0g-chain/x/cdp/keeper/querier.go
Draco 614d4e40fe
Update cosmos-sdk to v0.47.7 (#1811)
* Update cometbft, cosmos, ethermint, and ibc-go

* Replace github.com/tendermint/tendermint by github.com/cometbft/cometbft

* Replace github.com/tendermint/tm-db by github.com/cometbft/cometbft-db

* Replace gogo/protobuf with cosmos/gogoproto & simapp replacement

* Replace cosmos-sdk/simapp/helpers with cosmos-sdk/testutil/sims

* Remove no longer used simulations

* Replace ibchost with ibcexported
See https://github.com/cosmos/ibc-go/blob/v7.2.2/docs/migrations/v6-to-v7.md#ibc-module-constants

* Add new consensus params keeper

* Add consensus keeper to blockers

* Fix keeper and module issues in app.go

* Add IsSendEnabledCoins and update SetParams interface changes

* Fix protobuf build for cosmos 47 (#1800)

* fix cp errors by using -f; fix lint by only linting our proto dir;
and use proofs.proto directly from ics23 for ibc-go v7

* run proto-all; commit updated third party deps and swagger changes

* regenerate proto files

* use correct gocosmos build plugin for buf

* re-gen all protobuf files to update paths for new gocosmos plugin

* update protoc and buf to latest versions

* fix staking keeper issues in app.go

* update tally handler for gov changes

* chain id fix and flag fixes

* update deps for cometbft 47.7 upgrade

* remove all module legacy queriers

* update stakingKeeper to pointer

* Replace ModuleCdc from govv1beta1 to govcodec

* remove simulations

* abci.LastCommitInfo → abci.CommitInfo

* Remove unused code in keys.go

* simapp.MakeTestEncodingConfig -> moduletestutil.MakeTestEncodingConfi

* Fix chain id issues in tests

* Fix remaining unit test issues

* Update changelog for upgrade

* Fix e2e tests using updated kvtool

* Update protonet to v47 compatible genesis

* Bump cometbft-db to v0.9.1-kava.1

* Update kvtool

* Remove extra changelog

* Fix merged rocksdb issues

* go mod cleanup

* Bump cometbft-db to v9 and go to 1.21

* Bump rocksdb version to v8.10.0

* Update kvtool to latest version

* Update gin to v1.9.0

* Use ibctm.ModuleName in app_test

* Fallback to genesis chain id instead of client toml

* Remove all simulations

* Fix cdp migrations issue with v47

* Update dependencies to correct tags

---------

Co-authored-by: Nick DeLuca <nickdeluca08@gmail.com>
2024-02-06 17:54:10 -05:00

155 lines
3.8 KiB
Go

package keeper
import (
"fmt"
"github.com/cosmos/cosmos-sdk/client"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/kava-labs/kava/x/cdp/types"
)
// FilterCDPs queries the store for all CDPs that match query params
func FilterCDPs(ctx sdk.Context, k Keeper, params types.QueryCdpsParams) (types.AugmentedCDPs, error) {
var matchCollateralType, matchOwner, matchID, matchRatio types.CDPs
// match cdp owner (if supplied)
if len(params.Owner) > 0 {
denoms := k.GetCollateralTypes(ctx)
for _, denom := range denoms {
cdp, found := k.GetCdpByOwnerAndCollateralType(ctx, params.Owner, denom)
if found {
matchOwner = append(matchOwner, cdp)
}
}
}
// match cdp collateral denom (if supplied)
if len(params.CollateralType) > 0 {
// if owner is specified only iterate over already matched cdps for efficiency
if len(params.Owner) > 0 {
for _, cdp := range matchOwner {
if cdp.Type == params.CollateralType {
matchCollateralType = append(matchCollateralType, cdp)
}
}
} else {
_, found := k.GetCollateral(ctx, params.CollateralType)
if !found {
return nil, fmt.Errorf("invalid collateral type")
}
matchCollateralType = k.GetAllCdpsByCollateralType(ctx, params.CollateralType)
}
}
// match cdp ID (if supplied)
if params.ID != 0 {
denoms := k.GetCollateralTypes(ctx)
for _, denom := range denoms {
cdp, found := k.GetCDP(ctx, denom, params.ID)
if found {
matchID = append(matchID, cdp)
}
}
}
// match cdp ratio (if supplied)
if !params.Ratio.IsNil() && params.Ratio.GT(sdk.ZeroDec()) {
denoms := k.GetCollateralTypes(ctx)
for _, denom := range denoms {
ratio, err := k.CalculateCollateralizationRatioFromAbsoluteRatio(ctx, denom, params.Ratio, "liquidation")
if err != nil {
continue
}
cdpsUnderRatio := k.GetAllCdpsByCollateralTypeAndRatio(ctx, denom, ratio)
matchRatio = append(matchRatio, cdpsUnderRatio...)
}
}
var commonCDPs types.CDPs
// If no params specified, fetch all CDPs
if params.CollateralType == "" && len(params.Owner) == 0 && params.ID == 0 && params.Ratio.Equal(sdk.ZeroDec()) {
commonCDPs = k.GetAllCdps(ctx)
}
// Find the intersection of any matched CDPs
if params.CollateralType != "" {
if len(matchCollateralType) == 0 {
return nil, nil
}
commonCDPs = matchCollateralType
}
if len(params.Owner) > 0 {
if len(matchCollateralType) > 0 {
if len(commonCDPs) > 0 {
commonCDPs = FindIntersection(commonCDPs, matchOwner)
} else {
commonCDPs = matchOwner
}
} else {
commonCDPs = matchOwner
}
}
if params.ID != 0 {
if len(matchID) == 0 {
return nil, nil
}
if len(commonCDPs) > 0 {
commonCDPs = FindIntersection(commonCDPs, matchID)
} else {
commonCDPs = matchID
}
}
if !params.Ratio.IsNil() && params.Ratio.GT(sdk.ZeroDec()) {
if len(matchRatio) == 0 {
return nil, nil
}
if len(commonCDPs) > 0 {
commonCDPs = FindIntersection(commonCDPs, matchRatio)
} else {
commonCDPs = matchRatio
}
}
// Load augmented CDPs
var augmentedCDPs types.AugmentedCDPs
for _, cdp := range commonCDPs {
augmentedCDP := k.LoadAugmentedCDP(ctx, cdp)
augmentedCDPs = append(augmentedCDPs, augmentedCDP)
}
// Apply page and limit params
start, end := client.Paginate(len(augmentedCDPs), params.Page, params.Limit, 100)
if start < 0 || end < 0 {
return nil, nil
}
return augmentedCDPs[start:end], nil
}
// FindIntersection finds the intersection of two CDP arrays in linear time complexity O(n + n)
func FindIntersection(x types.CDPs, y types.CDPs) types.CDPs {
cdpSet := make(types.CDPs, 0)
cdpMap := make(map[uint64]bool)
for i := 0; i < len(x); i++ {
cdp := x[i]
cdpMap[cdp.ID] = true
}
for i := 0; i < len(y); i++ {
cdp := y[i]
if _, found := cdpMap[cdp.ID]; found {
cdpSet = append(cdpSet, cdp)
}
}
return cdpSet
}