63 lines
1.8 KiB
Go
63 lines
1.8 KiB
Go
package keeper
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import (
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abci "github.com/tendermint/tendermint/abci/types"
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"github.com/cosmos/cosmos-sdk/codec"
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sdk "github.com/cosmos/cosmos-sdk/types"
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sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
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"github.com/cosmos/cosmos-sdk/x/mint/types"
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)
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// NewQuerier returns a minting Querier handler.
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func NewQuerier(k Keeper, legacyQuerierCdc *codec.LegacyAmino) sdk.Querier {
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return func(ctx sdk.Context, path []string, _ abci.RequestQuery) ([]byte, error) {
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switch path[0] {
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case types.QueryParameters:
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return queryParams(ctx, k, legacyQuerierCdc)
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case types.QueryInflation:
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return queryInflation(ctx, k, legacyQuerierCdc)
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case types.QueryAnnualProvisions:
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return queryAnnualProvisions(ctx, k, legacyQuerierCdc)
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default:
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return nil, sdkerrors.Wrapf(sdkerrors.ErrUnknownRequest, "unknown query path: %s", path[0])
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}
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}
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}
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func queryParams(ctx sdk.Context, k Keeper, legacyQuerierCdc *codec.LegacyAmino) ([]byte, error) {
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params := k.GetParams(ctx)
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res, err := codec.MarshalJSONIndent(legacyQuerierCdc, params)
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if err != nil {
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return nil, sdkerrors.Wrap(sdkerrors.ErrJSONMarshal, err.Error())
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}
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return res, nil
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}
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func queryInflation(ctx sdk.Context, k Keeper, legacyQuerierCdc *codec.LegacyAmino) ([]byte, error) {
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minter := k.GetMinter(ctx)
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res, err := codec.MarshalJSONIndent(legacyQuerierCdc, minter.Inflation)
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if err != nil {
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return nil, sdkerrors.Wrap(sdkerrors.ErrJSONMarshal, err.Error())
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}
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return res, nil
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}
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func queryAnnualProvisions(ctx sdk.Context, k Keeper, legacyQuerierCdc *codec.LegacyAmino) ([]byte, error) {
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minter := k.GetMinter(ctx)
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res, err := codec.MarshalJSONIndent(legacyQuerierCdc, minter.AnnualProvisions)
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if err != nil {
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return nil, sdkerrors.Wrap(sdkerrors.ErrJSONMarshal, err.Error())
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}
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return res, nil
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}
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