``` feat(gateApi): 添加网格交易盈亏检查和自动重置功能

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2026-06-11 10a177a86145fbf34736306b4bccf4363814d767

```
feat(gateApi): 添加网格交易盈亏检查和自动重置功能

- 在策略执行流程中添加盈亏检查调用
- 实现checkProfitAndReset方法进行实时盈亏计算
- 计算总权益、手续费估算和净权益判断逻辑
- 添加taker费率常量用于手续费计算
- 实现盈亏达标时的策略重置机制
- 集成期货账户查询接口获取实时数据
- 添加详细的盈亏日志记录便于监控
```

 src/main/java/com/xcong/excoin/modules/gateApi/GateGridTradeService.java

@@ -382,6 +382,10 @@
            return;
        }


        checkProfitAndReset();


        if (state == StrategyState.ACTIVE &&
                longActive == false &&
                    longPositionSize.compareTo(BigDecimal.ZERO) == 0){
@@ -396,6 +400,46 @@
        }
    }

    /** Gate 永续合约 taker 费率 0.05% */
    private static final BigDecimal TAKER_FEE_RATE = new BigDecimal("0.0005");
    private void checkProfitAndReset() {
        try {

            BigDecimal target = initialPrincipal.add(config.getExpectedProfit());

            FuturesAccount account = futuresApi.listFuturesAccounts(SETTLE);
            BigDecimal unrealisedPnl = new BigDecimal(account.getCrossUnrealisedPnl());
            BigDecimal available = new BigDecimal(account.getCrossAvailable());
            BigDecimal totalEquity = unrealisedPnl.add(available);

            // 估算平仓手续费：(多仓张数+空仓张数) × 合约面值 × 当前价 × taker费率
            BigDecimal totalSize = longPositionSize.abs().add(shortPositionSize.abs());
            BigDecimal closeContractValue =
                    totalSize.multiply(config.getContractMultiplier()).multiply(lastKlinePrice != null ? lastKlinePrice : BigDecimal.ZERO);
            BigDecimal estimatedFee = closeContractValue.multiply(TAKER_FEE_RATE);
            BigDecimal netEquity = totalEquity.subtract(estimatedFee);
            log.info("[Gate] 盈亏检查,总张数：{}, upl:{}, avail:{}, 合计:{}, 估手续费:{}, 净权益:{}, 目标:{}",
                    totalSize,unrealisedPnl, available, totalEquity, estimatedFee, netEquity, target);
            if (netEquity.compareTo(target) > 0) {
                log.info("[Gate] 盈亏达标(净权益{}>目标{})，重置策略", netEquity, target);
                state = StrategyState.STOPPED;
                try {
                    futuresApi.cancelPriceTriggeredOrderList(SETTLE, config.getContract());
                } catch (ApiException e) {
                    e.printStackTrace();
                }
                closeExistingPositions();
                // 提交到 executor 末尾：单线程FIFO保证前面所有平仓/取消任务完成后才重置
                executor.submitTask(() -> {
                    try { Thread.sleep(3000); } catch (InterruptedException e) { Thread.currentThread().interrupt(); }
                    startGrid();
                });
            }
        } catch (Exception e) {
            log.warn("[Gate] 盈亏检查失败", e);
        }
    }

    // ---- 仓位推送回调 ----

    /**