70 lines
2.2 KiB
Go
70 lines
2.2 KiB
Go
package keeper
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import (
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"context"
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"fmt"
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sdk "github.com/cosmos/cosmos-sdk/types"
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"github.com/skip-mev/pob/x/auction/types"
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)
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var _ types.MsgServer = MsgServer{}
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// MsgServer is the wrapper for the auction module's msg service.
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type MsgServer struct {
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Keeper
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}
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// NewMsgServerImpl returns an implementation of the auction MsgServer interface.
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func NewMsgServerImpl(keeper Keeper) *MsgServer {
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return &MsgServer{Keeper: keeper}
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}
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// AuctionBid is the server implementation for Msg/AuctionBid.
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func (m MsgServer) AuctionBid(goCtx context.Context, msg *types.MsgAuctionBid) (*types.MsgAuctionBidResponse, error) {
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ctx := sdk.UnwrapSDKContext(goCtx)
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// This should never return an error because the address was validated when the message was ingressed.
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bidder, err := sdk.AccAddressFromBech32(msg.Bidder)
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if err != nil {
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return nil, err
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}
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// Ensure that the number of transactions is less than or equal to the maximum allowed.
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maxBundleSize, err := m.Keeper.GetMaxBundleSize(ctx)
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if err != nil {
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return nil, err
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}
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if uint32(len(msg.Transactions)) > maxBundleSize {
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return nil, fmt.Errorf("the number of transactions in the bid is greater than the maximum allowed; expected <= %d, got %d", maxBundleSize, len(msg.Transactions))
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}
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// Attempt to send the bid to the module account.
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if err := m.Keeper.bankkeeper.SendCoinsFromAccountToModule(ctx, bidder, types.ModuleName, msg.Bid); err != nil {
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return nil, err
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}
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// TODO: figure out how to handle payments to the escrow address.
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// Ref: https://github.com/skip-mev/pob/issues/11
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return &types.MsgAuctionBidResponse{}, nil
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}
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// UpdateParams is the server implementation for Msg/UpdateParams.
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func (m MsgServer) UpdateParams(goCtx context.Context, msg *types.MsgUpdateParams) (*types.MsgUpdateParamsResponse, error) {
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ctx := sdk.UnwrapSDKContext(goCtx)
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// Ensure that the message signer is the authority.
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if msg.Authority != m.Keeper.GetAuthority() {
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return nil, fmt.Errorf("this message can only be executed by the authority; expected %s, got %s", m.Keeper.GetAuthority(), msg.Authority)
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}
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// Update the parameters.
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if err := m.Keeper.SetParams(ctx, msg.Params); err != nil {
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return nil, err
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}
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return &types.MsgUpdateParamsResponse{}, nil
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}
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