package cli import ( "bufio" "fmt" "strings" "github.com/spf13/cobra" "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/cosmos/cosmos-sdk/version" "github.com/cosmos/cosmos-sdk/x/auth" "github.com/cosmos/cosmos-sdk/x/auth/client/utils" "github.com/kava-labs/kava/x/cdp/types" ) // GetTxCmd returns the transaction commands for this module func GetTxCmd(cdc *codec.Codec) *cobra.Command { cdpTxCmd := &cobra.Command{ Use: "cdp", Short: "cdp transactions subcommands", } cdpTxCmd.AddCommand(flags.PostCommands( GetCmdCreateCdp(cdc), GetCmdDeposit(cdc), GetCmdWithdraw(cdc), GetCmdDraw(cdc), GetCmdRepay(cdc), GetCmdLiquidate(cdc), )...) return cdpTxCmd } // GetCmdCreateCdp returns the command handler for creating a cdp func GetCmdCreateCdp(cdc *codec.Codec) *cobra.Command { return &cobra.Command{ Use: "create [collateral] [debt] [collateral-type]", Short: "create a new cdp", Long: strings.TrimSpace( fmt.Sprintf(`Create a new cdp, depositing some collateral and drawing some debt. Example: $ %s tx %s create 10000000uatom 1000usdx atom-a --from myKeyName `, version.ClientName, types.ModuleName)), Args: cobra.ExactArgs(3), RunE: func(cmd *cobra.Command, args []string) error { inBuf := bufio.NewReader(cmd.InOrStdin()) cliCtx := context.NewCLIContext().WithCodec(cdc) txBldr := auth.NewTxBuilderFromCLI(inBuf).WithTxEncoder(utils.GetTxEncoder(cdc)) collateral, err := sdk.ParseCoin(args[0]) if err != nil { return err } debt, err := sdk.ParseCoin(args[1]) if err != nil { return err } msg := types.NewMsgCreateCDP(cliCtx.GetFromAddress(), collateral, debt, args[2]) err = msg.ValidateBasic() if err != nil { return err } return utils.GenerateOrBroadcastMsgs(cliCtx, txBldr, []sdk.Msg{msg}) }, } } // GetCmdDeposit cli command for depositing to a cdp. func GetCmdDeposit(cdc *codec.Codec) *cobra.Command { return &cobra.Command{ Use: "deposit [owner-addr] [collateral] [collateral-type]", Short: "deposit collateral to an existing cdp", Long: strings.TrimSpace( fmt.Sprintf(`Add collateral to an existing cdp. Example: $ %s tx %s deposit kava15qdefkmwswysgg4qxgqpqr35k3m49pkx2jdfnw 10000000uatom atom-a --from myKeyName `, version.ClientName, types.ModuleName)), Args: cobra.ExactArgs(3), RunE: func(cmd *cobra.Command, args []string) error { inBuf := bufio.NewReader(cmd.InOrStdin()) cliCtx := context.NewCLIContext().WithCodec(cdc) txBldr := auth.NewTxBuilderFromCLI(inBuf).WithTxEncoder(utils.GetTxEncoder(cdc)) collateral, err := sdk.ParseCoin(args[1]) if err != nil { return err } owner, err := sdk.AccAddressFromBech32(args[0]) if err != nil { return err } msg := types.NewMsgDeposit(owner, cliCtx.GetFromAddress(), collateral, args[2]) err = msg.ValidateBasic() if err != nil { return err } return utils.GenerateOrBroadcastMsgs(cliCtx, txBldr, []sdk.Msg{msg}) }, } } // GetCmdWithdraw cli command for withdrawing from a cdp. func GetCmdWithdraw(cdc *codec.Codec) *cobra.Command { return &cobra.Command{ Use: "withdraw [owner-addr] [collateral] [collateral-type]", Short: "withdraw collateral from an existing cdp", Long: strings.TrimSpace( fmt.Sprintf(`Remove collateral from an existing cdp. Example: $ %s tx %s withdraw kava15qdefkmwswysgg4qxgqpqr35k3m49pkx2jdfnw 10000000uatom atom-a --from myKeyName `, version.ClientName, types.ModuleName)), Args: cobra.ExactArgs(3), RunE: func(cmd *cobra.Command, args []string) error { inBuf := bufio.NewReader(cmd.InOrStdin()) cliCtx := context.NewCLIContext().WithCodec(cdc) txBldr := auth.NewTxBuilderFromCLI(inBuf).WithTxEncoder(utils.GetTxEncoder(cdc)) collateral, err := sdk.ParseCoin(args[1]) if err != nil { return err } owner, err := sdk.AccAddressFromBech32(args[0]) if err != nil { return err } msg := types.NewMsgWithdraw(owner, cliCtx.GetFromAddress(), collateral, args[2]) err = msg.ValidateBasic() if err != nil { return err } return utils.GenerateOrBroadcastMsgs(cliCtx, txBldr, []sdk.Msg{msg}) }, } } // GetCmdDraw cli command for depositing to a cdp. func GetCmdDraw(cdc *codec.Codec) *cobra.Command { return &cobra.Command{ Use: "draw [collateral-type] [debt]", Short: "draw debt off an existing cdp", Long: strings.TrimSpace( fmt.Sprintf(`Create debt in an existing cdp and send the newly minted asset to your account. Example: $ %s tx %s draw atom-a 1000usdx --from myKeyName `, version.ClientName, types.ModuleName)), Args: cobra.ExactArgs(2), RunE: func(cmd *cobra.Command, args []string) error { inBuf := bufio.NewReader(cmd.InOrStdin()) cliCtx := context.NewCLIContext().WithCodec(cdc) txBldr := auth.NewTxBuilderFromCLI(inBuf).WithTxEncoder(utils.GetTxEncoder(cdc)) debt, err := sdk.ParseCoin(args[1]) if err != nil { return err } msg := types.NewMsgDrawDebt(cliCtx.GetFromAddress(), args[0], debt) err = msg.ValidateBasic() if err != nil { return err } return utils.GenerateOrBroadcastMsgs(cliCtx, txBldr, []sdk.Msg{msg}) }, } } // GetCmdRepay cli command for depositing to a cdp. func GetCmdRepay(cdc *codec.Codec) *cobra.Command { return &cobra.Command{ Use: "repay [collateral-name] [debt]", Short: "repay debt to an existing cdp", Long: strings.TrimSpace( fmt.Sprintf(`Cancel out debt in an existing cdp. Example: $ %s tx %s repay atom-a 1000usdx --from myKeyName `, version.ClientName, types.ModuleName)), Args: cobra.ExactArgs(2), RunE: func(cmd *cobra.Command, args []string) error { inBuf := bufio.NewReader(cmd.InOrStdin()) cliCtx := context.NewCLIContext().WithCodec(cdc) txBldr := auth.NewTxBuilderFromCLI(inBuf).WithTxEncoder(utils.GetTxEncoder(cdc)) payment, err := sdk.ParseCoin(args[1]) if err != nil { return err } msg := types.NewMsgRepayDebt(cliCtx.GetFromAddress(), args[0], payment) err = msg.ValidateBasic() if err != nil { return err } return utils.GenerateOrBroadcastMsgs(cliCtx, txBldr, []sdk.Msg{msg}) }, } } // GetCmdLiquidate cli command for liquidating a cdp. func GetCmdLiquidate(cdc *codec.Codec) *cobra.Command { return &cobra.Command{ Use: "liquidate [cdp-owner-address] [collateral-type]", Short: "liquidate a cdp", Long: strings.TrimSpace( fmt.Sprintf(`Liquidate a cdp if it is below the required liquidation ratio Example: $ %s tx %s liquidate kava1y70y90wzmnf00e63efk2lycgqwepthdmyzsfzm btcb-a --from myKeyName `, version.ClientName, types.ModuleName)), Args: cobra.ExactArgs(2), RunE: func(cmd *cobra.Command, args []string) error { inBuf := bufio.NewReader(cmd.InOrStdin()) cliCtx := context.NewCLIContext().WithCodec(cdc) txBldr := auth.NewTxBuilderFromCLI(inBuf).WithTxEncoder(utils.GetTxEncoder(cdc)) addr, err := sdk.AccAddressFromBech32(args[0]) if err != nil { return err } msg := types.NewMsgLiquidate(cliCtx.GetFromAddress(), addr, args[1]) err = msg.ValidateBasic() if err != nil { return err } return utils.GenerateOrBroadcastMsgs(cliCtx, txBldr, []sdk.Msg{msg}) }, } }