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MsgBuyItem.go
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MsgBuyItem.go
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package types
import (
sdk "github.com/cosmos/cosmos-sdk/types"
sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
)
// MsgBuyItem degines buy item message
type MsgBuyItem struct {
ID string `json:"id" yaml:"id"`
Receiver sdk.AccAddress `json:"receiver" yaml:"receiver"`
IntroducedBy sdk.AccAddress `json:"introduced_by" yaml:"introduced_by"`
}
// NewMsgBuyItem is a constructor function for MsgBuyItem
func NewMsgBuyItem(id string, receiver sdk.AccAddress, introducedBy sdk.AccAddress) MsgBuyItem {
return MsgBuyItem{
ID: id,
Receiver: receiver,
IntroducedBy: introducedBy,
}
}
// Route Implements Msg
func (msg MsgBuyItem) Route() string {
return RouterKey
}
// Type Implements Msg
func (msg MsgBuyItem) Type() string {
return "BuyItem"
}
// GetSigners Implements Msg
func (msg MsgBuyItem) GetSigners() []sdk.AccAddress {
return []sdk.AccAddress{sdk.AccAddress(msg.Receiver)}
}
// GetSignBytes Implements Msg
func (msg MsgBuyItem) GetSignBytes() []byte {
bz := ModuleCdc.MustMarshalJSON(msg)
return sdk.MustSortJSON(bz)
}
// ValidateBasic Implements Msg
func (msg MsgBuyItem) ValidateBasic() error {
if msg.Receiver.Empty() {
return sdkerrors.Wrap(sdkerrors.ErrInvalidAddress, "creator can't be empty")
}
return nil
}