package featureconfig

import (
	"github.com/urfave/cli"
)

var (
	broadcastSlashingFlag = cli.BoolFlag{
		Name:  "broadcast-slashing",
		Usage: "Broadcast slashings from slashing pool.",
	}
	noCustomConfigFlag = cli.BoolFlag{
		Name:  "no-custom-config",
		Usage: "Run the beacon chain with the real parameters from phase 0.",
	}
	minimalConfigFlag = cli.BoolFlag{
		Name:  "minimal-config",
		Usage: "Use minimal config with parameters as defined in the spec.",
	}
	writeSSZStateTransitionsFlag = cli.BoolFlag{
		Name:  "interop-write-ssz-state-transitions",
		Usage: "Write ssz states to disk after attempted state transition",
	}
	// disableForkChoiceUnsafeFlag disables using the LMD-GHOST fork choice to update
	// the head of the chain based on attestations and instead accepts any valid received block
	// as the chain head. UNSAFE, use with caution.
	disableForkChoiceUnsafeFlag = cli.BoolFlag{
		Name:  "disable-fork-choice-unsafe",
		Usage: "UNSAFE: disable fork choice for determining head of the beacon chain.",
	}
	// enableAttestationCacheFlag see https://github.com/prysmaticlabs/prysm/issues/3106.
	// enableSSZCache see https://github.com/prysmaticlabs/prysm/pull/4558.
	enableSSZCache = cli.BoolFlag{
		Name:  "enable-ssz-cache",
		Usage: "Enable ssz state root cache mechanism.",
	}
	// enableEth1DataVoteCacheFlag see https://github.com/prysmaticlabs/prysm/issues/3106.
	enableEth1DataVoteCacheFlag = cli.BoolFlag{
		Name:  "enable-eth1-data-vote-cache",
		Usage: "Enable unsafe cache mechanism. See https://github.com/prysmaticlabs/prysm/issues/3106",
	}
	skipBLSVerifyFlag = cli.BoolFlag{
		Name:  "skip-bls-verify",
		Usage: "Whether or not to skip BLS verification of signature at runtime, this is unsafe and should only be used for development",
	}
	enableBackupWebhookFlag = cli.BoolFlag{
		Name:  "enable-db-backup-webhook",
		Usage: "Serve HTTP handler to initiate database backups. The handler is served on the monitoring port at path /db/backup.",
	}
	enableSkipSlotsCacheFlag = cli.BoolFlag{
		Name:  "enable-skip-slots-cache",
		Usage: "Enables the skip slot cache to be used in the event of skipped slots.",
	}
	kafkaBootstrapServersFlag = cli.StringFlag{
		Name:  "kafka-url",
		Usage: "Stream attestations and blocks to specified kafka servers. This field is used for bootstrap.servers kafka config field.",
	}
	initSyncVerifyEverythingFlag = cli.BoolFlag{
		Name: "initial-sync-verify-all-signatures",
		Usage: "Initial sync to finalized checkpoint with verifying block's signature, RANDAO " +
			"and attestation's aggregated signatures. Without this flag, only the proposer " +
			"signature is verified until the node reaches the end of the finalized chain.",
	}
	enableSlasherFlag = cli.BoolFlag{
		Name: "enable-slasher",
		Usage: "Enables connection to a slasher service in order to retrieve slashable events. Slasher is connected to the beacon node using gRPC and " +
			"the slasher-provider flag can be used to pass its address.",
	}
	customGenesisDelayFlag = cli.Uint64Flag{
		Name: "custom-genesis-delay",
		Usage: "Start the genesis event with the configured genesis delay in seconds. " +
			"This flag should be used for local development and testing only.",
	}
	cacheFilteredBlockTreeFlag = cli.BoolFlag{
		Name: "cache-filtered-block-tree",
		Usage: "Cache filtered block tree by maintaining it rather than continually recalculating on the fly, " +
			"this is used for fork choice.",
	}
	protectProposerFlag = cli.BoolFlag{
		Name: "protect-proposer",
		Usage: "Prevent the validator client from signing and broadcasting 2 different block " +
			"proposals in the same epoch. Protects from slashing.",
	}
	protectAttesterFlag = cli.BoolFlag{
		Name: "protect-attester",
		Usage: "Prevent the validator client from signing and broadcasting 2 any slashable attestations. " +
			"Protects from slashing.",
	}
	disableStrictAttestationPubsubVerificationFlag = cli.BoolFlag{
		Name:  "disable-strict-attestation-pubsub-verification",
		Usage: "Disable strict signature verification of attestations in pubsub. See PR 4782 for details.",
	}
	disableUpdateHeadPerAttestation = cli.BoolFlag{
		Name:  "disable-update-head-attestation",
		Usage: "Disable update fork choice head on per attestation. See PR 4802 for details.",
	}
	enableByteMempool = cli.BoolFlag{
		Name:  "enable-byte-mempool",
		Usage: "Enable use of sync.Pool for certain byte arrays in the beacon state",
	}
	enableDomainDataCacheFlag = cli.BoolFlag{
		Name: "enable-domain-data-cache",
		Usage: "Enable caching of domain data requests per epoch. This feature reduces the total " +
			"calls to the beacon node for each assignment.",
	}
	enableStateGenSigVerify = cli.BoolFlag{
		Name: "enable-state-gen-sig-verify",
		Usage: "Enable signature verification for state gen. This feature increases the cost to generate a historical state," +
			"the resulting state is signature verified.",
	}
	checkHeadState = cli.BoolFlag{
		Name:  "check-head-state",
		Usage: "Enables the checking of head state in chainservice first before retrieving the desired state from the db.",
	}
	enableNoiseHandshake = cli.BoolFlag{
		Name: "enable-noise",
		Usage: "This enables the beacon node to use NOISE instead of SECIO for performing handshakes between peers and " +
			"securing transports between peers",
	}
	dontPruneStateStartUp = cli.BoolFlag{
		Name:  "dont-prune-state-start-up",
		Usage: "Don't prune historical states upon start up",
	}
)

// Deprecated flags list.
const deprecatedUsage = "DEPRECATED. DO NOT USE."

var (
	deprecatedEnableFinalizedBlockRootIndexFlag = cli.BoolFlag{
		Name:   "enable-finalized-block-root-index",
		Usage:  deprecatedUsage,
		Hidden: true,
	}
	deprecatedOptimizeProcessEpochFlag = cli.BoolFlag{
		Name:   "optimize-process-epoch",
		Usage:  deprecatedUsage,
		Hidden: true,
	}
	deprecatedPruneFinalizedStatesFlag = cli.BoolFlag{
		Name:   "prune-finalized-states",
		Usage:  deprecatedUsage,
		Hidden: true,
	}
	deprecatedScatterFlag = cli.BoolFlag{
		Name:   "scatter",
		Usage:  deprecatedUsage,
		Hidden: true,
	}
	deprecatedEnableSnappyDBCompressionFlag = cli.BoolFlag{
		Name:   "snappy",
		Usage:  deprecatedUsage,
		Hidden: true,
	}
	deprecatedEnablePruneBoundaryStateFlag = cli.BoolFlag{
		Name:   "prune-states",
		Usage:  deprecatedUsage,
		Hidden: true,
	}
	deprecatedEnableActiveIndicesCacheFlag = cli.BoolFlag{
		Name:   "enable-active-indices-cache",
		Usage:  deprecatedUsage,
		Hidden: true,
	}
	deprecatedEnableActiveCountCacheFlag = cli.BoolFlag{
		Name:   "enable-active-count-cache",
		Usage:  deprecatedUsage,
		Hidden: true,
	}

	deprecatedEnableCustomStateSSZFlag = cli.BoolFlag{
		Name:   "enable-custom-state-ssz",
		Usage:  deprecatedUsage,
		Hidden: true,
	}
	deprecatedEnableCommitteeCacheFlag = cli.BoolFlag{
		Name:   "enable-committee-cache",
		Usage:  deprecatedUsage,
		Hidden: true,
	}
	deprecatedEnableBLSPubkeyCacheFlag = cli.BoolFlag{
		Name:   "enable-bls-pubkey-cache",
		Usage:  deprecatedUsage,
		Hidden: true,
	}
	deprecatedFastCommitteeAssignmentsFlag = cli.BoolFlag{
		Name:   "fast-assignments",
		Usage:  deprecatedUsage,
		Hidden: true,
	}
	deprecatedGenesisDelayFlag = cli.BoolFlag{
		Name:   "genesis-delay",
		Usage:  deprecatedUsage,
		Hidden: true,
	}
	deprecatedNewCacheFlag = cli.BoolFlag{
		Name:   "new-cache",
		Usage:  deprecatedUsage,
		Hidden: true,
	}
	deprecatedEnableShuffledIndexCacheFlag = cli.BoolFlag{
		Name:   "enable-shuffled-index-cache",
		Usage:  deprecatedUsage,
		Hidden: true,
	}
	deprecatedSaveDepositDataFlag = cli.BoolFlag{
		Name:   "save-deposit-data",
		Usage:  deprecatedUsage,
		Hidden: true,
	}
	deprecatedCacheProposerIndicesFlag = cli.BoolFlag{
		Name:   "cache-proposer-indices",
		Usage:  deprecatedUsage,
		Hidden: true,
	}
	deprecatedprotoArrayForkChoice = cli.BoolFlag{
		Name:   "proto-array-forkchoice",
		Usage:  deprecatedUsage,
		Hidden: true,
	}
	deprecatedForkchoiceAggregateAttestations = cli.BoolFlag{
		Name:   "forkchoice-aggregate-attestations",
		Usage:  deprecatedUsage,
		Hidden: true,
	}
	deprecatedEnableAttestationCacheFlag = cli.BoolFlag{
		Name:   "enable-attestation-cache",
		Usage:  deprecatedUsage,
		Hidden: true,
	}
	deprecatedInitSyncCacheStateFlag = cli.BoolFlag{
		Name:   "initial-sync-cache-state",
		Usage:  deprecatedUsage,
		Hidden: true,
	}
)

var deprecatedFlags = []cli.Flag{
	deprecatedEnableFinalizedBlockRootIndexFlag,
	deprecatedScatterFlag,
	deprecatedPruneFinalizedStatesFlag,
	deprecatedOptimizeProcessEpochFlag,
	deprecatedEnableSnappyDBCompressionFlag,
	deprecatedEnablePruneBoundaryStateFlag,
	deprecatedEnableActiveIndicesCacheFlag,
	deprecatedEnableActiveCountCacheFlag,
	deprecatedEnableCustomStateSSZFlag,
	deprecatedEnableCommitteeCacheFlag,
	deprecatedEnableBLSPubkeyCacheFlag,
	deprecatedFastCommitteeAssignmentsFlag,
	deprecatedGenesisDelayFlag,
	deprecatedNewCacheFlag,
	deprecatedEnableShuffledIndexCacheFlag,
	deprecatedSaveDepositDataFlag,
	deprecatedCacheProposerIndicesFlag,
	deprecatedprotoArrayForkChoice,
	deprecatedForkchoiceAggregateAttestations,
	deprecatedEnableAttestationCacheFlag,
	deprecatedInitSyncCacheStateFlag,
}

// ValidatorFlags contains a list of all the feature flags that apply to the validator client.
var ValidatorFlags = append(deprecatedFlags, []cli.Flag{
	minimalConfigFlag,
	protectAttesterFlag,
	protectProposerFlag,
	enableDomainDataCacheFlag,
}...)

// E2EValidatorFlags contains a list of the validator feature flags to be tested in E2E.
var E2EValidatorFlags = []string{
	"--protect-attester",
	"--protect-proposer",
	"--enable-domain-data-cache",
}

// BeaconChainFlags contains a list of all the feature flags that apply to the beacon-chain client.
var BeaconChainFlags = append(deprecatedFlags, []cli.Flag{
	noCustomConfigFlag,
	customGenesisDelayFlag,
	minimalConfigFlag,
	writeSSZStateTransitionsFlag,
	disableForkChoiceUnsafeFlag,
	enableSSZCache,
	enableEth1DataVoteCacheFlag,
	initSyncVerifyEverythingFlag,
	skipBLSVerifyFlag,
	kafkaBootstrapServersFlag,
	enableBackupWebhookFlag,
	enableSkipSlotsCacheFlag,
	enableSlasherFlag,
	cacheFilteredBlockTreeFlag,
	disableStrictAttestationPubsubVerificationFlag,
	disableUpdateHeadPerAttestation,
	enableByteMempool,
	enableStateGenSigVerify,
	checkHeadState,
	enableNoiseHandshake,
	dontPruneStateStartUp,
	broadcastSlashingFlag,
}...)

// E2EBeaconChainFlags contains a list of the beacon chain feature flags to be tested in E2E.
var E2EBeaconChainFlags = []string{
	"--enable-ssz-cache",
	"--cache-filtered-block-tree",
	"--enable-skip-slots-cache",
	"--enable-eth1-data-vote-cache",
	"--enable-byte-mempool",
	"--enable-state-gen-sig-verify",
	"--check-head-state",
}