forked from smartcontractkit/chainlink
/
main.go
44 lines (39 loc) · 1.17 KB
/
main.go
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package main
import (
"fmt"
"math/big"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/ethclient"
"github.com/DCMMC/chainlink/core/internal/gethwrappers/generated/vrf_consumer_v2"
"github.com/DCMMC/chainlink/core/internal/gethwrappers/generated/vrf_coordinator_v2"
)
func panicErr(err error) {
if err != nil {
panic(err)
}
}
func main() {
consumerAddress := "0x9E79d9A7F68D136ec4c1C0187B97c271CEa6008B"
ec, err := ethclient.Dial("ws://127.0.0.1:8546")
panicErr(err)
coordinator, err := vrf_coordinator_v2.NewVRFCoordinatorV2(common.HexToAddress("0x569620752AbB8a31AC2832b6680efAFcB399E37e"), ec)
panicErr(err)
sub, err := coordinator.GetSubscription(nil, 1)
fmt.Println(sub, err)
c, err := coordinator.GetConfig(nil)
fmt.Println(c, err)
consumer, err := vrf_consumer_v2.NewVRFConsumerV2(common.HexToAddress(consumerAddress), ec)
panicErr(err)
var rw []*big.Int
nw := 3
var r *big.Int
for i := 0; i < nw; i++ {
r, err = consumer.SRandomWords(nil, big.NewInt(int64(i)))
panicErr(err)
rw = append(rw, r)
}
gasAvail, err := consumer.SGasAvailable(nil)
panicErr(err)
fmt.Println("Random words", rw)
fmt.Println("Gas available", gasAvail)
}