fix: debt comparsion funcs for totalValue

debts/engine.go

@@ -397,15 +397,15 @@ func (eng *DebtEngine) CalculateSessionDebt(blockNum int64, session *schemas.Cre
 		utils.ToJson(data)
 		// set debt data fetched from dc
 		// if healthfactor on diff
-		if !CompareBalance(debt.CalTotalValueBI, (*core.BigInt)(data.TotalValue), cumIndexAndUToken) ||
-			!CompareBalance(debt.CalDebtBI, (*core.BigInt)(data.Debt), cumIndexAndUToken) ||
+		if IsChangeMoreThanFraction(debt.CalTotalValueBI, (*core.BigInt)(data.TotalValue), big.NewFloat(0.0001)) ||
+			IsChangeMoreThanFraction(debt.CalDebtBI, (*core.BigInt)(data.Debt), big.NewFloat(0.0001)) ||
 			core.ValueDifferSideOf10000(debt.CalHealthFactor, (*core.BigInt)(data.HealthFactor)) {
 			profile.DCData = &data
 			notMatched = true
 		}
 		// even if data compressor matching is disabled check the calc values  with session data at block where last credit snapshot was taken
 	} else if sessionSnapshot.BlockNum == blockNum {
-		if !CompareBalance(debt.CalTotalValueBI, sessionSnapshot.TotalValueBI, cumIndexAndUToken) ||
+		if IsChangeMoreThanFraction(debt.CalTotalValueBI, sessionSnapshot.TotalValueBI, big.NewFloat(0.0001)) ||
 			// hf value calculated are on different side of 1
 			core.ValueDifferSideOf10000(debt.CalHealthFactor, sessionSnapshot.HealthFactor) ||
 			// if healhFactor diff by 4 %

debts/index.go

@@ -1,6 +1,8 @@
 package debts
 
 import (
+	"math/big"
+
 	"github.com/Gearbox-protocol/sdk-go/core"
 	"github.com/Gearbox-protocol/sdk-go/core/schemas"
 	"github.com/Gearbox-protocol/sdk-go/core/schemas/schemas_v3"
@@ -203,7 +205,10 @@ func (eng *DebtEngine) GetDebts() core.Json {
 	return obj
 }
 
-func CompareBalance(a, b *core.BigInt, token *ds.CumIndexAndUToken) bool {
-	precision := utils.GetPrecision(token.Symbol)
-	return utils.AlmostSameBigInt(a.Convert(), b.Convert(), token.Decimals-precision)
+func IsChangeMoreThanFraction(a, b *core.BigInt, diff *big.Float) bool {
+	if a.Cmp(b) > 0 {
+		return IsChangeMoreThanFraction(b, a, diff)
+	}
+	// b < a
+	return utils.DiffMoreThanFraction(a.Convert(), b.Convert(), diff)
 }

migrations/000038_closed_sessions.up.sql

@@ -0,0 +1,4 @@
+create table closed_trading_sessions (
+    session_id varchar(80),
+    data jsonb,
+    PRIMARY KEY (session_id));