implement locking requirement to bid

x/colinearcore/keeper/msg_server_lock_funds.go

@@ -59,5 +59,7 @@ func (k msgServer) LockFunds(goCtx context.Context, msg *types.MsgLockFunds) (*t
 
 	lockedUsers.Users[msg.Creator] = totalAfterPay.String()
 
+	k.Keeper.SetLockedUsers(ctx, lockedUsers)
+
 	return &types.MsgLockFundsResponse{}, nil
 }

x/colinearcore/keeper/msg_server_new_bid.go

@@ -2,10 +2,12 @@ package keeper
 
 import (
 	"context"
+	"errors"
 	"fmt"
 	"math/big"
 	"reflect"
 
+	"colinear/x/colinearcore/auctionconfig"
 	"colinear/x/colinearcore/memdb"
 	"colinear/x/colinearcore/types"
 
@@ -15,6 +17,21 @@ import (
 func (k msgServer) NewBid(goCtx context.Context, msg *types.MsgNewBid) (*types.MsgNewBidResponse, error) {
 	ctx := sdk.UnwrapSDKContext(goCtx)
 
+	lockedUsers, ok := k.Keeper.GetLockedUsers(ctx)
+	if !ok {
+		return nil, errors.New("unable to read locked providers (uninitialized)")
+	}
+	if lockedAmtStr, ok := lockedUsers.Users[msg.Creator]; !ok {
+		return nil, fmt.Errorf("provider has not locked CLR tokens (min: %d uCLR)", auctionconfig.ProviderMinLockedUClr)
+	} else {
+		lockedAmt := new(big.Int)
+		lockedAmt.SetString(lockedAmtStr, 10)
+		required := big.NewInt(auctionconfig.ProviderMinLockedUClr)
+		if lockedAmt.Cmp(required) == -1 {
+			return nil, fmt.Errorf("provider has not locked enough CLR tokens (min: %d uCLR, locked: %s)", auctionconfig.ProviderMinLockedUClr, lockedAmt.String())
+		}
+	}
+
 	auction, found := k.Keeper.GetAuction(ctx, msg.AuctionIndex)
 	if !found {
 		return nil, fmt.Errorf("didn't find auction of index %s", msg.AuctionIndex)
@@ -28,7 +45,6 @@ func (k msgServer) NewBid(goCtx context.Context, msg *types.MsgNewBid) (*types.M
 		return nil, fmt.Errorf("auction %s is expired", msg.AuctionIndex)
 	}
 
-	ok := false
 	amt := new(big.Int)
 	amt, ok = amt.SetString(msg.Amount, 10)
 	if !ok {