/
query.go
68 lines (53 loc) · 1.85 KB
/
query.go
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package keeper
import (
"context"
"github.com/cosmos/cosmos-sdk/store/prefix"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/cosmos/cosmos-sdk/types/query"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/status"
"github.com/persistenceOne/pstake-native/v2/x/ratesync/types"
)
var _ types.QueryServer = Keeper{}
func (k Keeper) Params(goCtx context.Context, req *types.QueryParamsRequest) (*types.QueryParamsResponse, error) {
if req == nil {
return nil, status.Error(codes.InvalidArgument, "invalid request")
}
ctx := sdk.UnwrapSDKContext(goCtx)
return &types.QueryParamsResponse{Params: k.GetParams(ctx)}, nil
}
func (k Keeper) AllHostChains(goCtx context.Context, req *types.QueryAllHostChainsRequest) (*types.QueryAllHostChainsResponse, error) {
if req == nil {
return nil, status.Error(codes.InvalidArgument, "invalid request")
}
var chains []types.HostChain
ctx := sdk.UnwrapSDKContext(goCtx)
store := ctx.KVStore(k.storeKey)
chainStore := prefix.NewStore(store, types.HostChainKeyPrefix)
pageRes, err := query.Paginate(chainStore, req.Pagination, func(key, value []byte) error {
var chain types.HostChain
if err := k.cdc.Unmarshal(value, &chain); err != nil {
return err
}
chains = append(chains, chain)
return nil
})
if err != nil {
return nil, status.Error(codes.Internal, err.Error())
}
return &types.QueryAllHostChainsResponse{HostChains: chains, Pagination: pageRes}, nil
}
func (k Keeper) HostChain(goCtx context.Context, req *types.QueryGetHostChainRequest) (*types.QueryGetHostChainResponse, error) {
if req == nil {
return nil, status.Error(codes.InvalidArgument, "invalid request")
}
ctx := sdk.UnwrapSDKContext(goCtx)
val, found := k.GetHostChain(
ctx,
req.ID,
)
if !found {
return nil, status.Error(codes.NotFound, "not found")
}
return &types.QueryGetHostChainResponse{HostChain: val}, nil
}