入款金额显示计算过程

admin/index.js

@@ -824,7 +824,29 @@ async function generateBillMessage(chatId) {
         if (todayRecords && todayRecords.length > 0) {
             message += `<b>入款笔数</b>：<code>${todayRecords.length}</code>（最近记录）\n`;
             todayRecords.forEach(deposit => {
-                message += `<code>${moment(deposit.time).format('HH:mm:ss')} ${parseFloat(deposit.amount).toFixed(2)}</code>\n`;
+                const amount = parseFloat(deposit.amount);
+                const exchangeRate = parseFloat(deposit.exchange_rate) || 1;
+                const feeRate = parseFloat(deposit.fee_rate) || 0;
+                
+                // 计算实际金额（扣除费率）
+                let actualAmount;
+                if (amount > 0) {
+                    // 入款：实际金额 = 金额 * (1 - 费率)
+                    actualAmount = Math.abs(amount) * (1 - feeRate / 100);
+                } else {
+                    // 入款修正：实际金额 = 金额 * (1 - 费率)
+                    actualAmount = Math.abs(amount) * (1 - feeRate / 100);
+                }
+                
+                // 计算USDT金额
+                const uAmount = (actualAmount / exchangeRate) * (amount < 0 ? -1 : 1);
+                
+                // 显示计算过程
+                const feeAmount = Math.abs(amount) * (feeRate / 100);
+                const feeDisplay = feeRate > 0 ? `-${feeAmount.toFixed(2)}(${feeRate}%)` : '';
+                const exchangeDisplay = exchangeRate !== 1 ? `÷${exchangeRate}` : '';
+                
+                message += `<code>${moment(deposit.time).format('HH:mm:ss')} ${parseFloat(deposit.amount).toFixed(2)}${feeDisplay}${exchangeDisplay} = ${uAmount.toFixed(2)}U</code>\n`;
             });
             message += '\n';
         } else {