- 实现局域网设备发现面板,支持探测ESP32中继板并自动切换端点 - 添加POST /api/lan/probe接口用于设备探测,返回三态判决结果 - 实现快扫和全段扫描两种模式,支持种子地址优先探测 - 添加端点唯一写手机制,防止多处同时修改设备IP - 优化链路胶囊UI显示WiFi/EtherCAT/BLE连接状态和设备名称 - 修复EtherCAT链路OTA刷写期间PDO循环暂停和AL状态处理问题 - 调整PDO周期设置范围为0.125-4ms,支持亚毫秒显示为微秒 - 添加ESP32 WiFi使能开关控件样式和数据来源角标显示
507 lines
19 KiB
JavaScript
507 lines
19 KiB
JavaScript
/**
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* send.js - CAN 帧构建与发送(DBC 报文 / 原始帧 / 批量发送 / 发送历史)
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*
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* 包含:sendCanBatchRequest / sendCanOneFrame(仅 /can/send_batch)、响应框、历史、
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* 批量/选中/手动发送、手动帧校验/重置/载入预览、错误码说明。
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*
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* 依赖:dbc.js(state/el/getBaseUrl/padHex/bytesToHex/parseNumericId)、
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* common/toast.js(showToast)、common/utils.js(escapeHtml)、
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* messages.js(updateBatchUi)、signals.js(ensureMessageDefaults/getSignalValueMap/
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* getSelectedMessage/updateEncodedPreview/encodeMessageData)。
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*
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* 注意:formatTime 保留本地实现(HH:MM:SS,不含毫秒),与 common/utils.js
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* 的 formatTime(含毫秒)不同,以保证发送历史时间戳输出格式一致。
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*/
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import { state, el, getBaseUrl, padHex, bytesToHex, parseNumericId } from './dbc.js';
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import { escapeHtml } from '../common/utils.js';
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import { showToast } from '../common/toast.js?v=20260801f';
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import { updateBatchUi } from './messages.js';
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import { ensureMessageDefaults, getSignalValueMap, getSelectedMessage, updateEncodedPreview, encodeMessageData } from './signals.js';
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import { scheduleCanPersist } from './persist.js';
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// ==================== 本地工具(保持与原 can.js 一致) ====================
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function formatTime(date) {
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var d = date instanceof Date ? date : new Date();
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var hh = String(d.getHours()).padStart(2, '0');
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var mm = String(d.getMinutes()).padStart(2, '0');
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var ss = String(d.getSeconds()).padStart(2, '0');
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return hh + ':' + mm + ':' + ss;
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}
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/** 简单延时 helper,用于批次间间隔 */
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function sleep(ms) { return new Promise(function (r) { setTimeout(r, ms); }); }
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// ==================== Click-to-Copy ====================
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/** 将文本写入剪贴板并在元素上闪烁 copied 提示 */
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function copyCell(text, target) {
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if (!text) return;
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function onDone() {
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target.classList.add('copied');
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setTimeout(function () { target.classList.remove('copied'); }, 1200);
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showToast('已复制', 'success');
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}
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function fallback() {
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var ta = document.createElement('textarea');
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ta.value = text;
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ta.style.cssText = 'position:fixed;left:-9999px;opacity:0';
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document.body.appendChild(ta);
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ta.select();
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try { document.execCommand('copy'); onDone(); } catch (_) {}
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document.body.removeChild(ta);
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}
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if (navigator.clipboard && navigator.clipboard.writeText) {
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navigator.clipboard.writeText(text).then(onDone).catch(fallback);
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} else {
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fallback();
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}
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}
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/** 在 historyList 上绑定一次事件代理 */
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var _historyCopyBound = false;
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function ensureHistoryCopyHandler() {
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if (_historyCopyBound || !el.historyList) return;
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_historyCopyBound = true;
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el.historyList.addEventListener('click', function (e) {
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var target = e.target.closest('[data-copy]');
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if (!target) return;
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copyCell(target.getAttribute('data-copy'), target);
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});
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}
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// ==================== 发送错误码描述 ====================
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var CAN_SEND_ERR_DESC = {
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'-1': '参数错误(通道/ID/DLC 无效)',
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'-2': 'SPI 通信失败(ESP32 与 GD32 通信异常)',
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'-3': 'GD32 CAN 总线拒绝',
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};
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var GD32_ERR_DESC = {
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0xE0: 'payload 过短',
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0xE1: '通道号非法',
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0xE2: 'BUS_OFF(总线离线,检查接线/终端电阻/对端上电)',
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0xE3: 'TEC 过高(错误计数 >96,对端 ACK 失败率高)',
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0xE4: '邮箱满(3 个硬件邮箱全 PENDING,对端不 ACK)',
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0xE5: '参数无效(通道未启用/DLC 越界)',
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0xE6: '只听不发(该通道收发器已 Silent,S 脚置高;接收正常,可在 CAN 监控页切回发送)',
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0xE7: '该通道正被电机 OTA 独占(刷写结束自动恢复;重试无用,不是总线故障)',
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0xEE: 'SPI 帧解析失败(GD32 收到的帧 CRC/SOF 校验失败,通常是 SPI 字节丢失或 CS 时序冲突)'
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};
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/** @description 构建发送响应的可读文本(成功显示 recv,失败拼接 CAN_SEND_ERR_DESC + GD32_ERR_DESC)。 */
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function buildSendResponseText(result) {
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if (result.status === 'ok') {
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return result.recv ? ('0x' + result.recv + ' (' + result.recv_len + ' 字节)') : '无响应数据';
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}
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var code = String(result.code);
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var desc = CAN_SEND_ERR_DESC[code] || '未知错误';
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/* 用 GD32 细分错误码补充具体原因 */
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if (result.gd32_err != null && result.gd32_err !== 0) {
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var gd32Desc = GD32_ERR_DESC[result.gd32_err];
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if (gd32Desc) {
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desc = desc + ' · ' + gd32Desc;
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} else {
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desc = desc + ' · gd32_err=0x' + result.gd32_err.toString(16).toUpperCase();
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}
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}
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return '发送失败: ' + desc + ' (code=' + result.code + ')';
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}
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/**
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* @description 历史列表用的短文案:红色标签已表明失败,去掉「发送失败:」前缀、
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* gd32_err 细分与 (code=) 尾巴,只保留核心原因,避免挤占空间(完整原因见 hover/复制)。
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*/
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function buildSendResponseShort(result) {
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if (result.status === 'ok') {
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return result.recv ? ('0x' + result.recv) : 'OK';
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}
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return CAN_SEND_ERR_DESC[String(result.code)] || ('code=' + result.code);
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}
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// ==================== HTTP 请求(唯一入口 /can/send_batch)====================
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/**
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* @description 同通道发送 1~N 帧。单帧也走 batch(frames 长度 1)。
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* @returns {Promise<object[]>} 与 frames 等长的 results
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*/
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async function sendCanBatchRequest(channel, frames) {
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var n = frames && frames.length ? frames.length : 0;
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/* 单帧设备侧 timeout 2s;多帧按帧数留余量 */
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var timeoutMs = (n <= 1) ? 8000 : Math.max(15000, n * 500);
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/* AbortSignal.timeout 在连接被 reset 的边缘情况下偶发不触发,
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* 叠加一条手动竞速超时,避免 await 永久挂起导致整批不渲染。 */
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var ac = new AbortController();
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var timer = setTimeout(function () { ac.abort(); }, timeoutMs);
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var resp;
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try {
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resp = await fetch(getBaseUrl() + '/can/send_batch', {
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method: 'POST',
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headers: { 'Content-Type': 'application/json' },
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body: JSON.stringify({ ch: channel, frames: frames }),
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signal: ac.signal
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});
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} catch (err) {
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throw new Error('请求失败: ' + (err && err.message ? err.message : err));
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} finally {
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clearTimeout(timer);
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}
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var text = await resp.text();
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var json = {};
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try {
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json = text ? JSON.parse(text) : {};
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} catch (err) {
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throw new Error('CAN 响应不是合法 JSON: ' + text);
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}
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if (!resp.ok) {
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throw new Error('HTTP ' + resp.status + ': ' + (json.message || text || '发送失败'));
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}
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if (!json.results || !Array.isArray(json.results)) {
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throw new Error('响应缺少 results');
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}
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var results = json.results.slice();
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var need = n - results.length;
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if (need > 0) {
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var pad = {
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status: 'error',
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code: (json.abort_code != null) ? json.abort_code : -2,
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gd32_err: (json.abort_gd32_err != null) ? json.abort_gd32_err : 0
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};
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for (var p = 0; p < need; p++) results.push(pad);
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}
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return results;
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}
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/** 单帧便捷封装:POST /can/send_batch,取 results[0] */
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async function sendCanOneFrame(channel, frame) {
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var results = await sendCanBatchRequest(channel, [frame]);
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return results[0] || { status: 'error', code: -3 };
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}
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// ==================== 响应框 ====================
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function updateResponseBox(box, textEl, result, mode) {
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if (!box || !textEl) return;
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box.style.display = 'block';
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box.className = 'can-response' + (result.status === 'ok' ? ' ok' : ' err');
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textEl.textContent = buildSendResponseText(result);
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if (mode === 'manual') {
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el.manualHint.className = 'helper-note ' + (result.status === 'ok' ? 'ok' : 'err');
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el.manualHint.innerHTML = result.status === 'ok'
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? '原始帧已发送到设备,若有响应则显示在下方。'
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: '设备返回错误码 <b>' + escapeHtml(result.code) + '</b>。';
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}
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}
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// ==================== 发送历史 ====================
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/**
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* 构造一条历史条目。集中字段,避免多处重复拼对象。
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*/
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function makeHistoryEntry(opts) {
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return {
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time: formatTime(new Date()),
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mode: opts.mode,
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ok: opts.ok,
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channel: opts.channel,
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idHex: opts.idHex,
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dlc: opts.dlc,
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dataHex: opts.dataHex || '',
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resultText: opts.resultText,
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/* 列表显示用短文案;缺省回退到完整文案,兼容旧持久化数据 */
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resultShort: opts.resultShort || opts.resultText
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};
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}
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/**
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* @param {object} entry
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* @param {{ silent?: boolean }} [opts] silent=true 时不立刻重绘/落盘(批量用)
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*/
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function addHistoryEntry(entry, opts) {
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state.history.unshift(entry);
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/* 批量发送会快速产生大量条目,上限放宽便于回看 */
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if (state.history.length > 200) state.history.length = 200;
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if (opts && opts.silent) return;
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renderHistory();
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scheduleCanPersist();
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}
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/** @description 渲染发送历史列表(单行紧凑:状态|时间|CH·ID·DLC|HEX|结果)。 */
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export function renderHistory() {
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if (!el.historyList) return;
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ensureHistoryCopyHandler();
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if (!state.history.length) {
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el.historyList.innerHTML = '<div class="status-empty">尚未发送任何 CAN 帧。</div>';
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return;
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}
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el.historyList.innerHTML = state.history.map(function (item) {
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var meta = 'CH' + item.channel + ' · ' + item.idHex + ' · DLC ' + item.dlc;
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return '' +
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'<div class="history-item history-item-row' + (item.ok ? '' : ' is-err') + '">' +
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'<span class="history-item-tag ' + (item.ok ? 'ok' : 'err') + '">' + escapeHtml(item.mode) + '</span>' +
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'<span class="history-item-time">' + escapeHtml(item.time) + '</span>' +
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'<span class="history-item-main copyable" data-copy="' + escapeHtml(meta) + '" title="点击复制">' + escapeHtml(meta) + '</span>' +
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'<span class="history-item-hex copyable" data-copy="' + escapeHtml(item.dataHex || '') + '" title="点击复制">' + escapeHtml(item.dataHex || '--') + '</span>' +
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'<span class="history-item-foot copyable" data-copy="' + escapeHtml(item.resultText || '') + '" title="' + escapeHtml(item.resultText || '点击复制') + '">' + escapeHtml(item.resultShort || item.resultText) + '</span>' +
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'</div>';
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}).join('');
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}
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// ==================== 批量发送 ====================
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/**
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* 单批最多帧数。按 64 帧分批(一次请求发 64 帧);批次之间留
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* BATCH_INTER_CHUNK_DELAY_MS 间隔,给 CAN/SPI 总线喘息时间。
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*/
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var BATCH_CHUNK = 64;
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/** 批次间延时(ms),仅在还有后续批次时等待 */
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var BATCH_INTER_CHUNK_DELAY_MS = 100;
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/**
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* @description 批量发送所有勾选的报文(仅 /can/send_batch)。
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* 批量过程中不重绘历史,结束后统一刷新。
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*/
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export async function sendCheckedMessages() {
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if (!state.dbc) { showToast('请先导入 DBC', 'warning'); return; }
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var keys = Object.keys(state.checkedKeys);
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if (!keys.length) { showToast('请先勾选要发送的报文', 'warning'); return; }
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if (state.batchInFlight) return;
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state.batchInFlight = true;
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updateBatchUi();
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var channel = parseInt(el.defaultChannel.value, 10) || 0;
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var ok = 0, fail = 0;
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var silent = { silent: true };
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/* 按 key 建索引,避免勾选数百条时 O(n²) 扫描 messages */
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var msgByKey = Object.create(null);
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for (var mi = 0; mi < state.dbc.messages.length; mi++) {
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var mm = state.dbc.messages[mi];
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msgByKey[mm.key] = mm;
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}
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try {
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/* 先全部编码,避免发到一半才因编码失败打断节奏 */
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var prepared = [];
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for (var i = 0; i < keys.length; i++) {
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var key = keys[i];
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var msg = msgByKey[key];
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if (!msg) continue;
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ensureMessageDefaults(msg);
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var idHex = '0x' + padHex(msg.id, msg.isExtended ? 8 : 3);
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var dataBytes;
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try {
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dataBytes = encodeMessageData(msg, getSignalValueMap(msg));
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} catch (err) {
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fail++;
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addHistoryEntry(makeHistoryEntry({
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mode: 'BATCH', ok: false, channel: channel, idHex: idHex,
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dlc: msg.dlc, dataHex: '',
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resultText: msg.name + ' · 编码失败: ' + err.message
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}), silent);
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continue;
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}
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var dataHex = bytesToHex(dataBytes);
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var dlc = (typeof msg.dlc === 'number') ? msg.dlc : dataBytes.length;
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prepared.push({
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msg: msg,
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idHex: idHex,
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dlc: dlc,
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dataHex: dataHex,
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frame: { id: msg.id, dlc: dlc, data: dataHex }
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});
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}
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for (var off = 0; off < prepared.length; ) {
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var chunk = prepared.slice(off, off + BATCH_CHUNK);
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off += chunk.length;
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var frames = chunk.map(function (p) { return p.frame; });
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try {
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var results = await sendCanBatchRequest(channel, frames);
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for (var r = 0; r < chunk.length; r++) {
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var item = chunk[r];
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var result = results[r] || { status: 'error', code: -3 };
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if (result.status === 'ok') ok++; else fail++;
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addHistoryEntry(makeHistoryEntry({
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mode: 'BATCH', ok: result.status === 'ok', channel: channel,
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idHex: item.idHex, dlc: item.dlc, dataHex: item.dataHex,
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resultText: item.msg.name + ' · ' + buildSendResponseText(result),
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resultShort: item.msg.name + ' · ' + buildSendResponseShort(result)
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}), silent);
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}
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} catch (err) {
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for (var s = 0; s < chunk.length; s++) {
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fail++;
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var one = chunk[s];
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addHistoryEntry(makeHistoryEntry({
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mode: 'BATCH', ok: false, channel: channel,
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idHex: one.idHex, dlc: one.dlc, dataHex: one.dataHex,
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resultText: one.msg.name + ' · ' + err.message
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}), silent);
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}
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}
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/* 批次间间隔:还有下一批时等待,给 CAN/SPI 总线喘息时间 */
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if (off < prepared.length) {
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await sleep(BATCH_INTER_CHUNK_DELAY_MS);
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}
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}
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renderHistory();
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scheduleCanPersist();
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var tone = fail === 0 ? 'success' : (ok === 0 ? 'error' : 'warning');
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showToast('批量发送完成:成功 ' + ok + ',失败 ' + fail, tone, { force: true });
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} finally {
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state.batchInFlight = false;
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updateBatchUi();
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/* 兜底渲染:无论 try 内是否抛异常,都保证已写入的 silent 历史条目可见,
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* 避免「批量发了但结果不显示」的偶发现象(renderHistory 幂等,多调一次无害)。 */
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renderHistory();
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}
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}
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// ==================== 选中报文发送 ====================
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/** @description 发送当前选中报文(DBC 编码后 POST /can/send_batch,1 帧)。 */
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export async function sendSelectedMessage() {
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var msg = getSelectedMessage();
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if (!msg) {
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showToast('请先选择一条报文', 'warning');
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return;
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}
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updateEncodedPreview();
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if (!state.generatedData.length && msg.dlc > 0) {
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showToast('当前报文还没有可发送的数据', 'error');
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return;
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}
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var channel = parseInt(el.defaultChannel.value, 10) || 0;
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var dataHex = bytesToHex(state.generatedData);
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try {
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var result = await sendCanOneFrame(channel, {
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id: msg.id,
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dlc: msg.dlc,
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data: dataHex
|
||
});
|
||
updateResponseBox(el.dbcResp, el.dbcRespText, result, 'dbc');
|
||
addHistoryEntry(makeHistoryEntry({
|
||
mode: 'DBC', ok: result.status === 'ok', channel: channel,
|
||
idHex: '0x' + padHex(msg.id, msg.isExtended ? 8 : 3),
|
||
dlc: msg.dlc, dataHex: dataHex,
|
||
resultText: buildSendResponseText(result),
|
||
resultShort: buildSendResponseShort(result)
|
||
}));
|
||
showToast(result.status === 'ok' ? 'DBC 报文发送成功' : '发送失败', result.status === 'ok' ? 'success' : 'error');
|
||
} catch (err) {
|
||
if (el.dbcResp) {
|
||
el.dbcResp.style.display = 'block';
|
||
el.dbcResp.className = 'can-response err';
|
||
el.dbcRespText.textContent = err.message;
|
||
}
|
||
addHistoryEntry(makeHistoryEntry({
|
||
mode: 'DBC', ok: false, channel: channel,
|
||
idHex: '0x' + padHex(msg.id, msg.isExtended ? 8 : 3),
|
||
dlc: msg.dlc, dataHex: dataHex,
|
||
resultText: err.message
|
||
}));
|
||
showToast('发送失败: ' + err.message, 'error');
|
||
}
|
||
}
|
||
|
||
// ==================== 原始帧发送 ====================
|
||
function validateManualData() {
|
||
var dataHex = (el.manualData.value || '').trim().replace(/\s+/g, '');
|
||
var dlc = parseInt(el.manualDlc.value, 10);
|
||
if (!Number.isFinite(dlc) || dlc < 0 || dlc > 64) {
|
||
throw new Error('DLC 需在 0~64 之间');
|
||
}
|
||
if (dataHex && !/^[0-9a-fA-F]+$/.test(dataHex)) {
|
||
throw new Error('HEX 数据包含非法字符');
|
||
}
|
||
if (dataHex.length % 2 !== 0) {
|
||
throw new Error('HEX 数据长度必须为偶数');
|
||
}
|
||
var byteLen = dataHex.length / 2;
|
||
if (byteLen !== dlc) {
|
||
throw new Error('当前 HEX 为 ' + byteLen + ' 字节,但 DLC=' + dlc);
|
||
}
|
||
return dataHex.toUpperCase();
|
||
}
|
||
|
||
/** @description 刷新手动帧输入的校验提示。 */
|
||
export function refreshManualHint() {
|
||
try {
|
||
var dataHex = validateManualData();
|
||
el.manualHint.className = 'helper-note ok';
|
||
el.manualHint.innerHTML = '原始 HEX 合法,当前长度 <b>' + (dataHex.length / 2) + '</b> 字节。';
|
||
} catch (err) {
|
||
el.manualHint.className = 'helper-note err';
|
||
el.manualHint.innerHTML = escapeHtml(err.message);
|
||
}
|
||
}
|
||
|
||
/** @description 发送手动输入的原始 CAN 帧。 */
|
||
export async function sendManualFrame() {
|
||
var id = parseNumericId(el.manualId.value);
|
||
if (!Number.isFinite(id)) {
|
||
showToast('CAN ID 格式错误', 'error');
|
||
return;
|
||
}
|
||
var channel = parseInt(el.manualChannel.value, 10) || 0;
|
||
var dlc = parseInt(el.manualDlc.value, 10) || 0;
|
||
var dataHex = '';
|
||
try {
|
||
dataHex = validateManualData();
|
||
} catch (err) {
|
||
showToast(err.message, 'error');
|
||
refreshManualHint();
|
||
return;
|
||
}
|
||
|
||
try {
|
||
var result = await sendCanOneFrame(channel, {
|
||
id: id,
|
||
dlc: dlc,
|
||
data: dataHex
|
||
});
|
||
updateResponseBox(el.manualResp, el.manualRespText, result, 'manual');
|
||
addHistoryEntry(makeHistoryEntry({
|
||
mode: 'RAW', ok: result.status === 'ok', channel: channel,
|
||
idHex: '0x' + padHex(id, id > 0x7FF ? 8 : 3),
|
||
dlc: dlc, dataHex: dataHex,
|
||
resultText: buildSendResponseText(result),
|
||
resultShort: buildSendResponseShort(result)
|
||
}));
|
||
showToast(result.status === 'ok' ? '原始帧发送成功' : '发送失败', result.status === 'ok' ? 'success' : 'error');
|
||
} catch (err) {
|
||
if (el.manualResp) {
|
||
el.manualResp.style.display = 'block';
|
||
el.manualResp.className = 'can-response err';
|
||
el.manualRespText.textContent = err.message;
|
||
}
|
||
addHistoryEntry(makeHistoryEntry({
|
||
mode: 'RAW', ok: false, channel: channel,
|
||
idHex: '0x' + padHex(id, id > 0x7FF ? 8 : 3),
|
||
dlc: dlc, dataHex: dataHex,
|
||
resultText: err.message
|
||
}));
|
||
showToast('发送失败: ' + err.message, 'error');
|
||
}
|
||
}
|
||
|
||
/** @description 重置手动帧输入区为默认值。 */
|
||
export function resetManualFields() {
|
||
el.manualChannel.value = el.defaultChannel.value;
|
||
el.manualId.value = '0x18DA00F1';
|
||
el.manualDlc.value = '8';
|
||
el.manualData.value = '0102030405060708';
|
||
if (el.manualResp) el.manualResp.style.display = 'none';
|
||
refreshManualHint();
|
||
}
|
||
|
||
/** @description 将当前选中报文的编码预览载入到手动帧输入区。 */
|
||
export function loadPreviewToManual() {
|
||
var msg = getSelectedMessage();
|
||
if (!msg || !state.generatedData.length) {
|
||
showToast('当前没有可载入的预览帧', 'warning');
|
||
return;
|
||
}
|
||
el.manualChannel.value = el.defaultChannel.value;
|
||
el.manualId.value = '0x' + padHex(msg.id, msg.isExtended ? 8 : 3);
|
||
el.manualDlc.value = String(msg.dlc);
|
||
el.manualData.value = bytesToHex(state.generatedData);
|
||
refreshManualHint();
|
||
showToast('已载入到原始发送区', 'success');
|
||
}
|