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test_: Implemented some fixes to the filter logic

This commit is contained in:
Samuel Hawksby-Robinson 2024-05-22 10:16:17 +01:00
parent d42a09d638
commit 40193f4d1d
1 changed files with 27 additions and 15 deletions
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42
services/wallet/router/filter.go
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@ -17,10 +17,17 @@ func filterRoutesV2(routes [][]*PathV2, amountIn *big.Int, fromLockedAmount map[
// filterNetworkComplianceV2 performs the first level of filtering based on network inclusion/exclusion criteria.
func filterNetworkComplianceV2(routes [][]*PathV2, fromLockedAmount map[uint64]*hexutil.Big) [][]*PathV2 {
var filteredRoutes [][]*PathV2
filteredRoutes := make([][]*PathV2, 0)
if routes == nil || fromLockedAmount == nil {
return filteredRoutes
}
fromIncluded, fromExcluded := setupRouteValidationMapsV2(fromLockedAmount)
for _, route := range routes {
if route == nil {
continue
}
if isValidForNetworkComplianceV2(route, fromIncluded, fromExcluded) {
filteredRoutes = append(filteredRoutes, route)
}
@ -31,7 +38,10 @@ func filterNetworkComplianceV2(routes [][]*PathV2, fromLockedAmount map[uint64]*
// isValidForNetworkComplianceV2 checks if a route complies with network inclusion/exclusion criteria.
func isValidForNetworkComplianceV2(route []*PathV2, fromIncluded, fromExcluded map[uint64]bool) bool {
for _, path := range route {
if fromExcluded[path.From.ChainID] {
if path == nil || path.From == nil || path.To == nil {
return false
}
if _, ok := fromExcluded[path.From.ChainID]; ok {
return false
}
if _, ok := fromIncluded[path.From.ChainID]; ok {
@ -55,7 +65,7 @@ func setupRouteValidationMapsV2(fromLockedAmount map[uint64]*hexutil.Big) (map[u
for chainID, amount := range fromLockedAmount {
if amount.ToInt().Cmp(zero) == 0 {
fromExcluded[chainID] = true
fromExcluded[chainID] = false
} else {
fromIncluded[chainID] = false
}
@ -65,7 +75,7 @@ func setupRouteValidationMapsV2(fromLockedAmount map[uint64]*hexutil.Big) (map[u
// filterCapacityValidationV2 performs the second level of filtering based on amount and capacity validation.
func filterCapacityValidationV2(routes [][]*PathV2, amountIn *big.Int, fromLockedAmount map[uint64]*hexutil.Big) [][]*PathV2 {
var filteredRoutes [][]*PathV2
filteredRoutes := make([][]*PathV2, 0)
for _, route := range routes {
if hasSufficientCapacityV2(route, amountIn, fromLockedAmount) {
@ -77,27 +87,29 @@ func filterCapacityValidationV2(routes [][]*PathV2, amountIn *big.Int, fromLocke
// hasSufficientCapacityV2 checks if a route has sufficient capacity to handle the required amount.
func hasSufficientCapacityV2(route []*PathV2, amountIn *big.Int, fromLockedAmount map[uint64]*hexutil.Big) bool {
totalRestAmount := calculateTotalRestAmountV2(route)
for _, path := range route {
if amount, ok := fromLockedAmount[path.From.ChainID]; ok {
requiredAmountIn := new(big.Int).Sub(amountIn, amount.ToInt())
if totalRestAmount.Cmp(requiredAmountIn) < 0 {
restAmountIn := calculateRestAmountInV2(route, path)
if restAmountIn.Cmp(requiredAmountIn) >= 0 {
path.AmountIn = amount
path.AmountInLocked = true
} else {
return false
}
path.AmountIn = amount
path.AmountInLocked = true
totalRestAmount.Sub(totalRestAmount, amount.ToInt())
}
}
return true
}
// calculateTotalRestAmountV2 calculates the total maximum amount that can be used from all paths in the route.
func calculateTotalRestAmountV2(route []*PathV2) *big.Int {
total := big.NewInt(0)
// calculateRestAmountIn calculates the remaining amount in for the route excluding the specified path
func calculateRestAmountInV2(route []*PathV2, excludePath *PathV2) *big.Int {
restAmountIn := big.NewInt(0)
for _, path := range route {
total.Add(total, path.AmountIn.ToInt())
if path != excludePath {
restAmountIn.Add(restAmountIn, path.AmountIn.ToInt())
}
}
return total
return restAmountIn
}