From 6c3b4ad0ec4b164e3b4977f6508f1dc9ee7800ea Mon Sep 17 00:00:00 2001
From: classicalliu <classicalliu@gmail.com>
Date: Thu, 23 Feb 2023 22:08:56 +0800
Subject: [PATCH] fix: Reimplement decodeArgs

---
 packages/api-server/src/base/decode-args.ts   | 23 +++++++++++++++++++
 packages/api-server/src/erc20-decoder.ts      |  2 +-
 packages/api-server/src/methods/modules/gw.ts |  2 +-
 .../api-server/src/methods/modules/poly.ts    |  2 +-
 4 files changed, 26 insertions(+), 3 deletions(-)
 create mode 100644 packages/api-server/src/base/decode-args.ts

diff --git a/packages/api-server/src/base/decode-args.ts b/packages/api-server/src/base/decode-args.ts
new file mode 100644
index 00000000..fa07178c
--- /dev/null
+++ b/packages/api-server/src/base/decode-args.ts
@@ -0,0 +1,23 @@
+import { HexString } from "@ckb-lumos/base";
+import { Uint128, Uint32, Uint64 } from "./types/uint";
+
+export function decodeArgs(args: HexString) {
+  args = args.slice(2);
+  const args_0_7 = "0x" + args.slice(0, 14);
+  const args_7 = "0x" + args.slice(14, 16);
+  const args_8_16 = "0x" + args.slice(16, 32);
+  const args_16_32 = "0x" + args.slice(32, 64);
+  const args_32_48 = "0x" + args.slice(64, 96);
+  const args_48_52 = "0x" + args.slice(96, 104);
+  const args_data = "0x" + args.slice(104);
+
+  const header = Buffer.from(args_0_7.slice(8), "hex").toString("utf-8");
+  const type = args_7;
+  const gas_limit = Uint64.fromLittleEndian(args_8_16).toHex();
+  const gas_price = Uint128.fromLittleEndian(args_16_32).toHex();
+  const value = Uint128.fromLittleEndian(args_32_48).toHex();
+  const data_length = Uint32.fromLittleEndian(args_48_52).toHex();
+  const data = args_data;
+
+  return { header, type, gas_limit, gas_price, value, data_length, data };
+}
diff --git a/packages/api-server/src/erc20-decoder.ts b/packages/api-server/src/erc20-decoder.ts
index e01d75e5..437abae9 100644
--- a/packages/api-server/src/erc20-decoder.ts
+++ b/packages/api-server/src/erc20-decoder.ts
@@ -1,6 +1,6 @@
-import { decodeArgs } from "@polyjuice-provider/base";
 import InputDataDecoder from "ethereum-input-data-decoder";
 import { SUDT_ERC20_PROXY_ABI } from "./erc20";
+import { decodeArgs } from "./base/decode-args";
 
 const deocder = new InputDataDecoder(SUDT_ERC20_PROXY_ABI as any);
 
diff --git a/packages/api-server/src/methods/modules/gw.ts b/packages/api-server/src/methods/modules/gw.ts
index a9164cb3..343d8518 100644
--- a/packages/api-server/src/methods/modules/gw.ts
+++ b/packages/api-server/src/methods/modules/gw.ts
@@ -8,7 +8,7 @@ import { CACHE_EXPIRED_TIME_MILSECS, GW_RPC_KEY } from "../../cache/constant";
 import { logger } from "../../base/logger";
 import { L2Transaction } from "@godwoken-web3/godwoken/schemas";
 import { Reader } from "@ckb-lumos/toolkit";
-import { decodeArgs } from "@polyjuice-provider/base";
+import { decodeArgs } from "../../base/decode-args";
 
 export class Gw {
   private rpc: RPC;
diff --git a/packages/api-server/src/methods/modules/poly.ts b/packages/api-server/src/methods/modules/poly.ts
index 8898dfb6..7f20026b 100644
--- a/packages/api-server/src/methods/modules/poly.ts
+++ b/packages/api-server/src/methods/modules/poly.ts
@@ -11,7 +11,6 @@ import {
 import { Query } from "../../db";
 import { isAddressMatch, isShortAddressOnChain } from "../../base/address";
 import {
-  decodeArgs,
   deserializeL2TransactionWithAddressMapping,
   deserializeRawL2TransactionWithAddressMapping,
   deserializeAbiItem,
@@ -29,6 +28,7 @@ import { keccakFromHexString } from "ethereumjs-util";
 import { DataCacheConstructor, RedisDataCache } from "../../cache/data";
 import { BlockParameter } from "../types";
 import { logger } from "../../base/logger";
+import { decodeArgs } from "../../base/decode-args";
 
 type GodwokenBlockParameter = U64 | undefined;