0g-chain/x/auction/client/cli/query.go
Kevin Davis 15a7dc610e
[R4R] feat: Fetch auctions from historical state (#649)
* feat: query old blocks for auctions

* fix: add next auction id to querier

* fix: set boolean when found

* fix: use correct query route and params

* apply suggestions from review comments
2020-09-16 14:58:11 -04:00

194 lines
5.7 KiB
Go

package cli
import (
"fmt"
"strconv"
"strings"
"github.com/spf13/cobra"
"github.com/spf13/viper"
"github.com/cosmos/cosmos-sdk/client/context"
"github.com/cosmos/cosmos-sdk/client/flags"
"github.com/cosmos/cosmos-sdk/codec"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/kava-labs/kava/x/auction/client/common"
"github.com/kava-labs/kava/x/auction/types"
)
// Query auction flags
const (
flagType = "type"
flagDenom = "denom"
flagPhase = "phase"
)
// GetQueryCmd returns the cli query commands for this module
func GetQueryCmd(queryRoute string, cdc *codec.Codec) *cobra.Command {
// Group nameservice queries under a subcommand
auctionQueryCmd := &cobra.Command{
Use: "auction",
Short: "Querying commands for the auction module",
}
auctionQueryCmd.AddCommand(flags.GetCommands(
QueryGetAuctionCmd(queryRoute, cdc),
QueryGetAuctionsCmd(queryRoute, cdc),
QueryParamsCmd(queryRoute, cdc),
)...)
return auctionQueryCmd
}
// QueryGetAuctionCmd queries one auction in the store
func QueryGetAuctionCmd(queryRoute string, cdc *codec.Codec) *cobra.Command {
return &cobra.Command{
Use: "auction [auction-id]",
Short: "get a info about an auction",
Args: cobra.ExactArgs(1),
RunE: func(cmd *cobra.Command, args []string) error {
cliCtx := context.NewCLIContext().WithCodec(cdc)
// Prepare params for querier
id, err := strconv.ParseUint(args[0], 10, 64)
if err != nil {
return fmt.Errorf("auction-id '%s' not a valid uint", args[0])
}
auction, height, err := common.QueryAuctionByID(cliCtx, cdc, queryRoute, id)
if err != nil {
return err
}
auctionWithPhase := types.NewAuctionWithPhase(auction)
cliCtx = cliCtx.WithHeight(height)
return cliCtx.PrintOutput(auctionWithPhase)
},
}
}
// QueryGetAuctionsCmd queries the auctions in the store
func QueryGetAuctionsCmd(queryRoute string, cdc *codec.Codec) *cobra.Command {
cmd := &cobra.Command{
Use: "auctions",
Short: "query auctions with optional filters",
Long: strings.TrimSpace(`Query for all paginated auctions that match optional filters:
Example:
$ kvcli q auction auctions --type=(collateral|surplus|debt)
$ kvcli q auction auctions --denom=bnb
$ kvcli q auction auctions --phase=(forward|reverse)
$ kvcli q auction auctions --page=2 --limit=100
`,
),
RunE: func(cmd *cobra.Command, args []string) error {
strType := viper.GetString(flagType)
strDenom := viper.GetString(flagDenom)
strPhase := viper.GetString(flagPhase)
page := viper.GetInt(flags.FlagPage)
limit := viper.GetInt(flags.FlagLimit)
var (
auctionType string
auctionDenom string
auctionPhase string
)
params := types.NewQueryAllAuctionParams(page, limit, auctionType, auctionDenom, auctionPhase)
if len(strType) != 0 {
auctionType = strings.ToLower(strings.TrimSpace(strType))
if auctionType != types.CollateralAuctionType &&
auctionType != types.SurplusAuctionType &&
auctionType != types.DebtAuctionType {
return fmt.Errorf("invalid auction type %s", strType)
}
params.Type = auctionType
}
if len(strDenom) != 0 {
auctionDenom := strings.TrimSpace(strDenom)
err := sdk.ValidateDenom(auctionDenom)
if err != nil {
return err
}
params.Denom = auctionDenom
}
if len(strPhase) != 0 {
auctionPhase := strings.ToLower(strings.TrimSpace(strPhase))
if auctionType != types.CollateralAuctionType && len(auctionType) > 0 {
return fmt.Errorf("cannot apply phase flag to non-collateral auction type")
}
if auctionPhase != types.ForwardAuctionPhase && auctionPhase != types.ReverseAuctionPhase {
return fmt.Errorf("invalid auction phase %s", strPhase)
}
params.Phase = auctionPhase
}
bz, err := cdc.MarshalJSON(params)
if err != nil {
return err
}
cliCtx := context.NewCLIContext().WithCodec(cdc)
// Query
res, height, err := cliCtx.QueryWithData(fmt.Sprintf("custom/%s/%s", queryRoute, types.QueryGetAuctions), bz)
if err != nil {
return err
}
// Decode and print results
var matchingAuctions types.Auctions
cdc.MustUnmarshalJSON(res, &matchingAuctions)
if len(matchingAuctions) == 0 {
return fmt.Errorf("No matching auctions found")
}
auctionsWithPhase := []types.AuctionWithPhase{} // using empty slice so json returns [] instead of null when there's no auctions
for _, a := range matchingAuctions {
auctionsWithPhase = append(auctionsWithPhase, types.NewAuctionWithPhase(a))
}
cliCtx = cliCtx.WithHeight(height)
return cliCtx.PrintOutput(auctionsWithPhase) // nolint:errcheck
},
}
cmd.Flags().Int(flags.FlagPage, 1, "pagination page of auctions to to query for")
cmd.Flags().Int(flags.FlagLimit, 100, "pagination limit of auctions to query for")
cmd.Flags().String(flagType, "", "(optional) filter by auction type, type: collateral, debt, surplus")
cmd.Flags().String(flagDenom, "", "(optional) filter by auction denom")
cmd.Flags().String(flagPhase, "", "(optional) filter by collateral auction phase, phase: forward/reverse")
return cmd
}
// QueryParamsCmd queries the auction module parameters
func QueryParamsCmd(queryRoute string, cdc *codec.Codec) *cobra.Command {
return &cobra.Command{
Use: "params",
Short: "get the auction module parameters",
Long: "Get the current global auction module parameters.",
Args: cobra.NoArgs,
RunE: func(cmd *cobra.Command, args []string) error {
cliCtx := context.NewCLIContext().WithCodec(cdc)
// Query
route := fmt.Sprintf("custom/%s/%s", queryRoute, types.QueryGetParams)
res, height, err := cliCtx.QueryWithData(route, nil)
if err != nil {
return err
}
// Decode and print results
var out types.Params
cdc.MustUnmarshalJSON(res, &out)
cliCtx = cliCtx.WithHeight(height)
return cliCtx.PrintOutput(out)
},
}
}