forked from TrueCloudLab/neoneo-go
31 lines
1 KiB
Go
31 lines
1 KiB
Go
/*
|
|
Package oracle provides interface to OracleContract native contract.
|
|
Oracles allow you to get external (non-blockchain) data using HTTPS or NeoFS
|
|
protocols.
|
|
*/
|
|
package oracle
|
|
|
|
import (
|
|
"github.com/nspcc-dev/neo-go/pkg/interop"
|
|
"github.com/nspcc-dev/neo-go/pkg/interop/contract"
|
|
)
|
|
|
|
// Hash represents Oracle contract hash.
|
|
const Hash = "\x58\x87\x17\x11\x7e\x0a\xa8\x10\x72\xaf\xab\x71\xd2\xdd\x89\xfe\x7c\x4b\x92\xfe"
|
|
|
|
// Request represents `request` method of Oracle native contract.
|
|
func Request(url string, filter []byte, cb string, userData interface{}, gasForResponse int) {
|
|
contract.Call(interop.Hash160(Hash), "request",
|
|
contract.States|contract.AllowNotify,
|
|
url, filter, cb, userData, gasForResponse)
|
|
}
|
|
|
|
// GetPrice represents `getPrice` method of Oracle native contract.
|
|
func GetPrice() int {
|
|
return contract.Call(interop.Hash160(Hash), "getPrice", contract.ReadStates).(int)
|
|
}
|
|
|
|
// SetPrice represents `setPrice` method of Oracle native contract.
|
|
func SetPrice(amount int) {
|
|
contract.Call(interop.Hash160(Hash), "setPrice", contract.States, amount)
|
|
}
|