tidy up events

x/auction/keeper/auctions.go

@@ -36,7 +36,7 @@ func (k Keeper) StartSurplusAuction(ctx sdk.Context, seller string, lot sdk.Coin
 			types.EventTypeAuctionStart,
 			sdk.NewAttribute(types.AttributeKeyAuctionID, fmt.Sprintf("%d", auction.GetID())),
 			sdk.NewAttribute(types.AttributeKeyAuctionType, auction.GetType()),
-			sdk.NewAttribute(types.AttributeKeyBidDenom, auction.Bid.Denom),
+			sdk.NewAttribute(types.AttributeKeyBid, auction.Bid.String()),
 			sdk.NewAttribute(types.AttributeKeyLot, auction.Lot.String()),
 		),
 	)
@@ -77,7 +77,7 @@ func (k Keeper) StartDebtAuction(ctx sdk.Context, buyer string, bid sdk.Coin, in
 			types.EventTypeAuctionStart,
 			sdk.NewAttribute(types.AttributeKeyAuctionID, fmt.Sprintf("%d", auction.GetID())),
 			sdk.NewAttribute(types.AttributeKeyAuctionType, auction.GetType()),
-			sdk.NewAttribute(types.AttributeKeyBidDenom, auction.Bid.Denom),
+			sdk.NewAttribute(types.AttributeKeyBid, auction.Bid.String()),
 			sdk.NewAttribute(types.AttributeKeyLot, auction.Lot.String()),
 		),
 	)
@@ -122,9 +122,9 @@ func (k Keeper) StartCollateralAuction(
 			types.EventTypeAuctionStart,
 			sdk.NewAttribute(types.AttributeKeyAuctionID, fmt.Sprintf("%d", auction.GetID())),
 			sdk.NewAttribute(types.AttributeKeyAuctionType, auction.GetType()),
-			sdk.NewAttribute(types.AttributeKeyBidDenom, auction.Bid.Denom),
+			sdk.NewAttribute(types.AttributeKeyBid, auction.Bid.String()),
 			sdk.NewAttribute(types.AttributeKeyLot, auction.Lot.String()),
-			sdk.NewAttribute(types.AttributeKeyMaxBidAmount, auction.MaxBid.String()),
+			sdk.NewAttribute(types.AttributeKeyMaxBid, auction.MaxBid.String()),
 		),
 	)
 	return auctionID, nil
@@ -352,7 +352,7 @@ func (k Keeper) PlaceReverseBidCollateral(ctx sdk.Context, a types.CollateralAuc
 		return a, err
 	}
 	for i, payout := range lotPayouts {
-		// if due to rounding, for whatever reason, the lot amount is 0, don't execute the following code
+		// if the payout amount is 0, don't send 0 coins
 		if payout.IsPositive() {
 			err = k.supplyKeeper.SendCoinsFromModuleToAccount(ctx, types.ModuleName, a.LotReturns.Addresses[i], sdk.NewCoins(payout))
 			if err != nil {
@@ -488,7 +488,7 @@ func (k Keeper) CloseAuction(ctx sdk.Context, auctionID uint64) error {
 		sdk.NewEvent(
 			types.EventTypeAuctionClose,
 			sdk.NewAttribute(types.AttributeKeyAuctionID, fmt.Sprintf("%d", auction.GetID())),
-			// TODO: add closed height here to facilitate the query of the auction after it closes
+			sdk.NewAttribute(types.AttributeKeyCloseBlock, fmt.Sprintf("%d", ctx.BlockHeight()))
 		),
 	)
 	return nil

x/auction/keeper/math.go

@@ -11,8 +11,7 @@ import (
 // https://en.wikipedia.org/wiki/Largest_remainder_method
 // see also: https://stackoverflow.com/questions/13483430/how-to-make-rounded-percentages-add-up-to-100
 func splitIntIntoWeightedBuckets(amount sdk.Int, buckets []sdk.Int) []sdk.Int {
-	// TODO: ideally change algorithm to work with -ve numbers. Limiting to +ve numbers until them
-	// TODO: negative buckets don't make sense in this context
+	// Limit input to +ve numbers as algorithm hasn't been designed to work with -ve numbers.
 	if amount.IsNegative() {
 		panic("negative amount")
 	}

x/auction/spec/04_events.md

@@ -5,11 +5,12 @@ The `x/auction` module emits the following events:
 ## Triggered By Other Modules
 
 | Type          | Attribute Key | Attribute Value |
-|---------------|---------------|---------------------|
+|---------------|---------------|-----------------|
 | auction_start | auction_id    | {auction ID}    |
 | auction_start | auction_type  | {auction type}  |
-| auction_start | lot_denom     | {auction lot denom} |
-| auction_start | bid_denom     | {auction bid denom} |
+| auction_start | lot           | {coin amount}   |
+| auction_start | bid           | {coin amount}   |
+| auction_start | max_bid       | {coin amount}   |
 
 ## Handlers
 
@@ -19,8 +20,8 @@ The `x/auction` module emits the following events:
 |-------------|---------------|--------------------|
 | auction_bid | auction_id    | {auction ID}       |
 | auction_bid | bidder        | {latest bidder}    |
-| auction_bid | bid_amount    | {coin amount}      |
-| auction_bid | lot_amount    | {coin amount}      |
+| auction_bid | bid           | {coin amount}      |
+| auction_bid | lot           | {coin amount}      |
 | auction_bid | end_time      | {auction end time} |
 | message     | module        | auction            |
 | message     | sender        | {sender address}   |
@@ -30,3 +31,4 @@ The `x/auction` module emits the following events:
 | Type          | Attribute Key | Attribute Value |
 |---------------|---------------|-----------------|
 | auction_close | auction_id    | {auction ID}    |
+| auction_close | close_block   | {block height}  |

x/auction/types/events.go

@@ -1,6 +1,6 @@
 package types
 
-// Events for auction module
+// Events for the module
 const (
 	EventTypeAuctionStart = "auction_start"
 	EventTypeAuctionBid   = "auction_bid"
@@ -10,12 +10,9 @@ const (
 	AttributeKeyAuctionID   = "auction_id"
 	AttributeKeyAuctionType = "auction_type"
 	AttributeKeyBidder      = "bidder"
-	AttributeKeyBidDenom     = "bid_denom"
-	AttributeKeyLotDenom     = "lot_denom"
 	AttributeKeyLot         = "lot"
-	AttributeKeyMaxBidAmount = "max_bid"
-	AttributeKeyBidAmount    = "bid_amount"
+	AttributeKeyMaxBid      = "max_bid"
 	AttributeKeyBid         = "bid"
-	AttributeKeyLotAmount    = "lot_amount"
 	AttributeKeyEndTime     = "end_time"
+	AttributeKeyCloseBlock  = "close_block"
 )