log.Print("Unstake dry run was successful!") | ||
| } |
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