package pad

// Protocol parameters.
// Defaults are compile-time constants; GraduationThreshold and ListFeeGns also have
// live copies set in Init and adjustable by protocol via SetGraduationThreshold /
// SetListFeeGns (see memepad.gno). Bond create fee is owned by the bond realm.

const (
	// Token economics
	TotalSupply int64 = 1_000_000_000
	CurveSupply int64 = 800_000_000 // sold on bonding curve
	// PoolSeed is legacy. Graduation sizes LP tokens to curve spot
	// (raised * VirtualToken / VirtualUgnot); unsold remainder = LeftoverTokens.
	PoolSeed int64 = 200_000_000

	// Virtual constant-product seed (Pump-style).
	// Max net raise when selling full CurveSupply:
	//   R = VirtualUgnot0 * CurveSupply / (VirtualToken0 - CurveSupply)
	// Pearl default: VU0=3.5e9 + VT0≈1.073e9 => max raise ≈10.2k GNOT so
	// DefaultGraduationThreshold 10_000 GNOT is reachable before sold-out.
	VirtualUgnot0 int64 = 102_375_071_625 // mainnet: max raise ≥ 300k GNOT
	VirtualToken0 int64 = 1_073_000_191 // virtual token side

	// Default graduation raise (ugnot). Live value starts here in Init;
	// protocol may call SetGraduationThreshold afterward.
	GraduationThreshold int64 = 300_000_000_000 // 300_000 GNOT (SetGraduationThreshold later)

	// Fees: 1.20% total. Of the fee: 40% creator, 40% protocol, 20% LP/k remainder.
	FeeBPS              int64 = 120
	CreatorFeeShareBPS  int64 = 4000
	ProtocolFeeShareBPS int64 = 4000

	// Fallback create bond for unit tests / if bond realm unavailable.
	// Production pad uses createbond.CurrentBondUgnot() (see bond package).
	// Sapphire normal bond = 2 GNOT; promo ~ $20 in ugnot set on bond.StartPromo.
	CreateBondUgnot int64 = 150_000_000 // 150 GNOT fallback; live = bond realm
	BondRefundBuyers     int   = 5
	BondRefundMinRaised  int64 = 5_000_000 // >=5 GNOT raised
	BondRefundMaxHeights int64 = 100_000

	// Anti-snipe: first N heights, max cumulative tokens per address (BPS of TotalSupply).
	AntiSnipeHeights   int64 = 20
	AntiSnipeMaxBuyBPS int64 = 500 // 5% per address in window

	// Status
	StatusCurve     = 0
	StatusGraduated = 1

	// Trade history ring buffer.
	MaxTradeHistory = 128
	// Trade sides stored in history
	TradeSideBuy  = 0
	TradeSideSell = 1
	TradeSideOpen = 2 // initial listing mark

	DenomUgnot = "ugnot"

	// --- Gnoswap auto-list (Sapphire) ---
	// Curve collateral is WUGNOT (Buy TransferFrom). At graduate, pad already holds
	// raised WUGNOT for LP - no realm self-wrap needed.
	// CreatePool fee is fixed in GNS (typically 100e6 = 100 GNS):
	//   Fee = pre-funded GNS on pad OR surplus WUGNOT (fees retained) ExactOut -> GNS
	GnoswapFeeTier     uint32 = 3000 // 0.3% meme tier
	GnoswapTickSpacing int32  = 60
	GnoswapMinTick     int32  = -887272
	GnoswapMaxTick     int32  = 887272
	// Max WUGNOT used as ExactOut maxIn for fee buy (ceiling / slippage).
	// Prefer pre-funding >=100 GNS on pad so LP depth stays = raised.
	GnoswapMaxFeeWugnot int64 = 1_500_000_000 // 1500 GNOT

	// Create-time GNS list fee escrow (padv20+).
	// Creator must Transfer >= ListFeeGns free GNS to pad before Create.
	// Locked per-launch until Gnoswap list consumes it, or ClaimListFee refunds creator.
	// Matches typical gnspool.GetPoolCreationFee() (100 GNS, 6 decimals).
	ListFeeGns int64 = 100_000_000
)