cosmos-sdk/x/protocolpool/keeper/msg_server.go
2023-09-27 09:09:04 +00:00

91 lines
2.5 KiB
Go

package keeper
import (
"context"
"cosmossdk.io/errors"
"cosmossdk.io/x/protocolpool/types"
sdk "github.com/cosmos/cosmos-sdk/types"
sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
)
type MsgServer struct {
Keeper
}
var _ types.MsgServer = MsgServer{}
// NewMsgServerImpl returns an implementation of the protocolpool MsgServer interface
// for the provided Keeper.
func NewMsgServerImpl(keeper Keeper) types.MsgServer {
return &MsgServer{Keeper: keeper}
}
func (k MsgServer) FundCommunityPool(ctx context.Context, msg *types.MsgFundCommunityPool) (*types.MsgFundCommunityPoolResponse, error) {
depositor, err := k.authKeeper.AddressCodec().StringToBytes(msg.Depositor)
if err != nil {
return nil, sdkerrors.ErrInvalidAddress.Wrapf("invalid depositor address: %s", err)
}
if err := validateAmount(msg.Amount); err != nil {
return nil, err
}
// send funds to community pool module account
if err := k.Keeper.FundCommunityPool(ctx, msg.Amount, depositor); err != nil {
return nil, err
}
return &types.MsgFundCommunityPoolResponse{}, nil
}
func (k MsgServer) CommunityPoolSpend(ctx context.Context, msg *types.MsgCommunityPoolSpend) (*types.MsgCommunityPoolSpendResponse, error) {
if err := k.validateAuthority(msg.Authority); err != nil {
return nil, err
}
if err := validateAmount(msg.Amount); err != nil {
return nil, err
}
recipient, err := k.authKeeper.AddressCodec().StringToBytes(msg.Recipient)
if err != nil {
return nil, err
}
// distribute funds from community pool module account
if err := k.Keeper.DistributeFromFeePool(ctx, msg.Amount, recipient); err != nil {
return nil, err
}
logger := k.Logger(ctx)
logger.Info("transferred from the community pool to recipient", "amount", msg.Amount.String(), "recipient", msg.Recipient)
return &types.MsgCommunityPoolSpendResponse{}, nil
}
func (k *Keeper) validateAuthority(authority string) error {
if _, err := k.authKeeper.AddressCodec().StringToBytes(authority); err != nil {
return sdkerrors.ErrInvalidAddress.Wrapf("invalid authority address: %s", err)
}
if k.authority != authority {
return errors.Wrapf(types.ErrInvalidSigner, "invalid authority; expected %s, got %s", k.authority, authority)
}
return nil
}
func validateAmount(amount sdk.Coins) error {
if amount == nil {
return errors.Wrap(sdkerrors.ErrInvalidCoins, "amount cannot be nil")
}
if err := amount.Validate(); err != nil {
return errors.Wrap(sdkerrors.ErrInvalidCoins, amount.String())
}
return nil
}