38 lines
1.1 KiB
Go
38 lines
1.1 KiB
Go
package keeper
|
|
|
|
import (
|
|
abci "github.com/tendermint/tendermint/abci/types"
|
|
|
|
"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"
|
|
"github.com/cosmos/cosmos-sdk/x/ibc/02-client/exported"
|
|
"github.com/cosmos/cosmos-sdk/x/ibc/02-client/types"
|
|
)
|
|
|
|
// QuerierClients defines the sdk.Querier to query all the light client states.
|
|
func QuerierClients(ctx sdk.Context, req abci.RequestQuery, k Keeper) ([]byte, error) {
|
|
var params types.QueryAllClientsParams
|
|
|
|
if err := k.cdc.UnmarshalJSON(req.Data, ¶ms); err != nil {
|
|
return nil, sdkerrors.Wrap(sdkerrors.ErrJSONUnmarshal, err.Error())
|
|
}
|
|
|
|
clients := k.GetAllClients(ctx)
|
|
|
|
start, end := client.Paginate(len(clients), params.Page, params.Limit, 100)
|
|
if start < 0 || end < 0 {
|
|
clients = []exported.ClientState{}
|
|
} else {
|
|
clients = clients[start:end]
|
|
}
|
|
|
|
res, err := codec.MarshalJSONIndent(k.cdc, clients)
|
|
if err != nil {
|
|
return nil, sdkerrors.Wrap(sdkerrors.ErrJSONMarshal, err.Error())
|
|
}
|
|
|
|
return res, nil
|
|
}
|