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message_post_contract.go
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message_post_contract.go
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package types
import (
fmt "fmt"
"strconv"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/cosmos/cosmos-sdk/types/bech32"
sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
)
const TypeMsgPostContract = "post_contract"
var _ sdk.Msg = &MsgPostContract{}
func NewMsgPostContract(creator string, signee string, filesize string, fid string, merkle string) *MsgPostContract {
return &MsgPostContract{
Creator: creator,
Signee: signee,
Filesize: filesize,
Fid: fid,
Merkle: merkle,
}
}
func (msg *MsgPostContract) Route() string {
return RouterKey
}
func (msg *MsgPostContract) Type() string {
return TypeMsgPostContract
}
func (msg *MsgPostContract) GetSigners() []sdk.AccAddress {
creator, err := sdk.AccAddressFromBech32(msg.Creator)
if err != nil {
panic(err)
}
return []sdk.AccAddress{creator}
}
func (msg *MsgPostContract) GetSignBytes() []byte {
bz := ModuleCdc.MustMarshalJSON(msg)
return sdk.MustSortJSON(bz)
}
func (msg *MsgPostContract) ValidateBasic() error {
prefix, _, err := bech32.DecodeAndConvert(msg.Creator)
if err != nil {
return sdkerrors.Wrapf(sdkerrors.ErrInvalidAddress, "invalid creator address (%s)", err)
}
if prefix != AddressPrefix {
return sdkerrors.Wrapf(sdkerrors.ErrInvalidAddress, "invalid creator prefix (%s)", fmt.Errorf("%s is not a valid prefix here. Expected `jkl`", prefix))
}
prefix, _, err = bech32.DecodeAndConvert(msg.Signee)
if err != nil {
return sdkerrors.Wrapf(sdkerrors.ErrInvalidAddress, "invalid signee address (%s)", err)
}
if prefix != AddressPrefix {
return sdkerrors.Wrapf(sdkerrors.ErrInvalidAddress, "invalid signee prefix (%s)", fmt.Errorf("%s is not a valid prefix here. Expected `jkl`", prefix))
}
prefix, _, err = bech32.DecodeAndConvert(msg.Fid)
if err != nil {
return sdkerrors.Wrapf(sdkerrors.ErrInvalidRequest, "invalid fid (%s)", err)
}
if prefix != FidPrefix {
return sdkerrors.Wrapf(sdkerrors.ErrInvalidRequest, "invalid fid prefix (%s)", fmt.Errorf("%s is not a valid prefix here. Expected `jklf`", prefix))
}
if _, err := strconv.Atoi(msg.Filesize); err != nil {
return sdkerrors.Wrapf(sdkerrors.ErrInvalidType, "cannot parse file size (%s)", err)
}
return nil
}