package keeper import ( "context" sdk "github.com/cosmos/cosmos-sdk/types" "github.com/kava-labs/kava/x/cdp/types" ) type msgServer struct { keeper Keeper } // NewMsgServerImpl returns an implementation of the cdp MsgServer interface // for the provided Keeper. func NewMsgServerImpl(keeper Keeper) types.MsgServer { return &msgServer{keeper: keeper} } var _ types.MsgServer = msgServer{} func (k msgServer) CreateCDP(goCtx context.Context, msg *types.MsgCreateCDP) (*types.MsgCreateCDPResponse, error) { ctx := sdk.UnwrapSDKContext(goCtx) sender, err := sdk.AccAddressFromBech32(msg.Sender) if err != nil { return nil, err } err = k.keeper.AddCdp(ctx, sender, msg.Collateral, msg.Principal, msg.CollateralType) if err != nil { return nil, err } ctx.EventManager().EmitEvent( sdk.NewEvent( sdk.EventTypeMessage, sdk.NewAttribute(sdk.AttributeKeyModule, types.AttributeValueCategory), sdk.NewAttribute(sdk.AttributeKeySender, msg.Sender), ), ) id, _ := k.keeper.GetCdpID(ctx, sender, msg.CollateralType) return &types.MsgCreateCDPResponse{CdpID: id}, nil } func (k msgServer) Deposit(goCtx context.Context, msg *types.MsgDeposit) (*types.MsgDepositResponse, error) { ctx := sdk.UnwrapSDKContext(goCtx) owner, err := sdk.AccAddressFromBech32(msg.Owner) if err != nil { return nil, err } depositor, err := sdk.AccAddressFromBech32(msg.Depositor) if err != nil { return nil, err } err = k.keeper.DepositCollateral(ctx, owner, depositor, msg.Collateral, msg.CollateralType) if err != nil { return nil, err } ctx.EventManager().EmitEvent( sdk.NewEvent( sdk.EventTypeMessage, sdk.NewAttribute(sdk.AttributeKeyModule, types.AttributeValueCategory), sdk.NewAttribute(sdk.AttributeKeySender, msg.Depositor), ), ) return &types.MsgDepositResponse{}, nil } func (k msgServer) Withdraw(goCtx context.Context, msg *types.MsgWithdraw) (*types.MsgWithdrawResponse, error) { ctx := sdk.UnwrapSDKContext(goCtx) owner, err := sdk.AccAddressFromBech32(msg.Owner) if err != nil { return nil, err } depositor, err := sdk.AccAddressFromBech32(msg.Depositor) if err != nil { return nil, err } err = k.keeper.WithdrawCollateral(ctx, owner, depositor, msg.Collateral, msg.CollateralType) if err != nil { return nil, err } ctx.EventManager().EmitEvent( sdk.NewEvent( sdk.EventTypeMessage, sdk.NewAttribute(sdk.AttributeKeyModule, types.AttributeValueCategory), sdk.NewAttribute(sdk.AttributeKeySender, msg.Depositor), ), ) return &types.MsgWithdrawResponse{}, nil } func (k msgServer) DrawDebt(goCtx context.Context, msg *types.MsgDrawDebt) (*types.MsgDrawDebtResponse, error) { ctx := sdk.UnwrapSDKContext(goCtx) sender, err := sdk.AccAddressFromBech32(msg.Sender) if err != nil { return nil, err } err = k.keeper.AddPrincipal(ctx, sender, msg.CollateralType, msg.Principal) if err != nil { return nil, err } ctx.EventManager().EmitEvent( sdk.NewEvent( sdk.EventTypeMessage, sdk.NewAttribute(sdk.AttributeKeyModule, types.AttributeValueCategory), sdk.NewAttribute(sdk.AttributeKeySender, msg.Sender), ), ) return &types.MsgDrawDebtResponse{}, nil } func (k msgServer) RepayDebt(goCtx context.Context, msg *types.MsgRepayDebt) (*types.MsgRepayDebtResponse, error) { ctx := sdk.UnwrapSDKContext(goCtx) sender, err := sdk.AccAddressFromBech32(msg.Sender) if err != nil { return nil, err } err = k.keeper.RepayPrincipal(ctx, sender, msg.CollateralType, msg.Payment) if err != nil { return nil, err } ctx.EventManager().EmitEvent( sdk.NewEvent( sdk.EventTypeMessage, sdk.NewAttribute(sdk.AttributeKeyModule, types.AttributeValueCategory), sdk.NewAttribute(sdk.AttributeKeySender, msg.Sender), ), ) return &types.MsgRepayDebtResponse{}, nil } func (k msgServer) Liquidate(goCtx context.Context, msg *types.MsgLiquidate) (*types.MsgLiquidateResponse, error) { ctx := sdk.UnwrapSDKContext(goCtx) keeper, err := sdk.AccAddressFromBech32(msg.Keeper) if err != nil { return nil, err } borrower, err := sdk.AccAddressFromBech32(msg.Borrower) if err != nil { return nil, err } err = k.keeper.AttemptKeeperLiquidation(ctx, keeper, borrower, msg.CollateralType) if err != nil { return nil, err } ctx.EventManager().EmitEvent( sdk.NewEvent( sdk.EventTypeMessage, sdk.NewAttribute(sdk.AttributeKeyModule, types.AttributeValueCategory), sdk.NewAttribute(sdk.AttributeKeySender, msg.Keeper), ), ) return &types.MsgLiquidateResponse{}, nil }