100 lines
2.4 KiB
Go
100 lines
2.4 KiB
Go
|
package SlotMashine
|
||
|
|
|
||
|
|
import (
|
||
|
|
|
||
|
|
"github.com/nspcc-dev/neo-go/pkg/interop"
|
||
|
|
"github.com/nspcc-dev/neo-go/pkg/interop/contract"
|
||
|
|
"github.com/nspcc-dev/neo-go/pkg/interop/runtime"
|
||
|
|
"github.com/nspcc-dev/neo-go/pkg/interop/storage"
|
||
|
|
)
|
||
|
|
|
||
|
|
const (
|
||
|
|
zaCoinHashKey = "zaCoinHash"
|
||
|
|
)
|
||
|
|
|
||
|
|
func _deploy(data interface{}, isUpdate bool) {
|
||
|
|
if isUpdate {
|
||
|
|
return
|
||
|
|
}
|
||
|
|
|
||
|
|
// Parse hash of forint contract from incoming data
|
||
|
|
args := data.(struct {
|
||
|
|
zaCoinHash interop.Hash160
|
||
|
|
})
|
||
|
|
|
||
|
|
if len(args.zaCoinHash) != interop.Hash160Len {
|
||
|
|
panic("invalid hash of zaCoin contract")
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
ctx := storage.GetContext()
|
||
|
|
storage.Put(ctx, zaCoinHashKey, args.zaCoinHash)
|
||
|
|
}
|
||
|
|
|
||
|
|
func RollSlot(bet int) {
|
||
|
|
ctx := storage.GetContext()
|
||
|
|
playerOwner := runtime.GetScriptContainer().Sender
|
||
|
|
res := Roll()
|
||
|
|
if (res == 0){
|
||
|
|
changePlayerBalance(ctx, playerOwner, -bet)
|
||
|
|
} else {
|
||
|
|
win := res * bet
|
||
|
|
changePlayerBalance(ctx, playerOwner, win)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func Roll() int {
|
||
|
|
wheelNumber:="Wheel number: "
|
||
|
|
value:=" Value: "
|
||
|
|
firstWheel := (runtime.GetRandom() % 8) + 1
|
||
|
|
runtime.Notify(wheelNumber, 1, value, firstWheel)
|
||
|
|
|
||
|
|
secondWheel := (runtime.GetRandom() % 8) + 1
|
||
|
|
runtime.Notify(wheelNumber, 2, value, secondWheel)
|
||
|
|
|
||
|
|
thirdWheel := (runtime.GetRandom() % 8) + 1
|
||
|
|
runtime.Notify(wheelNumber, 3, value, thirdWheel)
|
||
|
|
|
||
|
|
if (firstWheel == secondWheel && firstWheel == thirdWheel){
|
||
|
|
return firstWheel
|
||
|
|
} else {
|
||
|
|
return 0
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
func OnNEP17Payment(from interop.Hash160, amount int, data any) {
|
||
|
|
ctx := storage.GetContext()
|
||
|
|
zaCoinHash := storage.Get(ctx, zaCoinHashKey).(interop.Hash160)
|
||
|
|
|
||
|
|
callingHash := runtime.GetCallingScriptHash()
|
||
|
|
if !callingHash.Equals(zaCoinHash) {
|
||
|
|
panic("only ZC is accepted")
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func changePlayerBalance(ctx storage.Context, playerOwner interop.Hash160, balanceChange int) {
|
||
|
|
zaCoinHash := storage.Get(ctx, zaCoinHashKey).(interop.Hash160)
|
||
|
|
playerContract := runtime.GetExecutingScriptHash()
|
||
|
|
|
||
|
|
var from, to interop.Hash160
|
||
|
|
var transferAmount int
|
||
|
|
if balanceChange > 0 {
|
||
|
|
// Transfer funds from contract to player owner
|
||
|
|
from = playerContract
|
||
|
|
to = playerOwner
|
||
|
|
transferAmount = balanceChange
|
||
|
|
} else {
|
||
|
|
// Transfer funds from player owner to contract
|
||
|
|
from = playerOwner
|
||
|
|
to = playerContract
|
||
|
|
transferAmount = -balanceChange // We flip sender/receiver, but keep amount positive
|
||
|
|
}
|
||
|
|
|
||
|
|
transferred := contract.Call(zaCoinHash, "transfer", contract.All, from, to, transferAmount, nil).(bool)
|
||
|
|
if !transferred {
|
||
|
|
panic("failed to transfer zaCoins")
|
||
|
|
}
|
||
|
|
}
|