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msgs.go
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msgs.go
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package types
import (
sdk "github.com/cosmos/cosmos-sdk/types"
sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
)
var (
_ sdk.Msg = &MsgSwapOrder{}
_ sdk.Msg = &MsgAddLiquidity{}
_ sdk.Msg = &MsgRemoveLiquidity{}
)
const (
// LptTokenPrefix defines the prefix of liquidity token
LptTokenPrefix = "lpt"
// LptTokenFormat defines the name of liquidity token
LptTokenFormat = "lpt-%d"
// TypeMsgAddLiquidity defines the type of MsgAddLiquidity
TypeMsgAddLiquidity = "add_liquidity"
// TypeMsgRemoveLiquidity defines the type of MsgRemoveLiquidity
TypeMsgRemoveLiquidity = "remove_liquidity"
// TypeMsgSwapOrder defines the type of MsgSwapOrder
TypeMsgSwapOrder = "swap_order"
)
/* --------------------------------------------------------------------------- */
// MsgSwapOrder
/* --------------------------------------------------------------------------- */
// MsgSwapOrder - struct for swapping a coin
// Input and Output can either be exact or calculated.
// An exact coin has the senders desired buy or sell amount.
// A calculated coin has the desired denomination and bounded amount
// the sender is willing to buy or sell in this order.
// NewMsgSwapOrder creates a new MsgSwapOrder object.
func NewMsgSwapOrder(
input Input,
output Output,
deadline int64,
isBuyOrder bool,
) *MsgSwapOrder {
return &MsgSwapOrder{
Input: input,
Output: output,
Deadline: deadline,
IsBuyOrder: isBuyOrder,
}
}
// Route implements Msg.
func (msg MsgSwapOrder) Route() string { return RouterKey }
// Type implements Msg.
func (msg MsgSwapOrder) Type() string { return TypeMsgSwapOrder }
// ValidateBasic implements Msg.
func (msg MsgSwapOrder) ValidateBasic() error {
if err := ValidateInput(msg.Input); err != nil {
return err
}
if err := ValidateOutput(msg.Output); err != nil {
return err
}
if msg.Input.Coin.Denom == msg.Output.Coin.Denom {
return sdkerrors.Wrap(ErrEqualDenom, "invalid swap")
}
return ValidateDeadline(msg.Deadline)
}
// GetSignBytes implements Msg.
func (msg MsgSwapOrder) GetSignBytes() []byte {
return sdk.MustSortJSON(ModuleCdc.MustMarshalJSON(&msg))
}
// GetSigners implements Msg.
func (msg MsgSwapOrder) GetSigners() []sdk.AccAddress {
from, err := sdk.AccAddressFromBech32(msg.Input.Address)
if err != nil {
panic(err)
}
return []sdk.AccAddress{from}
}
/* --------------------------------------------------------------------------- */
// MsgAddLiquidity
/* --------------------------------------------------------------------------- */
// NewMsgAddLiquidity creates a new MsgAddLiquidity object.
func NewMsgAddLiquidity(
maxToken sdk.Coin,
exactStandardAmt sdk.Int,
minLiquidity sdk.Int,
deadline int64,
sender string,
) *MsgAddLiquidity {
return &MsgAddLiquidity{
MaxToken: maxToken,
ExactStandardAmt: exactStandardAmt,
MinLiquidity: minLiquidity,
Deadline: deadline,
Sender: sender,
}
}
// Route implements Msg.
func (msg MsgAddLiquidity) Route() string { return RouterKey }
// Type implements Msg.
func (msg MsgAddLiquidity) Type() string { return TypeMsgAddLiquidity }
// ValidateBasic implements Msg.
func (msg MsgAddLiquidity) ValidateBasic() error {
if err := ValidateMaxToken(msg.MaxToken); err != nil {
return err
}
if err := ValidateExactStandardAmt(msg.ExactStandardAmt); err != nil {
return err
}
if err := ValidateMinLiquidity(msg.MinLiquidity); err != nil {
return err
}
if err := ValidateDeadline(msg.Deadline); err != nil {
return err
}
if _, err := sdk.AccAddressFromBech32(msg.Sender); err != nil {
return sdkerrors.Wrapf(sdkerrors.ErrInvalidAddress, "invalid sender address (%s)", err)
}
return nil
}
// GetSignBytes implements Msg.
func (msg MsgAddLiquidity) GetSignBytes() []byte {
return sdk.MustSortJSON(ModuleCdc.MustMarshalJSON(&msg))
}
// GetSigners implements Msg.
func (msg MsgAddLiquidity) GetSigners() []sdk.AccAddress {
from, err := sdk.AccAddressFromBech32(msg.Sender)
if err != nil {
panic(err)
}
return []sdk.AccAddress{from}
}
/* --------------------------------------------------------------------------- */
// MsgRemoveLiquidity
/* --------------------------------------------------------------------------- */
// NewMsgRemoveLiquidity creates a new MsgRemoveLiquidity object
func NewMsgRemoveLiquidity(
minToken sdk.Int,
withdrawLiquidity sdk.Coin,
minStandardAmt sdk.Int,
deadline int64,
sender string,
) *MsgRemoveLiquidity {
return &MsgRemoveLiquidity{
MinToken: minToken,
WithdrawLiquidity: withdrawLiquidity,
MinStandardAmt: minStandardAmt,
Deadline: deadline,
Sender: sender,
}
}
// Route implements Msg.
func (msg MsgRemoveLiquidity) Route() string { return RouterKey }
// Type implements Msg.
func (msg MsgRemoveLiquidity) Type() string { return TypeMsgRemoveLiquidity }
// ValidateBasic implements Msg.
func (msg MsgRemoveLiquidity) ValidateBasic() error {
if err := ValidateMinToken(msg.MinToken); err != nil {
return err
}
if err := ValidateWithdrawLiquidity(msg.WithdrawLiquidity); err != nil {
return err
}
if err := ValidateMinStandardAmt(msg.MinStandardAmt); err != nil {
return err
}
if err := ValidateDeadline(msg.Deadline); err != nil {
return err
}
if _, err := sdk.AccAddressFromBech32(msg.Sender); err != nil {
return sdkerrors.Wrapf(sdkerrors.ErrInvalidAddress, "invalid sender address (%s)", err)
}
return nil
}
// GetSignBytes implements Msg.
func (msg MsgRemoveLiquidity) GetSignBytes() []byte {
return sdk.MustSortJSON(ModuleCdc.MustMarshalJSON(&msg))
}
// GetSigners implements Msg.
func (msg MsgRemoveLiquidity) GetSigners() []sdk.AccAddress {
from, err := sdk.AccAddressFromBech32(msg.Sender)
if err != nil {
panic(err)
}
return []sdk.AccAddress{from}
}