upgrade

var (
	InitiallyActiveTime       = time.Date(2020, time.December, 5, 5, 0, 0, 0, time.UTC)
	UnscheduledActivationTime = time.Date(9999, time.December, 1, 0, 0, 0, 0, time.UTC)

	// Lux is a fresh-genesis network: every Avalanche-inherited fork gate
	// (ApricotPhase1-6, Banff, Cortina, Durango) and the now-historical
	// Lux-native gates (Quasar, Fortuna) are collapsed to InitiallyActiveTime,
	// so each is active from block 0. Because the historical dates are all in
	// the past, a genesis-active timestamp is behaviorally identical for any
	// live block. Granite stays UnscheduledActivationTime: it is a not-yet-live
	// Lux upgrade, not Avalanche legacy, so activating it is a consensus
	// decision rather than a mechanical de-Avalanche collapse. Per-network
	// VALUES (X-Chain stop vertex, epoch duration) are preserved; only the gate
	// TIMES collapse.
	Mainnet = Config{
		ApricotPhase1Time:            InitiallyActiveTime,
		ApricotPhase2Time:            InitiallyActiveTime,
		ApricotPhase3Time:            InitiallyActiveTime,
		ApricotPhase4Time:            InitiallyActiveTime,
		ApricotPhase4MinPChainHeight: 0,
		ApricotPhase5Time:            InitiallyActiveTime,
		ApricotPhasePre6Time:         InitiallyActiveTime,
		ApricotPhase6Time:            InitiallyActiveTime,
		ApricotPhasePost6Time:        InitiallyActiveTime,
		BanffTime:                    InitiallyActiveTime,
		CortinaTime:                  InitiallyActiveTime,

		CortinaXChainStopVertexID: ids.FromStringOrPanic("jrGWDh5Po9FMj54depyunNixpia5PN4aAYxfmNzU8n752Rjga"),
		DurangoTime:               InitiallyActiveTime,
		QuasarTime:                InitiallyActiveTime,
		FortunaTime:               InitiallyActiveTime,
		GraniteTime:               UnscheduledActivationTime,
		GraniteEpochDuration:      5 * time.Minute,
	}
	// Testnet collapses identically to Mainnet (see above): all Avalanche-
	// inherited and historical Lux gate TIMES become genesis-active; Granite
	// stays future-gated; the X-Chain stop vertex and epoch duration are
	// preserved as per-network values.
	Testnet = Config{
		ApricotPhase1Time:            InitiallyActiveTime,
		ApricotPhase2Time:            InitiallyActiveTime,
		ApricotPhase3Time:            InitiallyActiveTime,
		ApricotPhase4Time:            InitiallyActiveTime,
		ApricotPhase4MinPChainHeight: 0,
		ApricotPhase5Time:            InitiallyActiveTime,
		ApricotPhasePre6Time:         InitiallyActiveTime,
		ApricotPhase6Time:            InitiallyActiveTime,
		ApricotPhasePost6Time:        InitiallyActiveTime,
		BanffTime:                    InitiallyActiveTime,
		CortinaTime:                  InitiallyActiveTime,

		CortinaXChainStopVertexID: ids.FromStringOrPanic("2D1cmbiG36BqQMRyHt4kFhWarmatA1ighSpND3FeFgz3vFVtCZ"),
		DurangoTime:               InitiallyActiveTime,
		QuasarTime:                InitiallyActiveTime,
		FortunaTime:               InitiallyActiveTime,
		GraniteTime:               UnscheduledActivationTime,
		GraniteEpochDuration:      5 * time.Minute,
	}
	Default = Config{
		ApricotPhase1Time:            InitiallyActiveTime,
		ApricotPhase2Time:            InitiallyActiveTime,
		ApricotPhase3Time:            InitiallyActiveTime,
		ApricotPhase4Time:            InitiallyActiveTime,
		ApricotPhase4MinPChainHeight: 0,
		ApricotPhase5Time:            InitiallyActiveTime,
		ApricotPhasePre6Time:         InitiallyActiveTime,
		ApricotPhase6Time:            InitiallyActiveTime,
		ApricotPhasePost6Time:        InitiallyActiveTime,
		BanffTime:                    InitiallyActiveTime,
		CortinaTime:                  InitiallyActiveTime,
		CortinaXChainStopVertexID:    ids.Empty,
		DurangoTime:                  InitiallyActiveTime,
		QuasarTime:                   InitiallyActiveTime,
		FortunaTime:                  InitiallyActiveTime,
		GraniteTime:                  UnscheduledActivationTime,
		GraniteEpochDuration:         30 * time.Second,
	}

	ErrInvalidUpgradeTimes = errors.New("invalid upgrade configuration")
)