mirror of
https://github.com/0glabs/0g-chain.git
synced 2024-11-10 10:05:18 +00:00
3375484f79
* Use cosmossdk.io/errors for deprecated error methods * Update error registration with cosmossdk.io/errors * Use cosmossdk.io/math for deprecated sdk.Int alias * Fix modified proto file * Update sdk.Int usage in swap hooks * Update e2e test deprecated method usage
547 lines
15 KiB
Go
547 lines
15 KiB
Go
package keeper
|
|
|
|
import (
|
|
"context"
|
|
|
|
errorsmod "cosmossdk.io/errors"
|
|
"github.com/cosmos/cosmos-sdk/client"
|
|
sdk "github.com/cosmos/cosmos-sdk/types"
|
|
sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
|
|
"github.com/cosmos/cosmos-sdk/types/query"
|
|
authtypes "github.com/cosmos/cosmos-sdk/x/auth/types"
|
|
"google.golang.org/grpc/codes"
|
|
"google.golang.org/grpc/status"
|
|
|
|
"github.com/kava-labs/kava/x/hard/types"
|
|
)
|
|
|
|
type queryServer struct {
|
|
keeper Keeper
|
|
accountKeeper types.AccountKeeper
|
|
bankKeeper types.BankKeeper
|
|
}
|
|
|
|
// NewQueryServerImpl creates a new server for handling gRPC queries.
|
|
func NewQueryServerImpl(keeper Keeper, ak types.AccountKeeper, bk types.BankKeeper) types.QueryServer {
|
|
return &queryServer{
|
|
keeper: keeper,
|
|
accountKeeper: ak,
|
|
bankKeeper: bk,
|
|
}
|
|
}
|
|
|
|
var _ types.QueryServer = queryServer{}
|
|
|
|
func (s queryServer) Params(ctx context.Context, req *types.QueryParamsRequest) (*types.QueryParamsResponse, error) {
|
|
if req == nil {
|
|
return nil, status.Errorf(codes.InvalidArgument, "empty request")
|
|
}
|
|
|
|
sdkCtx := sdk.UnwrapSDKContext(ctx)
|
|
|
|
// Get params
|
|
params := s.keeper.GetParams(sdkCtx)
|
|
|
|
return &types.QueryParamsResponse{
|
|
Params: params,
|
|
}, nil
|
|
}
|
|
|
|
func (s queryServer) Accounts(ctx context.Context, req *types.QueryAccountsRequest) (*types.QueryAccountsResponse, error) {
|
|
if req == nil {
|
|
return nil, status.Errorf(codes.InvalidArgument, "empty request")
|
|
}
|
|
|
|
sdkCtx := sdk.UnwrapSDKContext(ctx)
|
|
|
|
macc := s.accountKeeper.GetModuleAccount(sdkCtx, types.ModuleAccountName)
|
|
|
|
accounts := []authtypes.ModuleAccount{
|
|
*macc.(*authtypes.ModuleAccount),
|
|
}
|
|
|
|
return &types.QueryAccountsResponse{
|
|
Accounts: accounts,
|
|
}, nil
|
|
}
|
|
|
|
func (s queryServer) Deposits(ctx context.Context, req *types.QueryDepositsRequest) (*types.QueryDepositsResponse, error) {
|
|
if req == nil {
|
|
return nil, status.Errorf(codes.InvalidArgument, "empty request")
|
|
}
|
|
|
|
sdkCtx := sdk.UnwrapSDKContext(ctx)
|
|
|
|
hasDenom := len(req.Denom) > 0
|
|
hasOwner := len(req.Owner) > 0
|
|
|
|
var owner sdk.AccAddress
|
|
var err error
|
|
if hasOwner {
|
|
owner, err = sdk.AccAddressFromBech32(req.Owner)
|
|
if err != nil {
|
|
return nil, errorsmod.Wrap(sdkerrors.ErrInvalidAddress, err.Error())
|
|
}
|
|
}
|
|
|
|
var deposits types.Deposits
|
|
switch {
|
|
case hasOwner && hasDenom:
|
|
deposit, found := s.keeper.GetSyncedDeposit(sdkCtx, owner)
|
|
if found {
|
|
for _, coin := range deposit.Amount {
|
|
if coin.Denom == req.Denom {
|
|
deposits = append(deposits, deposit)
|
|
}
|
|
}
|
|
}
|
|
case hasOwner:
|
|
deposit, found := s.keeper.GetSyncedDeposit(sdkCtx, owner)
|
|
if found {
|
|
deposits = append(deposits, deposit)
|
|
}
|
|
case hasDenom:
|
|
s.keeper.IterateDeposits(sdkCtx, func(deposit types.Deposit) (stop bool) {
|
|
if deposit.Amount.AmountOf(req.Denom).IsPositive() {
|
|
deposits = append(deposits, deposit)
|
|
}
|
|
return false
|
|
})
|
|
default:
|
|
s.keeper.IterateDeposits(sdkCtx, func(deposit types.Deposit) (stop bool) {
|
|
deposits = append(deposits, deposit)
|
|
return false
|
|
})
|
|
}
|
|
|
|
// If owner param was specified then deposits array already contains the user's synced deposit
|
|
if hasOwner {
|
|
return &types.QueryDepositsResponse{
|
|
Deposits: deposits.ToResponse(),
|
|
Pagination: nil,
|
|
}, nil
|
|
}
|
|
|
|
// Otherwise we need to simulate syncing of each deposit
|
|
var syncedDeposits types.Deposits
|
|
for _, deposit := range deposits {
|
|
syncedDeposit, _ := s.keeper.GetSyncedDeposit(sdkCtx, deposit.Depositor)
|
|
syncedDeposits = append(syncedDeposits, syncedDeposit)
|
|
}
|
|
|
|
// TODO: Use more optimal FilteredPaginate to directly iterate over the store
|
|
// and not fetch everything. This currently also ignores certain fields in
|
|
// the pagination request like Key, CountTotal, Reverse.
|
|
page, limit, err := query.ParsePagination(req.Pagination)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
start, end := client.Paginate(len(syncedDeposits), page, limit, 100)
|
|
if start < 0 || end < 0 {
|
|
syncedDeposits = types.Deposits{}
|
|
} else {
|
|
syncedDeposits = syncedDeposits[start:end]
|
|
}
|
|
|
|
return &types.QueryDepositsResponse{
|
|
Deposits: syncedDeposits.ToResponse(),
|
|
Pagination: nil,
|
|
}, nil
|
|
}
|
|
|
|
func (s queryServer) UnsyncedDeposits(ctx context.Context, req *types.QueryUnsyncedDepositsRequest) (*types.QueryUnsyncedDepositsResponse, error) {
|
|
if req == nil {
|
|
return nil, status.Errorf(codes.InvalidArgument, "empty request")
|
|
}
|
|
|
|
sdkCtx := sdk.UnwrapSDKContext(ctx)
|
|
|
|
hasDenom := len(req.Denom) > 0
|
|
hasOwner := len(req.Owner) > 0
|
|
|
|
var owner sdk.AccAddress
|
|
var err error
|
|
if hasOwner {
|
|
owner, err = sdk.AccAddressFromBech32(req.Owner)
|
|
if err != nil {
|
|
return nil, errorsmod.Wrap(sdkerrors.ErrInvalidAddress, err.Error())
|
|
}
|
|
}
|
|
|
|
var deposits types.Deposits
|
|
switch {
|
|
case hasOwner && hasDenom:
|
|
deposit, found := s.keeper.GetDeposit(sdkCtx, owner)
|
|
if found {
|
|
for _, coin := range deposit.Amount {
|
|
if coin.Denom == req.Denom {
|
|
deposits = append(deposits, deposit)
|
|
}
|
|
}
|
|
}
|
|
case hasOwner:
|
|
deposit, found := s.keeper.GetDeposit(sdkCtx, owner)
|
|
if found {
|
|
deposits = append(deposits, deposit)
|
|
}
|
|
case hasDenom:
|
|
s.keeper.IterateDeposits(sdkCtx, func(deposit types.Deposit) (stop bool) {
|
|
if deposit.Amount.AmountOf(req.Denom).IsPositive() {
|
|
deposits = append(deposits, deposit)
|
|
}
|
|
return false
|
|
})
|
|
default:
|
|
s.keeper.IterateDeposits(sdkCtx, func(deposit types.Deposit) (stop bool) {
|
|
deposits = append(deposits, deposit)
|
|
return false
|
|
})
|
|
}
|
|
|
|
page, limit, err := query.ParsePagination(req.Pagination)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
start, end := client.Paginate(len(deposits), page, limit, 100)
|
|
if start < 0 || end < 0 {
|
|
deposits = types.Deposits{}
|
|
} else {
|
|
deposits = deposits[start:end]
|
|
}
|
|
|
|
return &types.QueryUnsyncedDepositsResponse{
|
|
Deposits: deposits.ToResponse(),
|
|
Pagination: nil,
|
|
}, nil
|
|
}
|
|
|
|
func (s queryServer) Borrows(ctx context.Context, req *types.QueryBorrowsRequest) (*types.QueryBorrowsResponse, error) {
|
|
if req == nil {
|
|
return nil, status.Errorf(codes.InvalidArgument, "empty request")
|
|
}
|
|
|
|
sdkCtx := sdk.UnwrapSDKContext(ctx)
|
|
|
|
hasDenom := len(req.Denom) > 0
|
|
hasOwner := len(req.Owner) > 0
|
|
|
|
var owner sdk.AccAddress
|
|
var err error
|
|
if hasOwner {
|
|
owner, err = sdk.AccAddressFromBech32(req.Owner)
|
|
if err != nil {
|
|
return nil, errorsmod.Wrap(sdkerrors.ErrInvalidAddress, err.Error())
|
|
}
|
|
}
|
|
|
|
var borrows types.Borrows
|
|
switch {
|
|
case hasOwner && hasDenom:
|
|
borrow, found := s.keeper.GetSyncedBorrow(sdkCtx, owner)
|
|
if found {
|
|
for _, coin := range borrow.Amount {
|
|
if coin.Denom == req.Denom {
|
|
borrows = append(borrows, borrow)
|
|
}
|
|
}
|
|
}
|
|
case hasOwner:
|
|
borrow, found := s.keeper.GetSyncedBorrow(sdkCtx, owner)
|
|
if found {
|
|
borrows = append(borrows, borrow)
|
|
}
|
|
case hasDenom:
|
|
s.keeper.IterateBorrows(sdkCtx, func(borrow types.Borrow) (stop bool) {
|
|
if borrow.Amount.AmountOf(req.Denom).IsPositive() {
|
|
borrows = append(borrows, borrow)
|
|
}
|
|
return false
|
|
})
|
|
default:
|
|
s.keeper.IterateBorrows(sdkCtx, func(borrow types.Borrow) (stop bool) {
|
|
borrows = append(borrows, borrow)
|
|
return false
|
|
})
|
|
}
|
|
|
|
// If owner param was specified then borrows array already contains the user's synced borrow
|
|
if hasOwner {
|
|
return &types.QueryBorrowsResponse{
|
|
Borrows: borrows.ToResponse(),
|
|
Pagination: nil,
|
|
}, nil
|
|
}
|
|
|
|
// Otherwise we need to simulate syncing of each borrow
|
|
var syncedBorrows types.Borrows
|
|
for _, borrow := range borrows {
|
|
syncedBorrow, _ := s.keeper.GetSyncedBorrow(sdkCtx, borrow.Borrower)
|
|
syncedBorrows = append(syncedBorrows, syncedBorrow)
|
|
}
|
|
|
|
page, limit, err := query.ParsePagination(req.Pagination)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
start, end := client.Paginate(len(syncedBorrows), page, limit, 100)
|
|
if start < 0 || end < 0 {
|
|
syncedBorrows = types.Borrows{}
|
|
} else {
|
|
syncedBorrows = syncedBorrows[start:end]
|
|
}
|
|
|
|
return &types.QueryBorrowsResponse{
|
|
Borrows: syncedBorrows.ToResponse(),
|
|
}, nil
|
|
}
|
|
|
|
func (s queryServer) UnsyncedBorrows(ctx context.Context, req *types.QueryUnsyncedBorrowsRequest) (*types.QueryUnsyncedBorrowsResponse, error) {
|
|
if req == nil {
|
|
return nil, status.Errorf(codes.InvalidArgument, "empty request")
|
|
}
|
|
|
|
sdkCtx := sdk.UnwrapSDKContext(ctx)
|
|
|
|
hasDenom := len(req.Denom) > 0
|
|
hasOwner := len(req.Owner) > 0
|
|
|
|
var owner sdk.AccAddress
|
|
var err error
|
|
if hasOwner {
|
|
owner, err = sdk.AccAddressFromBech32(req.Owner)
|
|
if err != nil {
|
|
return nil, errorsmod.Wrap(sdkerrors.ErrInvalidAddress, err.Error())
|
|
}
|
|
}
|
|
|
|
var borrows types.Borrows
|
|
switch {
|
|
case hasOwner && hasDenom:
|
|
borrow, found := s.keeper.GetBorrow(sdkCtx, owner)
|
|
if found {
|
|
for _, coin := range borrow.Amount {
|
|
if coin.Denom == req.Denom {
|
|
borrows = append(borrows, borrow)
|
|
}
|
|
}
|
|
}
|
|
case hasOwner:
|
|
borrow, found := s.keeper.GetBorrow(sdkCtx, owner)
|
|
if found {
|
|
borrows = append(borrows, borrow)
|
|
}
|
|
case hasDenom:
|
|
s.keeper.IterateBorrows(sdkCtx, func(borrow types.Borrow) (stop bool) {
|
|
if borrow.Amount.AmountOf(req.Denom).IsPositive() {
|
|
borrows = append(borrows, borrow)
|
|
}
|
|
return false
|
|
})
|
|
default:
|
|
s.keeper.IterateBorrows(sdkCtx, func(borrow types.Borrow) (stop bool) {
|
|
borrows = append(borrows, borrow)
|
|
return false
|
|
})
|
|
}
|
|
|
|
page, limit, err := query.ParsePagination(req.Pagination)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
start, end := client.Paginate(len(borrows), page, limit, 100)
|
|
if start < 0 || end < 0 {
|
|
borrows = types.Borrows{}
|
|
} else {
|
|
borrows = borrows[start:end]
|
|
}
|
|
|
|
return &types.QueryUnsyncedBorrowsResponse{
|
|
Borrows: borrows.ToResponse(),
|
|
Pagination: nil,
|
|
}, nil
|
|
}
|
|
|
|
func (s queryServer) TotalBorrowed(ctx context.Context, req *types.QueryTotalBorrowedRequest) (*types.QueryTotalBorrowedResponse, error) {
|
|
if req == nil {
|
|
return nil, status.Errorf(codes.InvalidArgument, "empty request")
|
|
}
|
|
|
|
sdkCtx := sdk.UnwrapSDKContext(ctx)
|
|
|
|
borrowedCoins, found := s.keeper.GetBorrowedCoins(sdkCtx)
|
|
if !found {
|
|
// Use empty coins instead of returning an error
|
|
borrowedCoins = sdk.NewCoins()
|
|
}
|
|
|
|
// If user specified a denom only return coins of that denom type
|
|
if len(req.Denom) > 0 {
|
|
borrowedCoins = sdk.NewCoins(sdk.NewCoin(req.Denom, borrowedCoins.AmountOf(req.Denom)))
|
|
}
|
|
|
|
return &types.QueryTotalBorrowedResponse{
|
|
BorrowedCoins: borrowedCoins,
|
|
}, nil
|
|
}
|
|
|
|
func (s queryServer) TotalDeposited(ctx context.Context, req *types.QueryTotalDepositedRequest) (*types.QueryTotalDepositedResponse, error) {
|
|
if req == nil {
|
|
return nil, status.Errorf(codes.InvalidArgument, "empty request")
|
|
}
|
|
|
|
sdkCtx := sdk.UnwrapSDKContext(ctx)
|
|
|
|
suppliedCoins, found := s.keeper.GetSuppliedCoins(sdkCtx)
|
|
if !found {
|
|
// Use empty coins instead of returning an error
|
|
suppliedCoins = sdk.NewCoins()
|
|
}
|
|
|
|
// If user specified a denom only return coins of that denom type
|
|
if len(req.Denom) > 0 {
|
|
suppliedCoins = sdk.NewCoins(sdk.NewCoin(req.Denom, suppliedCoins.AmountOf(req.Denom)))
|
|
}
|
|
|
|
return &types.QueryTotalDepositedResponse{
|
|
SuppliedCoins: suppliedCoins,
|
|
}, nil
|
|
}
|
|
|
|
func (s queryServer) InterestRate(ctx context.Context, req *types.QueryInterestRateRequest) (*types.QueryInterestRateResponse, error) {
|
|
if req == nil {
|
|
return nil, status.Errorf(codes.InvalidArgument, "empty request")
|
|
}
|
|
|
|
sdkCtx := sdk.UnwrapSDKContext(ctx)
|
|
|
|
var moneyMarketInterestRates types.MoneyMarketInterestRates
|
|
var moneyMarkets types.MoneyMarkets
|
|
if len(req.Denom) > 0 {
|
|
moneyMarket, found := s.keeper.GetMoneyMarket(sdkCtx, req.Denom)
|
|
if !found {
|
|
return nil, types.ErrMoneyMarketNotFound
|
|
}
|
|
moneyMarkets = append(moneyMarkets, moneyMarket)
|
|
} else {
|
|
moneyMarkets = s.keeper.GetAllMoneyMarkets(sdkCtx)
|
|
}
|
|
|
|
// Calculate the borrow and supply APY interest rates for each money market
|
|
for _, moneyMarket := range moneyMarkets {
|
|
denom := moneyMarket.Denom
|
|
macc := s.accountKeeper.GetModuleAccount(sdkCtx, types.ModuleName)
|
|
cash := s.bankKeeper.GetBalance(sdkCtx, macc.GetAddress(), denom).Amount
|
|
|
|
borrowed := sdk.NewCoin(denom, sdk.ZeroInt())
|
|
borrowedCoins, foundBorrowedCoins := s.keeper.GetBorrowedCoins(sdkCtx)
|
|
if foundBorrowedCoins {
|
|
borrowed = sdk.NewCoin(denom, borrowedCoins.AmountOf(denom))
|
|
}
|
|
|
|
reserves, foundReserves := s.keeper.GetTotalReserves(sdkCtx)
|
|
if !foundReserves {
|
|
reserves = sdk.NewCoins()
|
|
}
|
|
|
|
// CalculateBorrowRate calculates the current interest rate based on utilization (the fraction of supply that has ien borrowed)
|
|
borrowAPY, err := CalculateBorrowRate(moneyMarket.InterestRateModel, sdk.NewDecFromInt(cash), sdk.NewDecFromInt(borrowed.Amount), sdk.NewDecFromInt(reserves.AmountOf(denom)))
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
utilRatio := CalculateUtilizationRatio(sdk.NewDecFromInt(cash), sdk.NewDecFromInt(borrowed.Amount), sdk.NewDecFromInt(reserves.AmountOf(denom)))
|
|
fullSupplyAPY := borrowAPY.Mul(utilRatio)
|
|
realSupplyAPY := fullSupplyAPY.Mul(sdk.OneDec().Sub(moneyMarket.ReserveFactor))
|
|
|
|
moneyMarketInterestRate := types.MoneyMarketInterestRate{
|
|
Denom: denom,
|
|
SupplyInterestRate: realSupplyAPY.String(),
|
|
BorrowInterestRate: borrowAPY.String(),
|
|
}
|
|
|
|
moneyMarketInterestRates = append(moneyMarketInterestRates, moneyMarketInterestRate)
|
|
}
|
|
|
|
return &types.QueryInterestRateResponse{
|
|
InterestRates: moneyMarketInterestRates,
|
|
}, nil
|
|
}
|
|
|
|
func (s queryServer) Reserves(ctx context.Context, req *types.QueryReservesRequest) (*types.QueryReservesResponse, error) {
|
|
if req == nil {
|
|
return nil, status.Errorf(codes.InvalidArgument, "empty request")
|
|
}
|
|
|
|
sdkCtx := sdk.UnwrapSDKContext(ctx)
|
|
|
|
reserveCoins, found := s.keeper.GetTotalReserves(sdkCtx)
|
|
if !found {
|
|
reserveCoins = sdk.Coins{}
|
|
}
|
|
|
|
// If user specified a denom only return coins of that denom type
|
|
if len(req.Denom) > 0 {
|
|
reserveCoins = sdk.NewCoins(sdk.NewCoin(req.Denom, reserveCoins.AmountOf(req.Denom)))
|
|
}
|
|
|
|
return &types.QueryReservesResponse{
|
|
Amount: reserveCoins,
|
|
}, nil
|
|
}
|
|
|
|
func (s queryServer) InterestFactors(ctx context.Context, req *types.QueryInterestFactorsRequest) (*types.QueryInterestFactorsResponse, error) {
|
|
if req == nil {
|
|
return nil, status.Errorf(codes.InvalidArgument, "empty request")
|
|
}
|
|
|
|
sdkCtx := sdk.UnwrapSDKContext(ctx)
|
|
|
|
var interestFactors types.InterestFactors
|
|
if len(req.Denom) > 0 {
|
|
// Fetch supply/borrow interest factors for a single denom
|
|
interestFactor := types.InterestFactor{}
|
|
interestFactor.Denom = req.Denom
|
|
supplyInterestFactor, found := s.keeper.GetSupplyInterestFactor(sdkCtx, req.Denom)
|
|
if found {
|
|
interestFactor.SupplyInterestFactor = supplyInterestFactor.String()
|
|
}
|
|
borrowInterestFactor, found := s.keeper.GetBorrowInterestFactor(sdkCtx, req.Denom)
|
|
if found {
|
|
interestFactor.BorrowInterestFactor = borrowInterestFactor.String()
|
|
}
|
|
interestFactors = append(interestFactors, interestFactor)
|
|
} else {
|
|
interestFactorMap := make(map[string]types.InterestFactor)
|
|
// Populate mapping with supply interest factors
|
|
s.keeper.IterateSupplyInterestFactors(sdkCtx, func(denom string, factor sdk.Dec) (stop bool) {
|
|
interestFactor := types.InterestFactor{Denom: denom, SupplyInterestFactor: factor.String()}
|
|
interestFactorMap[denom] = interestFactor
|
|
return false
|
|
})
|
|
// Populate mapping with borrow interest factors
|
|
s.keeper.IterateBorrowInterestFactors(sdkCtx, func(denom string, factor sdk.Dec) (stop bool) {
|
|
interestFactor, ok := interestFactorMap[denom]
|
|
if !ok {
|
|
newInterestFactor := types.InterestFactor{Denom: denom, BorrowInterestFactor: factor.String()}
|
|
interestFactorMap[denom] = newInterestFactor
|
|
} else {
|
|
interestFactor.BorrowInterestFactor = factor.String()
|
|
interestFactorMap[denom] = interestFactor
|
|
}
|
|
return false
|
|
})
|
|
// Translate mapping to slice
|
|
for _, val := range interestFactorMap {
|
|
interestFactors = append(interestFactors, val)
|
|
}
|
|
}
|
|
|
|
return &types.QueryInterestFactorsResponse{
|
|
InterestFactors: interestFactors,
|
|
}, nil
|
|
}
|