fix: intercase leverage fix (#1800)

## Description

closes: #XXXX

---

### Author Checklist

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- [ ] included the correct [type prefix](https://github.com/commitizen/conventional-commit-types/blob/v3.0.0/index.json) in the PR title
- [ ] added `!` to the type prefix if API or client breaking change
- [ ] added appropriate labels to the PR
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- [ ] provided a link to the relevant issue or specification
- [ ] added a changelog entry to `CHANGELOG.md`
- [ ] included comments for [documenting Go code](https://blog.golang.org/godoc)
- [ ] updated the relevant documentation or specification
- [ ] reviewed "Files changed" and left comments if necessary
- [ ] confirmed all CI checks have passed

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- [ ] confirmed the correct [type prefix](https://github.com/commitizen/conventional-commit-types/blob/v3.0.0/index.json) in the PR title
- [ ] confirmed all author checklist items have been addressed
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- [ ] reviewed tests and test coverage
- [ ] manually tested (if applicable)

(cherry picked from commit ea76766)

# Conflicts:
#	CHANGELOG.md
#	x/leverage/keeper/oracle.go

Author: adamewozniak

CHANGELOG.md

@@ -46,6 +46,16 @@ Ref: https://keepachangelog.com/en/1.0.0/
 
 ## [Unreleased]
 
+<<<<<<< HEAD
+=======
+### Fixes
+
+- [1736](https://github.com/umee-network/umee/pull/1736) Blacklisted tokens no longer add themselves back to the oracle accept list.
+- [1800](https://github.com/umee-network/umee/pull/1800) Handle non-capitalized assets when calling the historacle data.
+
+## [v4.0.0](https://github.com/umee-network/umee/releases/tag/v4.0.0) - 2023-01-20
+
+>>>>>>> ea76766 (fix: intercase leverage fix (#1800))
 ### API Breaking
 
 - [1683](https://github.com/umee-network/umee/pull/1683) MaxWithdraw query now returns `sdk.Coins`, not `sdk.Coin` and will be empty (not zero coin) when returning a zero amount. Denom field in query is now optional.

proto/umee/leverage/v1/query.proto

@@ -187,6 +187,7 @@ message QueryMarketSummaryResponse {
     (gogoproto.customtype) = "github.com/cosmos/cosmos-sdk/types.Dec",
     (gogoproto.nullable)   = true
   ];
+  string errors = 20;
 }
 
 // QueryAccountBalances defines the request structure for the AccountBalances gRPC service handler.

swagger/swagger.yaml

@@ -454,6 +454,8 @@ paths:
                   price is used if required medians is zero. Price is nil when
                   the oracle is down or insufficient historic medians are
                   available.
+              errors:
+                type: string
             description: >-
               QueryMarketSummaryResponse defines the response structure for the
               MarketSummary gRPC service handler.
@@ -2228,6 +2230,8 @@ definitions:
           the leverage registry. Current price is used if required medians is
           zero. Price is nil when the oracle is down or insufficient historic
           medians are available.
+      errors:
+        type: string
     description: >-
       QueryMarketSummaryResponse defines the response structure for the
       MarketSummary gRPC service handler.

x/leverage/keeper/grpc_query.go

@@ -135,11 +135,17 @@ func (q Querier) MarketSummary(
 	}
 
 	// Oracle prices in response will be nil if it is unavailable
-	if oraclePrice, _, oracleErr := q.Keeper.TokenPrice(ctx, req.Denom, types.PriceModeSpot); oracleErr == nil {
+	oraclePrice, _, oracleErr := q.Keeper.TokenPrice(ctx, req.Denom, types.PriceModeSpot)
+	if oracleErr == nil {
 		resp.OraclePrice = &oraclePrice
+	} else {
+		resp.Errors += oracleErr.Error()
 	}
-	if historicPrice, _, historicErr := q.Keeper.TokenPrice(ctx, req.Denom, types.PriceModeHistoric); historicErr == nil {
+	historicPrice, _, historicErr := q.Keeper.TokenPrice(ctx, req.Denom, types.PriceModeHistoric)
+	if historicErr == nil {
 		resp.OracleHistoricPrice = &historicPrice
+	} else {
+		resp.Errors += historicErr.Error()
 	}
 
 	return &resp, nil

x/leverage/keeper/oracle.go

@@ -1,6 +1,12 @@
 package keeper
 
 import (
+<<<<<<< HEAD
+=======
+	"strings"
+
+	"cosmossdk.io/errors"
+>>>>>>> ea76766 (fix: intercase leverage fix (#1800))
 	sdk "github.com/cosmos/cosmos-sdk/types"
 	sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
 
@@ -40,7 +46,7 @@ func (k Keeper) TokenPrice(ctx sdk.Context, baseDenom string, mode types.PriceMo
 		// historic price is required for modes other than spot
 		var numStamps uint32
 		historicPrice, numStamps, err = k.oracleKeeper.MedianOfHistoricMedians(
-			ctx, t.SymbolDenom, uint64(t.HistoricMedians))
+			ctx, strings.ToUpper(t.SymbolDenom), uint64(t.HistoricMedians))
 		if err != nil {
 			return sdk.ZeroDec(), t.Exponent, sdkerrors.Wrap(err, "oracle")
 		}

x/leverage/keeper/oracle_test.go

@@ -2,6 +2,7 @@ package keeper_test
 
 import (
 	"fmt"
+	"strings"
 
 	sdk "github.com/cosmos/cosmos-sdk/types"
 
@@ -154,6 +155,12 @@ func (s *IntegrationTestSuite) TestOracle_TokenPrice() {
 	require.NoError(err)
 	require.Equal(sdk.MustNewDecFromStr("0.50"), p)
 	require.Equal(uint32(6), e)
+
+	// Lowercase must be converted to uppercase symbol denom ("DUMP" from "dump")
+	p, e, err = app.LeverageKeeper.TokenPrice(ctx, strings.ToLower(dumpDenom), types.PriceModeLow)
+	require.NoError(err)
+	require.Equal(sdk.MustNewDecFromStr("0.50"), p)
+	require.Equal(uint32(6), e)
 }
 
 func (s *IntegrationTestSuite) TestOracle_TokenValue() {
@@ -220,6 +227,11 @@ func (s *IntegrationTestSuite) TestOracle_TokenValue() {
 	v, err = app.LeverageKeeper.TokenValue(ctx, coin(pumpDenom, 2_400000), types.PriceModeLow)
 	require.NoError(err)
 	require.Equal(sdk.MustNewDecFromStr("2.4"), v)
+
+	// lowercase 2.4 PUMP * $1.00
+	v, err = app.LeverageKeeper.TokenValue(ctx, coin.New(strings.ToLower(pumpDenom), 2_400000), types.PriceModeLow)
+	require.NoError(err)
+	require.Equal(sdk.MustNewDecFromStr("2.4"), v)
 }
 
 func (s *IntegrationTestSuite) TestOracle_TotalTokenValue() {