Fix tick size (#54)

Author: BrandonWeng

contracts/sei-tester/tests/sei_tester_integration_tests.rs

@@ -887,7 +887,8 @@ fn test_dex_module_query_dex_twap() {
             pair: DexPair {
                 price_denom: "USDC".to_string(),
                 asset_denom: "ATOM".to_string(),
-                tick_size: Decimal::from_ratio(1u128, 10000u128),
+                price_tick_size: Decimal::from_ratio(1u128, 10000u128),
+                quantity_tick_size: Decimal::from_ratio(1u128, 10000u128),
             },
             twap: Decimal::raw(433),
             lookback_seconds: 6,

packages/sei-cosmwasm/src/proto_structs.rs

@@ -28,7 +28,8 @@ pub struct OracleTwap {
 pub struct DexPair {
     pub price_denom: String,
     pub asset_denom: String,
-    pub tick_size: Decimal,
+    pub price_tick_size: Decimal,
+    pub quantity_tick_size: Decimal,
 }
 
 #[derive(Serialize, Deserialize, Clone, Debug, PartialEq, JsonSchema)]

packages/sei-integration-tests/src/module.rs

@@ -544,7 +544,8 @@ fn get_dex_twaps(
             pair: DexPair {
                 asset_denom: key.0.clone(),
                 price_denom: key.1.clone(),
-                tick_size: Decimal::from_ratio(1u128, 10000u128),
+                price_tick_size: Decimal::from_ratio(1u128, 10000u128),
+                quantity_tick_size: Decimal::from_ratio(1u128, 10000u128),
             },
             twap: sum.div(Decimal::from_ratio(lookback_seconds, 1u64)),
             lookback_seconds: lookback_seconds,