Add dlmm start and end bin

meta.go

@@ -81,11 +81,17 @@ var (
 	meteoraDlmmAddLiquidity2Discriminator           = calculateDiscriminator("global:add_liquidity2")
 	meteoraDlmmAddLiquidityByStrategyDiscriminator  = calculateDiscriminator("global:add_liquidity_by_strategy")
 	meteoraDlmmAddLiquidityByStrategy2Discriminator = calculateDiscriminator("global:add_liquidity_by_strategy2")
+	meteoraDlmmClaimFeeDiscriminator                = calculateDiscriminator("global:claim_fee")
+	meteoraDlmmClaimFee2Discriminator               = calculateDiscriminator("global:claim_fee2")
+	meteoraDlmmRebalanceLiquidityDiscriminator      = calculateDiscriminator("global:rebalance_liquidity")
 	meteoraDlmmRemoveLiquidityDiscriminator         = calculateDiscriminator("global:remove_liquidity")
 	meteoraDlmmRemoveLiquidity2Discriminator        = calculateDiscriminator("global:remove_liquidity2")
 	meteoraDlmmRemoveLiquidityByRangeDiscriminator  = calculateDiscriminator("global:remove_liquidity_by_range")
 	meteoraDlmmRemoveLiquidityByRange2Discriminator = calculateDiscriminator("global:remove_liquidity_by_range2")
 	meteoraDlmmAddLiquidityEventDiscriminator       = calculateDiscriminator("event:AddLiquidity")
+	meteoraDlmmClaimFeeEventDiscriminator           = calculateDiscriminator("event:ClaimFee")
+	meteoraDlmmClaimFee2EventDiscriminator          = calculateDiscriminator("event:ClaimFee2")
+	meteoraDlmmRebalancingEventDiscriminator        = calculateDiscriminator("event:Rebalancing")
 	meteoraDlmmRemoveLiquidityEventDiscriminator    = calculateDiscriminator("event:RemoveLiquidity")
 )
 
@@ -200,8 +206,10 @@ var (
 const (
 	raydiumV4InitializePoolDiscriminator = uint8(1)
 
-	raydiumV4SwapBaseInDiscriminator  = uint8(9)
+	raydiumV4SwapBaseInDiscriminator    = uint8(9)
-	raydiumV4SwapBaseOutDiscriminator = uint8(11)
+	raydiumV4SwapBaseOutDiscriminator   = uint8(11)
+	raydiumV4SwapBaseInV2Discriminator  = uint8(16)
+	raydiumV4SwapBaseOutV2Discriminator = uint8(17)
 
 	raydiumV4AddLiquidityDiscriminator    = uint8(3)
 	raydiumV4RemoveLiquidityDiscriminator = uint8(4)

metaoradlmm.go

@@ -55,6 +55,51 @@ type dlmmRemoveLiquidityEvent struct {
 	ActiveBinId int32
 }
 
+type dlmmClaimFeeInnerEvent struct {
+	LbPair       solana.PublicKey
+	Position     solana.PublicKey
+	Owner        solana.PublicKey
+	FeeX         uint64
+	FeeY         uint64
+	ActiveBinId  int32
+	HasActiveBin bool
+}
+
+type dlmmClaimFeeEvent struct {
+	LbPair   solana.PublicKey
+	Position solana.PublicKey
+	Owner    solana.PublicKey
+	FeeX     uint64
+	FeeY     uint64
+}
+
+type dlmmClaimFee2Event struct {
+	LbPair      solana.PublicKey
+	Position    solana.PublicKey
+	Owner       solana.PublicKey
+	FeeX        uint64
+	FeeY        uint64
+	ActiveBinId int32
+}
+
+type dlmmRebalancingEvent struct {
+	LbPair           solana.PublicKey
+	Position         solana.PublicKey
+	Owner            solana.PublicKey
+	ActiveBinId      int32
+	XWithdrawnAmount uint64
+	XAddedAmount     uint64
+	YWithdrawnAmount uint64
+	YAddedAmount     uint64
+	XFeeAmount       uint64
+	YFeeAmount       uint64
+	OldMinBinId      int32
+	OldMaxBinId      int32
+	NewMinBinId      int32
+	NewMaxBinId      int32
+	Rewards          [2]uint64
+}
+
 type dlmmBinLiquidityDistribution struct {
 	BinId         int32
 	DistributionX uint16
@@ -207,6 +252,10 @@ func metaoradlmmParser(tx *Tx, instruction Instruction, innerInstructions InnerI
 	case meteoraDlmmAddLiquidityDiscriminator, meteoraDlmmAddLiquidity2Discriminator,
 		meteoraDlmmAddLiquidityByStrategyDiscriminator, meteoraDlmmAddLiquidityByStrategy2Discriminator:
 		return metaoradlmmAddLiquidityParser(tx, instruction, innerInstructions, offset)
+	case meteoraDlmmClaimFeeDiscriminator, meteoraDlmmClaimFee2Discriminator:
+		return metaoradlmmClaimFeeParser(tx, instruction, innerInstructions, offset)
+	case meteoraDlmmRebalanceLiquidityDiscriminator:
+		return metaoradlmmRebalanceLiquidityParser(tx, instruction, innerInstructions, offset)
 	case meteoraDlmmRemoveLiquidityDiscriminator, meteoraDlmmRemoveLiquidity2Discriminator,
 		meteoraDlmmRemoveLiquidityByRangeDiscriminator, meteoraDlmmRemoveLiquidityByRange2Discriminator:
 		return metaoradlmmRemoveLiquidityParser(tx, instruction, innerInstructions, offset)
@@ -457,6 +506,7 @@ func metaoradlmmSwapParser(tx *Tx, instruction Instruction, innerInstructions In
 		UserBaseBalance:   userBase,
 		UserQuoteBalance:  userQuote,
 		EntryContract:     entryContract,
+		ActiveBinId:       swapEvent.EndBinId,
 		StartBinId:        swapEvent.StartBinId,
 		EndBinId:          swapEvent.EndBinId,
 	}
@@ -634,7 +684,7 @@ func metaoradlmmAddLiquidityParser(tx *Tx, instruction Instruction, innerInstruc
 
 	swap := Swap{
 		Program:           SolProgramMeteoraDLMM,
-		Event:             "add_liquidity",
+		Event:             "add",
 		Pool:              pool,
 		BaseMint:          baseMint,
 		QuoteMint:         quoteMint,
@@ -650,6 +700,7 @@ func metaoradlmmAddLiquidityParser(tx *Tx, instruction Instruction, innerInstruc
 		UserBaseBalance:   userBase,
 		UserQuoteBalance:  userQuote,
 		EntryContract:     entryContract,
+		ActiveBinId:       addEvent.ActiveBinId,
 		StartBinId:        startBinId,
 		EndBinId:          endBinId,
 		BinChanges:        binChanges,
@@ -682,6 +733,7 @@ func metaoradlmmRemoveLiquidityParser(tx *Tx, instruction Instruction, innerInst
 		binChanges []DlmmBinLiquidityChange
 		startBinId int32
 		endBinId   int32
+		removeBp   int32
 	)
 
 	switch discriminator {
@@ -692,6 +744,7 @@ func metaoradlmmRemoveLiquidityParser(tx *Tx, instruction Instruction, innerInst
 		}
 		binChanges = dlmmBinChangesFromReduction(args.BinLiquidityRemoval)
 		startBinId, endBinId = dlmmMinMaxBinIdFromReduction(args.BinLiquidityRemoval)
+		removeBp = dlmmCommonRemoveBp(args.BinLiquidityRemoval)
 	case meteoraDlmmRemoveLiquidity2Discriminator:
 		var args dlmmRemoveLiquidity2Args
 		if err := agbinary.NewBorshDecoder(decode[8:]).Decode(&args); err != nil {
@@ -699,6 +752,7 @@ func metaoradlmmRemoveLiquidityParser(tx *Tx, instruction Instruction, innerInst
 		}
 		binChanges = dlmmBinChangesFromReduction(args.BinLiquidityRemoval)
 		startBinId, endBinId = dlmmMinMaxBinIdFromReduction(args.BinLiquidityRemoval)
+		removeBp = dlmmCommonRemoveBp(args.BinLiquidityRemoval)
 	case meteoraDlmmRemoveLiquidityByRangeDiscriminator:
 		var args dlmmRemoveLiquidityByRangeArgs
 		if err := agbinary.NewBorshDecoder(decode[8:]).Decode(&args); err != nil {
@@ -706,6 +760,7 @@ func metaoradlmmRemoveLiquidityParser(tx *Tx, instruction Instruction, innerInst
 		}
 		startBinId = args.FromBinId
 		endBinId = args.ToBinId
+		removeBp = int32(args.BpsToRemove)
 		binChanges = dlmmBinChangesFromRange(startBinId, endBinId, args.BpsToRemove)
 	case meteoraDlmmRemoveLiquidityByRange2Discriminator:
 		var args dlmmRemoveLiquidityByRange2Args
@@ -714,6 +769,7 @@ func metaoradlmmRemoveLiquidityParser(tx *Tx, instruction Instruction, innerInst
 		}
 		startBinId = args.FromBinId
 		endBinId = args.ToBinId
+		removeBp = int32(args.BpsToRemove)
 		binChanges = dlmmBinChangesFromRange(startBinId, endBinId, args.BpsToRemove)
 	default:
 		return nil, increaseOffset(offset), InstructionIgnoredError
@@ -802,7 +858,7 @@ func metaoradlmmRemoveLiquidityParser(tx *Tx, instruction Instruction, innerInst
 
 	swap := Swap{
 		Program:           SolProgramMeteoraDLMM,
-		Event:             "remove_liquidity",
+		Event:             "remove",
 		Pool:              pool,
 		BaseMint:          baseMint,
 		QuoteMint:         quoteMint,
@@ -818,14 +874,287 @@ func metaoradlmmRemoveLiquidityParser(tx *Tx, instruction Instruction, innerInst
 		UserBaseBalance:   userBase,
 		UserQuoteBalance:  userQuote,
 		EntryContract:     entryContract,
+		ActiveBinId:       removeEvent.ActiveBinId,
 		StartBinId:        startBinId,
 		EndBinId:          endBinId,
+		RemoveBp:          removeBp,
 		BinChanges:        binChanges,
 	}
 
 	return []Swap{swap}, offset, nil
 }
 
+func metaoradlmmClaimFeeParser(tx *Tx, instruction Instruction, innerInstructions InnerInstructions, offset [2]uint) ([]Swap, [2]uint, error) {
+	result := tx.rawTx
+
+	entryContract := result.accountList[result.Transaction.Message.Instructions[offset[0]].ProgramIDIndex]
+	if instruction.StackHeight != nil && *instruction.StackHeight > 2 {
+		for _, innerInstr := range innerInstructions.Instructions {
+			if innerInstr.StackHeight != nil && *innerInstr.StackHeight == *instruction.StackHeight-1 {
+				entryContract = result.accountList[innerInstr.ProgramIDIndex]
+				break
+			}
+		}
+	}
+
+	accounts, err := resolveDlmmClaimFeeAccounts(result, instruction.Data, instruction.Accounts)
+	if err != nil {
+		return nil, increaseOffset(offset), fmt.Errorf("meteora dlmm claim fee accounts parse error: %v, offset, %d, %d", err, offset[0], offset[1])
+	}
+
+	claimEvent, nextOffset, err := dlmmClaimFeeEventFromInnerInstructions(innerInstructions, instruction, offset)
+	if err != nil {
+		return nil, nextOffset, err
+	}
+	offset = nextOffset
+	if claimEvent.FeeX == 0 && claimEvent.FeeY == 0 {
+		return nil, offset, InstructionIgnoredError
+	}
+
+	pool := result.accountList[accounts.poolIdx]
+	tokenXMint := result.accountList[accounts.tokenXMintIdx]
+	tokenYMint := result.accountList[accounts.tokenYMintIdx]
+	tokenXProgram := result.accountList[accounts.tokenXProgramIdx]
+	tokenYProgram := result.accountList[accounts.tokenYProgramIdx]
+
+	baseMint, quoteMint, baseIsX := dlmmSelectBaseQuote(tokenXMint, tokenYMint)
+	baseTokenProgram := tokenXProgram
+	quoteTokenProgram := tokenYProgram
+	baseReserveIdx := accounts.reserveXIdx
+	quoteReserveIdx := accounts.reserveYIdx
+	userBaseIdx := accounts.userTokenXIdx
+	userQuoteIdx := accounts.userTokenYIdx
+	baseAmount := decimal.NewFromUint64(claimEvent.FeeX)
+	quoteAmount := decimal.NewFromUint64(claimEvent.FeeY)
+	if !baseIsX {
+		baseTokenProgram = tokenYProgram
+		quoteTokenProgram = tokenXProgram
+		baseReserveIdx = accounts.reserveYIdx
+		quoteReserveIdx = accounts.reserveXIdx
+		userBaseIdx = accounts.userTokenYIdx
+		userQuoteIdx = accounts.userTokenXIdx
+		baseAmount = decimal.NewFromUint64(claimEvent.FeeY)
+		quoteAmount = decimal.NewFromUint64(claimEvent.FeeX)
+	}
+
+	eventUser := result.accountList[accounts.userIdx]
+	if !claimEvent.Owner.IsZero() {
+		eventUser = claimEvent.Owner
+	}
+
+	baseDecimals, ok := dlmmTokenDecimals(result, baseReserveIdx)
+	if !ok {
+		baseDecimals, _ = dlmmTokenDecimals(result, userBaseIdx)
+	}
+	quoteDecimals, ok := dlmmTokenDecimals(result, quoteReserveIdx)
+	if !ok {
+		quoteDecimals, _ = dlmmTokenDecimals(result, userQuoteIdx)
+	}
+
+	if _, exists := tx.Token[baseMint]; !exists && !baseMint.Equals(wSolMint) {
+		tx.Token[baseMint] = TokenMeta{
+			Mint:         baseMint,
+			Decimals:     baseDecimals,
+			TokenProgram: baseTokenProgram,
+		}
+	}
+	if _, exists := tx.Token[quoteMint]; !exists && !quoteMint.Equals(wSolMint) {
+		tx.Token[quoteMint] = TokenMeta{
+			Mint:         quoteMint,
+			Decimals:     quoteDecimals,
+			TokenProgram: quoteTokenProgram,
+		}
+	}
+
+	baseReserve := getAccountBalanceAfterTx(result, baseReserveIdx)
+	quoteReserve := getAccountBalanceAfterTx(result, quoteReserveIdx)
+	userBase := getAccountBalanceAfterTx(result, userBaseIdx)
+	userQuote := getAccountBalanceAfterTx(result, userQuoteIdx)
+	if quoteMint.Equals(wSolMint) {
+		if solAmount, err := GetSolAfterTx(result, accounts.userIdx); err == nil {
+			userQuote = userQuote.Add(decimal.NewFromUint64(solAmount))
+		}
+	}
+
+	swap := Swap{
+		Program:           SolProgramMeteoraDLMM,
+		Event:             "claim_fee",
+		Pool:              pool,
+		BaseMint:          baseMint,
+		QuoteMint:         quoteMint,
+		BaseTokenProgram:  baseTokenProgram,
+		QuoteTokenProgram: quoteTokenProgram,
+		BaseMintDecimals:  baseDecimals,
+		QuoteMintDecimals: quoteDecimals,
+		User:              eventUser,
+		BaseAmount:        baseAmount,
+		QuoteAmount:       quoteAmount,
+		BaseReserve:       baseReserve,
+		QuoteReserve:      quoteReserve,
+		UserBaseBalance:   userBase,
+		UserQuoteBalance:  userQuote,
+		EntryContract:     entryContract,
+	}
+	if claimEvent.HasActiveBin {
+		swap.ActiveBinId = claimEvent.ActiveBinId
+		swap.StartBinId = claimEvent.ActiveBinId
+		swap.EndBinId = claimEvent.ActiveBinId
+	}
+
+	return []Swap{swap}, offset, nil
+}
+
+func metaoradlmmRebalanceLiquidityParser(tx *Tx, instruction Instruction, innerInstructions InnerInstructions, offset [2]uint) ([]Swap, [2]uint, error) {
+	result := tx.rawTx
+
+	entryContract := result.accountList[result.Transaction.Message.Instructions[offset[0]].ProgramIDIndex]
+	if instruction.StackHeight != nil && *instruction.StackHeight > 2 {
+		for _, innerInstr := range innerInstructions.Instructions {
+			if innerInstr.StackHeight != nil && *innerInstr.StackHeight == *instruction.StackHeight-1 {
+				entryContract = result.accountList[innerInstr.ProgramIDIndex]
+				break
+			}
+		}
+	}
+
+	accounts, err := resolveDlmmRebalanceAccounts(result, instruction.Accounts)
+	if err != nil {
+		return nil, increaseOffset(offset), fmt.Errorf("meteora dlmm rebalance liquidity accounts parse error: %v, offset, %d, %d", err, offset[0], offset[1])
+	}
+
+	event, nextOffset, err := dlmmRebalancingEventFromInnerInstructions(innerInstructions, instruction, offset)
+	if err != nil {
+		return nil, nextOffset, err
+	}
+	offset = nextOffset
+
+	pool := result.accountList[accounts.poolIdx]
+	tokenXMint := result.accountList[accounts.tokenXMintIdx]
+	tokenYMint := result.accountList[accounts.tokenYMintIdx]
+	tokenXProgram := result.accountList[accounts.tokenXProgramIdx]
+	tokenYProgram := result.accountList[accounts.tokenYProgramIdx]
+
+	baseMint, quoteMint, baseIsX := dlmmSelectBaseQuote(tokenXMint, tokenYMint)
+	baseTokenProgram := tokenXProgram
+	quoteTokenProgram := tokenYProgram
+	baseReserveIdx := accounts.reserveXIdx
+	quoteReserveIdx := accounts.reserveYIdx
+	userBaseIdx := accounts.userTokenXIdx
+	userQuoteIdx := accounts.userTokenYIdx
+	withdrawBase := event.XWithdrawnAmount
+	withdrawQuote := event.YWithdrawnAmount
+	addBase := event.XAddedAmount
+	addQuote := event.YAddedAmount
+	if !baseIsX {
+		baseTokenProgram = tokenYProgram
+		quoteTokenProgram = tokenXProgram
+		baseReserveIdx = accounts.reserveYIdx
+		quoteReserveIdx = accounts.reserveXIdx
+		userBaseIdx = accounts.userTokenYIdx
+		userQuoteIdx = accounts.userTokenXIdx
+		withdrawBase = event.YWithdrawnAmount
+		withdrawQuote = event.XWithdrawnAmount
+		addBase = event.YAddedAmount
+		addQuote = event.XAddedAmount
+	}
+
+	eventUser := result.accountList[accounts.userIdx]
+	if !event.Owner.IsZero() {
+		eventUser = event.Owner
+	}
+
+	baseDecimals, ok := dlmmTokenDecimals(result, baseReserveIdx)
+	if !ok {
+		baseDecimals, _ = dlmmTokenDecimals(result, userBaseIdx)
+	}
+	quoteDecimals, ok := dlmmTokenDecimals(result, quoteReserveIdx)
+	if !ok {
+		quoteDecimals, _ = dlmmTokenDecimals(result, userQuoteIdx)
+	}
+
+	if _, exists := tx.Token[baseMint]; !exists && !baseMint.Equals(wSolMint) {
+		tx.Token[baseMint] = TokenMeta{
+			Mint:         baseMint,
+			Decimals:     baseDecimals,
+			TokenProgram: baseTokenProgram,
+		}
+	}
+	if _, exists := tx.Token[quoteMint]; !exists && !quoteMint.Equals(wSolMint) {
+		tx.Token[quoteMint] = TokenMeta{
+			Mint:         quoteMint,
+			Decimals:     quoteDecimals,
+			TokenProgram: quoteTokenProgram,
+		}
+	}
+
+	baseReserve := getAccountBalanceAfterTx(result, baseReserveIdx)
+	quoteReserve := getAccountBalanceAfterTx(result, quoteReserveIdx)
+	userBase := getAccountBalanceAfterTx(result, userBaseIdx)
+	userQuote := getAccountBalanceAfterTx(result, userQuoteIdx)
+	if quoteMint.Equals(wSolMint) {
+		if solAmount, err := GetSolAfterTx(result, accounts.userIdx); err == nil {
+			userQuote = userQuote.Add(decimal.NewFromUint64(solAmount))
+		}
+	}
+
+	var swaps []Swap
+	if withdrawBase > 0 || withdrawQuote > 0 {
+		swaps = append(swaps, Swap{
+			Program:           SolProgramMeteoraDLMM,
+			Event:             "remove",
+			Pool:              pool,
+			BaseMint:          baseMint,
+			QuoteMint:         quoteMint,
+			BaseTokenProgram:  baseTokenProgram,
+			QuoteTokenProgram: quoteTokenProgram,
+			BaseMintDecimals:  baseDecimals,
+			QuoteMintDecimals: quoteDecimals,
+			User:              eventUser,
+			BaseAmount:        decimal.NewFromUint64(withdrawBase),
+			QuoteAmount:       decimal.NewFromUint64(withdrawQuote),
+			BaseReserve:       baseReserve,
+			QuoteReserve:      quoteReserve,
+			UserBaseBalance:   userBase,
+			UserQuoteBalance:  userQuote,
+			EntryContract:     entryContract,
+			ActiveBinId:       event.ActiveBinId,
+			StartBinId:        event.OldMinBinId,
+			EndBinId:          event.OldMaxBinId,
+			BinChanges:        dlmmBinChangesFromRange(event.OldMinBinId, event.OldMaxBinId, 0),
+		})
+	}
+	if addBase > 0 || addQuote > 0 {
+		swaps = append(swaps, Swap{
+			Program:           SolProgramMeteoraDLMM,
+			Event:             "add",
+			Pool:              pool,
+			BaseMint:          baseMint,
+			QuoteMint:         quoteMint,
+			BaseTokenProgram:  baseTokenProgram,
+			QuoteTokenProgram: quoteTokenProgram,
+			BaseMintDecimals:  baseDecimals,
+			QuoteMintDecimals: quoteDecimals,
+			User:              eventUser,
+			BaseAmount:        decimal.NewFromUint64(addBase),
+			QuoteAmount:       decimal.NewFromUint64(addQuote),
+			BaseReserve:       baseReserve,
+			QuoteReserve:      quoteReserve,
+			UserBaseBalance:   userBase,
+			UserQuoteBalance:  userQuote,
+			EntryContract:     entryContract,
+			ActiveBinId:       event.ActiveBinId,
+			StartBinId:        event.NewMinBinId,
+			EndBinId:          event.NewMaxBinId,
+			BinChanges:        dlmmBinChangesFromRange(event.NewMinBinId, event.NewMaxBinId, 0),
+		})
+	}
+	if len(swaps) == 0 {
+		return nil, offset, InstructionIgnoredError
+	}
+
+	return swaps, offset, nil
+}
+
 func dlmmSelectBaseQuote(tokenX, tokenY solana.PublicKey) (baseMint solana.PublicKey, quoteMint solana.PublicKey, baseIsX bool) {
 	priority := []solana.PublicKey{wSolMint, usdcMint, usd1Mint}
 	for _, mint := range priority {
@@ -887,6 +1216,68 @@ func dlmmRemoveLiquidityEventFromInnerInstructions(innerInstructions InnerInstru
 	return dlmmRemoveLiquidityEvent{}, increaseOffset(offset), fmt.Errorf("meteora dlmm remove liquidity event not found, offset, %d, %d", offset[0], prefixLen)
 }
 
+func dlmmClaimFeeEventFromInnerInstructions(innerInstructions InnerInstructions, instruction Instruction, offset [2]uint) (dlmmClaimFeeInnerEvent, [2]uint, error) {
+	var prefixLen = offset[1]
+	inners, err := getInnerInstructions(innerInstructions, prefixLen)
+	if err != nil {
+		return dlmmClaimFeeInnerEvent{}, increaseOffset(offset), fmt.Errorf("meteora dlmm claim fee get inner instructions error: %v, offset, %d, %d", err, offset[0], prefixLen)
+	}
+
+	var (
+		found      bool
+		event      dlmmClaimFeeInnerEvent
+		matchedIdx int
+	)
+	for innerIndex, innerInstr := range inners {
+		if innerInstr.ProgramIDIndex != instruction.ProgramIDIndex {
+			continue
+		}
+		decoded, ok := dlmmDecodeClaimFeeEvent(innerInstr.Data)
+		if !ok {
+			continue
+		}
+		found = true
+		event = decoded
+		matchedIdx = innerIndex
+		if decoded.HasActiveBin {
+			break
+		}
+	}
+	if !found {
+		return dlmmClaimFeeInnerEvent{}, increaseOffset(offset), fmt.Errorf("meteora dlmm claim fee event not found, offset, %d, %d", offset[0], prefixLen)
+	}
+	if offset[1] == 0 {
+		offset[0] += 1
+	} else {
+		offset[1] = uint(matchedIdx) + 1 + prefixLen
+	}
+	return event, offset, nil
+}
+
+func dlmmRebalancingEventFromInnerInstructions(innerInstructions InnerInstructions, instruction Instruction, offset [2]uint) (dlmmRebalancingEvent, [2]uint, error) {
+	var prefixLen = offset[1]
+	inners, err := getInnerInstructions(innerInstructions, prefixLen)
+	if err != nil {
+		return dlmmRebalancingEvent{}, increaseOffset(offset), fmt.Errorf("meteora dlmm rebalance liquidity get inner instructions error: %v, offset, %d, %d", err, offset[0], prefixLen)
+	}
+	for innerIndex, innerInstr := range inners {
+		if innerInstr.ProgramIDIndex != instruction.ProgramIDIndex {
+			continue
+		}
+		event, ok := dlmmDecodeRebalancingEvent(innerInstr.Data)
+		if !ok {
+			continue
+		}
+		if offset[1] == 0 {
+			offset[0] += 1
+		} else {
+			offset[1] = uint(innerIndex) + 1 + prefixLen
+		}
+		return event, offset, nil
+	}
+	return dlmmRebalancingEvent{}, increaseOffset(offset), fmt.Errorf("meteora dlmm rebalance liquidity event not found, offset, %d, %d", offset[0], prefixLen)
+}
+
 func dlmmDecodeAddLiquidityEvent(data []byte) (dlmmAddLiquidityEvent, bool) {
 	switch {
 	case len(data) >= 8 && bytes.Equal(data[:8], meteoraDlmmAddLiquidityEventDiscriminator[:]):
@@ -929,6 +1320,64 @@ func dlmmDecodeRemoveLiquidityEvent(data []byte) (dlmmRemoveLiquidityEvent, bool
 	}
 }
 
+func dlmmDecodeClaimFeeEvent(data []byte) (dlmmClaimFeeInnerEvent, bool) {
+	switch {
+	case len(data) >= 16 &&
+		bytes.Equal(data[:8], eventDiscriminator[:]) &&
+		bytes.Equal(data[8:16], meteoraDlmmClaimFee2EventDiscriminator[:]):
+		var event dlmmClaimFee2Event
+		if err := agbinary.NewBorshDecoder(data[16:]).Decode(&event); err != nil {
+			return dlmmClaimFeeInnerEvent{}, false
+		}
+		return dlmmClaimFeeInnerEvent{
+			LbPair:       event.LbPair,
+			Position:     event.Position,
+			Owner:        event.Owner,
+			FeeX:         event.FeeX,
+			FeeY:         event.FeeY,
+			ActiveBinId:  event.ActiveBinId,
+			HasActiveBin: true,
+		}, true
+	case len(data) >= 16 &&
+		bytes.Equal(data[:8], eventDiscriminator[:]) &&
+		bytes.Equal(data[8:16], meteoraDlmmClaimFeeEventDiscriminator[:]):
+		var event dlmmClaimFeeEvent
+		if err := agbinary.NewBorshDecoder(data[16:]).Decode(&event); err != nil {
+			return dlmmClaimFeeInnerEvent{}, false
+		}
+		return dlmmClaimFeeInnerEvent{
+			LbPair:   event.LbPair,
+			Position: event.Position,
+			Owner:    event.Owner,
+			FeeX:     event.FeeX,
+			FeeY:     event.FeeY,
+		}, true
+	default:
+		return dlmmClaimFeeInnerEvent{}, false
+	}
+}
+
+func dlmmDecodeRebalancingEvent(data []byte) (dlmmRebalancingEvent, bool) {
+	switch {
+	case len(data) >= 8 && bytes.Equal(data[:8], meteoraDlmmRebalancingEventDiscriminator[:]):
+		var event dlmmRebalancingEvent
+		if err := agbinary.NewBorshDecoder(data[8:]).Decode(&event); err != nil {
+			return dlmmRebalancingEvent{}, false
+		}
+		return event, true
+	case len(data) >= 16 &&
+		bytes.Equal(data[:8], eventDiscriminator[:]) &&
+		bytes.Equal(data[8:16], meteoraDlmmRebalancingEventDiscriminator[:]):
+		var event dlmmRebalancingEvent
+		if err := agbinary.NewBorshDecoder(data[16:]).Decode(&event); err != nil {
+			return dlmmRebalancingEvent{}, false
+		}
+		return event, true
+	default:
+		return dlmmRebalancingEvent{}, false
+	}
+}
+
 func resolveDlmmSwapAccounts(result *RawTx, accounts []int) (dlmmSwapAccounts, error) {
 	if len(accounts) < 13 {
 		return dlmmSwapAccounts{}, fmt.Errorf("accounts too short, expected at least 13")
@@ -1046,6 +1495,93 @@ func resolveDlmmLiquidityAccounts(result *RawTx, accounts []int) (dlmmLiquidityA
 	}, nil
 }
 
+func resolveDlmmClaimFeeAccounts(result *RawTx, data []byte, accounts []int) (dlmmLiquidityAccounts, error) {
+	if len(data) < 8 {
+		return dlmmLiquidityAccounts{}, fmt.Errorf("instruction data too short")
+	}
+	discriminator := *(*[8]byte)(data[:8])
+	accountList := result.accountList
+
+	switch discriminator {
+	case meteoraDlmmClaimFee2Discriminator:
+		if len(accounts) < 14 {
+			return dlmmLiquidityAccounts{}, fmt.Errorf("accounts too short, expected at least 14")
+		}
+		if !accountList[accounts[12]].Equals(meteoraDlmmEventAuthority) {
+			return dlmmLiquidityAccounts{}, fmt.Errorf("event authority mismatch")
+		}
+		if !accountList[accounts[13]].Equals(meteoraDlmmProgram) {
+			return dlmmLiquidityAccounts{}, fmt.Errorf("program id mismatch")
+		}
+		return dlmmLiquidityAccounts{
+			positionIdx:      accounts[1],
+			poolIdx:          accounts[0],
+			userTokenXIdx:    accounts[5],
+			userTokenYIdx:    accounts[6],
+			reserveXIdx:      accounts[3],
+			reserveYIdx:      accounts[4],
+			tokenXMintIdx:    accounts[7],
+			tokenYMintIdx:    accounts[8],
+			userIdx:          accounts[2],
+			tokenXProgramIdx: accounts[9],
+			tokenYProgramIdx: accounts[10],
+		}, nil
+	case meteoraDlmmClaimFeeDiscriminator:
+		if len(accounts) < 14 {
+			return dlmmLiquidityAccounts{}, fmt.Errorf("accounts too short, expected at least 14")
+		}
+		if !accountList[accounts[12]].Equals(meteoraDlmmEventAuthority) {
+			return dlmmLiquidityAccounts{}, fmt.Errorf("event authority mismatch")
+		}
+		if !accountList[accounts[13]].Equals(meteoraDlmmProgram) {
+			return dlmmLiquidityAccounts{}, fmt.Errorf("program id mismatch")
+		}
+		return dlmmLiquidityAccounts{
+			positionIdx:      accounts[1],
+			poolIdx:          accounts[0],
+			userTokenXIdx:    accounts[7],
+			userTokenYIdx:    accounts[8],
+			reserveXIdx:      accounts[5],
+			reserveYIdx:      accounts[6],
+			tokenXMintIdx:    accounts[9],
+			tokenYMintIdx:    accounts[10],
+			userIdx:          accounts[4],
+			tokenXProgramIdx: accounts[11],
+			tokenYProgramIdx: accounts[11],
+		}, nil
+	default:
+		return dlmmLiquidityAccounts{}, fmt.Errorf("unsupported claim fee discriminator")
+	}
+}
+
+func resolveDlmmRebalanceAccounts(result *RawTx, accounts []int) (dlmmLiquidityAccounts, error) {
+	if len(accounts) < 17 {
+		return dlmmLiquidityAccounts{}, fmt.Errorf("accounts too short, expected at least 17")
+	}
+	accountList := result.accountList
+
+	if !accountList[accounts[15]].Equals(meteoraDlmmEventAuthority) {
+		return dlmmLiquidityAccounts{}, fmt.Errorf("event authority mismatch")
+	}
+	if !accountList[accounts[16]].Equals(meteoraDlmmProgram) {
+		return dlmmLiquidityAccounts{}, fmt.Errorf("program id mismatch")
+	}
+
+	return dlmmLiquidityAccounts{
+		positionIdx:      accounts[0],
+		poolIdx:          accounts[1],
+		userTokenXIdx:    accounts[3],
+		userTokenYIdx:    accounts[4],
+		reserveXIdx:      accounts[5],
+		reserveYIdx:      accounts[6],
+		tokenXMintIdx:    accounts[7],
+		tokenYMintIdx:    accounts[8],
+		userIdx:          accounts[9],
+		tokenXProgramIdx: accounts[11],
+		tokenYProgramIdx: accounts[12],
+	}, nil
+}
+
 func dlmmTokenDecimals(result *RawTx, accountIndex int) (uint8, bool) {
 	for _, meta := range result.Meta.PostTokenBalances {
 		if meta.AccountIndex == accountIndex {
@@ -1182,6 +1718,19 @@ func dlmmBinChangesFromRange(startBinId, endBinId int32, bpsToRemove uint16) []D
 	return changes
 }
 
+func dlmmCommonRemoveBp(reduction []dlmmBinLiquidityReduction) int32 {
+	if len(reduction) == 0 {
+		return 0
+	}
+	bpsToRemove := reduction[0].BpsToRemove
+	for _, item := range reduction[1:] {
+		if item.BpsToRemove != bpsToRemove {
+			return 0
+		}
+	}
+	return int32(bpsToRemove)
+}
+
 func dlmmMinMaxBinIdFromDistribution(dist []dlmmBinLiquidityDistribution) (int32, int32) {
 	if len(dist) == 0 {
 		return 0, 0

raydiumv4.go

@@ -29,6 +29,8 @@ func raydiumV4Parser(tx *Tx, instruction Instruction, innerInstructions InnerIns
 		return raydiumv4WithdrawPNLParser(tx, instruction, innerInstructions, offset)
 	case raydiumV4SwapBaseInDiscriminator, raydiumV4SwapBaseOutDiscriminator:
 		return raydiumv4SwapParser(tx, instruction, innerInstructions, offset)
+	case raydiumV4SwapBaseInV2Discriminator, raydiumV4SwapBaseOutV2Discriminator:
+		return raydiumv4SwapV2Parser(tx, instruction, innerInstructions, offset)
 
 	default:
 		return nil, increaseOffset(offset), InstructionIgnoredError
@@ -397,3 +399,99 @@ func raydiumv4SwapParser(tx *Tx, instruction Instruction, innerInstructions Inne
 		},
 	}, offset, nil
 }
+
+func raydiumv4SwapV2Parser(tx *Tx, instruction Instruction, innerInstructions InnerInstructions, offset [2]uint) ([]Swap, [2]uint, error) {
+	accountsLen := len(instruction.Accounts)
+	if accountsLen != 8 {
+		return nil, increaseOffset(offset), fmt.Errorf("invalid number of accounts for raydiumv4 swapv2 instruction, offset %d, %d", offset[0], offset[1])
+	}
+	var entryContract = tx.rawTx.accountList[tx.rawTx.Transaction.Message.Instructions[offset[0]].ProgramIDIndex]
+
+	ammAccount := tx.rawTx.accountList[instruction.Accounts[1]]
+	user := tx.rawTx.accountList[instruction.Accounts[7]]
+	userSourceTokenAccount := tx.rawTx.accountList[instruction.Accounts[5]]
+	userDestinationTokenAccount := tx.rawTx.accountList[instruction.Accounts[6]]
+	baseVaultIdx := instruction.Accounts[3]
+	quoteVaultIdx := instruction.Accounts[4]
+
+	baseTokenbalance, err := getTokenBalanceAfterTx(tx.rawTx, baseVaultIdx)
+	if err != nil {
+		return nil, increaseOffset(offset), fmt.Errorf("failed to get base vault balance after tx: %v", err)
+	}
+	quoteTokenbalance, err := getTokenBalanceAfterTx(tx.rawTx, quoteVaultIdx)
+	if err != nil {
+		return nil, increaseOffset(offset), fmt.Errorf("failed to get quote vault balance after tx: %v", err)
+	}
+	inners, err := getInnerInstructions(innerInstructions, offset[1])
+	if err != nil {
+		return nil, increaseOffset(offset), err
+	}
+
+	var nextIndex int
+	var srcFound, destFound bool
+	var baseAmount, quoteAmount decimal.Decimal
+	var event string
+	for i, inner := range inners {
+		from, to, amount, err := parseTokenTransfer(tx.rawTx, inner)
+		if err != nil {
+			continue
+		}
+		if from.Equals(userSourceTokenAccount) && !srcFound {
+			if to.Equals(tx.rawTx.accountList[baseVaultIdx]) {
+				event = "sell"
+				baseAmount = decimal.NewFromUint64(amount)
+				srcFound = true
+			} else if to.Equals(tx.rawTx.accountList[quoteVaultIdx]) {
+				event = "buy"
+				quoteAmount = decimal.NewFromUint64(amount)
+				srcFound = true
+			}
+		} else if to.Equals(userDestinationTokenAccount) && !destFound {
+			if from.Equals(tx.rawTx.accountList[quoteVaultIdx]) {
+				event = "sell"
+				quoteAmount = decimal.NewFromUint64(amount)
+				destFound = true
+			} else if from.Equals(tx.rawTx.accountList[baseVaultIdx]) {
+				event = "buy"
+				baseAmount = decimal.NewFromUint64(amount)
+				destFound = true
+			}
+		}
+		if srcFound && destFound {
+			nextIndex = i + 1
+			break
+		}
+	}
+	if !srcFound || !destFound {
+		return nil, increaseOffset(offset), fmt.Errorf("raydiumv4 failed to find token transfer inner instruction for swapv2, offset %d, %d", offset[0], offset[1])
+	}
+	offset[1] += uint(nextIndex + 1)
+
+	userBase := getAccountBalanceAfterTx(tx.rawTx, instruction.Accounts[5])
+	userQuote := getAccountBalanceAfterTx(tx.rawTx, instruction.Accounts[6])
+	baseReserve, _ := decimal.NewFromString(baseTokenbalance.UITokenAmount.Amount)
+	quoteReserve, _ := decimal.NewFromString(quoteTokenbalance.UITokenAmount.Amount)
+
+	return []Swap{
+		{
+			Program:           SolProgramRaydiumV4,
+			Event:             event,
+			Pool:              ammAccount,
+			BaseMint:          baseTokenbalance.MintAccount,
+			QuoteMint:         quoteTokenbalance.MintAccount,
+			BaseTokenProgram:  baseTokenbalance.ProgramIDAccount,
+			QuoteTokenProgram: quoteTokenbalance.ProgramIDAccount,
+			BaseMintDecimals:  uint8(baseTokenbalance.UITokenAmount.Decimals),
+			QuoteMintDecimals: uint8(quoteTokenbalance.UITokenAmount.Decimals),
+			User:              user,
+			BaseAmount:        baseAmount,
+			QuoteAmount:       quoteAmount,
+			BaseReserve:       baseReserve,
+			QuoteReserve:      quoteReserve,
+			Mayhem:            false,
+			UserBaseBalance:   userBase,
+			UserQuoteBalance:  userQuote,
+			EntryContract:     entryContract,
+		},
+	}, offset, nil
+}

tx.go

@@ -48,9 +48,11 @@ type Swap struct {
 	AfterSOLBalance decimal.Decimal
 
 	//For meteora dlmm
-	StartBinId int32
+	ActiveBinId int32
-	EndBinId   int32
+	StartBinId  int32
-	BinChanges []DlmmBinLiquidityChange
+	EndBinId    int32
+	RemoveBp    int32
+	BinChanges  []DlmmBinLiquidityChange
 
 	ConsumeUnit uint64
 }