Files
ESP32_COMM/tools/can.js
T
小龙虾 c0ca4e2a9f feat(can): 优化CAN反馈任务错误日志记录机制
- 添加s_lastLoggedError数组跟踪各通道最后记录的错误计数
- 实现错误计数变化时才触发告警,避免重复打印
- 扩展错误日志信息,包含TEC、REC和总线状态详细信息
- 修复P0/P1页面携带相同统计数据时的重复打印问题

perf(ota): 移除冗余的OTA协调器状态检查方法

- 删除isGd32BusyState、isEsp32BusyState等未使用的状态判断方法
- 移除esp32FinalizeErrCategory错误分类函数
- 清理相关的头文件声明,减少代码冗余

refactor(relay): 移除未使用的中继状态获取方法

- 删除getRelaySeq、getRelayTotalPackets状态查询接口
- 移除getGd32Version版本获取方法
- 清理StateLockGuard中的isLocked方法
2026-07-11 17:51:42 +08:00

1487 lines
56 KiB
JavaScript
Raw Blame History

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(function () {
'use strict';
var state = {
dbcFile: null,
dbcText: '',
dbc: null,
filteredMessages: [],
selectedMessageKey: '',
signalValues: {},
checkedKeys: {},
expandedKeys: {},
transmitterFilter: Object.create(null),
transmitterFilterEmpty: true,
generatedData: new Uint8Array(0),
history: [],
latestStatus: null,
batchInFlight: false
};
var el = {};
function cacheElements() {
[
'toolIp', 'defaultChannel', 'manualChannel', 'manualId', 'manualDlc', 'manualData',
'testConnBtn', 'connIndicator', 'connIndicatorTxt', 'connectionNote',
'dbcDropZone', 'dbcFileInput', 'dbcFileInfo', 'dbcFileName', 'dbcMessageCount',
'dbcSignalCount', 'dbcNodeCount', 'dbcFileSize', 'dbcSearch', 'dbcHint', 'clearDbcBtn',
'messageList', 'sendSelectedBtn', 'generatedHex', 'generatedBytes', 'encodeHint',
'dbcResp', 'dbcRespText', 'loadPreviewToRawBtn', 'manualHint', 'sendManualBtn',
'resetManualBtn', 'manualResp', 'manualRespText', 'historyList', 'toast', 'toastIco',
'toastMsg', 'canConnPill', 'canConnTxt', 'canVersionPill', 'canChannelPill',
'dbcSummaryPill', 'messageSummaryPill',
'selectedCountPill', 'selectAllBox', 'expandAllBtn', 'collapseAllBtn', 'sendCheckedBtn',
'nodeFilterWrap', 'nodeFilterBtn', 'nodeFilterLabel', 'nodeFilterPanel', 'nodeFilterSearch',
'nodeFilterAllBtn', 'nodeFilterNoneBtn', 'nodeFilterList'
].forEach(function (id) {
el[id] = document.getElementById(id);
});
}
function showToast(message, type) {
type = type || 'success';
if (!el.toast) return;
el.toast.className = 'toast ' + (type === 'success' ? 'ok' : type === 'error' ? 'err' : 'warn') + ' show';
el.toastIco.textContent = type === 'success' ? '\u2713' : type === 'error' ? '\u2715' : '\u26A0';
el.toastMsg.textContent = message;
clearTimeout(showToast._timer);
showToast._timer = setTimeout(function () {
el.toast.classList.remove('show');
}, 3000);
}
function formatBytes(bytes) {
if (!Number.isFinite(bytes) || bytes < 0) return '--';
if (bytes < 1024) return bytes + ' B';
if (bytes < 1024 * 1024) return (bytes / 1024).toFixed(bytes < 10 * 1024 ? 1 : 0) + ' KB';
return (bytes / (1024 * 1024)).toFixed(1) + ' MB';
}
function formatTime(date) {
var d = date instanceof Date ? date : new Date();
var hh = String(d.getHours()).padStart(2, '0');
var mm = String(d.getMinutes()).padStart(2, '0');
var ss = String(d.getSeconds()).padStart(2, '0');
return hh + ':' + mm + ':' + ss;
}
function sanitizeHtml(text) {
return String(text == null ? '' : text)
.replace(/&/g, '&amp;')
.replace(/</g, '&lt;')
.replace(/>/g, '&gt;')
.replace(/"/g, '&quot;')
.replace(/'/g, '&#39;');
}
function getBaseUrl() {
var ip = (el.toolIp && el.toolIp.value ? el.toolIp.value.trim() : '') || '192.168.31.127';
return 'http://' + ip;
}
function parseNumericId(input) {
var raw = String(input == null ? '' : input).trim();
if (!raw) return NaN;
if (/^0x/i.test(raw)) return parseInt(raw, 16);
if (/^[0-9]+$/.test(raw)) return parseInt(raw, 10);
if (/^[0-9a-fA-F]+h$/i.test(raw)) return parseInt(raw.slice(0, -1), 16);
if (/^[0-9a-fA-F]+$/.test(raw)) return parseInt(raw, 16);
return NaN;
}
function padHex(value, width) {
return value.toString(16).toUpperCase().padStart(width, '0');
}
function bytesToHex(bytes) {
if (!bytes || !bytes.length) return '';
var parts = [];
for (var i = 0; i < bytes.length; i++) {
parts.push(padHex(bytes[i], 2));
}
return parts.join('');
}
function setConnectionState(connected, text, buildVersion, buildTime) {
if (el.canConnPill) {
el.canConnPill.className = 'pill ' + (connected ? 'online' : 'offline');
}
if (el.canConnTxt) el.canConnTxt.textContent = text;
if (el.connIndicator) {
el.connIndicator.className = 'conn-indicator ' + (connected ? 'ok' : 'err');
}
if (el.connIndicatorTxt) el.connIndicatorTxt.textContent = text;
if (el.canVersionPill) {
el.canVersionPill.textContent = buildVersion ? ('v' + buildVersion) : 'v--';
el.canVersionPill.dataset.tooltip = buildTime ? ('编译: ' + buildTime) : '';
}
}
async function testConnection() {
var baseUrl = getBaseUrl();
if (el.connectionNote) {
el.connectionNote.className = 'helper-note';
el.connectionNote.innerHTML = '正在请求 <code>/system/status</code> 检查设备状态...';
}
try {
var resp = await fetch(baseUrl + '/system/status', { signal: AbortSignal.timeout(3000) });
if (!resp.ok) {
setConnectionState(false, 'HTTP ' + resp.status, '', '');
if (el.connectionNote) {
el.connectionNote.className = 'helper-note err';
el.connectionNote.innerHTML = '状态接口返回 HTTP <b>' + resp.status + '</b>,请确认设备地址和 HTTP 服务。';
}
showToast('设备响应异常: HTTP ' + resp.status, 'error');
return;
}
var data = await resp.json();
state.latestStatus = data;
var wifi = data.wifi || {};
var connected = !!wifi.connected;
var mode = wifi.mode || 'STA';
var text = connected ? (mode + ' 已连接') : (mode + ' 未连接');
setConnectionState(connected, text, data.version, data.build_time);
if (el.connectionNote) {
el.connectionNote.className = 'helper-note ' + (connected ? 'ok' : 'warn');
el.connectionNote.innerHTML =
'IP: <code>' + sanitizeHtml(wifi.ip || '--') + '</code>,RSSI: <b>' +
sanitizeHtml(wifi.rssi !== undefined && wifi.rssi !== -127 ? (wifi.rssi + ' dBm') : '--') +
'</b>,运行: <b>' + sanitizeHtml(formatUptime(data.uptime_sec)) + '</b>';
}
showToast(connected ? 'ESP32 当前在线' : '设备已响应,但 WiFi 未连接', connected ? 'success' : 'warning');
} catch (err) {
setConnectionState(false, '连接失败', '', '');
if (el.connectionNote) {
el.connectionNote.className = 'helper-note err';
el.connectionNote.innerHTML = '无法访问 <code>/system/status</code>:' + sanitizeHtml(err.message);
}
showToast('连接失败: ' + err.message, 'error');
}
}
function formatUptime(sec) {
if (!Number.isFinite(sec) || sec < 0) return '--';
var s = Math.floor(sec);
var days = Math.floor(s / 86400);
s %= 86400;
var hours = Math.floor(s / 3600);
s %= 3600;
var mins = Math.floor(s / 60);
s %= 60;
if (days > 0) return days + 'd ' + hours + 'h';
if (hours > 0) return hours + 'h ' + mins + 'm';
if (mins > 0) return mins + 'm ' + s + 's';
return s + 's';
}
function normalizeWhitespace(text) {
return String(text || '').replace(/\r/g, '').trim();
}
function parseDbc(text) {
var lines = String(text || '').replace(/\r/g, '').split('\n');
var messages = [];
var messageMap = {};
var comments = { messages: {}, signals: {} };
var valueTables = {};
var nodeNames = [];
var current = null;
for (var i = 0; i < lines.length; i++) {
var line = lines[i].trim();
if (!line) continue;
var nodeMatch = line.match(/^BU_\s*:\s*(.*)$/);
if (nodeMatch) {
nodeNames = nodeMatch[1].trim() ? nodeMatch[1].trim().split(/\s+/) : [];
continue;
}
var messageMatch = line.match(/^BO_\s+(\d+)\s+([A-Za-z0-9_]+)\s*:\s*(\d+)\s+(.+)$/);
if (messageMatch) {
current = {
idRaw: parseInt(messageMatch[1], 10),
name: messageMatch[2],
dlc: parseInt(messageMatch[3], 10),
transmitter: messageMatch[4].trim(),
signals: [],
comment: ''
};
current.id = current.idRaw & 0x1FFFFFFF;
current.isExtended = current.idRaw > 0x7FF;
current.key = String(current.idRaw) + ':' + current.name;
messages.push(current);
messageMap[current.idRaw] = current;
continue;
}
var signalMatch = line.match(/^SG_\s+([A-Za-z0-9_]+)(?:\s+((?:M|m-?\d+)))?\s*:\s*(\d+)\|(\d+)@([01])([+-])\s+\(([^\),]+),([^\)]+)\)\s+\[([^\|]*)\|([^\]]*)\]\s+"([^"]*)"\s+(.+)$/);
if (signalMatch && current) {
var muxInfo = parseMultiplexToken(signalMatch[2]);
current.signals.push({
name: signalMatch[1],
startBit: parseInt(signalMatch[3], 10),
length: parseInt(signalMatch[4], 10),
byteOrder: signalMatch[5] === '1' ? 'little' : 'big',
isSigned: signalMatch[6] === '-',
factor: parseFloat(signalMatch[7]),
offset: parseFloat(signalMatch[8]),
min: signalMatch[9].trim() === '' ? null : parseFloat(signalMatch[9]),
max: signalMatch[10].trim() === '' ? null : parseFloat(signalMatch[10]),
unit: signalMatch[11],
receivers: signalMatch[12].split(/\s*,\s*/),
comment: '',
valueType: 'int',
enumMap: {},
multiplexRole: muxInfo.role,
multiplexValue: muxInfo.value
});
continue;
}
var messageCommentMatch = line.match(/^CM_\s+BO_\s+(\d+)\s+"([\s\S]*)";$/);
if (messageCommentMatch) {
comments.messages[messageCommentMatch[1]] = messageCommentMatch[2];
continue;
}
var signalCommentMatch = line.match(/^CM_\s+SG_\s+(\d+)\s+([A-Za-z0-9_]+)\s+"([\s\S]*)";$/);
if (signalCommentMatch) {
comments.signals[signalCommentMatch[1] + ':' + signalCommentMatch[2]] = signalCommentMatch[3];
continue;
}
var valueMatch = line.match(/^VAL_\s+(\d+)\s+([A-Za-z0-9_]+)\s+(.+);$/);
if (valueMatch) {
var table = {};
var pairRe = /(-?\d+)\s+"([^"]*)"/g;
var m;
while ((m = pairRe.exec(valueMatch[3])) !== null) {
table[m[1]] = m[2];
}
valueTables[valueMatch[1] + ':' + valueMatch[2]] = table;
continue;
}
var valTypeMatch = line.match(/^SIG_VALTYPE_\s+(\d+)\s+([A-Za-z0-9_]+)\s*:\s*(\d+)\s*;$/);
if (valTypeMatch) {
var msg = messageMap[valTypeMatch[1]];
if (!msg) continue;
var signal = findSignal(msg, valTypeMatch[2]);
if (signal) {
signal.valueType = valTypeMatch[3] === '1' ? 'float' : valTypeMatch[3] === '2' ? 'double' : 'int';
}
}
}
messages.forEach(function (msg) {
msg.comment = comments.messages[String(msg.idRaw)] || '';
msg.signals.forEach(function (signal) {
signal.comment = comments.signals[String(msg.idRaw) + ':' + signal.name] || '';
signal.enumMap = valueTables[String(msg.idRaw) + ':' + signal.name] || {};
});
});
return {
messages: messages,
nodeNames: nodeNames,
messageMap: messageMap
};
}
function findSignal(message, signalName) {
for (var i = 0; i < message.signals.length; i++) {
if (message.signals[i].name === signalName) return message.signals[i];
}
return null;
}
function parseMultiplexToken(token) {
if (!token) return { role: null, value: null };
if (token === 'M') return { role: 'mux', value: null };
var match = token.match(/^m(-?\d+)$/);
if (match) {
return { role: 'value', value: parseInt(match[1], 10) };
}
return { role: null, value: null };
}
function buildSummary() {
if (!state.dbc) {
if (el.dbcSummaryPill) el.dbcSummaryPill.textContent = '未导入 DBC';
if (el.messageSummaryPill) el.messageSummaryPill.textContent = '0 报文';
return;
}
if (el.dbcSummaryPill) {
el.dbcSummaryPill.textContent = (state.dbc.nodeNames.length || 0) + ' 节点';
}
if (el.messageSummaryPill) {
el.messageSummaryPill.textContent = state.dbc.messages.length + ' 报文';
}
}
function updateDbcFileInfo(file, dbc) {
if (!el.dbcFileInfo) return;
if (!file || !dbc) {
el.dbcFileInfo.classList.remove('show');
el.dbcFileName.textContent = '-';
el.dbcMessageCount.textContent = '0';
el.dbcSignalCount.textContent = '0';
el.dbcNodeCount.textContent = '0';
el.dbcFileSize.textContent = '0 B';
return;
}
var signalCount = dbc.messages.reduce(function (sum, msg) { return sum + msg.signals.length; }, 0);
el.dbcFileInfo.classList.add('show');
el.dbcFileName.textContent = file.name || '-';
el.dbcMessageCount.textContent = String(dbc.messages.length);
el.dbcSignalCount.textContent = String(signalCount);
el.dbcNodeCount.textContent = String(dbc.nodeNames.length);
el.dbcFileSize.textContent = formatBytes(file.size || 0);
}
function filterMessages() {
var keyword = normalizeWhitespace(el.dbcSearch ? el.dbcSearch.value : '').toLowerCase();
var messages = state.dbc ? state.dbc.messages.slice() : [];
if (!state.transmitterFilterEmpty) {
messages = messages.filter(function (msg) {
var tx = msg.transmitter || 'Vector__XXX';
return !!state.transmitterFilter[tx];
});
}
if (keyword) {
messages = messages.filter(function (msg) {
var idHex = '0x' + padHex(msg.id, msg.isExtended ? 8 : 3);
if (msg.name.toLowerCase().indexOf(keyword) >= 0) return true;
if (idHex.toLowerCase().indexOf(keyword) >= 0) return true;
if (String(msg.idRaw).indexOf(keyword) >= 0) return true;
if ((msg.transmitter || '').toLowerCase().indexOf(keyword) >= 0) return true;
for (var i = 0; i < msg.signals.length; i++) {
if (msg.signals[i].name.toLowerCase().indexOf(keyword) >= 0) return true;
}
return false;
});
}
state.filteredMessages = messages;
renderMessageList();
updateNodeFilterLabel();
}
function collectTransmitters() {
var set = Object.create(null);
var list = [];
if (!state.dbc) return list;
state.dbc.messages.forEach(function (msg) {
var tx = msg.transmitter || 'Vector__XXX';
if (!set[tx]) { set[tx] = 1; list.push(tx); }
});
list.sort(function (a, b) { return a.localeCompare(b); });
return list;
}
function renderNodeFilterList() {
if (!el.nodeFilterList) return;
var txs = collectTransmitters();
var kw = (el.nodeFilterSearch && el.nodeFilterSearch.value || '').trim().toLowerCase();
if (kw) txs = txs.filter(function (n) { return n.toLowerCase().indexOf(kw) >= 0; });
if (!txs.length) {
el.nodeFilterList.innerHTML = '<div class="status-empty">无匹配节点</div>';
return;
}
var counts = Object.create(null);
if (state.dbc) {
state.dbc.messages.forEach(function (msg) {
var tx = msg.transmitter || 'Vector__XXX';
counts[tx] = (counts[tx] || 0) + 1;
});
}
el.nodeFilterList.innerHTML = txs.map(function (name) {
var checked = !!state.transmitterFilter[name] ? ' checked' : '';
return '<label class="can-node-filter-item">' +
'<input type="checkbox" data-node="' + sanitizeHtml(name) + '"' + checked + '>' +
'<span class="can-node-filter-name">' + sanitizeHtml(name) + '</span>' +
'<span class="can-node-filter-count">' + (counts[name] || 0) + '</span>' +
'</label>';
}).join('');
var inputs = el.nodeFilterList.querySelectorAll('input[type="checkbox"]');
for (var i = 0; i < inputs.length; i++) {
inputs[i].addEventListener('change', function () {
var name = this.getAttribute('data-node');
if (this.checked) state.transmitterFilter[name] = true;
else delete state.transmitterFilter[name];
recomputeTransmitterFilterEmpty();
filterMessages();
});
}
}
function recomputeTransmitterFilterEmpty() {
var any = false;
for (var k in state.transmitterFilter) {
if (state.transmitterFilter[k]) { any = true; break; }
}
state.transmitterFilterEmpty = !any;
}
function updateNodeFilterLabel() {
if (!el.nodeFilterLabel) return;
if (state.transmitterFilterEmpty) {
el.nodeFilterLabel.textContent = '发送节点:全部';
if (el.nodeFilterBtn) el.nodeFilterBtn.classList.remove('active');
} else {
var picked = Object.keys(state.transmitterFilter).filter(function (k) { return state.transmitterFilter[k]; });
var preview = picked.length === 1 ? picked[0] : ('已选 ' + picked.length + ' 个');
el.nodeFilterLabel.textContent = '发送节点:' + preview;
if (el.nodeFilterBtn) el.nodeFilterBtn.classList.add('active');
}
}
function setNodeFilterPanelOpen(open) {
if (!el.nodeFilterPanel || !el.nodeFilterBtn) return;
if (open) {
renderNodeFilterList();
el.nodeFilterPanel.hidden = false;
el.nodeFilterBtn.setAttribute('aria-expanded', 'true');
} else {
el.nodeFilterPanel.hidden = true;
el.nodeFilterBtn.setAttribute('aria-expanded', 'false');
}
}
function bindNodeFilterEvents() {
if (!el.nodeFilterBtn) return;
el.nodeFilterBtn.addEventListener('click', function (event) {
event.stopPropagation();
setNodeFilterPanelOpen(el.nodeFilterPanel.hidden);
});
document.addEventListener('click', function (event) {
if (!el.nodeFilterWrap || el.nodeFilterPanel.hidden) return;
if (!el.nodeFilterWrap.contains(event.target)) setNodeFilterPanelOpen(false);
});
document.addEventListener('keydown', function (event) {
if (event.key === 'Escape' && el.nodeFilterPanel && !el.nodeFilterPanel.hidden) {
setNodeFilterPanelOpen(false);
}
});
if (el.nodeFilterSearch) {
el.nodeFilterSearch.addEventListener('input', renderNodeFilterList);
}
if (el.nodeFilterAllBtn) el.nodeFilterAllBtn.addEventListener('click', function () {
collectTransmitters().forEach(function (n) { state.transmitterFilter[n] = true; });
recomputeTransmitterFilterEmpty();
renderNodeFilterList();
filterMessages();
});
if (el.nodeFilterNoneBtn) el.nodeFilterNoneBtn.addEventListener('click', function () {
state.transmitterFilter = Object.create(null);
state.transmitterFilterEmpty = true;
renderNodeFilterList();
filterMessages();
});
}
function renderMessageList() {
if (!el.messageList) return;
if (!state.dbc) {
el.messageList.innerHTML = '<div class="status-empty">等待导入 DBC...</div>';
updateBatchUi();
return;
}
if (!state.filteredMessages.length) {
el.messageList.innerHTML = '<div class="status-empty">没有匹配的报文。</div>';
updateBatchUi();
return;
}
var channelTxt = el.defaultChannel ? el.defaultChannel.value : '0';
var rows = state.filteredMessages.map(function (msg, index) {
var active = msg.key === state.selectedMessageKey ? ' active' : '';
var checked = state.checkedKeys[msg.key] ? ' checked' : '';
var expanded = !!state.expandedKeys[msg.key];
var caret = expanded ? '\u25BE' : '\u25B8';
var idHex = '0x' + padHex(msg.id, msg.isExtended ? 8 : 3);
var comment = msg.comment || '';
if (comment.length > 36) comment = comment.slice(0, 36) + '...';
var rowHtml = '' +
'<div class="message-row' + active + '" data-key="' + sanitizeHtml(msg.key) + '" role="button" tabindex="0">' +
'<span class="message-col message-col-check"><input type="checkbox" class="message-check" data-key="' + sanitizeHtml(msg.key) + '"' + checked + '></span>' +
'<span class="message-col message-col-toggle"><button type="button" class="message-toggle' + (expanded ? ' expanded' : '') + '" data-key="' + sanitizeHtml(msg.key) + '" aria-label="展开/收起信号">' + caret + '</button></span>' +
'<span class="message-col message-col-index">' + (index + 1) + '</span>' +
'<span class="message-col message-col-name" title="' + sanitizeHtml(msg.name) + '">' + sanitizeHtml(msg.name) + '</span>' +
'<span class="message-col message-col-id">' + sanitizeHtml(idHex) + '</span>' +
'<span class="message-col message-col-channel">CH' + sanitizeHtml(channelTxt) + '</span>' +
'<span class="message-col message-col-type">' + sanitizeHtml(msg.isExtended ? '扩展' : '标准') + '</span>' +
'<span class="message-col message-col-dlc">' + sanitizeHtml(msg.dlc) + '</span>' +
'<span class="message-col message-col-signal">' + sanitizeHtml(msg.signals.length) + '</span>' +
'<span class="message-col message-col-node" title="' + sanitizeHtml(msg.transmitter || 'Vector__XXX') + '">' + sanitizeHtml(msg.transmitter || 'Vector__XXX') + '</span>' +
'<span class="message-col message-col-comment" title="' + sanitizeHtml(msg.comment || '') + '">' + sanitizeHtml(comment || '-') + '</span>' +
'</div>';
var expandHtml = '<div class="message-row-expand" data-key="' + sanitizeHtml(msg.key) + '"' + (expanded ? '' : ' hidden') + '>' +
'<div class="signal-table-host"></div>' +
'</div>';
return rowHtml + expandHtml;
}).join('');
el.messageList.innerHTML =
'<div class="message-table">' +
'<div class="message-table-head">' +
'<span class="message-col message-col-check"></span>' +
'<span class="message-col message-col-toggle"></span>' +
'<span class="message-col message-col-index">#</span>' +
'<span class="message-col message-col-name">报文名称</span>' +
'<span class="message-col message-col-id">标识符</span>' +
'<span class="message-col message-col-channel">通道</span>' +
'<span class="message-col message-col-type">类型</span>' +
'<span class="message-col message-col-dlc">DLC</span>' +
'<span class="message-col message-col-signal">信号</span>' +
'<span class="message-col message-col-node">发送节点</span>' +
'<span class="message-col message-col-comment">注释</span>' +
'</div>' +
'<div class="message-table-body">' + rows + '</div>' +
'</div>';
var rowEls = el.messageList.querySelectorAll('.message-row');
for (var i = 0; i < rowEls.length; i++) {
rowEls[i].addEventListener('click', handleMessageRowClick);
rowEls[i].addEventListener('keydown', function (event) {
if (event.key === 'Enter' || event.key === ' ') {
event.preventDefault();
selectMessage(this.getAttribute('data-key'));
}
});
}
var checks = el.messageList.querySelectorAll('.message-check');
for (var j = 0; j < checks.length; j++) {
checks[j].addEventListener('click', function (event) { event.stopPropagation(); });
checks[j].addEventListener('change', function () {
var k = this.getAttribute('data-key');
if (this.checked) state.checkedKeys[k] = true;
else delete state.checkedKeys[k];
updateBatchUi();
});
}
var toggles = el.messageList.querySelectorAll('.message-toggle');
for (var t = 0; t < toggles.length; t++) {
toggles[t].addEventListener('click', function (event) {
event.stopPropagation();
toggleMessageExpand(this.getAttribute('data-key'));
});
}
state.filteredMessages.forEach(function (msg) {
if (state.expandedKeys[msg.key]) {
var host = el.messageList.querySelector('.message-row-expand[data-key="' + cssEscape(msg.key) + '"] .signal-table-host');
if (host) renderInlineSignalGrid(msg, host);
}
});
updateBatchUi();
}
function handleMessageRowClick(event) {
if (event.target.closest('.message-check') || event.target.closest('.message-toggle')) return;
var key = this.getAttribute('data-key');
selectMessage(key);
}
function toggleMessageExpand(key) {
if (!state.dbc) return;
var msg = null;
for (var i = 0; i < state.dbc.messages.length; i++) {
if (state.dbc.messages[i].key === key) { msg = state.dbc.messages[i]; break; }
}
if (!msg) return;
var willExpand = !state.expandedKeys[key];
if (willExpand) {
state.expandedKeys[key] = true;
ensureMessageDefaults(msg);
} else {
delete state.expandedKeys[key];
}
var panel = el.messageList.querySelector('.message-row-expand[data-key="' + cssEscape(key) + '"]');
var toggle = el.messageList.querySelector('.message-toggle[data-key="' + cssEscape(key) + '"]');
if (panel) {
if (willExpand) {
panel.hidden = false;
var host = panel.querySelector('.signal-table-host');
if (host) renderInlineSignalGrid(msg, host);
} else {
panel.hidden = true;
}
}
if (toggle) {
toggle.classList.toggle('expanded', willExpand);
toggle.textContent = willExpand ? '\u25BE' : '\u25B8';
}
}
function renderInlineSignalGrid(message, host) {
if (!host) return;
ensureMessageDefaults(message);
var activeSignals = getActiveSignals(message);
if (!activeSignals.length) {
host.innerHTML = '<div class="status-empty">当前报文没有信号定义。</div>';
return;
}
var rows = activeSignals.map(function (signal, index) {
return renderSignalRow(message, signal, index);
}).join('');
host.innerHTML =
'<div class="signal-table signal-table-inline">' +
'<div class="signal-table-head">' +
'<span class="signal-cell signal-cell-index">#</span>' +
'<span class="signal-cell signal-cell-name">信号名称</span>' +
'<span class="signal-cell signal-cell-value">输入值</span>' +
'<span class="signal-cell signal-cell-range">范围 / 枚举</span>' +
'<span class="signal-cell signal-cell-meta">位定义</span>' +
'<span class="signal-cell signal-cell-comment">注释</span>' +
'</div>' +
'<div class="signal-table-body">' + rows + '</div>' +
'</div>';
bindSignalInputs(host, message);
}
function updateBatchUi() {
var keys = Object.keys(state.checkedKeys);
var count = keys.length;
if (el.selectedCountPill) el.selectedCountPill.textContent = '已勾选 ' + count;
if (el.sendCheckedBtn) {
el.sendCheckedBtn.disabled = count === 0 || state.batchInFlight;
el.sendCheckedBtn.textContent = state.batchInFlight ? '发送中...' : ('批量发送勾选 (' + count + ')');
}
if (el.selectAllBox) {
var visible = state.filteredMessages || [];
var allChecked = visible.length > 0 && visible.every(function (m) { return !!state.checkedKeys[m.key]; });
var someChecked = visible.some(function (m) { return !!state.checkedKeys[m.key]; });
el.selectAllBox.checked = allChecked;
el.selectAllBox.indeterminate = !allChecked && someChecked;
}
}
function selectMessage(key) {
if (!state.dbc) return;
var msg = null;
for (var i = 0; i < state.dbc.messages.length; i++) {
if (state.dbc.messages[i].key === key) {
msg = state.dbc.messages[i];
break;
}
}
if (!msg) return;
state.selectedMessageKey = key;
ensureMessageDefaults(msg);
renderMessageList();
renderSelectedMessage();
updateEncodedPreview();
}
function ensureMessageDefaults(message) {
if (!message) return null;
var bag = state.signalValues[message.key];
if (!bag) {
bag = {};
state.signalValues[message.key] = bag;
}
for (var i = 0; i < message.signals.length; i++) {
var sig = message.signals[i];
if (bag[sig.name] == null || bag[sig.name] === '') {
bag[sig.name] = getDefaultSignalValue(sig);
}
}
return bag;
}
function getSignalValueMap(message) {
if (!message) return {};
return state.signalValues[message.key] || ensureMessageDefaults(message);
}
function setSignalValue(message, signalName, value) {
if (!message) return;
var bag = state.signalValues[message.key];
if (!bag) {
bag = {};
state.signalValues[message.key] = bag;
}
bag[signalName] = value;
}
function getDefaultSignalValue(signal) {
var enumKeys = Object.keys(signal.enumMap || {});
if (enumKeys.length) return enumKeys[0];
if (Number.isFinite(signal.min)) return String(signal.min);
if (signal.factor === 0) return '0';
return '0';
}
function getSelectedMessage() {
if (!state.dbc || !state.selectedMessageKey) return null;
for (var i = 0; i < state.dbc.messages.length; i++) {
if (state.dbc.messages[i].key === state.selectedMessageKey) return state.dbc.messages[i];
}
return null;
}
function getMultiplexerSignal(message) {
if (!message) return null;
for (var i = 0; i < message.signals.length; i++) {
if (message.signals[i].multiplexRole === 'mux') return message.signals[i];
}
return null;
}
function getActiveSignals(message) {
if (!message) return [];
var muxSignal = getMultiplexerSignal(message);
if (!muxSignal) return message.signals.slice();
var bag = getSignalValueMap(message);
var currentValue = Number(bag[muxSignal.name]);
return message.signals.filter(function (signal) {
if (!signal.multiplexRole || signal.multiplexRole === 'mux') return true;
return signal.multiplexRole === 'value' && Number.isFinite(currentValue) && signal.multiplexValue === currentValue;
});
}
/**
* @description 旧版“顶部独立信号编辑面板”的兼容 shim。
* 该面板已移除,信号编辑现在通过报文行展开完成;
* 仍被 selectMessage、handleDbcFile、clearDbc、handleSignalInputEvent 调用,
* 保留空函数以避免修改所有调用方。
*/
function renderSelectedMessage() {}
function renderSignalRow(message, signal, index) {
var bag = getSignalValueMap(message);
var enumKeys = Object.keys(signal.enumMap || {});
var bitRange = signal.startBit + '|' + signal.length + ' @' + (signal.byteOrder === 'little' ? 'Intel' : 'Motorola');
var rangeText = '';
if (Number.isFinite(signal.min) || Number.isFinite(signal.max)) {
rangeText = (Number.isFinite(signal.min) ? signal.min : '-') + ' ~ ' + (Number.isFinite(signal.max) ? signal.max : '-');
} else {
rangeText = '未声明';
}
var typeText = (signal.valueType || 'int').toUpperCase() + ' / ' + (signal.isSigned ? 'signed' : 'unsigned');
var factorText = 'factor ' + signal.factor + ' / offset ' + signal.offset + (signal.unit ? (' / ' + signal.unit) : '');
var comment = signal.comment || '-';
if (comment.length > 48) comment = comment.slice(0, 48) + '...';
var inputHtml = '';
if (enumKeys.length) {
inputHtml = '<select class="input signal-input signal-input-compact" data-msg="' + sanitizeHtml(message.key) + '" data-signal="' + sanitizeHtml(signal.name) + '">' +
enumKeys.map(function (key) {
var label = signal.enumMap[key];
var selected = String(bag[signal.name]) === String(key) ? ' selected' : '';
return '<option value="' + sanitizeHtml(key) + '"' + selected + '>' +
sanitizeHtml(key + ' - ' + label) + '</option>';
}).join('') + '</select>';
} else {
inputHtml = '<input class="input signal-input signal-input-compact" type="number" step="any" data-msg="' + sanitizeHtml(message.key) + '" data-signal="' + sanitizeHtml(signal.name) +
'" value="' + sanitizeHtml(bag[signal.name]) + '">';
}
return '' +
'<div class="signal-row">' +
'<span class="signal-cell signal-cell-index">' + (index + 1) + '</span>' +
'<span class="signal-cell signal-cell-name">' +
'<b>' + sanitizeHtml(signal.name) + '</b>' +
'<small>' + sanitizeHtml((signal.receivers || []).join(', ') || '-') + '</small>' +
'</span>' +
'<span class="signal-cell signal-cell-value">' + inputHtml + '</span>' +
'<span class="signal-cell signal-cell-range">' +
'<b>' + sanitizeHtml(rangeText) + '</b>' +
(enumKeys.length ? '<small>' + sanitizeHtml(enumKeys.slice(0, 3).map(function (key) { return key + ':' + signal.enumMap[key]; }).join(' / ')) + (enumKeys.length > 3 ? ' ...' : '') + '</small>' : '<small>' + sanitizeHtml(factorText) + '</small>') +
'</span>' +
'<span class="signal-cell signal-cell-meta">' +
'<b>' + sanitizeHtml(bitRange) + '</b>' +
'<small>' + sanitizeHtml(typeText) + '</small>' +
'</span>' +
'<span class="signal-cell signal-cell-comment" title="' + sanitizeHtml(signal.comment || '') + '">' + sanitizeHtml(comment) + '</span>' +
'</div>';
}
function handleSignalInputEvent(evt) {
var input = evt.currentTarget;
var key = input.getAttribute('data-msg');
var name = input.getAttribute('data-signal');
if (!key || !name || !state.dbc) return;
var message = null;
for (var i = 0; i < state.dbc.messages.length; i++) {
if (state.dbc.messages[i].key === key) { message = state.dbc.messages[i]; break; }
}
if (!message) return;
setSignalValue(message, name, input.value);
var signal = findSignal(message, name);
if (signal && signal.multiplexRole === 'mux') {
if (key === state.selectedMessageKey) renderSelectedMessage();
var inlineGrid = document.querySelector('.message-row-expand[data-key="' + cssEscape(key) + '"] .signal-table-host');
if (inlineGrid) renderInlineSignalGrid(message, inlineGrid);
}
if (key === state.selectedMessageKey) updateEncodedPreview();
}
function cssEscape(value) {
if (window.CSS && CSS.escape) return CSS.escape(value);
return String(value).replace(/[^a-zA-Z0-9_-]/g, function (ch) { return '\\\\' + ch; });
}
function bindSignalInputs(container, message) {
if (!container) return;
var inputs = container.querySelectorAll('.signal-input');
for (var i = 0; i < inputs.length; i++) {
inputs[i].addEventListener('input', handleSignalInputEvent);
inputs[i].addEventListener('change', handleSignalInputEvent);
}
if (message && message.signals.length && message.key === state.selectedMessageKey) {
updateEncodedPreview();
}
}
function updateEncodedPreview() {
var message = getSelectedMessage();
if (!message) {
state.generatedData = new Uint8Array(0);
if (el.generatedHex) el.generatedHex.textContent = '--';
if (el.generatedBytes) el.generatedBytes.innerHTML = '';
return;
}
try {
state.generatedData = encodeMessageData(message, getSignalValueMap(message));
var hex = bytesToHex(state.generatedData);
el.generatedHex.textContent = hex || '--';
el.generatedBytes.innerHTML = renderByteStrip(state.generatedData);
var hint = 'DLC <b>' + message.dlc + '</b>,当前编码 <b>' + state.generatedData.length +
'</b> 字节,发送通道 <b>CH' + (el.defaultChannel ? el.defaultChannel.value : '0') + '</b>。';
if (el.encodeHint) {
el.encodeHint.className = 'helper-note ok';
el.encodeHint.innerHTML = hint;
}
} catch (err) {
state.generatedData = new Uint8Array(0);
el.generatedHex.textContent = '--';
el.generatedBytes.innerHTML = '';
if (el.encodeHint) {
el.encodeHint.className = 'helper-note err';
el.encodeHint.innerHTML = '编码失败:' + sanitizeHtml(err.message);
}
}
}
function renderByteStrip(bytes) {
if (!bytes || !bytes.length) return '<div class="status-empty">无数据</div>';
var html = [];
for (var i = 0; i < bytes.length; i++) {
html.push('<span class="byte-pill"><b>B' + i + '</b><span>' + padHex(bytes[i], 2) + '</span></span>');
}
return html.join('');
}
function encodeMessageData(message, signalValues) {
var bytes = new Uint8Array(message.dlc);
var activeSignals = getActiveSignals(message);
for (var i = 0; i < activeSignals.length; i++) {
var signal = activeSignals[i];
var parsed = parseSignalInput(signal, signalValues[signal.name]);
if (signal.valueType === 'float' || signal.valueType === 'double') {
writeFloatSignal(bytes, signal, parsed.numeric);
} else {
writeIntegerSignal(bytes, signal, parsed);
}
}
return bytes;
}
function parseSignalInput(signal, inputValue) {
var value = inputValue;
if (value === '' || value == null) value = getDefaultSignalValue(signal);
var num = Number(value);
if (!Number.isFinite(num)) throw new Error(signal.name + ' 不是合法数字');
if (Number.isFinite(signal.min) && num < signal.min) {
throw new Error(signal.name + ' 低于最小值 ' + signal.min);
}
if (Number.isFinite(signal.max) && num > signal.max) {
throw new Error(signal.name + ' 高于最大值 ' + signal.max);
}
return {
numeric: num,
text: String(value).trim()
};
}
function isIntegerLike(value) {
return /^-?\d+$/.test(String(value == null ? '' : value).trim());
}
function physicalToRawBigInt(signal, parsedValue) {
if ((signal.factor === 1 || signal.factor === 1.0) &&
(signal.offset === 0 || signal.offset === 0.0) &&
isIntegerLike(parsedValue.text)) {
return BigInt(parsedValue.text);
}
var rawNumber = signal.factor === 0
? Math.round(signal.offset ? (parsedValue.numeric - signal.offset) : parsedValue.numeric)
: Math.round((parsedValue.numeric - signal.offset) / signal.factor);
if (!Number.isFinite(rawNumber)) {
throw new Error(signal.name + ' 原始值计算失败');
}
return BigInt(rawNumber);
}
function bigPow2(bits) {
return 1n << BigInt(bits);
}
function maxUnsignedValue(bits) {
return bigPow2(bits) - 1n;
}
function minSignedValue(bits) {
return -(1n << BigInt(bits - 1));
}
function maxSignedValue(bits) {
return (1n << BigInt(bits - 1)) - 1n;
}
function writeIntegerSignal(bytes, signal, parsedValue) {
var raw = physicalToRawBigInt(signal, parsedValue);
if (signal.length <= 0 || signal.length > 64) {
throw new Error(signal.name + ' 位宽超出当前页面支持范围');
}
if (signal.isSigned) {
var min = minSignedValue(signal.length);
var max = maxSignedValue(signal.length);
if (raw < min || raw > max) {
throw new Error(signal.name + ' 原始值超出带符号范围');
}
} else {
var maxUnsigned = maxUnsignedValue(signal.length);
if (raw < 0 || raw > maxUnsigned) {
throw new Error(signal.name + ' 原始值超出无符号范围');
}
}
var unsignedRaw = raw < 0 ? bigPow2(signal.length) + raw : raw;
if (signal.byteOrder === 'little') {
for (var i = 0; i < signal.length; i++) {
var bitVal = Number((unsignedRaw >> BigInt(i)) & 1n);
var bitIndex = signal.startBit + i;
setBitByIndex(bytes, bitIndex, bitVal);
}
return;
}
var positions = buildMotorolaBitPositions(signal.startBit, signal.length);
for (var j = 0; j < positions.length; j++) {
var shift = signal.length - 1 - j;
var motorolaBit = Number((unsignedRaw >> BigInt(shift)) & 1n);
setBitByIndex(bytes, positions[j], motorolaBit);
}
}
function writeFloatSignal(bytes, signal, physicalValue) {
if (signal.length !== 32 && signal.length !== 64) {
throw new Error(signal.name + ' 浮点信号长度需为 32 或 64 位');
}
if (signal.byteOrder !== 'little') {
throw new Error(signal.name + ' 浮点信号当前仅支持 Intel 小端');
}
if (signal.startBit % 8 !== 0) {
throw new Error(signal.name + ' 浮点信号起始位必须按字节对齐');
}
var buffer = new ArrayBuffer(signal.length / 8);
var view = new DataView(buffer);
if (signal.length === 32) view.setFloat32(0, physicalValue, true);
else view.setFloat64(0, physicalValue, true);
var rawBytes = new Uint8Array(buffer);
for (var i = 0; i < rawBytes.length; i++) {
bytes[(signal.startBit / 8) + i] = rawBytes[i];
}
}
function buildMotorolaBitPositions(startBit, length) {
var positions = [];
var bit = startBit;
for (var i = 0; i < length; i++) {
positions.push(bit);
if (bit % 8 === 0) bit += 15;
else bit -= 1;
}
return positions;
}
function setBitByIndex(bytes, bitIndex, bitValue) {
var byteIndex = Math.floor(bitIndex / 8);
var bitInByte = bitIndex % 8;
if (byteIndex < 0 || byteIndex >= bytes.length) {
throw new Error('信号写入越界,bit=' + bitIndex);
}
if (bitValue) bytes[byteIndex] |= (1 << bitInByte);
else bytes[byteIndex] &= ~(1 << bitInByte);
}
async function sendCanRequest(payload) {
var resp = await fetch(getBaseUrl() + '/can/send', {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify(payload),
signal: AbortSignal.timeout(5000)
});
var text = await resp.text();
var json = {};
try {
json = text ? JSON.parse(text) : {};
} catch (err) {
throw new Error('响应不是合法 JSON: ' + text);
}
if (!resp.ok) {
throw new Error('HTTP ' + resp.status + ': ' + (json.message || text || '请求失败'));
}
return json;
}
function updateResponseBox(box, textEl, result, mode) {
if (!box || !textEl) return;
box.style.display = 'block';
box.className = 'can-response' + (result.status === 'ok' ? ' ok' : ' err');
textEl.textContent = buildSendResponseText(result);
if (mode === 'manual') {
el.manualHint.className = 'helper-note ' + (result.status === 'ok' ? 'ok' : 'err');
el.manualHint.innerHTML = result.status === 'ok'
? '原始帧已发送到设备,若有响应则显示在下方。'
: '设备返回错误码 <b>' + sanitizeHtml(result.code) + '</b>。';
}
}
function addHistoryEntry(entry) {
state.history.unshift(entry);
if (state.history.length > 20) state.history.length = 20;
renderHistory();
}
function renderHistory() {
if (!el.historyList) return;
if (!state.history.length) {
el.historyList.innerHTML = '<div class="status-empty">尚未发送任何 CAN 帧。</div>';
return;
}
el.historyList.innerHTML = state.history.map(function (item) {
return '' +
'<div class="history-item">' +
'<div class="history-item-top">' +
'<span class="history-item-tag ' + (item.ok ? 'ok' : 'err') + '">' + sanitizeHtml(item.mode) + '</span>' +
'<span class="history-item-time">' + sanitizeHtml(item.time) + '</span>' +
'</div>' +
'<div class="history-item-main">' +
'<b>CH' + sanitizeHtml(item.channel) + '</b> · ' +
sanitizeHtml(item.idHex) + ' · DLC ' + sanitizeHtml(item.dlc) +
'</div>' +
'<div class="history-item-hex">' + sanitizeHtml(item.dataHex || '--') + '</div>' +
'<div class="history-item-foot">' + sanitizeHtml(item.resultText) + '</div>' +
'</div>';
}).join('');
}
async function sendCheckedMessages() {
if (!state.dbc) { showToast('请先导入 DBC', 'warning'); return; }
var keys = Object.keys(state.checkedKeys);
if (!keys.length) { showToast('请先勾选要发送的报文', 'warning'); return; }
if (state.batchInFlight) return;
state.batchInFlight = true;
updateBatchUi();
var channel = parseInt(el.defaultChannel.value, 10) || 0;
var ok = 0, fail = 0;
for (var i = 0; i < keys.length; i++) {
var key = keys[i];
var msg = null;
for (var m = 0; m < state.dbc.messages.length; m++) {
if (state.dbc.messages[m].key === key) { msg = state.dbc.messages[m]; break; }
}
if (!msg) continue;
ensureMessageDefaults(msg);
var idHex = '0x' + padHex(msg.id, msg.isExtended ? 8 : 3);
var dataBytes;
try {
dataBytes = encodeMessageData(msg, getSignalValueMap(msg));
} catch (err) {
fail++;
addHistoryEntry({
time: formatTime(new Date()),
mode: 'BATCH',
ok: false,
channel: channel,
idHex: idHex,
dlc: msg.dlc,
dataHex: '',
resultText: '编码失败: ' + err.message
});
continue;
}
var dataHex = bytesToHex(dataBytes);
try {
var result = await sendCanRequest({
ch: channel,
id: msg.id,
dlc: msg.dlc,
data: dataHex
});
if (result.status === 'ok') ok++; else fail++;
addHistoryEntry({
time: formatTime(new Date()),
mode: 'BATCH',
ok: result.status === 'ok',
channel: channel,
idHex: idHex,
dlc: msg.dlc,
dataHex: dataHex,
resultText: msg.name + ' · ' + buildSendResponseText(result)
});
} catch (err) {
fail++;
addHistoryEntry({
time: formatTime(new Date()),
mode: 'BATCH',
ok: false,
channel: channel,
idHex: idHex,
dlc: msg.dlc,
dataHex: dataHex,
resultText: msg.name + ' · ' + err.message
});
}
}
state.batchInFlight = false;
updateBatchUi();
var tone = fail === 0 ? 'success' : (ok === 0 ? 'error' : 'warning');
showToast('批量发送完成:成功 ' + ok + ',失败 ' + fail, tone);
}
async function sendSelectedMessage() {
var msg = getSelectedMessage();
if (!msg) {
showToast('请先选择一条报文', 'warning');
return;
}
updateEncodedPreview();
if (!state.generatedData.length && msg.dlc > 0) {
showToast('当前报文还没有可发送的数据', 'error');
return;
}
var channel = parseInt(el.defaultChannel.value, 10) || 0;
var payload = {
ch: channel,
id: msg.id,
dlc: msg.dlc,
data: bytesToHex(state.generatedData)
};
try {
var result = await sendCanRequest(payload);
updateResponseBox(el.dbcResp, el.dbcRespText, result, 'dbc');
addHistoryEntry({
time: formatTime(new Date()),
mode: 'DBC',
ok: result.status === 'ok',
channel: channel,
idHex: '0x' + padHex(msg.id, msg.isExtended ? 8 : 3),
dlc: msg.dlc,
dataHex: bytesToHex(state.generatedData),
resultText: buildSendResponseText(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({
time: formatTime(new Date()),
mode: 'DBC',
ok: false,
channel: channel,
idHex: '0x' + padHex(msg.id, msg.isExtended ? 8 : 3),
dlc: msg.dlc,
dataHex: bytesToHex(state.generatedData),
resultText: err.message
});
showToast('发送失败: ' + err.message, 'error');
}
}
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();
}
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 = sanitizeHtml(err.message);
}
}
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 sendCanRequest({
ch: channel,
id: id,
dlc: dlc,
data: dataHex
});
updateResponseBox(el.manualResp, el.manualRespText, result, 'manual');
addHistoryEntry({
time: formatTime(new Date()),
mode: 'RAW',
ok: result.status === 'ok',
channel: channel,
idHex: '0x' + padHex(id, id > 0x7FF ? 8 : 3),
dlc: dlc,
dataHex: dataHex,
resultText: buildSendResponseText(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({
time: formatTime(new Date()),
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');
}
}
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();
}
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');
}
async function readDbcText(file) {
var buf = await file.arrayBuffer();
var bytes = new Uint8Array(buf);
var stripBom = function (s) {
return (s && s.charCodeAt(0) === 0xFEFF) ? s.slice(1) : s;
};
try {
var strictUtf8 = new TextDecoder('utf-8', { fatal: true });
return stripBom(strictUtf8.decode(bytes));
} catch (e) {
try {
var gb = new TextDecoder('gb18030');
return stripBom(gb.decode(bytes));
} catch (e2) {
return stripBom(new TextDecoder('utf-8').decode(bytes));
}
}
}
async function handleDbcFile(file) {
if (!file) return;
var text = await readDbcText(file);
var dbc = parseDbc(text);
state.dbcFile = file;
state.dbcText = text;
state.dbc = dbc;
state.selectedMessageKey = '';
state.signalValues = {};
state.checkedKeys = {};
state.expandedKeys = {};
state.transmitterFilter = Object.create(null);
state.transmitterFilterEmpty = true;
updateDbcFileInfo(file, dbc);
buildSummary();
filterMessages();
if (dbc.messages.length) selectMessage(dbc.messages[0].key);
else renderSelectedMessage();
if (el.dbcHint) {
el.dbcHint.className = 'helper-note ok';
el.dbcHint.innerHTML = 'DBC 已解析:<b>' + dbc.messages.length + '</b> 条报文,<b>' +
dbc.messages.reduce(function (sum, msg) { return sum + msg.signals.length; }, 0) +
'</b> 个信号。';
}
showToast('DBC 导入成功', 'success');
}
function clearDbc() {
state.dbcFile = null;
state.dbcText = '';
state.dbc = null;
state.filteredMessages = [];
state.selectedMessageKey = '';
state.signalValues = {};
state.checkedKeys = {};
state.expandedKeys = {};
state.transmitterFilter = Object.create(null);
state.transmitterFilterEmpty = true;
state.generatedData = new Uint8Array(0);
if (el.dbcFileInput) el.dbcFileInput.value = '';
if (el.dbcSearch) el.dbcSearch.value = '';
updateDbcFileInfo(null, null);
buildSummary();
renderMessageList();
renderSelectedMessage();
if (el.generatedHex) el.generatedHex.textContent = '--';
if (el.generatedBytes) el.generatedBytes.innerHTML = '';
if (el.dbcHint) {
el.dbcHint.className = 'helper-note';
el.dbcHint.innerHTML = '当前解析器会自动识别常见 DBC 的 <code>BO_</code>、<code>SG_</code>、<code>VAL_</code>、<code>CM_</code> 和 <code>SIG_VALTYPE_</code>。';
}
}
function bindEvents() {
el.testConnBtn.addEventListener('click', testConnection);
el.defaultChannel.addEventListener('change', function () {
el.manualChannel.value = el.defaultChannel.value;
el.canChannelPill.textContent = 'CH' + el.defaultChannel.value;
renderMessageList();
renderSelectedMessage();
updateEncodedPreview();
});
el.dbcDropZone.addEventListener('click', function () { el.dbcFileInput.click(); });
el.dbcDropZone.addEventListener('dragover', function (event) {
event.preventDefault();
el.dbcDropZone.classList.add('dragover');
});
el.dbcDropZone.addEventListener('dragleave', function () {
el.dbcDropZone.classList.remove('dragover');
});
el.dbcDropZone.addEventListener('drop', function (event) {
event.preventDefault();
el.dbcDropZone.classList.remove('dragover');
var file = event.dataTransfer && event.dataTransfer.files ? event.dataTransfer.files[0] : null;
if (file) handleDbcFile(file).catch(handleDbcError);
});
el.dbcFileInput.addEventListener('change', function (event) {
var file = event.target && event.target.files ? event.target.files[0] : null;
if (file) handleDbcFile(file).catch(handleDbcError);
});
el.clearDbcBtn.addEventListener('click', clearDbc);
el.dbcSearch.addEventListener('input', filterMessages);
el.sendSelectedBtn.addEventListener('click', sendSelectedMessage);
el.loadPreviewToRawBtn.addEventListener('click', loadPreviewToManual);
el.sendManualBtn.addEventListener('click', sendManualFrame);
el.resetManualBtn.addEventListener('click', resetManualFields);
el.manualData.addEventListener('input', refreshManualHint);
el.manualDlc.addEventListener('input', refreshManualHint);
el.manualId.addEventListener('input', refreshManualHint);
el.toolIp.addEventListener('change', testConnection);
if (el.sendCheckedBtn) el.sendCheckedBtn.addEventListener('click', sendCheckedMessages);
if (el.selectAllBox) el.selectAllBox.addEventListener('change', function () {
var visible = state.filteredMessages || [];
if (this.checked) {
visible.forEach(function (m) { state.checkedKeys[m.key] = true; });
} else {
visible.forEach(function (m) { delete state.checkedKeys[m.key]; });
}
renderMessageList();
});
if (el.expandAllBtn) el.expandAllBtn.addEventListener('click', function () {
var visible = state.filteredMessages || [];
visible.forEach(function (m) { state.expandedKeys[m.key] = true; ensureMessageDefaults(m); });
renderMessageList();
});
if (el.collapseAllBtn) el.collapseAllBtn.addEventListener('click', function () {
var visible = state.filteredMessages || [];
visible.forEach(function (m) { delete state.expandedKeys[m.key]; });
renderMessageList();
});
bindNodeFilterEvents();
}
function handleDbcError(err) {
if (el.dbcHint) {
el.dbcHint.className = 'helper-note err';
el.dbcHint.innerHTML = 'DBC 解析失败:' + sanitizeHtml(err.message);
}
showToast('DBC 解析失败: ' + err.message, 'error');
}
function init() {
cacheElements();
bindEvents();
setConnectionState(false, '未连接', '', '');
if (el.canChannelPill) el.canChannelPill.textContent = 'CH' + el.defaultChannel.value;
if (el.manualChannel) el.manualChannel.value = el.defaultChannel.value;
buildSummary();
renderMessageList();
renderSelectedMessage();
refreshManualHint();
renderHistory();
setTimeout(testConnection, 150);
}
var CAN_SEND_ERR_DESC = {
'-1': '参数错误(通道/ID/DLC 无效)',
'-2': 'SPI 通信失败(ESP32 与 GD32 通信异常)',
'-3': 'GD32 CAN 总线拒绝(BUS_OFF / TEC 过高 / 邮箱满)',
};
function buildSendResponseText(result) {
if (result.status === 'ok') {
return result.recv ? ('0x' + result.recv + ' (' + result.recv_len + ' 字节)') : '无响应数据';
}
var code = String(result.code);
var desc = CAN_SEND_ERR_DESC[code] || '未知错误';
return '发送失败: ' + desc + ' (code=' + result.code + ')';
}
init();
})();