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roulette_v2 package

Overview

Package roulette — American Provably Fair roulette (38 pockets) + DeFi LP.

Pockets: 0 and 37 ("00") are green; 1–36 are red/black. Fairness: BigEndian(sha256(serverSeed+clientSeed+nonce)[:8]) % 38 → 0..37

Straight Up pays ×36. Outside bets (RED/BLACK/EVEN/ODD/LOW/HIGH) pay ×2 and lose when the result is 0 or 37 (00).

Allowed stakes only: 0.5 / 1 / 2 / 5 / 10 GNOT (ugnot equivalents below). Anyone may DepositLiquidity / WithdrawLiquidity as an LP.

Functions

DepositBankroll

func DepositBankroll(cur realm)

Command

# WARNING: This command is running in an INSECURE mode.
# It is strongly recommended to use a hardware device for signing
# and avoid trusting any computer connected to the internet,
# as your private keys could be exposed.

gnokey maketx call -pkgpath "gno.land/r/g1u97n45s4s6q7vn5clr8339pv4up455hnqn4aff/roulette_v2" -func "DepositBankroll" -gas-fee 1000000ugnot -gas-wanted 1_000_000_000 -send "" -chainid "pearl-1" -remote "https://rpc.pearl.testnets.gno.land" ADDRESSgnokey query -remote "https://rpc.pearl.testnets.gno.land" auth/accounts/ADDRESS
gnokey maketx call -pkgpath "gno.land/r/g1u97n45s4s6q7vn5clr8339pv4up455hnqn4aff/roulette_v2" -func "DepositBankroll" -gas-fee 1000000ugnot -gas-wanted 1_000_000_000 -send "" -broadcast=false ADDRESS > call.tx
gnokey sign -tx-path call.tx -chainid "pearl-1" -account-number ACCOUNTNUMBER -account-sequence SEQUENCENUMBER ADDRESS
gnokey broadcast -remote "https://rpc.pearl.testnets.gno.land" call.tx

DepositLiquidity

func DepositLiquidity(cur realm)

DepositLiquidity accepts ugnot (-send) and mints proportional LP shares. Minimum deposit: 1 GNOT.

Command

# WARNING: This command is running in an INSECURE mode.
# It is strongly recommended to use a hardware device for signing
# and avoid trusting any computer connected to the internet,
# as your private keys could be exposed.

gnokey maketx call -pkgpath "gno.land/r/g1u97n45s4s6q7vn5clr8339pv4up455hnqn4aff/roulette_v2" -func "DepositLiquidity" -gas-fee 1000000ugnot -gas-wanted 1_000_000_000 -send "" -chainid "pearl-1" -remote "https://rpc.pearl.testnets.gno.land" ADDRESSgnokey query -remote "https://rpc.pearl.testnets.gno.land" auth/accounts/ADDRESS
gnokey maketx call -pkgpath "gno.land/r/g1u97n45s4s6q7vn5clr8339pv4up455hnqn4aff/roulette_v2" -func "DepositLiquidity" -gas-fee 1000000ugnot -gas-wanted 1_000_000_000 -send "" -broadcast=false ADDRESS > call.tx
gnokey sign -tx-path call.tx -chainid "pearl-1" -account-number ACCOUNTNUMBER -account-sequence SEQUENCENUMBER ADDRESS
gnokey broadcast -remote "https://rpc.pearl.testnets.gno.land" call.tx

DisplayLabel

func DisplayLabel(n int) string

DisplayLabel maps internal result 0..37 → "0" / "00" / "1".."36"

Param

Command

gnokey query vm/qeval -remote "https://rpc.pearl.testnets.gno.land" -data "gno.land/r/g1u97n45s4s6q7vn5clr8339pv4up455hnqn4aff/roulette_v2.DisplayLabel()"

Result

GetAccumulatedProfit

func GetAccumulatedProfit() int64

Command

gnokey query vm/qeval -remote "https://rpc.pearl.testnets.gno.land" -data "gno.land/r/g1u97n45s4s6q7vn5clr8339pv4up455hnqn4aff/roulette_v2.GetAccumulatedProfit()"

Result

GetBankroll

func GetBankroll() int64

Command

gnokey query vm/qeval -remote "https://rpc.pearl.testnets.gno.land" -data "gno.land/r/g1u97n45s4s6q7vn5clr8339pv4up455hnqn4aff/roulette_v2.GetBankroll()"

Result

GetLPCount

func GetLPCount() int

Command

gnokey query vm/qeval -remote "https://rpc.pearl.testnets.gno.land" -data "gno.land/r/g1u97n45s4s6q7vn5clr8339pv4up455hnqn4aff/roulette_v2.GetLPCount()"

Result

GetLPInfo

func GetLPInfo(addr string) string

GetLPInfo returns a human-readable summary for addr.

Param

Command

gnokey query vm/qeval -remote "https://rpc.pearl.testnets.gno.land" -data "gno.land/r/g1u97n45s4s6q7vn5clr8339pv4up455hnqn4aff/roulette_v2.GetLPInfo()"

Result

GetLastResult

func GetLastResult() int

Command

gnokey query vm/qeval -remote "https://rpc.pearl.testnets.gno.land" -data "gno.land/r/g1u97n45s4s6q7vn5clr8339pv4up455hnqn4aff/roulette_v2.GetLastResult()"

Result

GetPoolStats

func GetPoolStats() string

GetPoolStats returns global LP pool statistics.

Command

gnokey query vm/qeval -remote "https://rpc.pearl.testnets.gno.land" -data "gno.land/r/g1u97n45s4s6q7vn5clr8339pv4up455hnqn4aff/roulette_v2.GetPoolStats()"

Result

GetRoundID

func GetRoundID() int

Command

gnokey query vm/qeval -remote "https://rpc.pearl.testnets.gno.land" -data "gno.land/r/g1u97n45s4s6q7vn5clr8339pv4up455hnqn4aff/roulette_v2.GetRoundID()"

Result

GetServerSeedHash

func GetServerSeedHash() string

Command

gnokey query vm/qeval -remote "https://rpc.pearl.testnets.gno.land" -data "gno.land/r/g1u97n45s4s6q7vn5clr8339pv4up455hnqn4aff/roulette_v2.GetServerSeedHash()"

Result

GetStatus

func GetStatus() string

Command

gnokey query vm/qeval -remote "https://rpc.pearl.testnets.gno.land" -data "gno.land/r/g1u97n45s4s6q7vn5clr8339pv4up455hnqn4aff/roulette_v2.GetStatus()"

Result

GetTotalDeposits

func GetTotalDeposits() int64

Command

gnokey query vm/qeval -remote "https://rpc.pearl.testnets.gno.land" -data "gno.land/r/g1u97n45s4s6q7vn5clr8339pv4up455hnqn4aff/roulette_v2.GetTotalDeposits()"

Result

GetTotalShares

func GetTotalShares() int64

Command

gnokey query vm/qeval -remote "https://rpc.pearl.testnets.gno.land" -data "gno.land/r/g1u97n45s4s6q7vn5clr8339pv4up455hnqn4aff/roulette_v2.GetTotalShares()"

Result

IsRed

func IsRed(n int) bool

Param

Command

gnokey query vm/qeval -remote "https://rpc.pearl.testnets.gno.land" -data "gno.land/r/g1u97n45s4s6q7vn5clr8339pv4up455hnqn4aff/roulette_v2.IsRed()"

Result

PlaceBet

func PlaceBet(cur realm, betType string, betValue int, clientSeed string)

PlaceBet records a wager. betType: NUMBER | RED | BLACK | EVEN | ODD | LOW | HIGH betValue: 0 / 37 / 1–36 when NUMBER, otherwise 0. Send must be exactly 0.5 / 1 / 2 / 5 / 10 GNOT.

Params

Command

# WARNING: This command is running in an INSECURE mode.
# It is strongly recommended to use a hardware device for signing
# and avoid trusting any computer connected to the internet,
# as your private keys could be exposed.

gnokey maketx call -pkgpath "gno.land/r/g1u97n45s4s6q7vn5clr8339pv4up455hnqn4aff/roulette_v2" -func "PlaceBet" -args $'' -args $'' -args $'' -gas-fee 1000000ugnot -gas-wanted 1_000_000_000 -send "" -chainid "pearl-1" -remote "https://rpc.pearl.testnets.gno.land" ADDRESSgnokey query -remote "https://rpc.pearl.testnets.gno.land" auth/accounts/ADDRESS
gnokey maketx call -pkgpath "gno.land/r/g1u97n45s4s6q7vn5clr8339pv4up455hnqn4aff/roulette_v2" -func "PlaceBet" -args $'' -args $'' -args $'' -gas-fee 1000000ugnot -gas-wanted 1_000_000_000 -send "" -broadcast=false ADDRESS > call.tx
gnokey sign -tx-path call.tx -chainid "pearl-1" -account-number ACCOUNTNUMBER -account-sequence SEQUENCENUMBER ADDRESS
gnokey broadcast -remote "https://rpc.pearl.testnets.gno.land" call.tx

Render

func Render(_ string) string

Param

Command

gnokey query vm/qeval -remote "https://rpc.pearl.testnets.gno.land" -data "gno.land/r/g1u97n45s4s6q7vn5clr8339pv4up455hnqn4aff/roulette_v2.Render()"

Result

ResolveRound

func ResolveRound(cur realm, serverSeed string)

Param

Command

# WARNING: This command is running in an INSECURE mode.
# It is strongly recommended to use a hardware device for signing
# and avoid trusting any computer connected to the internet,
# as your private keys could be exposed.

gnokey maketx call -pkgpath "gno.land/r/g1u97n45s4s6q7vn5clr8339pv4up455hnqn4aff/roulette_v2" -func "ResolveRound" -args $'' -gas-fee 1000000ugnot -gas-wanted 1_000_000_000 -send "" -chainid "pearl-1" -remote "https://rpc.pearl.testnets.gno.land" ADDRESSgnokey query -remote "https://rpc.pearl.testnets.gno.land" auth/accounts/ADDRESS
gnokey maketx call -pkgpath "gno.land/r/g1u97n45s4s6q7vn5clr8339pv4up455hnqn4aff/roulette_v2" -func "ResolveRound" -args $'' -gas-fee 1000000ugnot -gas-wanted 1_000_000_000 -send "" -broadcast=false ADDRESS > call.tx
gnokey sign -tx-path call.tx -chainid "pearl-1" -account-number ACCOUNTNUMBER -account-sequence SEQUENCENUMBER ADDRESS
gnokey broadcast -remote "https://rpc.pearl.testnets.gno.land" call.tx

StartRound

func StartRound(cur realm, hash string)

Param

Command

# WARNING: This command is running in an INSECURE mode.
# It is strongly recommended to use a hardware device for signing
# and avoid trusting any computer connected to the internet,
# as your private keys could be exposed.

gnokey maketx call -pkgpath "gno.land/r/g1u97n45s4s6q7vn5clr8339pv4up455hnqn4aff/roulette_v2" -func "StartRound" -args $'' -gas-fee 1000000ugnot -gas-wanted 1_000_000_000 -send "" -chainid "pearl-1" -remote "https://rpc.pearl.testnets.gno.land" ADDRESSgnokey query -remote "https://rpc.pearl.testnets.gno.land" auth/accounts/ADDRESS
gnokey maketx call -pkgpath "gno.land/r/g1u97n45s4s6q7vn5clr8339pv4up455hnqn4aff/roulette_v2" -func "StartRound" -args $'' -gas-fee 1000000ugnot -gas-wanted 1_000_000_000 -send "" -broadcast=false ADDRESS > call.tx
gnokey sign -tx-path call.tx -chainid "pearl-1" -account-number ACCOUNTNUMBER -account-sequence SEQUENCENUMBER ADDRESS
gnokey broadcast -remote "https://rpc.pearl.testnets.gno.land" call.tx

VerifyFairness

func VerifyFairness(serverSeed, clientSeed string, nonce int) int

VerifyFairness — pure: sha256(serverSeed+clientSeed+nonce) → BE uint64 % 38

Params

Command

gnokey query vm/qeval -remote "https://rpc.pearl.testnets.gno.land" -data "gno.land/r/g1u97n45s4s6q7vn5clr8339pv4up455hnqn4aff/roulette_v2.VerifyFairness(,,)"

Result

WithdrawBankroll

func WithdrawBankroll(cur realm, amount int64)

Param

Command

# WARNING: This command is running in an INSECURE mode.
# It is strongly recommended to use a hardware device for signing
# and avoid trusting any computer connected to the internet,
# as your private keys could be exposed.

gnokey maketx call -pkgpath "gno.land/r/g1u97n45s4s6q7vn5clr8339pv4up455hnqn4aff/roulette_v2" -func "WithdrawBankroll" -args $'' -gas-fee 1000000ugnot -gas-wanted 1_000_000_000 -send "" -chainid "pearl-1" -remote "https://rpc.pearl.testnets.gno.land" ADDRESSgnokey query -remote "https://rpc.pearl.testnets.gno.land" auth/accounts/ADDRESS
gnokey maketx call -pkgpath "gno.land/r/g1u97n45s4s6q7vn5clr8339pv4up455hnqn4aff/roulette_v2" -func "WithdrawBankroll" -args $'' -gas-fee 1000000ugnot -gas-wanted 1_000_000_000 -send "" -broadcast=false ADDRESS > call.tx
gnokey sign -tx-path call.tx -chainid "pearl-1" -account-number ACCOUNTNUMBER -account-sequence SEQUENCENUMBER ADDRESS
gnokey broadcast -remote "https://rpc.pearl.testnets.gno.land" call.tx

WithdrawLiquidity

func WithdrawLiquidity(cur realm)

WithdrawLiquidity redeems the caller's full LP position (deposit + profit share).

Command

# WARNING: This command is running in an INSECURE mode.
# It is strongly recommended to use a hardware device for signing
# and avoid trusting any computer connected to the internet,
# as your private keys could be exposed.

gnokey maketx call -pkgpath "gno.land/r/g1u97n45s4s6q7vn5clr8339pv4up455hnqn4aff/roulette_v2" -func "WithdrawLiquidity" -gas-fee 1000000ugnot -gas-wanted 1_000_000_000 -send "" -chainid "pearl-1" -remote "https://rpc.pearl.testnets.gno.land" ADDRESSgnokey query -remote "https://rpc.pearl.testnets.gno.land" auth/accounts/ADDRESS
gnokey maketx call -pkgpath "gno.land/r/g1u97n45s4s6q7vn5clr8339pv4up455hnqn4aff/roulette_v2" -func "WithdrawLiquidity" -gas-fee 1000000ugnot -gas-wanted 1_000_000_000 -send "" -broadcast=false ADDRESS > call.tx
gnokey sign -tx-path call.tx -chainid "pearl-1" -account-number ACCOUNTNUMBER -account-sequence SEQUENCENUMBER ADDRESS
gnokey broadcast -remote "https://rpc.pearl.testnets.gno.land" call.tx

GetHistory

func GetHistory() []RoundRecord

Command

gnokey query vm/qeval -remote "https://rpc.pearl.testnets.gno.land" -data "gno.land/r/g1u97n45s4s6q7vn5clr8339pv4up455hnqn4aff/roulette_v2.GetHistory()"

Result