0g-chain/x/cdp/keeper/msg_server.go
Ruaridh ffef832d45
Upgrade to sdk v0.44.5 and add IBC (#1106)
- Upgrade cosmos-sdk to v0.44.5 from v0.39.2
- Add Legacy Tx Endpoint for backwards compatibility
- Add IBC v1.2.3 Support

Co-authored-by: DracoLi <draco@dracoli.com>
Co-authored-by: drklee3 <derrick@dlee.dev>
Co-authored-by: denalimarsh <denalimarsh@gmail.com>
Co-authored-by: Draco Li <draco@kava.io>
Co-authored-by: Nick DeLuca <nickdeluca08@gmail.com>
Co-authored-by: Kevin Davis <karzak@users.noreply.github.com>
Co-authored-by: Denali Marsh <denali@kava.io>
2022-01-07 17:39:27 -07:00

176 lines
4.4 KiB
Go

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
}