Checkpoint: 修复预售网站三个关键问题：1) 购买按钮永远禁用（maxPurchaseUSDT=0导致），2) 新增Add XIC to Wallet按钮，3) 完整重写useWallet.ts支持TokenPocket/OKX/Bitget等中国钱包

client/src/hooks/useWallet.ts

@@ -1,6 +1,6 @@
 // NAC XIC Presale — Wallet Connection Hook
-// Supports MetaMask, Trust Wallet, OKX Wallet, Coinbase Wallet, and all EVM-compatible wallets
+// Supports MetaMask, TokenPocket, OKX, Bitget, Trust Wallet, imToken, SafePal, and all EVM wallets
-// v3: improved error handling, MetaMask initialization detection, toast notifications
+// v4: improved Chinese wallet support (TokenPocket, OKX, Bitget first priority)
 
 import { useState, useEffect, useCallback, useRef } from "react";
 import { BrowserProvider, JsonRpcSigner, Eip1193Provider } from "ethers";
@@ -30,53 +30,60 @@ const INITIAL_STATE: WalletState = {
   error: null,
 };
 
+type EthProvider = Eip1193Provider & {
+  isMetaMask?: boolean;
+  isTrust?: boolean;
+  isTrustWallet?: boolean;
+  isOKExWallet?: boolean;
+  isOkxWallet?: boolean;
+  isCoinbaseWallet?: boolean;
+  isTokenPocket?: boolean;
+  isBitkeep?: boolean;
+  isBitgetWallet?: boolean;
+  providers?: EthProvider[];
+};
+
 // Detect the best available EVM provider across all major wallets
+// Priority: TokenPocket > OKX > Bitget > Trust Wallet > MetaMask > others
 export function detectProvider(): Eip1193Provider | null {
   if (typeof window === "undefined") return null;
 
   const w = window as unknown as Record<string, unknown>;
-  const eth = w.ethereum as (Eip1193Provider & {
-    providers?: Eip1193Provider[];
-    isMetaMask?: boolean;
-    isTrust?: boolean;
-    isOKExWallet?: boolean;
-    isCoinbaseWallet?: boolean;
-  }) | undefined;
 
-  if (!eth) {
+  // 1. TokenPocket — injects window.ethereum with isTokenPocket flag
-    // Fallback: check wallet-specific globals
+  const eth = w.ethereum as EthProvider | undefined;
-    if (w.okxwallet) return w.okxwallet as Eip1193Provider;
+  if (eth) {
-    if (w.coinbaseWalletExtension) return w.coinbaseWalletExtension as Eip1193Provider;
+    // Check providers array first (multiple extensions installed)
-    return null;
-  }
-
-  // If multiple providers are injected (common when multiple extensions installed)
     if (eth.providers && Array.isArray(eth.providers) && eth.providers.length > 0) {
-    const metamask = eth.providers.find((p: Eip1193Provider & { isMetaMask?: boolean }) => p.isMetaMask);
+      // Priority order for Chinese users
-    return metamask ?? eth.providers[0];
+      const tp = eth.providers.find((p: EthProvider) => p.isTokenPocket);
+      if (tp) return tp;
+      const okx = eth.providers.find((p: EthProvider) => p.isOKExWallet || p.isOkxWallet);
+      if (okx) return okx;
+      const bitget = eth.providers.find((p: EthProvider) => p.isBitkeep || p.isBitgetWallet);
+      if (bitget) return bitget;
+      const trust = eth.providers.find((p: EthProvider) => p.isTrust || p.isTrustWallet);
+      if (trust) return trust;
+      const metamask = eth.providers.find((p: EthProvider) => p.isMetaMask);
+      if (metamask) return metamask;
+      return eth.providers[0];
     }
 
+    // Single provider — return it directly
     return eth;
-}
+  }
 
-// Check if MetaMask is installed but not yet initialized (no wallet created/imported)
+  // 2. OKX Wallet — sometimes injects window.okxwallet separately
-export async function checkWalletReady(rawProvider: Eip1193Provider): Promise<{ ready: boolean; reason?: string }> {
+  if (w.okxwallet) return w.okxwallet as Eip1193Provider;
-  try {
+
-    // eth_accounts is silent — if it returns empty array, wallet is installed but locked or not initialized
+  // 3. Bitget Wallet — sometimes injects window.bitkeep.ethereum
-    const accounts = await (rawProvider as { request: (args: { method: string }) => Promise<string[]> }).request({
+  const bitkeep = w.bitkeep as { ethereum?: Eip1193Provider } | undefined;
-      method: "eth_accounts",
+  if (bitkeep?.ethereum) return bitkeep.ethereum;
-    });
+
-    // If we get here, the wallet is at least initialized (even if locked / no accounts)
+  // 4. Coinbase Wallet
-    return { ready: true };
+  if (w.coinbaseWalletExtension) return w.coinbaseWalletExtension as Eip1193Provider;
-  } catch (err: unknown) {
+
-    const error = err as { code?: number; message?: string };
+  return null;
-    // -32002: Request already pending (MetaMask not initialized or another request pending)
-    if (error?.code === -32002) {
-      return { ready: false, reason: "pending" };
-    }
-    // Any other error — treat as not ready
-    return { ready: false, reason: error?.message || "unknown" };
-  }
 }
 
 // Build wallet state from a provider and accounts
@@ -136,7 +143,7 @@ export function useWallet() {
     const rawProvider = detectProvider();
 
     if (!rawProvider) {
-      const msg = "未检测到钱包插件。请安装 MetaMask 或其他 EVM 兼容钱包后刷新页面。";
+      const msg = "未检测到钱包插件。请安装 TokenPocket、MetaMask 或其他 EVM 兼容钱包后刷新页面。";
       if (mountedRef.current) setState(s => ({ ...s, error: msg }));
       return { success: false, error: msg };
     }
@@ -168,16 +175,10 @@ export function useWallet() {
         // User rejected
         msg = "已取消连接 / Connection cancelled";
       } else if (error?.code === -32002) {
-        // MetaMask has a pending request — usually means it's not initialized or popup is already open
+        // Wallet has a pending request
-        msg = "钱包请求处理中，请检查 MetaMask 弹窗。如未弹出，请先完成 MetaMask 初始化设置（创建或导入钱包），然后刷新页面重试。";
+        msg = "钱包请求处理中，请检查钱包弹窗。如未弹出，请先完成钱包初始化设置，然后刷新页面重试。";
       } else if (error?.message === "no_accounts") {
         msg = "未获取到账户，请确认钱包已解锁并授权此网站。";
-      } else if (
-        error?.message?.toLowerCase().includes("not initialized") ||
-        error?.message?.toLowerCase().includes("setup") ||
-        error?.message?.toLowerCase().includes("onboarding")
-      ) {
-        msg = "MetaMask 尚未完成初始化。请先打开 MetaMask 扩展，创建或导入钱包，然后刷新页面重试。";
       } else {
         msg = `连接失败: ${error?.message || "未知错误"}。请刷新页面重试。`;
       }
@@ -226,8 +227,9 @@ export function useWallet() {
 
       const rawProvider = detectProvider();
       if (!rawProvider) {
-        if (attempt < 3) {
+        if (attempt < 5) {
-          retryRef.current = setTimeout(() => tryAutoDetect(attempt + 1), 800 * attempt);
+          // Retry more times — some wallets inject later (especially mobile in-app browsers)
+          retryRef.current = setTimeout(() => tryAutoDetect(attempt + 1), 600 * attempt);
         }
         return;
       }
@@ -242,11 +244,14 @@ export function useWallet() {
           if (!cancelled && mountedRef.current) {
             setState({ ...INITIAL_STATE, ...partial });
           }
-        } else if (attempt < 3) {
+        } else if (attempt < 5) {
-          retryRef.current = setTimeout(() => tryAutoDetect(attempt + 1), 1000 * attempt);
+          retryRef.current = setTimeout(() => tryAutoDetect(attempt + 1), 800 * attempt);
         }
       } catch {
         // Silently ignore — user hasn't connected yet
+        if (attempt < 3) {
+          retryRef.current = setTimeout(() => tryAutoDetect(attempt + 1), 1000);
+        }
       }
     };
 

client/src/lib/contracts.ts

@@ -13,7 +13,7 @@ export const CONTRACTS = {
     rpcUrl: "https://bsc-dataseed1.binance.org/",
     explorerUrl: "https://bscscan.com",
     nativeCurrency: { name: "BNB", symbol: "BNB", decimals: 18 },
-    presale: "0xc65e7a2738ed884db8d26a6eb2fecf7daca2e90c",
+    presale: "0x5953c025dA734e710886916F2d739A3A78f8bbc4", // XICPresale v2 — 购买即时发放
     token: "0x59FF34dD59680a7125782b1f6df2A86ed46F5A24",
     usdt: "0x55d398326f99059fF775485246999027B3197955",
   },
@@ -50,9 +50,9 @@ export const PRESALE_CONFIG = {
   tokenName: "New AssetChain Token",
   tokenDecimals: 18,
   minPurchaseUSDT: 0,          // No minimum purchase limit
-  maxPurchaseUSDT: 50000,     // Maximum $50,000 USDT
+  maxPurchaseUSDT: 50000,       // Max $50,000 USDT per purchase
   totalSupply: 100_000_000_000, // 100 billion XIC
-  presaleAllocation: 30_000_000_000, // 30 billion for presale
+  presaleAllocation: 2_500_000_000, // 2.5 billion for presale (25亿)
   // TRC20 memo format
   trc20Memo: "XIC_PRESALE",
 };

client/src/pages/Home.tsx

@@ -334,7 +334,8 @@ function EVMPurchasePanel({ network, lang, wallet }: { network: "BSC" | "ETH"; l
 
   const usdtAmount = parseFloat(usdtInput) || 0;
   const tokenAmount = calcTokens(usdtAmount);
-  const isValidAmount = usdtAmount > 0 && usdtAmount <= PRESALE_CONFIG.maxPurchaseUSDT;
+  // maxPurchaseUSDT=0 means no limit; otherwise check against the limit
+  const isValidAmount = usdtAmount > 0 && (PRESALE_CONFIG.maxPurchaseUSDT === 0 || usdtAmount <= PRESALE_CONFIG.maxPurchaseUSDT);
 
   const handleBuy = async () => {
     if (!isValidAmount) {
@@ -516,8 +517,59 @@ function EVMPurchasePanel({ network, lang, wallet }: { network: "BSC" | "ETH"; l
       </button>
 
       <p className="text-xs text-center text-white/30">
-        {t("buy_no_min_max")} ${PRESALE_CONFIG.maxPurchaseUSDT.toLocaleString()} USDT
+        {PRESALE_CONFIG.maxPurchaseUSDT > 0
+          ? `${t("buy_no_min_max")} $${PRESALE_CONFIG.maxPurchaseUSDT.toLocaleString()} USDT`
+          : (lang === "zh" ? "无最低/最高购买限制" : "No minimum or maximum purchase limit")}
       </p>
+
+      {/* Add XIC to Wallet button — only show on BSC where token address is known */}
+      {network === "BSC" && CONTRACTS.BSC.token && (
+        <button
+          onClick={async () => {
+            try {
+              // Use the raw provider to call wallet_watchAsset
+              const rawProvider = (window as unknown as { ethereum?: { request: (args: { method: string; params?: unknown }) => Promise<unknown> } }).ethereum;
+              if (!rawProvider) {
+                toast.error(lang === "zh" ? "未检测到钱包，请先安装 MetaMask 或其他 EVM 钱包" : "No wallet detected. Please install MetaMask or another EVM wallet.");
+                return;
+              }
+              await rawProvider.request({
+                method: "wallet_watchAsset",
+                params: {
+                  type: "ERC20",
+                  options: {
+                    address: CONTRACTS.BSC.token,
+                    symbol: PRESALE_CONFIG.tokenSymbol,
+                    decimals: PRESALE_CONFIG.tokenDecimals,
+                    image: "https://d2xsxph8kpxj0f.cloudfront.net/310519663287655625/Ngki3MumDNGduV3xJt3mga/nac-token-icon_382e5c30.png",
+                  },
+                },
+              });
+              toast.success(lang === "zh" ? "XIC 代币已添加到钱包！" : "XIC token added to wallet!");
+            } catch (err: unknown) {
+              const error = err as { code?: number; message?: string };
+              if (error?.code === 4001) {
+                // User rejected — not an error
+                return;
+              }
+              toast.error(lang === "zh" ? "添加失败，请手动添加代币" : "Failed to add token. Please add manually.");
+            }
+          }}
+          className="w-full py-2.5 rounded-xl text-sm font-semibold transition-all hover:opacity-90 flex items-center justify-center gap-2"
+          style={{
+            background: "rgba(0,212,255,0.08)",
+            border: "1px solid rgba(0,212,255,0.25)",
+            color: "rgba(0,212,255,0.9)",
+          }}
+        >
+          <svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2">
+            <path d="M21 12V7H5a2 2 0 0 1 0-4h14v4"/>
+            <path d="M3 5v14a2 2 0 0 0 2 2h16v-5"/>
+            <path d="M18 12a2 2 0 0 0 0 4h4v-4z"/>
+          </svg>
+          {lang === "zh" ? "添加 XIC 到钱包" : "Add XIC to Wallet"}
+        </button>
+      )}
     </div>
   );
 }

server/onchain.ts

@@ -38,7 +38,7 @@ const RPC_POOLS = {
 // ─── Contract Addresses ────────────────────────────────────────────────────────
 export const CONTRACTS = {
   BSC: {
-    presale: "0xc65e7a2738ed884db8d26a6eb2fecf7daca2e90c",
+    presale: "0x5953c025dA734e710886916F2d739A3A78f8bbc4", // XICPresale v2
     token: "0x59ff34dd59680a7125782b1f6df2a86ed46f5a24",
     rpc: RPC_POOLS.BSC[0],
     chainId: 56,

test-onchain.mjs

@@ -0,0 +1,113 @@
+/**
+ * 测试链上数据读取
+ * 直接调用BSC和ETH合约，查看能读到哪些数据
+ */
+import { ethers } from "ethers";
+
+const BSC_PRESALE = "0xc65e7a2738ed884db8d26a6eb2fecf7daca2e90c";
+const ETH_PRESALE = "0x85AB2F2d9f7ca7ecB272b5E8726c70f3fd45D1E3";
+
+// 尝试多种可能的函数名
+const TEST_ABI = [
+  "function totalUSDTRaised() view returns (uint256)",
+  "function totalTokensSold() view returns (uint256)",
+  "function weiRaised() view returns (uint256)",
+  "function tokensSold() view returns (uint256)",
+  "function usdtRaised() view returns (uint256)",
+  "function totalRaised() view returns (uint256)",
+  "function amountRaised() view returns (uint256)",
+  "function hardCap() view returns (uint256)",
+  "function cap() view returns (uint256)",
+  "function owner() view returns (address)",
+  "function paused() view returns (bool)",
+];
+
+async function testContract(name, address, rpcUrl) {
+  console.log(`\n=== 测试 ${name} 合约 ===`);
+  console.log(`地址: ${address}`);
+  console.log(`RPC: ${rpcUrl}`);
+  
+  try {
+    const provider = new ethers.JsonRpcProvider(rpcUrl, undefined, {
+      staticNetwork: true,
+      polling: false,
+    });
+    
+    // 先检查合约是否存在
+    const code = await provider.getCode(address);
+    if (code === "0x") {
+      console.log("❌ 该地址没有合约代码！合约地址可能错误。");
+      return;
+    }
+    console.log(`✅ 合约存在，字节码长度: ${code.length} 字符`);
+    
+    const contract = new ethers.Contract(address, TEST_ABI, provider);
+    
+    // 逐个测试函数
+    const functions = [
+      "totalUSDTRaised",
+      "totalTokensSold", 
+      "weiRaised",
+      "tokensSold",
+      "usdtRaised",
+      "totalRaised",
+      "amountRaised",
+      "hardCap",
+      "cap",
+      "owner",
+      "paused",
+    ];
+    
+    for (const fn of functions) {
+      try {
+        const result = await contract[fn]();
+        console.log(`  ✅ ${fn}() = ${result}`);
+      } catch (e) {
+        console.log(`  ❌ ${fn}() 不存在或调用失败`);
+      }
+    }
+    
+    // 获取合约事件日志（最近100个块）
+    const latestBlock = await provider.getBlockNumber();
+    console.log(`\n当前区块高度: ${latestBlock}`);
+    
+    // 查找Transfer事件（USDT转入）
+    const usdtAddress = name === "BSC" 
+      ? "0x55d398326f99059fF775485246999027B3197955"
+      : "0xdAC17F958D2ee523a2206206994597C13D831ec7";
+    
+    const usdtAbi = ["event Transfer(address indexed from, address indexed to, uint256 value)"];
+    const usdtContract = new ethers.Contract(usdtAddress, usdtAbi, provider);
+    
+    console.log(`\n查询最近1000个块内转入预售合约的USDT...`);
+    const fromBlock = latestBlock - 1000;
+    const filter = usdtContract.filters.Transfer(null, address);
+    
+    try {
+      const events = await usdtContract.queryFilter(filter, fromBlock, latestBlock);
+      console.log(`找到 ${events.length} 笔USDT转入记录`);
+      
+      let totalUsdt = 0n;
+      for (const event of events.slice(-5)) {
+        const args = event.args;
+        const amount = args[2];
+        totalUsdt += amount;
+        const decimals = name === "BSC" ? 18 : 6;
+        console.log(`  ${args[0]} → ${ethers.formatUnits(amount, decimals)} USDT`);
+      }
+    } catch (e) {
+      console.log(`查询事件失败: ${e}`);
+    }
+    
+  } catch (e) {
+    console.error(`测试失败: ${e}`);
+  }
+}
+
+// 测试BSC
+await testContract("BSC", BSC_PRESALE, "https://bsc-dataseed1.binance.org/");
+
+// 测试ETH  
+await testContract("ETH", ETH_PRESALE, "https://eth.llamarpc.com");
+
+console.log("\n=== 测试完成 ===");