fix: emit relevent events for incentive

x/incentive/alias.go

@@ -1,9 +1,10 @@
+package incentive
+
 // nolint
 // autogenerated code using github.com/rigelrozanski/multitool
 // aliases generated for the following subdirectories:
 // ALIASGEN: github.com/kava-labs/kava/x/incentive/keeper
 // ALIASGEN: github.com/kava-labs/kava/x/incentive/types
-package incentive
 
 import (
 	"github.com/kava-labs/kava/x/incentive/keeper"
@@ -12,8 +13,14 @@ import (
 
 const (
 	EventTypeClaim             = types.EventTypeClaim
+	EventTypeRewardPeriod      = types.EventTypeRewardPeriod
+	EventTypeClaimPeriod       = types.EventTypeClaimPeriod
+	EventTypeClaimPeriodExpiry = types.EventTypeClaimPeriodExpiry
 	AttributeValueCategory     = types.AttributeValueCategory
-	AttributeKeySender     = types.AttributeKeySender
+	AttributeKeyClaimedBy      = types.AttributeKeyClaimedBy
+	AttributeKeyClaimAmount    = types.AttributeKeyClaimAmount
+	AttributeKeyRewardPeriod   = types.AttributeKeyRewardPeriod
+	AttributeKeyClaimPeriod    = types.AttributeKeyClaimPeriod
 	ModuleName                 = types.ModuleName
 	StoreKey                   = types.StoreKey
 	RouterKey                  = types.RouterKey
@@ -46,6 +53,7 @@ var (
 	NewRewardPeriod             = types.NewRewardPeriod
 	NewClaimPeriod              = types.NewClaimPeriod
 	NewClaim                    = types.NewClaim
+	NewRewardPeriodFromReward   = types.NewRewardPeriodFromReward
 
 	// variable aliases
 	ModuleCdc                        = types.ModuleCdc

x/incentive/keeper/payout.go

@@ -1,8 +1,6 @@
 package keeper
 
 import (
-	"fmt"
-
 	sdk "github.com/cosmos/cosmos-sdk/types"
 	sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
 	"github.com/cosmos/cosmos-sdk/x/auth"
@@ -30,10 +28,12 @@ func (k Keeper) PayoutClaim(ctx sdk.Context, addr sdk.AccAddress, denom string,
 	}
 
 	k.DeleteClaim(ctx, addr, denom, id)
+
 	ctx.EventManager().EmitEvent(
 		sdk.NewEvent(
 			types.EventTypeClaim,
-			sdk.NewAttribute(types.AttributeKeySender, fmt.Sprintf("%s", addr)),
+			sdk.NewAttribute(types.AttributeKeyClaimedBy, addr.String()),
+			sdk.NewAttribute(types.AttributeKeyClaimAmount, claim.Reward.String()),
 		),
 	)
 	return nil
@@ -104,6 +104,13 @@ func (k Keeper) DeleteExpiredClaimsAndClaimPeriods(ctx sdk.Context) {
 			return false
 		})
 		k.DeleteClaimPeriod(ctx, cp.ID, cp.Denom)
+		ctx.EventManager().EmitEvent(
+			sdk.NewEvent(
+				types.EventTypeClaimPeriodExpiry,
+				sdk.NewAttribute(types.AttributeKeyClaimPeriod, cp.String()),
+			),
+		)
+
 		return false
 	})
 }

x/incentive/keeper/rewards.go

@@ -20,18 +20,15 @@ func (k Keeper) HandleRewardPeriodExpiry(ctx sdk.Context, rp types.RewardPeriod)
 
 // CreateNewRewardPeriod creates a new reward period from the input reward
 func (k Keeper) CreateNewRewardPeriod(ctx sdk.Context, reward types.Reward) {
-	// reward periods store the amount of rewards paid PER SECOND
-	rewardsPerSecond := sdk.NewDecFromInt(reward.AvailableRewards.Amount).Quo(sdk.NewDecFromInt(sdk.NewInt(int64(reward.Duration.Seconds())))).TruncateInt()
-	rewardCoinPerSecond := sdk.NewCoin(reward.AvailableRewards.Denom, rewardsPerSecond)
-	rp := types.RewardPeriod{
-		Denom:         reward.Denom,
-		Start:         ctx.BlockTime(),
-		End:           ctx.BlockTime().Add(reward.Duration),
-		Reward:        rewardCoinPerSecond,
-		ClaimEnd:      ctx.BlockTime().Add(reward.Duration).Add(reward.ClaimDuration),
-		ClaimTimeLock: reward.TimeLock,
-	}
+	rp := types.NewRewardPeriodFromReward(reward, ctx.BlockTime())
 	k.SetRewardPeriod(ctx, rp)
+
+	ctx.EventManager().EmitEvent(
+		sdk.NewEvent(
+			types.EventTypeRewardPeriod,
+			sdk.NewAttribute(types.AttributeKeyRewardPeriod, rp.String()),
+		),
+	)
 }
 
 // CreateAndDeleteRewardPeriods creates reward periods for active rewards that don't already have a reward period and deletes reward periods for inactive rewards that currently have a reward period
@@ -95,6 +92,12 @@ func (k Keeper) ApplyRewardsToCdps(ctx sdk.Context) {
 func (k Keeper) CreateUniqueClaimPeriod(ctx sdk.Context, denom string, end time.Time, timeLock time.Duration) {
 	id := k.GetNextClaimPeriodID(ctx, denom)
 	claimPeriod := types.NewClaimPeriod(denom, id, end, timeLock)
+	ctx.EventManager().EmitEvent(
+		sdk.NewEvent(
+			types.EventTypeClaimPeriod,
+			sdk.NewAttribute(types.AttributeKeyClaimPeriod, claimPeriod.String()),
+		),
+	)
 	k.SetClaimPeriod(ctx, claimPeriod)
 	k.SetNextClaimPeriodID(ctx, denom, id+1)
 }

x/incentive/types/events.go

@@ -1,8 +1,15 @@
 package types
 
+// Events emitted by the incentive module
 const (
 	EventTypeClaim             = "claim_reward"
+	EventTypeRewardPeriod      = "new_reward_period"
+	EventTypeClaimPeriod       = "new_claim_period"
+	EventTypeClaimPeriodExpiry = "claim_period_expiry"
 
 	AttributeValueCategory   = ModuleName
-	AttributeKeySender     = "sender"
+	AttributeKeyClaimedBy    = "claimed_by"
+	AttributeKeyClaimAmount  = "claim_amount"
+	AttributeKeyRewardPeriod = "reward_period"
+	AttributeKeyClaimPeriod  = "claim_period"
 )

x/incentive/types/rewards.go

@@ -25,8 +25,8 @@ func (rp RewardPeriod) String() string {
 	End: %s,
 	Reward: %s,
 	Claim End: %s,
-	Claim Time Lock: %s`,
-		rp.Denom, rp.Start, rp.End, rp.Reward, rp.ClaimEnd, rp.ClaimTimeLock)
+	Claim Time Lock: %s
+	`, rp.Denom, rp.Start, rp.End, rp.Reward, rp.ClaimEnd, rp.ClaimTimeLock)
 }
 
 // NewRewardPeriod returns a new RewardPeriod
@@ -52,6 +52,16 @@ type ClaimPeriod struct {
 	TimeLock time.Duration `json:"time_lock" yaml:"time_lock"`
 }
 
+// String implements fmt.Stringer
+func (cp ClaimPeriod) String() string {
+	return fmt.Sprintf(`Claim Period:
+	Denom: %s,
+	ID: %d,
+	End: %s,
+	Claim Time Lock: %s
+	`, cp.Denom, cp.ID, cp.End, cp.TimeLock)
+}
+
 // NewClaimPeriod returns a new ClaimPeriod
 func NewClaimPeriod(denom string, id uint64, end time.Time, timeLock time.Duration) ClaimPeriod {
 	return ClaimPeriod{
@@ -89,9 +99,24 @@ func (c Claim) String() string {
 	Owner: %s,
 	Denom: %s,
 	Reward: %s,
-	Claim Period ID: %d,`,
-		c.Owner, c.Denom, c.Reward, c.ClaimPeriodID)
+	Claim Period ID: %d,
+	`, c.Owner, c.Denom, c.Reward, c.ClaimPeriodID)
 }
 
 // Claims array of Claim
 type Claims []Claim
+
+// NewRewardPeriodFromReward returns a new reward period from the input reward and block time
+func NewRewardPeriodFromReward(reward Reward, blockTime time.Time) RewardPeriod {
+	// note: reward periods store the amount of rewards paid PER SECOND
+	rewardsPerSecond := sdk.NewDecFromInt(reward.AvailableRewards.Amount).Quo(sdk.NewDecFromInt(sdk.NewInt(int64(reward.Duration.Seconds())))).TruncateInt()
+	rewardCoinPerSecond := sdk.NewCoin(reward.AvailableRewards.Denom, rewardsPerSecond)
+	return RewardPeriod{
+		Denom:         reward.Denom,
+		Start:         blockTime,
+		End:           blockTime.Add(reward.Duration),
+		Reward:        rewardCoinPerSecond,
+		ClaimEnd:      blockTime.Add(reward.Duration).Add(reward.ClaimDuration),
+		ClaimTimeLock: reward.TimeLock,
+	}
+}