Y. Runtime Events

Runtime Events

Auction Related

Event	Parameters	Description	Module
NewCollateralAuction	1. AuctionId : new collateral auction id 2. CurrencyId : collateral type 3. Balance : collateral amount 4. Balance : target aUSD amount, when bid >= target, auction is in reverse stage	collateral auction created	AuctionManager
NewDebitAuction	1. AuctionId : auction id 2. Balance : initial avalible ACA amount 3. Balance : fixed aUSD amount, bid must >= it	debit auction created	AuctionManager
NewSurplusAuction	1. AuctionId : auction id 2. Balance : aUSD amount of surplus	surplus auction created	AuctionManager
CancelAuction	1. AuctionId : auction id	auction canceled	AuctionManager
AuctionDealed	1. AuctionId : auction id	auction dealed	AuctionManager
Bid	1. AuctionId : auction id 2. AccountId : bidder address 3. Balance : bid price	bid succeeded	Auction

DEX Related

Event	Parameters	Description	Module
AddLiquidity	1. AccountId : who add liquidity to pool 2. CurrencyId : specific liquidity pool of other token / aUSD pair 3. Balance : other token amount added 4. Balance : aUSD amount added 5. Share : increased share amount	add liquidity to specific pool	Dex
WithdrawLiquidity	1. AccountId : who withdraw liquidity from pool 2. CurrencyId : specific liquidity pool of other token / aUSD pair 3. Balance : other token amount withdrew 4. Balance : aUSD amount withdrew 5. Share : decreased share amount	withdraw liquidity from specific pool	Dex
Swap	1. AccountId : exchanger 2. CurrencyId : the token type which exchanger sold to DEX 3. Balance : amount of sold token 4. CurrencyId : the token type which exchanger bought from DEX 5. Balance : amount of bought token	swap token to another token with DEX	Dex

Homa Related

Event	Parameters	Description	Module
BondAndMint	1. AccountId : caller 2. Balance : DOT amount to bond by homa protocol 3. Balance : issued LDOT amount to caller	lock DOT to Homa protocal and issue liquid DOT	StakingPool
RedeemByUnbond	1. AccountId : caller 2. Balance : amount of LDOT to redeem	redeem DOT by normal unbonding	StakingPool
RedeemByFreeUnbonded	1. AccountId : caller 2. Balance : fee in LDOT 3. Balance : LDOT amount to redeem 4. Balance : redeemed DOT amount	redeem DOT directly with Homa free pool	StakingPool
RedeemByClaimUnbonding	1. AccountId : caller 2. EraIndex: target era index to claim redeption 3. Balance : fee in LDOT 4. Balance : LDOT amount to redeem 5. Balance : redeemed DOT amount	redeem DOT by claiming unbonding	StakingPool

CDP Related

Event	Parameters	Description	Module
Authorization	1. AccountId : authorizer account 2. AccountId : the authorized account 3. CurrencyId : the authorized loan type	An account authorize other account to manipulate its specific type of loan	Honzon
UnAuthorization	1. AccountId : authorizer account 2. AccountId : the authorized account 3. CurrencyId : the authorized loan type	authorizer account revoke the right of authorized account to manipulate specific type of loan	Honzon
UnAuthorizationAll	1. AccountId : authorizer account	account revoked all authorization to other accounts with all loan types	Honzon
LiquidateUnsafeCDP	1. CurrencyId : collateral token type 2. AccountId : owner of the liquidated CDP 3. Balance : the confiscated amount for liquidation 4. Balance : the bad debt amount(in aUSD) produced by the liquidated Cdp	liquidate an unsafe CDP	CdpEngine
SettleCDPInDebit	1. CurrencyId : collateral token type 2. AccountId : owner of the settled CDP	settle a CDP has debit after emergency shutdown begin	CdpEngine
UpdatePosition	1. AccountId : CDP's owner 2. CurrencyId : CDP's collateral type 3. Amount : collateral adjustment amount, positive means collateral increased, negative means collateral decreased 4. DebitAmount : debit adjustment amount, positive means CDP's debit increased and owner get more aUSD loan, negative means CDP's debit decreased and owner repay some debt	cdp owner manipulate his loan and collateral	Loans
ConfiscateCollateralAndDebit	1. AccountId : CDP's owner 2. CurrencyId : CDP's collateral type 3. Balance : collateral amount to be confiscated 4. DebitBalance : debit balance to be confiscated	emit by system operations for CDPs, such as settlement, liquidation	Loans
TransferLoan	1. AccountId : sender 2. AccountId : receiver 3. CurrencyId : collateral type	sender transfer his whole specific collateral CDP(include all collateral amount and debit amount) to receiver	Loans

Emergency Shutdown Related

Event	Parameters	Description	Module
Shutdown	1. BlockNumber : block number the emergency shutdown occurs	system emergency shutdown	EmergencyShutdown
OpenRefund	1. BlockNumber : block number when refund operation is allowed	refund operation opened	EmergencyShutdown
Refund	1. Balance : aUSD amount used to refund	refund succeeded	EmergencyShutdown

Risk Management Parameters Related

Event	Parameters	Description	Module
UpdateStabilityFee	1. CurrencyId : collateral type 2. Option<Rate> : extra stalibity fee rate	param updated	CdpEngine
UpdateLiquidationRatio	1. CurrencyId : collateral type 2. Option<Ratio> : liquidation ratio	param updated	CdpEngine
UpdateLiquidationPenalty	1. CurrencyId : collateral type 2. Option<Rate> : extra penalty rate when CDP liquidated	param updated	CdpEngine
UpdateRequiredCollateralRatio	1. CurrencyId : collateral type 2. Option<Ratio> : the limit of collateral ratio when owner manipulate	param updated	CdpEngine
UpdateMaximumTotalDebitValue	1. CurrencyId : collateral type 2. Balance : aUSD cap issued by this type of collateral	param updated	CdpEngine
UpdateSurplusAuctionFixedSize	1. Balance : fixed aUSD amount to be sold in a surplus auction	param updated	CdpTreasury
UpdateSurplusBufferSize	1. Balance : surplus pool buffer size, surplus auction is only created when surplus pool exceed it	param updated	CdpTreasury
UpdateInitialAmountPerDebitAuction	1. Balance : initial ACA amount to be sold in a debit auction	param updated	CdpTreasury
UpdateDebitAuctionFixedSize	1. Balance : fixed aUSD amount to buy a debit auction	param updated	CdpTreasury
UpdateCollateralAuctionMaximumSize	1. CurrencyId : collateral type 2. Balance : max collateral amount to be sold when create new collateral auction	param updated	CdpTreasury