0g-chain/x/hard/keeper/querier.go

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package keeper
import (
"github.com/cosmos/cosmos-sdk/client"
"github.com/cosmos/cosmos-sdk/codec"
sdk "github.com/cosmos/cosmos-sdk/types"
sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
supplyexported "github.com/cosmos/cosmos-sdk/x/supply/exported"
abci "github.com/tendermint/tendermint/abci/types"
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"github.com/kava-labs/kava/x/hard/types"
)
// NewQuerier is the module level router for state queries
func NewQuerier(k Keeper) sdk.Querier {
return func(ctx sdk.Context, path []string, req abci.RequestQuery) (res []byte, err error) {
switch path[0] {
case types.QueryGetParams:
return queryGetParams(ctx, req, k)
case types.QueryGetModuleAccounts:
return queryGetModAccounts(ctx, req, k)
case types.QueryGetDeposits:
return queryGetDeposits(ctx, req, k)
case types.QueryGetClaims:
return queryGetClaims(ctx, req, k)
case types.QueryGetBorrows:
return queryGetBorrows(ctx, req, k)
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case types.QueryGetBorrow:
return queryGetBorrow(ctx, req, k)
case types.QueryGetBorrowed:
return queryGetBorrowed(ctx, req, k)
default:
return nil, sdkerrors.Wrapf(sdkerrors.ErrUnknownRequest, "unknown %s query endpoint", types.ModuleName)
}
}
}
func queryGetParams(ctx sdk.Context, _ abci.RequestQuery, k Keeper) ([]byte, error) {
// Get params
params := k.GetParams(ctx)
// Encode results
bz, err := codec.MarshalJSONIndent(k.cdc, params)
if err != nil {
return nil, sdkerrors.Wrap(sdkerrors.ErrJSONMarshal, err.Error())
}
return bz, nil
}
func queryGetModAccounts(ctx sdk.Context, req abci.RequestQuery, k Keeper) ([]byte, error) {
var params types.QueryAccountParams
err := types.ModuleCdc.UnmarshalJSON(req.Data, &params)
if err != nil {
return nil, sdkerrors.Wrap(sdkerrors.ErrJSONUnmarshal, err.Error())
}
var accs []supplyexported.ModuleAccountI
if len(params.Name) > 0 {
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acc := k.supplyKeeper.GetModuleAccount(ctx, params.Name)
accs = append(accs, acc)
} else {
acc := k.supplyKeeper.GetModuleAccount(ctx, types.ModuleAccountName)
accs = append(accs, acc)
acc = k.supplyKeeper.GetModuleAccount(ctx, types.LPAccount)
accs = append(accs, acc)
acc = k.supplyKeeper.GetModuleAccount(ctx, types.DelegatorAccount)
accs = append(accs, acc)
}
bz, err := codec.MarshalJSONIndent(k.cdc, accs)
if err != nil {
return nil, sdkerrors.Wrap(sdkerrors.ErrJSONMarshal, err.Error())
}
return bz, nil
}
func queryGetDeposits(ctx sdk.Context, req abci.RequestQuery, k Keeper) ([]byte, error) {
var params types.QueryDepositParams
err := types.ModuleCdc.UnmarshalJSON(req.Data, &params)
if err != nil {
return nil, sdkerrors.Wrap(sdkerrors.ErrJSONUnmarshal, err.Error())
}
depositDenom := len(params.DepositDenom) > 0
owner := len(params.Owner) > 0
var deposits []types.Deposit
switch {
case depositDenom && owner:
deposit, found := k.GetDeposit(ctx, params.Owner)
if found {
for _, depCoin := range deposit.Amount {
if depCoin.Denom == params.DepositDenom {
deposits = append(deposits, deposit)
}
}
}
case depositDenom:
k.IterateDeposits(ctx, func(deposit types.Deposit) (stop bool) {
if deposit.Amount.AmountOf(params.DepositDenom).IsPositive() {
deposits = append(deposits, deposit)
}
return false
})
case owner:
deposit, found := k.GetDeposit(ctx, params.Owner)
if found {
deposits = append(deposits, deposit)
}
default:
k.IterateDeposits(ctx, func(deposit types.Deposit) (stop bool) {
deposits = append(deposits, deposit)
return false
})
}
start, end := client.Paginate(len(deposits), params.Page, params.Limit, 100)
if start < 0 || end < 0 {
deposits = []types.Deposit{}
} else {
deposits = deposits[start:end]
}
bz, err := codec.MarshalJSONIndent(types.ModuleCdc, deposits)
if err != nil {
return nil, sdkerrors.Wrap(sdkerrors.ErrJSONMarshal, err.Error())
}
return bz, nil
}
func queryGetClaims(ctx sdk.Context, req abci.RequestQuery, k Keeper) ([]byte, error) {
var params types.QueryClaimParams
err := types.ModuleCdc.UnmarshalJSON(req.Data, &params)
if err != nil {
return nil, sdkerrors.Wrap(sdkerrors.ErrJSONUnmarshal, err.Error())
}
depositDenom := len(params.DepositDenom) > 0
owner := len(params.Owner) > 0
claimType := len(params.ClaimType) > 0
var claims []types.Claim
switch {
case depositDenom && owner && claimType:
claim, found := k.GetClaim(ctx, params.Owner, params.DepositDenom, params.ClaimType)
if found {
claims = append(claims, claim)
}
case depositDenom && owner:
for _, dt := range types.ClaimTypesClaimQuery {
claim, found := k.GetClaim(ctx, params.Owner, params.DepositDenom, dt)
if found {
claims = append(claims, claim)
}
}
case depositDenom && claimType:
k.IterateClaimsByTypeAndDenom(ctx, params.ClaimType, params.DepositDenom, func(claim types.Claim) (stop bool) {
claims = append(claims, claim)
return false
})
case owner && claimType:
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hardParams := k.GetParams(ctx)
switch {
case params.ClaimType == types.LP:
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for _, lps := range hardParams.LiquidityProviderSchedules {
claim, found := k.GetClaim(ctx, params.Owner, lps.DepositDenom, params.ClaimType)
if found {
claims = append(claims, claim)
}
}
case params.ClaimType == types.Stake:
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for _, dss := range hardParams.DelegatorDistributionSchedules {
claim, found := k.GetClaim(ctx, params.Owner, dss.DistributionSchedule.DepositDenom, params.ClaimType)
if found {
claims = append(claims, claim)
}
}
}
case depositDenom:
for _, dt := range types.ClaimTypesClaimQuery {
k.IterateClaimsByTypeAndDenom(ctx, dt, params.DepositDenom, func(claim types.Claim) (stop bool) {
claims = append(claims, claim)
return false
})
}
case owner:
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hardParams := k.GetParams(ctx)
for _, lps := range hardParams.LiquidityProviderSchedules {
claim, found := k.GetClaim(ctx, params.Owner, lps.DepositDenom, types.LP)
if found {
claims = append(claims, claim)
}
}
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for _, dds := range hardParams.DelegatorDistributionSchedules {
claim, found := k.GetClaim(ctx, params.Owner, dds.DistributionSchedule.DepositDenom, types.Stake)
if found {
claims = append(claims, claim)
}
}
case claimType:
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hardParams := k.GetParams(ctx)
for _, lps := range hardParams.LiquidityProviderSchedules {
k.IterateClaimsByTypeAndDenom(ctx, params.ClaimType, lps.DepositDenom, func(claim types.Claim) (stop bool) {
claims = append(claims, claim)
return false
})
}
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for _, dds := range hardParams.DelegatorDistributionSchedules {
k.IterateClaimsByTypeAndDenom(ctx, params.ClaimType, dds.DistributionSchedule.DepositDenom, func(claim types.Claim) (stop bool) {
claims = append(claims, claim)
return false
})
}
default:
k.IterateClaims(ctx, func(claim types.Claim) (stop bool) {
claims = append(claims, claim)
return false
})
}
start, end := client.Paginate(len(claims), params.Page, params.Limit, 100)
if start < 0 || end < 0 {
claims = []types.Claim{}
} else {
claims = claims[start:end]
}
bz, err := codec.MarshalJSONIndent(types.ModuleCdc, claims)
if err != nil {
return nil, sdkerrors.Wrap(sdkerrors.ErrJSONMarshal, err.Error())
}
return bz, nil
}
func queryGetBorrows(ctx sdk.Context, req abci.RequestQuery, k Keeper) ([]byte, error) {
var params types.QueryBorrowsParams
err := types.ModuleCdc.UnmarshalJSON(req.Data, &params)
if err != nil {
return nil, sdkerrors.Wrap(sdkerrors.ErrJSONUnmarshal, err.Error())
}
// TODO: filter query results
// depositDenom := len(params.BorrowDenom) > 0
// owner := len(params.Owner) > 0
var borrows []types.Borrow
k.IterateBorrows(ctx, func(borrow types.Borrow) (stop bool) {
borrows = append(borrows, borrow)
return false
})
start, end := client.Paginate(len(borrows), params.Page, params.Limit, 100)
if start < 0 || end < 0 {
borrows = []types.Borrow{}
} else {
borrows = borrows[start:end]
}
bz, err := codec.MarshalJSONIndent(types.ModuleCdc, borrows)
if err != nil {
return nil, sdkerrors.Wrap(sdkerrors.ErrJSONMarshal, err.Error())
}
return bz, nil
}
func queryGetBorrowed(ctx sdk.Context, req abci.RequestQuery, k Keeper) ([]byte, error) {
var params types.QueryBorrowedParams
err := types.ModuleCdc.UnmarshalJSON(req.Data, &params)
if err != nil {
return nil, sdkerrors.Wrap(sdkerrors.ErrJSONUnmarshal, err.Error())
}
borrowedCoins, found := k.GetBorrowedCoins(ctx)
if !found {
return nil, types.ErrBorrowedCoinsNotFound
}
// If user specified a denom only return coins of that denom type
if len(params.Denom) > 0 {
borrowedCoins = sdk.NewCoins(sdk.NewCoin(params.Denom, borrowedCoins.AmountOf(params.Denom)))
}
bz, err := codec.MarshalJSONIndent(types.ModuleCdc, borrowedCoins)
if err != nil {
return nil, sdkerrors.Wrap(sdkerrors.ErrJSONMarshal, err.Error())
}
return bz, nil
}
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func queryGetBorrow(ctx sdk.Context, req abci.RequestQuery, k Keeper) ([]byte, error) {
var params types.QueryBorrowsParams
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err := types.ModuleCdc.UnmarshalJSON(req.Data, &params)
if err != nil {
return nil, sdkerrors.Wrap(sdkerrors.ErrJSONUnmarshal, err.Error())
}
var borrowBalance sdk.Coins
if len(params.Owner) > 0 {
borrowBalance = k.GetBorrowBalance(ctx, params.Owner)
}
bz, err := codec.MarshalJSONIndent(types.ModuleCdc, borrowBalance)
if err != nil {
return nil, sdkerrors.Wrap(sdkerrors.ErrJSONMarshal, err.Error())
}
return bz, nil
}