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package fr.acinq.lightning.channel
import fr.acinq.bitcoin.BlockHash
import fr.acinq.bitcoin.ByteVector32
import fr.acinq.bitcoin.Satoshi
import fr.acinq.bitcoin.TxId
import fr.acinq.lightning.CltvExpiry
import fr.acinq.lightning.CltvExpiryDelta
import fr.acinq.lightning.MilliSatoshi
import fr.acinq.lightning.blockchain.fee.FeeratePerKw
import fr.acinq.lightning.wire.InteractiveTxMessage
import fr.acinq.lightning.wire.UpdateAddHtlc
sealed class ChannelException(open val channelId: ByteVector32, override val message: String) : RuntimeException(message) {
fun details(): String = "$channelId: $message"
}
// @formatter:off
data class InvalidChainHash (override val channelId: ByteVector32, val local: BlockHash, val remote: BlockHash) : ChannelException(channelId, "invalid chainHash (local=$local remote=$remote)")
data class InvalidFundingAmount (override val channelId: ByteVector32, val fundingAmount: Satoshi) : ChannelException(channelId, "invalid funding_amount=$fundingAmount")
data class InvalidPushAmount (override val channelId: ByteVector32, val pushAmount: MilliSatoshi, val max: MilliSatoshi) : ChannelException(channelId, "invalid pushAmount=$pushAmount (max=$max)")
data class InvalidMaxAcceptedHtlcs (override val channelId: ByteVector32, val maxAcceptedHtlcs: Int, val max: Int) : ChannelException(channelId, "invalid max_accepted_htlcs=$maxAcceptedHtlcs (max=$max)")
data class InvalidChannelType (override val channelId: ByteVector32, val ourChannelType: ChannelType, val theirChannelType: ChannelType) : ChannelException(channelId, "invalid channel_type=${theirChannelType.name}, expected channel_type=${ourChannelType.name}")
data class MissingChannelType (override val channelId: ByteVector32) : ChannelException(channelId, "option_channel_type was negotiated but channel_type is missing")
data class DustLimitTooSmall (override val channelId: ByteVector32, val dustLimit: Satoshi, val min: Satoshi) : ChannelException(channelId, "dustLimit=$dustLimit is too small (min=$min)")
data class DustLimitTooLarge (override val channelId: ByteVector32, val dustLimit: Satoshi, val max: Satoshi) : ChannelException(channelId, "dustLimit=$dustLimit is too large (max=$max)")
data class ToSelfDelayTooHigh (override val channelId: ByteVector32, val toSelfDelay: CltvExpiryDelta, val max: CltvExpiryDelta) : ChannelException(channelId, "unreasonable to_self_delay=$toSelfDelay (max=$max)")
data class MissingLiquidityAds (override val channelId: ByteVector32) : ChannelException(channelId, "liquidity ads field is missing")
data class InvalidLiquidityAdsSig (override val channelId: ByteVector32) : ChannelException(channelId, "liquidity ads signature is invalid")
data class InvalidLiquidityAdsAmount (override val channelId: ByteVector32, val proposed: Satoshi, val min: Satoshi) : ChannelException(channelId, "liquidity ads funding amount is too low (expected at least $min, got $proposed)")
data class InvalidLiquidityAdsRate (override val channelId: ByteVector32) : ChannelException(channelId, "liquidity ads funding rate does not match the rate we selected")
data class UnexpectedLiquidityAdsFundingFee (override val channelId: ByteVector32, val fundingTxId: TxId) : ChannelException(channelId, "unexpected liquidity ads funding fee for txId=$fundingTxId (transaction not found)")
data class InvalidLiquidityAdsFundingFee (override val channelId: ByteVector32, val fundingTxId: TxId, val paymentHash: ByteVector32, val expected: Satoshi, val proposed: MilliSatoshi) : ChannelException(channelId, "invalid liquidity ads funding fee for txId=$fundingTxId and paymentHash=$paymentHash (expected $expected, got $proposed)")
data class ChannelFundingError (override val channelId: ByteVector32) : ChannelException(channelId, "channel funding error")
data class RbfAttemptAborted (override val channelId: ByteVector32) : ChannelException(channelId, "rbf attempt aborted")
data class SpliceAborted (override val channelId: ByteVector32) : ChannelException(channelId, "splice aborted")
data class DualFundingAborted (override val channelId: ByteVector32, val reason: String) : ChannelException(channelId, "dual funding aborted: $reason")
data class UnexpectedInteractiveTxMessage (override val channelId: ByteVector32, val msg: InteractiveTxMessage) : ChannelException(channelId, "unexpected interactive-tx message (${msg::class})")
data class UnexpectedCommitSig (override val channelId: ByteVector32) : ChannelException(channelId, "unexpected commitment signatures (commit_sig)")
data class UnexpectedFundingSignatures (override val channelId: ByteVector32) : ChannelException(channelId, "unexpected funding signatures (tx_signatures)")
data class InvalidFundingSignature (override val channelId: ByteVector32, val txId: TxId) : ChannelException(channelId, "invalid funding signature: txId=$txId")
data class InvalidRbfFeerate (override val channelId: ByteVector32, val proposed: FeeratePerKw, val expected: FeeratePerKw) : ChannelException(channelId, "invalid rbf attempt: the feerate must be at least $expected, you proposed $proposed")
data class InvalidRbfAlreadyInProgress (override val channelId: ByteVector32) : ChannelException(channelId, "invalid rbf attempt: the current rbf attempt must be completed or aborted first")
data class InvalidRbfTxAbortNotAcked (override val channelId: ByteVector32) : ChannelException(channelId, "invalid rbf attempt: our previous tx_abort has not been acked")
data class InvalidRbfTxConfirmed (override val channelId: ByteVector32, val txId: TxId) : ChannelException(channelId, "no need to rbf, transaction is already confirmed with txId=$txId")
data class InvalidRbfNonInitiator (override val channelId: ByteVector32) : ChannelException(channelId, "cannot initiate rbf: we're not the initiator of this interactive-tx attempt")
data class InvalidRbfAttempt (override val channelId: ByteVector32) : ChannelException(channelId, "invalid rbf attempt")
data class InvalidSpliceAlreadyInProgress (override val channelId: ByteVector32) : ChannelException(channelId, "invalid splice attempt: the current splice attempt must be completed or aborted first")
data class InvalidSpliceAbortNotAcked (override val channelId: ByteVector32) : ChannelException(channelId, "invalid splice attempt: our previous tx_abort has not been acked")
data class InvalidSpliceNotQuiescent (override val channelId: ByteVector32) : ChannelException(channelId, "invalid splice attempt: the channel is not quiescent")
data class NoMoreHtlcsClosingInProgress (override val channelId: ByteVector32) : ChannelException(channelId, "cannot send new htlcs, closing in progress")
data class ClosingAlreadyInProgress (override val channelId: ByteVector32) : ChannelException(channelId, "closing already in progress")
data class CannotCloseWithUnsignedOutgoingHtlcs (override val channelId: ByteVector32) : ChannelException(channelId, "cannot close when there are unsigned outgoing htlc")
data class CannotCloseWithUnsignedOutgoingUpdateFee(override val channelId: ByteVector32) : ChannelException(channelId, "cannot close when there is an unsigned fee update")
data class ChannelUnavailable (override val channelId: ByteVector32) : ChannelException(channelId, "channel is unavailable (offline or closing)")
data class InvalidFinalScript (override val channelId: ByteVector32) : ChannelException(channelId, "invalid final script")
data class FundingTxSpent (override val channelId: ByteVector32, val spendingTxId: TxId) : ChannelException(channelId, "funding tx has been spent by txId=$spendingTxId")
data class HtlcsTimedOutDownstream (override val channelId: ByteVector32, val htlcs: Set) : ChannelException(channelId, "one or more htlcs timed out downstream: ids=${htlcs.map { it.id } .joinToString(",")}")
data class FulfilledHtlcsWillTimeout (override val channelId: ByteVector32, val htlcs: Set) : ChannelException(channelId, "one or more htlcs that should be fulfilled are close to timing out: ids=${htlcs.map { it.id }.joinToString()}")
data class HtlcOverriddenByLocalCommit (override val channelId: ByteVector32, val htlc: UpdateAddHtlc) : ChannelException(channelId, "htlc ${htlc.id} was overridden by local commit")
data class FeerateTooSmall (override val channelId: ByteVector32, val remoteFeeratePerKw: FeeratePerKw) : ChannelException(channelId, "remote fee rate is too small: remoteFeeratePerKw=${remoteFeeratePerKw.toLong()}")
data class FeerateTooDifferent (override val channelId: ByteVector32, val localFeeratePerKw: FeeratePerKw, val remoteFeeratePerKw: FeeratePerKw) : ChannelException(channelId, "local/remote feerates are too different: remoteFeeratePerKw=${remoteFeeratePerKw.toLong()} localFeeratePerKw=${localFeeratePerKw.toLong()}")
data class InvalidCommitmentSignature (override val channelId: ByteVector32, val txId: TxId) : ChannelException(channelId, "invalid commitment signature: txId=$txId")
data class InvalidHtlcSignature (override val channelId: ByteVector32, val txId: TxId) : ChannelException(channelId, "invalid htlc signature: txId=$txId")
data class InvalidCloseSignature (override val channelId: ByteVector32, val txId: TxId) : ChannelException(channelId, "invalid close signature: txId=$txId")
data class InvalidCloseAmountBelowDust (override val channelId: ByteVector32, val txId: TxId) : ChannelException(channelId, "invalid closing tx: some outputs are below dust: txId=$txId")
data class CommitSigCountMismatch (override val channelId: ByteVector32, val expected: Int, val actual: Int) : ChannelException(channelId, "commit sig count mismatch: expected=$expected actual=$actual")
data class HtlcSigCountMismatch (override val channelId: ByteVector32, val expected: Int, val actual: Int) : ChannelException(channelId, "htlc sig count mismatch: expected=$expected actual: $actual")
data class ForcedLocalCommit (override val channelId: ByteVector32) : ChannelException(channelId, "forced local commit")
data class UnexpectedHtlcId (override val channelId: ByteVector32, val expected: Long, val actual: Long) : ChannelException(channelId, "unexpected htlc id: expected=$expected actual=$actual")
data class ExpiryTooBig (override val channelId: ByteVector32, val maximum: CltvExpiry, val actual: CltvExpiry, val blockCount: Long) : ChannelException(channelId, "expiry too big: maximum=$maximum actual=$actual blockCount=$blockCount")
data class HtlcValueTooSmall (override val channelId: ByteVector32, val minimum: MilliSatoshi, val actual: MilliSatoshi) : ChannelException(channelId, "htlc value too small: minimum=$minimum actual=$actual")
data class HtlcValueTooHighInFlight (override val channelId: ByteVector32, val maximum: ULong, val actual: MilliSatoshi) : ChannelException(channelId, "in-flight htlcs hold too much value: maximum=$maximum actual=$actual")
data class TooManyAcceptedHtlcs (override val channelId: ByteVector32, val maximum: Long) : ChannelException(channelId, "too many accepted htlcs: maximum=$maximum")
data class TooManyOfferedHtlcs (override val channelId: ByteVector32, val maximum: Long) : ChannelException(channelId, "too many offered htlcs: maximum=$maximum")
data class InsufficientFunds (override val channelId: ByteVector32, val amount: MilliSatoshi, val missing: Satoshi, val reserve: Satoshi, val fees: Satoshi) : ChannelException(channelId, "insufficient funds: missing=$missing reserve=$reserve fees=$fees")
data class RemoteCannotAffordFeesForNewHtlc (override val channelId: ByteVector32, val amount: MilliSatoshi, val missing: Satoshi, val fees: Satoshi) : ChannelException(channelId, "remote can't afford increased commit tx fees once new HTLC is added: missing=$missing fees=$fees")
data class InvalidHtlcPreimage (override val channelId: ByteVector32, val id: Long) : ChannelException(channelId, "invalid htlc preimage for htlc id=$id")
data class UnknownHtlcId (override val channelId: ByteVector32, val id: Long) : ChannelException(channelId, "unknown htlc id=$id")
data class CannotExtractSharedSecret (override val channelId: ByteVector32, val htlc: UpdateAddHtlc) : ChannelException(channelId, "can't extract shared secret: paymentHash=${htlc.paymentHash} onion=${htlc.onionRoutingPacket}")
data class NonInitiatorCannotSendUpdateFee (override val channelId: ByteVector32) : ChannelException(channelId, "only the initiator should send update_fee message")
data class CannotAffordFirstCommitFees (override val channelId: ByteVector32, val missing: Satoshi, val fees: Satoshi) : ChannelException(channelId, "can't pay the fee in first commitment: missing=$missing fees=$fees")
data class CannotAffordFees (override val channelId: ByteVector32, val missing: Satoshi, val reserve: Satoshi, val fees: Satoshi) : ChannelException(channelId, "can't pay the fee: missing=$missing reserve=$reserve fees=$fees")
data class CannotSignWithoutChanges (override val channelId: ByteVector32) : ChannelException(channelId, "cannot sign when there are no change")
data class CannotSignBeforeRevocation (override val channelId: ByteVector32) : ChannelException(channelId, "cannot sign until next revocation hash is received")
data class UnexpectedRevocation (override val channelId: ByteVector32) : ChannelException(channelId, "received unexpected RevokeAndAck message")
data class InvalidRevocation (override val channelId: ByteVector32) : ChannelException(channelId, "invalid revocation")
data class InvalidFailureCode (override val channelId: ByteVector32) : ChannelException(channelId, "UpdateFailMalformedHtlc message doesn't have BADONION bit set")
data class PleasePublishYourCommitment (override val channelId: ByteVector32) : ChannelException(channelId, "please publish your local commitment")
data class CommandUnavailableInThisState (override val channelId: ByteVector32, val state: String) : ChannelException(channelId, "cannot execute command in state=$state")
data class ForbiddenDuringSplice (override val channelId: ByteVector32, val command: String?) : ChannelException(channelId, "cannot process $command while splicing")
data class InvalidSpliceRequest (override val channelId: ByteVector32) : ChannelException(channelId, "invalid splice request")
// @formatter:on
