From 343fa35347fcc63e0587a7971055cec50a22a3d7 Mon Sep 17 00:00:00 2001
From: Nico Miicro <nico@swim.io>
Date: Fri, 21 Oct 2022 14:56:34 +0300
Subject: [PATCH 01/10] feat(core): Add PoolState interface to core

---
 packages/core/package.json |  7 ++++---
 packages/core/src/pool.ts  | 11 +++++++++++
 yarn.lock                  |  1 +
 3 files changed, 16 insertions(+), 3 deletions(-)

diff --git a/packages/core/package.json b/packages/core/package.json
index 99902856f..2b8e9c5cf 100644
--- a/packages/core/package.json
+++ b/packages/core/package.json
@@ -32,8 +32,7 @@
   },
   "dependencies": {
     "@swim-io/token-projects": "workspace:^",
-    "@swim-io/utils": "workspace:^",
-    "decimal.js": "^10.3.1"
+    "@swim-io/utils": "workspace:^"
   },
   "devDependencies": {
     "@certusone/wormhole-sdk": "^0.6.2",
@@ -42,6 +41,7 @@
     "@types/jest": "^28.1.3",
     "@typescript-eslint/eslint-plugin": "^5.38.1",
     "@typescript-eslint/parser": "^5.38.1",
+    "decimal.js": "^10.3.1",
     "eslint": "^8.18.0",
     "eslint-config-prettier": "^8.5.0",
     "eslint-plugin-deprecation": "^1.3.2",
@@ -56,6 +56,7 @@
     "typescript": "~4.8.4"
   },
   "peerDependencies": {
-    "@certusone/wormhole-sdk": "^0.6.2"
+    "@certusone/wormhole-sdk": "^0.6.2",
+    "decimal.js": "^10.3.1"
   }
 }
diff --git a/packages/core/src/pool.ts b/packages/core/src/pool.ts
index 8cce3f985..3a44cf296 100644
--- a/packages/core/src/pool.ts
+++ b/packages/core/src/pool.ts
@@ -1,3 +1,5 @@
+import type { Decimal } from "decimal.js";
+
 /** Ecosystem-neutral configuration object for a Swim liquidity pool */
 export interface PoolConfig {
   readonly id: string;
@@ -12,3 +14,12 @@ export interface PoolConfig {
   readonly isLegacyPool?: boolean;
   readonly isDisabled?: boolean;
 }
+
+export interface PoolState {
+  readonly isPaused: boolean;
+  readonly ampFactor: Decimal;
+  readonly lpFee: Decimal;
+  readonly governanceFee: Decimal;
+  readonly balances: readonly Decimal[];
+  readonly totalLpSupply: Decimal;
+}
diff --git a/yarn.lock b/yarn.lock
index f0c822356..c1dbef74f 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -7275,6 +7275,7 @@ __metadata:
     typescript: ~4.8.4
   peerDependencies:
     "@certusone/wormhole-sdk": ^0.6.2
+    decimal.js: ^10.3.1
   languageName: unknown
   linkType: soft
 

From a4d8dae4e64c9331a721492b379f671b0cd900c0 Mon Sep 17 00:00:00 2001
From: Nico Miicro <nico@swim.io>
Date: Fri, 21 Oct 2022 16:07:14 +0300
Subject: [PATCH 02/10] feat(core): Add getPoolState to client interface

---
 packages/aptos/src/client.ts  | 8 +++++++-
 packages/core/src/client.ts   | 3 +++
 packages/evm/src/client.ts    | 7 +++++++
 packages/solana/src/client.ts | 7 +++++++
 4 files changed, 24 insertions(+), 1 deletion(-)

diff --git a/packages/aptos/src/client.ts b/packages/aptos/src/client.ts
index 21901bc83..26a110072 100644
--- a/packages/aptos/src/client.ts
+++ b/packages/aptos/src/client.ts
@@ -1,4 +1,4 @@
-import type { TokenDetails } from "@swim-io/core";
+import type { PoolState, TokenDetails } from "@swim-io/core";
 import { Client } from "@swim-io/core";
 import { atomicToHuman } from "@swim-io/utils";
 import type { Types } from "aptos";
@@ -123,4 +123,10 @@ export class AptosClient extends Client<
   public completeWormholeTransfer(): Promise<void> {
     throw new Error("Not implemented");
   }
+
+  public getPoolState(poolId: string): Promise<PoolState> {
+    throw new Error(
+      `getPoolState not implemented. Called with poolId: ${poolId}`,
+    );
+  }
 }
diff --git a/packages/core/src/client.ts b/packages/core/src/client.ts
index dd3bfabcb..5a8a60ef3 100644
--- a/packages/core/src/client.ts
+++ b/packages/core/src/client.ts
@@ -3,6 +3,7 @@ import type { TokenProjectId } from "@swim-io/token-projects";
 import type Decimal from "decimal.js";
 
 import type { ChainConfig } from "./chain";
+import type { PoolState } from "./pool";
 import type { TokenDetails } from "./token";
 import type { Tx } from "./tx";
 
@@ -66,4 +67,6 @@ export abstract class Client<
   public abstract completeWormholeTransfer(
     params: CompleteWormholeTransferParams<Wallet>,
   ): Promise<any>;
+
+  public abstract getPoolState(poolId: string): Promise<PoolState>;
 }
diff --git a/packages/evm/src/client.ts b/packages/evm/src/client.ts
index 10566f473..6324fb0c0 100644
--- a/packages/evm/src/client.ts
+++ b/packages/evm/src/client.ts
@@ -8,6 +8,7 @@ import { Client, getTokenDetails } from "@swim-io/core";
 import type {
   CompleteWormholeTransferParams,
   InitiateWormholeTransferParams,
+  PoolState,
   TokenDetails,
 } from "@swim-io/core";
 import { ERC20__factory } from "@swim-io/evm-contracts";
@@ -278,6 +279,12 @@ export class EvmClient extends Client<
     return approvalResponses;
   }
 
+  public getPoolState(poolId: string): Promise<PoolState> {
+    throw new Error(
+      `getPoolState not implemented. Called with poolId: ${poolId}`,
+    );
+  }
+
   private async getTxReceipt(
     txIdOrResponse: string | TransactionResponse,
   ): Promise<TransactionReceipt | null> {
diff --git a/packages/solana/src/client.ts b/packages/solana/src/client.ts
index 8337acf84..0cff8d344 100644
--- a/packages/solana/src/client.ts
+++ b/packages/solana/src/client.ts
@@ -25,6 +25,7 @@ import {
 import type {
   CompleteWormholeTransferParams,
   InitiateWormholeTransferParams,
+  PoolState,
   TokenDetails,
 } from "@swim-io/core";
 import { Client, getTokenDetails } from "@swim-io/core";
@@ -424,6 +425,12 @@ export class SolanaClient extends Client<
     );
   }
 
+  public getPoolState(poolId: string): Promise<PoolState> {
+    throw new Error(
+      `getPoolState not implemented. Called with poolId: ${poolId}`,
+    );
+  }
+
   private incrementRpcProvider() {
     if (
       this.endpoints.length === 1 &&

From cf1e61d4e61cb55e9aa792e8f21f0aebc7329ade Mon Sep 17 00:00:00 2001
From: Nico Miicro <nico@swim.io>
Date: Mon, 24 Oct 2022 15:51:05 +0300
Subject: [PATCH 03/10] feat(aptos): implement client.getPoolState

---
 packages/aptos/package.json      |  1 +
 packages/aptos/src/client.ts     | 92 ++++++++++++++++++++++++++++++--
 packages/aptos/src/liquidswap.ts | 21 ++++++++
 packages/aptos/src/protocol.ts   |  5 ++
 yarn.lock                        | 36 ++++++++-----
 5 files changed, 139 insertions(+), 16 deletions(-)
 create mode 100644 packages/aptos/src/liquidswap.ts

diff --git a/packages/aptos/package.json b/packages/aptos/package.json
index 23d84d9e3..d6daee012 100644
--- a/packages/aptos/package.json
+++ b/packages/aptos/package.json
@@ -31,6 +31,7 @@
     "prepare": "yarn verify && yarn build"
   },
   "dependencies": {
+    "@pontem/liquidswap-sdk": "^0.0.1",
     "@swim-io/core": "workspace:^",
     "@swim-io/token-projects": "workspace:^",
     "@swim-io/utils": "workspace:^",
diff --git a/packages/aptos/src/client.ts b/packages/aptos/src/client.ts
index 26a110072..0c07a9e7d 100644
--- a/packages/aptos/src/client.ts
+++ b/packages/aptos/src/client.ts
@@ -1,6 +1,7 @@
+import { isSortedSymbols } from "@pontem/liquidswap-sdk/dist/tsc/utils/contracts.js";
 import type { PoolState, TokenDetails } from "@swim-io/core";
 import { Client } from "@swim-io/core";
-import { atomicToHuman } from "@swim-io/utils";
+import { atomicToHuman, findOrThrow } from "@swim-io/utils";
 import type { Types } from "aptos";
 import {
   APTOS_COIN,
@@ -10,6 +11,8 @@ import {
 } from "aptos";
 import Decimal from "decimal.js";
 
+import type { PoolResource } from "./liquidswap";
+import { DAO_FEE_DECIMALS, FEE_DECIMALS } from "./liquidswap";
 import type { AptosChainConfig, AptosEcosystemId, AptosTx } from "./protocol";
 import { APTOS_ECOSYSTEM_ID } from "./protocol";
 import type { AptosWalletAdapter } from "./walletAdapters";
@@ -20,6 +23,25 @@ interface GasScheduleV2 {
     readonly value: string;
   }[];
 }
+interface CoinInfoResource {
+  readonly decimals: number;
+  readonly name: string;
+  readonly supply: {
+    readonly vec: readonly [
+      {
+        readonly integer: {
+          readonly vec: readonly [
+            {
+              readonly limit: string;
+              readonly value: string;
+            },
+          ];
+        };
+      },
+    ];
+  };
+  readonly symbol: string;
+}
 
 export interface AptosClientOptions {
   readonly endpoint: string;
@@ -124,9 +146,71 @@ export class AptosClient extends Client<
     throw new Error("Not implemented");
   }
 
-  public getPoolState(poolId: string): Promise<PoolState> {
-    throw new Error(
-      `getPoolState not implemented. Called with poolId: ${poolId}`,
+  public async getPoolState(poolId: string): Promise<PoolState> {
+    const { address, owner, lpTokenId, tokenIds } = findOrThrow(
+      this.chainConfig.pools,
+      (poolConfig) => poolConfig.id === poolId,
+    );
+    const lpToken = findOrThrow(
+      this.chainConfig.tokens,
+      (token) => token.id === lpTokenId,
     );
+    const [tokenX, tokenY]: readonly TokenDetails[] = tokenIds.map(
+      (tokenId) => {
+        if (/swimusd$/.test(tokenId)) return this.chainConfig.swimUsdDetails; // TODO is there a better way to do this?
+
+        return findOrThrow(
+          this.chainConfig.tokens,
+          (token) => token.id === tokenId,
+        ).nativeDetails;
+      },
+    );
+
+    const [lpTokenSupplyResponse, poolBalancesResponse] = await Promise.all([
+      this.sdkClient.getAccountResource(
+        owner,
+        getCoinInfoType(lpToken.nativeDetails.address),
+      ),
+      this.sdkClient.getAccountResource(owner, address),
+    ]);
+
+    const totalLpSupply = getCoinInfoSupply(
+      lpTokenSupplyResponse.data as CoinInfoResource,
+    );
+    const pool = poolBalancesResponse.data as PoolResource;
+    const balances = getBalances(pool, [tokenX, tokenY]);
+
+    return {
+      isPaused: false, // TODO ? https://exsphere.slack.com/archives/C03SQTXMFT9/p1666390318707959?thread_ts=1666352227.333479&cid=C03SQTXMFT9
+      ampFactor: new Decimal("1"), // no ampFactor for liquidswap pool ?
+      lpFee: atomicToHuman(new Decimal(pool.fee), FEE_DECIMALS),
+      governanceFee: atomicToHuman(new Decimal(pool.dao_fee), DAO_FEE_DECIMALS),
+      balances,
+      totalLpSupply,
+    };
   }
 }
+
+const getCoinInfoType = (address: string) => `0x1::coin::CoinInfo<${address}>`;
+
+const getCoinInfoSupply = (coinInfo: CoinInfoResource): Decimal => {
+  return atomicToHuman(
+    new Decimal(coinInfo.supply.vec[0].integer.vec[0].value),
+    coinInfo.decimals,
+  );
+};
+
+const getBalances = (
+  pool: PoolResource,
+  tokens: readonly [TokenDetails, TokenDetails],
+): PoolState["balances"] => {
+  const reserves = [pool.coin_x_reserve.value, pool.coin_y_reserve.value];
+  const atomicBalances = isSortedSymbols(tokens[0].address, tokens[1].address)
+    ? reserves
+    : [...reserves].reverse();
+
+  return [
+    atomicToHuman(new Decimal(atomicBalances[0]), tokens[0].decimals),
+    atomicToHuman(new Decimal(atomicBalances[1]), tokens[1].decimals),
+  ];
+};
diff --git a/packages/aptos/src/liquidswap.ts b/packages/aptos/src/liquidswap.ts
new file mode 100644
index 000000000..636d5aa7b
--- /dev/null
+++ b/packages/aptos/src/liquidswap.ts
@@ -0,0 +1,21 @@
+export interface PoolResource {
+  readonly coin_x_reserve: {
+    readonly value: string;
+  };
+
+  readonly coin_y_reserve: {
+    readonly value: string;
+  };
+
+  readonly dao_fee: string;
+  readonly fee: string;
+  readonly last_block_timestamp: string;
+  readonly last_price_x_cumulative: string;
+  readonly last_price_y_cumulative: string;
+  readonly x_scale: string;
+  readonly y_scale: string;
+}
+
+// From https://github.com/pontem-network/liquidswap/blob/b89aed9adb96c0b083134765f75be814418be670/sources/swap/liquidity_pool.move#L70-L74
+export const FEE_DECIMALS = 4;
+export const DAO_FEE_DECIMALS = 2;
diff --git a/packages/aptos/src/protocol.ts b/packages/aptos/src/protocol.ts
index cc552c1dc..d97e050a7 100644
--- a/packages/aptos/src/protocol.ts
+++ b/packages/aptos/src/protocol.ts
@@ -3,6 +3,7 @@ import type {
   EcosystemConfig,
   Env,
   PoolConfig,
+  PoolState,
   Tx,
 } from "@swim-io/core";
 import type { ReadonlyRecord } from "@swim-io/utils";
@@ -19,6 +20,10 @@ export interface AptosPoolConfig extends PoolConfig {
   readonly owner: Types.Address;
 }
 
+export interface AptosPoolState extends PoolState {
+  readonly ecosystem: AptosEcosystemId;
+}
+
 export interface AptosChainConfig extends ChainConfig {
   readonly pools: readonly AptosPoolConfig[];
 }
diff --git a/yarn.lock b/yarn.lock
index c1dbef74f..54b97ec15 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5014,6 +5014,17 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@pontem/liquidswap-sdk@npm:^0.0.1":
+  version: 0.0.1
+  resolution: "@pontem/liquidswap-sdk@npm:0.0.1"
+  dependencies:
+    aptos: ^1.2.0
+    axios: ^0.27.2
+    decimal.js: ^10.3.1
+  checksum: 559a9f6e965fd068b7e497df3057a4e808ecec7f9fad1c389679bfc0ec5e62edf92bae2ba9962ab2ffa23ae2cebd0c6d14628b3758b30ccf015684152fecfaf5
+  languageName: node
+  linkType: hard
+
 "@project-serum/anchor@npm:^0.22.1":
   version: 0.22.1
   resolution: "@project-serum/anchor@npm:0.22.1"
@@ -7160,6 +7171,7 @@ __metadata:
   version: 0.0.0-use.local
   resolution: "@swim-io/aptos@workspace:packages/aptos"
   dependencies:
+    "@pontem/liquidswap-sdk": ^0.0.1
     "@swim-io/core": "workspace:^"
     "@swim-io/eslint-config": "workspace:^"
     "@swim-io/token-projects": "workspace:^"
@@ -7911,7 +7923,7 @@ __metadata:
     "@storybook/node-logger": ^6.5.10
     "@storybook/react": ^6.5.10
     "@swim-io/aptos": "workspace:^"
-    "@swim-io/core": ^0.39.0
+    "@swim-io/core": "workspace:^"
     "@swim-io/eslint-config": "workspace:^"
     "@swim-io/evm": ^0.39.0
     "@swim-io/evm-contracts": ^0.39.0
@@ -10605,30 +10617,30 @@ __metadata:
   languageName: node
   linkType: hard
 
-"aptos@npm:^1.3.13":
-  version: 1.3.13
-  resolution: "aptos@npm:1.3.13"
+"aptos@npm:^1.2.0, aptos@npm:^1.3.16":
+  version: 1.3.16
+  resolution: "aptos@npm:1.3.16"
   dependencies:
-    "@noble/hashes": 1.1.2
+    "@noble/hashes": 1.1.3
     "@scure/bip39": 1.1.0
     axios: 0.27.2
     form-data: 4.0.0
-    js-sha3: 0.8.0
     tweetnacl: 1.0.3
-  checksum: 128e63b57c4e49230472d47cd3f23fc8a0789b182c312c1188bb3fb75cedd09adf1c175ecfe442b2ba4a0ea48964434121311ef2fcbf4469587c794e15027f70
+  checksum: 7c16e5f588ee81ec727102d71b62e779759c0e871b30a3ba8b22e8f2fcf5534fbd54e08e172a24252f1bd49e6fecd1a1b277517d518e24f593647f47d5597fa3
   languageName: node
   linkType: hard
 
-"aptos@npm:^1.3.16":
-  version: 1.3.16
-  resolution: "aptos@npm:1.3.16"
+"aptos@npm:^1.3.13":
+  version: 1.3.13
+  resolution: "aptos@npm:1.3.13"
   dependencies:
-    "@noble/hashes": 1.1.3
+    "@noble/hashes": 1.1.2
     "@scure/bip39": 1.1.0
     axios: 0.27.2
     form-data: 4.0.0
+    js-sha3: 0.8.0
     tweetnacl: 1.0.3
-  checksum: 7c16e5f588ee81ec727102d71b62e779759c0e871b30a3ba8b22e8f2fcf5534fbd54e08e172a24252f1bd49e6fecd1a1b277517d518e24f593647f47d5597fa3
+  checksum: 128e63b57c4e49230472d47cd3f23fc8a0789b182c312c1188bb3fb75cedd09adf1c175ecfe442b2ba4a0ea48964434121311ef2fcbf4469587c794e15027f70
   languageName: node
   linkType: hard
 

From bcb6fcd8f64f4a86f49514adbe3067800f9bd17b Mon Sep 17 00:00:00 2001
From: Nico Miicro <nico@swim.io>
Date: Mon, 24 Oct 2022 15:52:25 +0300
Subject: [PATCH 04/10] feat(ui): add aptos pool state queries

---
 apps/ui/package.json                          |  2 +-
 apps/ui/src/hooks/swim/usePoolMaths.ts        |  6 ++++-
 apps/ui/src/hooks/swim/usePoolStateQueries.ts |  9 ++++++-
 apps/ui/src/hooks/swim/usePools.ts            | 22 +++++++++++++++-
 apps/ui/src/hooks/swim/useUserLpBalances.ts   | 15 ++++++++++-
 apps/ui/src/models/swim/pool.ts               |  9 ++++++-
 apps/ui/src/pages/PoolPage.tsx                | 25 +++++++++++++++++--
 7 files changed, 80 insertions(+), 8 deletions(-)

diff --git a/apps/ui/package.json b/apps/ui/package.json
index be5a4b78e..cb9b9e90c 100644
--- a/apps/ui/package.json
+++ b/apps/ui/package.json
@@ -51,7 +51,7 @@
     "@solana/spl-token": "^0.3.5",
     "@solana/web3.js": "^1.62.0",
     "@swim-io/aptos": "workspace:^",
-    "@swim-io/core": "^0.39.0",
+    "@swim-io/core": "workspace:^",
     "@swim-io/evm": "^0.39.0",
     "@swim-io/evm-contracts": "^0.39.0",
     "@swim-io/pool-math": "^0.39.0",
diff --git a/apps/ui/src/hooks/swim/usePoolMaths.ts b/apps/ui/src/hooks/swim/usePoolMaths.ts
index 4bf1e6c08..343aafc17 100644
--- a/apps/ui/src/hooks/swim/usePoolMaths.ts
+++ b/apps/ui/src/hooks/swim/usePoolMaths.ts
@@ -7,7 +7,7 @@ import { bnOrBigNumberToDecimal } from "../../amounts";
 import { getTokenDetailsForEcosystem } from "../../config";
 import { selectConfig } from "../../core/selectors";
 import { useEnvironment } from "../../core/store";
-import { Amount, isEvmPoolState } from "../../models";
+import { Amount, isAptosPoolState, isEvmPoolState } from "../../models";
 
 import type { PoolData } from "./usePools";
 import { usePools } from "./usePools";
@@ -47,6 +47,10 @@ const getPoolMath = ({
     );
   }
 
+  if (isAptosPoolState(poolState)) {
+    return null; // TODO aptos
+  }
+
   if (
     poolLpMint === null ||
     poolTokenAccounts === null ||
diff --git a/apps/ui/src/hooks/swim/usePoolStateQueries.ts b/apps/ui/src/hooks/swim/usePoolStateQueries.ts
index 629a970b6..71fdeb5a3 100644
--- a/apps/ui/src/hooks/swim/usePoolStateQueries.ts
+++ b/apps/ui/src/hooks/swim/usePoolStateQueries.ts
@@ -10,6 +10,7 @@ import { selectConfig } from "../../core/selectors";
 import { useEnvironment } from "../../core/store";
 import type { PoolState } from "../../models";
 import { getEvmPoolState, getSolanaPoolState } from "../../models";
+import { useAptosClient } from "../aptos";
 import { useGetEvmClient } from "../evm";
 import { useSolanaClient } from "../solana";
 
@@ -18,6 +19,7 @@ export const usePoolStateQueries = (
 ): readonly UseQueryResult<PoolState | null, Error>[] => {
   const { env } = useEnvironment();
   const { tokens } = useEnvironment(selectConfig, shallow);
+  const aptosClient = useAptosClient();
   const getEvmConnection = useGetEvmClient();
   const solanaClient = useSolanaClient();
 
@@ -30,7 +32,12 @@ export const usePoolStateQueries = (
           return await getSolanaPoolState(solanaClient, poolSpec);
         }
         if (ecosystem === APTOS_ECOSYSTEM_ID) {
-          return null; // TODO aptos
+          const poolState = await aptosClient.getPoolState(poolSpec.id);
+
+          return {
+            ...poolState,
+            ecosystem: APTOS_ECOSYSTEM_ID,
+          };
         }
         const evmConnection = getEvmConnection(ecosystem);
         const routingContractAddress =
diff --git a/apps/ui/src/hooks/swim/usePools.ts b/apps/ui/src/hooks/swim/usePools.ts
index 9d4e97ff9..255a1a6da 100644
--- a/apps/ui/src/hooks/swim/usePools.ts
+++ b/apps/ui/src/hooks/swim/usePools.ts
@@ -9,7 +9,11 @@ import { getSolanaTokenDetails } from "../../config";
 import { selectConfig } from "../../core/selectors";
 import { useEnvironment } from "../../core/store";
 import type { PoolState } from "../../models";
-import { getPoolUsdValue, isEvmPoolState } from "../../models";
+import {
+  getPoolUsdValue,
+  isAptosPoolState,
+  isEvmPoolState,
+} from "../../models";
 import {
   useSolanaLiquidityQueries,
   useSolanaWallet,
@@ -73,6 +77,22 @@ const constructPool = (
     };
   }
 
+  if (isAptosPoolState(poolState)) {
+    return {
+      spec: poolSpec,
+      nativeEcosystems,
+      lpToken,
+      tokens,
+      state: poolState,
+      poolUsdValue: Decimal.sum(...poolState.balances),
+      isPoolPaused: poolState.isPaused,
+      // solana based attributes
+      poolLpMint: null,
+      poolTokenAccounts: null,
+      userLpTokenAccount: null,
+    };
+  }
+
   if (isEvmPoolState(poolState)) {
     return {
       spec: poolSpec,
diff --git a/apps/ui/src/hooks/swim/useUserLpBalances.ts b/apps/ui/src/hooks/swim/useUserLpBalances.ts
index 9cb8799d4..321047c82 100644
--- a/apps/ui/src/hooks/swim/useUserLpBalances.ts
+++ b/apps/ui/src/hooks/swim/useUserLpBalances.ts
@@ -6,6 +6,7 @@ import { SOLANA_ECOSYSTEM_ID } from "@swim-io/solana";
 import type { EcosystemId, TokenConfig } from "../../config";
 import { getTokenDetailsForEcosystem } from "../../config";
 import { Amount } from "../../models";
+import { useAptosTokenBalanceQuery } from "../aptos";
 import { useErc20BalanceQuery } from "../evm";
 
 export const useUserLpBalances = (
@@ -45,8 +46,20 @@ export const useUserLpBalances = (
       ? Amount.fromHuman(lpTokenConfig, userLpBalanceBnbHuman)
       : null;
 
+  // aptos
+  const aptosTokenDetails =
+    getTokenDetailsForEcosystem(lpTokenConfig, APTOS_ECOSYSTEM_ID) ?? null;
+  const { data: userLpBalanceAptosHuman = null } = useAptosTokenBalanceQuery(
+    aptosTokenDetails,
+    { enabled: !!aptosTokenDetails },
+  );
+  const userLpBalanceAptos =
+    aptosTokenDetails && userLpBalanceAptosHuman
+      ? Amount.fromHuman(lpTokenConfig, userLpBalanceAptosHuman)
+      : null;
+
   return {
-    [APTOS_ECOSYSTEM_ID]: null,
+    [APTOS_ECOSYSTEM_ID]: userLpBalanceAptos,
     [SOLANA_ECOSYSTEM_ID]: userLpBalanceSolana,
     [EvmEcosystemId.Ethereum]: userLpBalanceEthereum,
     [EvmEcosystemId.Bnb]: userLpBalanceBnb,
diff --git a/apps/ui/src/models/swim/pool.ts b/apps/ui/src/models/swim/pool.ts
index 8e570657b..285ffe414 100644
--- a/apps/ui/src/models/swim/pool.ts
+++ b/apps/ui/src/models/swim/pool.ts
@@ -1,4 +1,6 @@
 import { PublicKey } from "@solana/web3.js";
+import type { AptosPoolState } from "@swim-io/aptos";
+import { APTOS_ECOSYSTEM_ID } from "@swim-io/aptos";
 import type { EvmClient, EvmEcosystemId } from "@swim-io/evm";
 import { isEvmEcosystemId } from "@swim-io/evm";
 import { Routing__factory } from "@swim-io/evm-contracts";
@@ -44,7 +46,7 @@ export interface EvmPoolState {
   readonly governanceFee: Decimal;
 }
 
-export type PoolState = SolanaPoolState | EvmPoolState;
+export type PoolState = AptosPoolState | SolanaPoolState | EvmPoolState;
 
 export type TokensByPoolId = ReadonlyRecord<
   string, // Pool ID
@@ -157,6 +159,11 @@ export const isEvmPoolState = (
 ): poolState is EvmPoolState =>
   poolState !== null && isEvmEcosystemId(poolState.ecosystem);
 
+export const isAptosPoolState = (
+  poolState: PoolState | null,
+): poolState is AptosPoolState =>
+  poolState !== null && poolState.ecosystem === APTOS_ECOSYSTEM_ID;
+
 export const isSolanaPoolState = (
   poolState: PoolState,
 ): poolState is SolanaPoolState => poolState.ecosystem === SOLANA_ECOSYSTEM_ID;
diff --git a/apps/ui/src/pages/PoolPage.tsx b/apps/ui/src/pages/PoolPage.tsx
index e79b0b49f..5db1e6578 100644
--- a/apps/ui/src/pages/PoolPage.tsx
+++ b/apps/ui/src/pages/PoolPage.tsx
@@ -47,7 +47,7 @@ import {
 } from "../hooks";
 import BNB_SVG from "../images/ecosystems/bnb.svg";
 import ETHEREUM_SVG from "../images/ecosystems/ethereum.svg";
-import { isEvmPoolState } from "../models";
+import { isAptosPoolState, isEvmPoolState } from "../models";
 
 import "./PoolPage.scss";
 
@@ -135,7 +135,27 @@ export const PoolPageInner = ({
   );
 
   const reserveStats = tokens.map((tokenConfig, i) => {
-    const solanaDetails = getSolanaTokenDetails(tokenConfig);
+    // loading state
+    if (poolState === null) {
+      return {
+        title: <TokenConfigIcon token={tokenConfig} />,
+        description: "-",
+        key: tokenConfig.id,
+      };
+    }
+
+    if (isAptosPoolState(poolState)) {
+      return {
+        title: (
+          <TokenConfigIcon token={tokenConfig} ecosystem={poolSpec.ecosystem} />
+        ),
+        description: atomicToHumanString(
+          new Decimal(poolState.balances[i].toString()),
+          2,
+        ),
+        key: tokenConfig.id,
+      };
+    }
 
     if (isEvmPoolState(poolState)) {
       return {
@@ -150,6 +170,7 @@ export const PoolPageInner = ({
       };
     }
 
+    const solanaDetails = getSolanaTokenDetails(tokenConfig);
     const poolTokenAccount =
       poolTokenAccounts?.find(
         (account) =>

From 634b35e66edca7ce3fcc2a097486ef15787b6e3e Mon Sep 17 00:00:00 2001
From: Nico Miicro <nico@swim.io>
Date: Tue, 25 Oct 2022 12:09:28 +0300
Subject: [PATCH 05/10] fix(aptos): use proper resource type in getTokenBalance

---
 packages/aptos/src/client.ts | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/packages/aptos/src/client.ts b/packages/aptos/src/client.ts
index 0c07a9e7d..718ba5522 100644
--- a/packages/aptos/src/client.ts
+++ b/packages/aptos/src/client.ts
@@ -86,7 +86,7 @@ export class AptosClient extends Client<
     try {
       const resource = (await this.sdkClient.getAccountResource(
         account.address(),
-        tokenDetails.address,
+        getCoinStoreType(tokenDetails.address),
       )) as CoinResource;
       return atomicToHuman(
         new Decimal(resource.data.coin.value),
@@ -191,6 +191,8 @@ export class AptosClient extends Client<
   }
 }
 
+const getCoinStoreType = (address: string) =>
+  `0x1::coin::CoinStore<${address}>`;
 const getCoinInfoType = (address: string) => `0x1::coin::CoinInfo<${address}>`;
 
 const getCoinInfoSupply = (coinInfo: CoinInfoResource): Decimal => {

From dfcba149b780a2b51245b2868d5fdf2a3a059e36 Mon Sep 17 00:00:00 2001
From: Nico Miicro <nico@swim.io>
Date: Tue, 25 Oct 2022 14:28:53 +0300
Subject: [PATCH 06/10] refactor(ui): define local AptosPoolState

---
 apps/ui/src/models/swim/pool.ts | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/apps/ui/src/models/swim/pool.ts b/apps/ui/src/models/swim/pool.ts
index 38a11367d..4d675af85 100644
--- a/apps/ui/src/models/swim/pool.ts
+++ b/apps/ui/src/models/swim/pool.ts
@@ -1,6 +1,7 @@
 import { PublicKey } from "@solana/web3.js";
-import type { AptosPoolState } from "@swim-io/aptos";
+import type { AptosEcosystemId } from "@swim-io/aptos";
 import { APTOS_ECOSYSTEM_ID } from "@swim-io/aptos";
+import type { PoolState as CorePoolState } from "@swim-io/core";
 import type { EvmClient, EvmEcosystemId } from "@swim-io/evm";
 import { isEvmEcosystemId } from "@swim-io/evm";
 import { Routing__factory } from "@swim-io/evm-contracts";
@@ -46,6 +47,10 @@ export interface EvmPoolState {
   readonly governanceFee: Decimal;
 }
 
+export interface AptosPoolState extends CorePoolState {
+  readonly ecosystem: AptosEcosystemId;
+}
+
 export type PoolState = AptosPoolState | SolanaPoolState | EvmPoolState;
 
 export type TokensByPoolId = ReadonlyRecord<

From cdf14224a969cc968bbc37a36909b426669897f8 Mon Sep 17 00:00:00 2001
From: Nico Miicro <nico@swim.io>
Date: Tue, 25 Oct 2022 14:29:09 +0300
Subject: [PATCH 07/10] refactor(aptos): remove AptosPoolState

---
 packages/aptos/src/protocol.ts | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/packages/aptos/src/protocol.ts b/packages/aptos/src/protocol.ts
index 49a830669..6fae53bfb 100644
--- a/packages/aptos/src/protocol.ts
+++ b/packages/aptos/src/protocol.ts
@@ -20,10 +20,6 @@ export interface AptosPoolConfig extends PoolConfig {
   readonly owner: Types.Address;
 }
 
-export interface AptosPoolState extends PoolState {
-  readonly ecosystem: AptosEcosystemId;
-}
-
 export interface AptosChainConfig extends ChainConfig {
   readonly pools: readonly AptosPoolConfig[];
 }

From 8b3c2628db2ef76c18d93d9109d8fd307b8c2f39 Mon Sep 17 00:00:00 2001
From: Nico Miicro <nico@swim.io>
Date: Tue, 25 Oct 2022 16:30:34 +0300
Subject: [PATCH 08/10] refactor(aptos): tidy up utils and types

---
 packages/aptos/src/client.ts           | 76 ++++----------------------
 packages/aptos/src/liquidswap.ts       | 21 -------
 packages/aptos/src/liquidswap/const.ts |  3 +
 packages/aptos/src/liquidswap/index.ts |  3 +
 packages/aptos/src/liquidswap/types.ts | 20 +++++++
 packages/aptos/src/liquidswap/utils.ts | 24 ++++++++
 packages/aptos/src/protocol.ts         |  1 -
 packages/aptos/src/types.ts            | 36 ++++++++++++
 packages/aptos/src/utils.ts            | 17 ++++++
 9 files changed, 114 insertions(+), 87 deletions(-)
 delete mode 100644 packages/aptos/src/liquidswap.ts
 create mode 100644 packages/aptos/src/liquidswap/const.ts
 create mode 100644 packages/aptos/src/liquidswap/index.ts
 create mode 100644 packages/aptos/src/liquidswap/types.ts
 create mode 100644 packages/aptos/src/liquidswap/utils.ts
 create mode 100644 packages/aptos/src/types.ts
 create mode 100644 packages/aptos/src/utils.ts

diff --git a/packages/aptos/src/client.ts b/packages/aptos/src/client.ts
index bb47b96b8..dee9254f3 100644
--- a/packages/aptos/src/client.ts
+++ b/packages/aptos/src/client.ts
@@ -1,8 +1,6 @@
-import { isSortedSymbols } from "@pontem/liquidswap-sdk/dist/tsc/utils/contracts.js";
 import type { PoolState, TokenDetails, TxGeneratorResult } from "@swim-io/core";
 import { Client } from "@swim-io/core";
 import { atomicToHuman, findOrThrow } from "@swim-io/utils";
-import type { Types } from "aptos";
 import {
   APTOS_COIN,
   ApiError,
@@ -11,8 +9,8 @@ import {
 } from "aptos";
 import Decimal from "decimal.js";
 
+import { DAO_FEE_DECIMALS, FEE_DECIMALS, getBalances } from "./liquidswap";
 import type { PoolResource } from "./liquidswap";
-import { DAO_FEE_DECIMALS, FEE_DECIMALS } from "./liquidswap";
 import type {
   AptosChainConfig,
   AptosEcosystemId,
@@ -20,43 +18,14 @@ import type {
   AptosTxType,
 } from "./protocol";
 import { APTOS_ECOSYSTEM_ID } from "./protocol";
+import type { CoinInfoResource, CoinResource, GasScheduleV2 } from "./types";
+import { getCoinInfoSupply, getCoinInfoType, getCoinStoreType } from "./utils";
 import type { AptosWalletAdapter } from "./walletAdapters";
 
-interface GasScheduleV2 {
-  readonly entries: readonly {
-    readonly key: string;
-    readonly value: string;
-  }[];
-}
-interface CoinInfoResource {
-  readonly decimals: number;
-  readonly name: string;
-  readonly supply: {
-    readonly vec: readonly [
-      {
-        readonly integer: {
-          readonly vec: readonly [
-            {
-              readonly limit: string;
-              readonly value: string;
-            },
-          ];
-        };
-      },
-    ];
-  };
-  readonly symbol: string;
-}
-
 export interface AptosClientOptions {
   readonly endpoint: string;
 }
 
-interface CoinResource {
-  readonly data: { readonly coin: { readonly value: string } };
-  readonly type: Types.MoveStructTag;
-}
-
 export class AptosClient extends Client<
   AptosEcosystemId,
   AptosChainConfig,
@@ -185,7 +154,7 @@ export class AptosClient extends Client<
       },
     );
 
-    const [lpTokenSupplyResponse, poolBalancesResponse] = await Promise.all([
+    const [lpTokenSupplyResponse, poolResponse] = await Promise.all([
       this.sdkClient.getAccountResource(
         owner,
         getCoinInfoType(lpToken.nativeDetails.address),
@@ -194,44 +163,21 @@ export class AptosClient extends Client<
     ]);
 
     const totalLpSupply = getCoinInfoSupply(
-      lpTokenSupplyResponse.data as CoinInfoResource,
+      lpTokenSupplyResponse as CoinInfoResource,
     );
-    const pool = poolBalancesResponse.data as PoolResource;
+    const pool = poolResponse as PoolResource;
     const balances = getBalances(pool, [tokenX, tokenY]);
 
     return {
       isPaused: false, // TODO ? https://exsphere.slack.com/archives/C03SQTXMFT9/p1666390318707959?thread_ts=1666352227.333479&cid=C03SQTXMFT9
       ampFactor: new Decimal("1"), // no ampFactor for liquidswap pool ?
-      lpFee: atomicToHuman(new Decimal(pool.fee), FEE_DECIMALS),
-      governanceFee: atomicToHuman(new Decimal(pool.dao_fee), DAO_FEE_DECIMALS),
+      lpFee: atomicToHuman(new Decimal(pool.data.fee), FEE_DECIMALS),
+      governanceFee: atomicToHuman(
+        new Decimal(pool.data.dao_fee),
+        DAO_FEE_DECIMALS,
+      ),
       balances,
       totalLpSupply,
     };
   }
 }
-
-const getCoinStoreType = (address: string) =>
-  `0x1::coin::CoinStore<${address}>`;
-const getCoinInfoType = (address: string) => `0x1::coin::CoinInfo<${address}>`;
-
-const getCoinInfoSupply = (coinInfo: CoinInfoResource): Decimal => {
-  return atomicToHuman(
-    new Decimal(coinInfo.supply.vec[0].integer.vec[0].value),
-    coinInfo.decimals,
-  );
-};
-
-const getBalances = (
-  pool: PoolResource,
-  tokens: readonly [TokenDetails, TokenDetails],
-): PoolState["balances"] => {
-  const reserves = [pool.coin_x_reserve.value, pool.coin_y_reserve.value];
-  const atomicBalances = isSortedSymbols(tokens[0].address, tokens[1].address)
-    ? reserves
-    : [...reserves].reverse();
-
-  return [
-    atomicToHuman(new Decimal(atomicBalances[0]), tokens[0].decimals),
-    atomicToHuman(new Decimal(atomicBalances[1]), tokens[1].decimals),
-  ];
-};
diff --git a/packages/aptos/src/liquidswap.ts b/packages/aptos/src/liquidswap.ts
deleted file mode 100644
index 636d5aa7b..000000000
--- a/packages/aptos/src/liquidswap.ts
+++ /dev/null
@@ -1,21 +0,0 @@
-export interface PoolResource {
-  readonly coin_x_reserve: {
-    readonly value: string;
-  };
-
-  readonly coin_y_reserve: {
-    readonly value: string;
-  };
-
-  readonly dao_fee: string;
-  readonly fee: string;
-  readonly last_block_timestamp: string;
-  readonly last_price_x_cumulative: string;
-  readonly last_price_y_cumulative: string;
-  readonly x_scale: string;
-  readonly y_scale: string;
-}
-
-// From https://github.com/pontem-network/liquidswap/blob/b89aed9adb96c0b083134765f75be814418be670/sources/swap/liquidity_pool.move#L70-L74
-export const FEE_DECIMALS = 4;
-export const DAO_FEE_DECIMALS = 2;
diff --git a/packages/aptos/src/liquidswap/const.ts b/packages/aptos/src/liquidswap/const.ts
new file mode 100644
index 000000000..f01595dc7
--- /dev/null
+++ b/packages/aptos/src/liquidswap/const.ts
@@ -0,0 +1,3 @@
+// From https://github.com/pontem-network/liquidswap/blob/b89aed9adb96c0b083134765f75be814418be670/sources/swap/liquidity_pool.move#L70-L74
+export const FEE_DECIMALS = 4;
+export const DAO_FEE_DECIMALS = 2;
diff --git a/packages/aptos/src/liquidswap/index.ts b/packages/aptos/src/liquidswap/index.ts
new file mode 100644
index 000000000..5134ddae0
--- /dev/null
+++ b/packages/aptos/src/liquidswap/index.ts
@@ -0,0 +1,3 @@
+export * from "./const";
+export * from "./types";
+export * from "./utils";
diff --git a/packages/aptos/src/liquidswap/types.ts b/packages/aptos/src/liquidswap/types.ts
new file mode 100644
index 000000000..ca7a067fd
--- /dev/null
+++ b/packages/aptos/src/liquidswap/types.ts
@@ -0,0 +1,20 @@
+import type { Types } from "aptos";
+
+export interface PoolResource {
+  readonly data: {
+    readonly coin_x_reserve: {
+      readonly value: string;
+    };
+    readonly coin_y_reserve: {
+      readonly value: string;
+    };
+    readonly dao_fee: string;
+    readonly fee: string;
+    readonly last_block_timestamp: string;
+    readonly last_price_x_cumulative: string;
+    readonly last_price_y_cumulative: string;
+    readonly x_scale: string;
+    readonly y_scale: string;
+  };
+  readonly type: Types.MoveStructTag;
+}
diff --git a/packages/aptos/src/liquidswap/utils.ts b/packages/aptos/src/liquidswap/utils.ts
new file mode 100644
index 000000000..768b6cf40
--- /dev/null
+++ b/packages/aptos/src/liquidswap/utils.ts
@@ -0,0 +1,24 @@
+import { isSortedSymbols } from "@pontem/liquidswap-sdk/dist/tsc/utils/contracts.js";
+import type { PoolState, TokenDetails } from "@swim-io/core";
+import { atomicToHuman } from "@swim-io/utils";
+import { Decimal } from "decimal.js";
+
+import type { PoolResource } from "./types";
+
+export const getBalances = (
+  pool: PoolResource,
+  tokens: readonly [TokenDetails, TokenDetails],
+): PoolState["balances"] => {
+  const reserves = [
+    pool.data.coin_x_reserve.value,
+    pool.data.coin_y_reserve.value,
+  ];
+  const atomicBalances = isSortedSymbols(tokens[0].address, tokens[1].address)
+    ? reserves
+    : [...reserves].reverse();
+
+  return [
+    atomicToHuman(new Decimal(atomicBalances[0]), tokens[0].decimals),
+    atomicToHuman(new Decimal(atomicBalances[1]), tokens[1].decimals),
+  ];
+};
diff --git a/packages/aptos/src/protocol.ts b/packages/aptos/src/protocol.ts
index 6fae53bfb..1ae5aa779 100644
--- a/packages/aptos/src/protocol.ts
+++ b/packages/aptos/src/protocol.ts
@@ -3,7 +3,6 @@ import type {
   EcosystemConfig,
   Env,
   PoolConfig,
-  PoolState,
   Tx,
 } from "@swim-io/core";
 import type { ReadonlyRecord } from "@swim-io/utils";
diff --git a/packages/aptos/src/types.ts b/packages/aptos/src/types.ts
new file mode 100644
index 000000000..607cdabf2
--- /dev/null
+++ b/packages/aptos/src/types.ts
@@ -0,0 +1,36 @@
+import type { Types } from "aptos";
+
+export interface GasScheduleV2 {
+  readonly entries: readonly {
+    readonly key: string;
+    readonly value: string;
+  }[];
+}
+
+export interface CoinInfoResource {
+  readonly data: {
+    readonly decimals: number;
+    readonly name: string;
+    readonly supply: {
+      readonly vec: readonly [
+        {
+          readonly integer: {
+            readonly vec: readonly [
+              {
+                readonly limit: string;
+                readonly value: string;
+              },
+            ];
+          };
+        },
+      ];
+    };
+    readonly symbol: string;
+  };
+  readonly type: Types.MoveStructTag;
+}
+
+export interface CoinResource {
+  readonly data: { readonly coin: { readonly value: string } };
+  readonly type: Types.MoveStructTag;
+}
diff --git a/packages/aptos/src/utils.ts b/packages/aptos/src/utils.ts
new file mode 100644
index 000000000..62db1eada
--- /dev/null
+++ b/packages/aptos/src/utils.ts
@@ -0,0 +1,17 @@
+import { atomicToHuman } from "@swim-io/utils";
+import { Decimal } from "decimal.js";
+
+import type { CoinInfoResource } from "./types";
+
+export const getCoinInfoType = (address: string) =>
+  `0x1::coin::CoinInfo<${address}>`;
+
+export const getCoinStoreType = (address: string) =>
+  `0x1::coin::CoinStore<${address}>`;
+
+export const getCoinInfoSupply = (coinInfo: CoinInfoResource): Decimal => {
+  return atomicToHuman(
+    new Decimal(coinInfo.data.supply.vec[0].integer.vec[0].value),
+    coinInfo.data.decimals,
+  );
+};

From 4f3fd6026b529bcc206430db54073d2e8d70f127 Mon Sep 17 00:00:00 2001
From: Nico Miicro <nico@swim.io>
Date: Tue, 25 Oct 2022 22:38:31 +0300
Subject: [PATCH 09/10] refactor(aptos): rename const to constants

---
 packages/aptos/src/liquidswap/{const.ts => constants.ts} | 0
 packages/aptos/src/liquidswap/index.ts                   | 2 +-
 2 files changed, 1 insertion(+), 1 deletion(-)
 rename packages/aptos/src/liquidswap/{const.ts => constants.ts} (100%)

diff --git a/packages/aptos/src/liquidswap/const.ts b/packages/aptos/src/liquidswap/constants.ts
similarity index 100%
rename from packages/aptos/src/liquidswap/const.ts
rename to packages/aptos/src/liquidswap/constants.ts
diff --git a/packages/aptos/src/liquidswap/index.ts b/packages/aptos/src/liquidswap/index.ts
index 5134ddae0..227a133b3 100644
--- a/packages/aptos/src/liquidswap/index.ts
+++ b/packages/aptos/src/liquidswap/index.ts
@@ -1,3 +1,3 @@
-export * from "./const";
+export * from "./constants";
 export * from "./types";
 export * from "./utils";

From c7156f1ed9100f911307236e4abaa5cc5562d8ba Mon Sep 17 00:00:00 2001
From: Nico Miicro <nico@swim.io>
Date: Tue, 25 Oct 2022 22:39:59 +0300
Subject: [PATCH 10/10] refactor(aptos): rename getBalances to getPoolBalances

---
 packages/aptos/src/client.ts           | 4 ++--
 packages/aptos/src/liquidswap/utils.ts | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/packages/aptos/src/client.ts b/packages/aptos/src/client.ts
index dee9254f3..c94db0b16 100644
--- a/packages/aptos/src/client.ts
+++ b/packages/aptos/src/client.ts
@@ -9,7 +9,7 @@ import {
 } from "aptos";
 import Decimal from "decimal.js";
 
-import { DAO_FEE_DECIMALS, FEE_DECIMALS, getBalances } from "./liquidswap";
+import { DAO_FEE_DECIMALS, FEE_DECIMALS, getPoolBalances } from "./liquidswap";
 import type { PoolResource } from "./liquidswap";
 import type {
   AptosChainConfig,
@@ -166,7 +166,7 @@ export class AptosClient extends Client<
       lpTokenSupplyResponse as CoinInfoResource,
     );
     const pool = poolResponse as PoolResource;
-    const balances = getBalances(pool, [tokenX, tokenY]);
+    const balances = getPoolBalances(pool, [tokenX, tokenY]);
 
     return {
       isPaused: false, // TODO ? https://exsphere.slack.com/archives/C03SQTXMFT9/p1666390318707959?thread_ts=1666352227.333479&cid=C03SQTXMFT9
diff --git a/packages/aptos/src/liquidswap/utils.ts b/packages/aptos/src/liquidswap/utils.ts
index 768b6cf40..8299e4938 100644
--- a/packages/aptos/src/liquidswap/utils.ts
+++ b/packages/aptos/src/liquidswap/utils.ts
@@ -5,7 +5,7 @@ import { Decimal } from "decimal.js";
 
 import type { PoolResource } from "./types";
 
-export const getBalances = (
+export const getPoolBalances = (
   pool: PoolResource,
   tokens: readonly [TokenDetails, TokenDetails],
 ): PoolState["balances"] => {