feat：测试平台2.1更新（测试指令-语音播报）

src/main/java/com/iot/transport/jt808/common/Consts.java

@@ -42,5 +42,9 @@ public class Consts {
 	public static final int CMD_PARAM_SETTINGS = 0X8103;
 	/** 查询终端参数  **/
 	public static final int CMD_PARAM_QUERY = 0x8104;
+    /** 文本信息下发 **/
+    public static final int CMD_TEXT_INFO_DOWN = 0x8300;
+    /** 位置信息查询 **/
+    public static final int CMD_LOCATION_INQUIRY = 0x8201;
 
 }

src/main/java/com/iot/transport/jt808/controller/DeviceController.java

@@ -12,6 +12,14 @@ import org.springframework.web.servlet.mvc.method.annotation.SseEmitter;
 
 import java.util.Date;
 import java.util.Map;
+import java.util.List;
+
+import com.iot.transport.jt808.entity.Session;
+import com.iot.transport.jt808.entity.request.LocationInquiryPack;
+import com.iot.transport.jt808.entity.request.TextInfoDownPack;
+import com.iot.transport.jt808.server.SessionManager;
+import com.iot.transport.jt808.service.codec.DataEncoder;
+import com.iot.transport.jt808.util.CommandBuilder;
 
 @Slf4j
 @RestController
@@ -23,6 +31,112 @@ public class DeviceController {
 
     @Autowired
     private ApiLogService apiLogService;
+    
+    private final SessionManager sessionManager = SessionManager.getInstance();
+    private final DataEncoder dataEncoder = new DataEncoder();
+
+    /**
+     * 下发指令 (通用)
+     * e.g. {"imei": "...", "cmd": "reboot", "params": []}
+     * or {"imei": "...", "cmd": "ip", "params": ["1.1.1.1", "80"]}
+     */
+    @PostMapping("/command/send")
+    public CommonResult<String> sendCommand(@RequestBody Map<String, Object> payload) {
+        String imei = (String) payload.get("imei");
+        String cmdType = (String) payload.get("cmd");
+        List<String> params = (List<String>) payload.get("params");
+        
+        String commandStr = "";
+        
+        if (cmdType == null) return CommonResult.failed("cmd is required");
+        
+        switch (cmdType.toLowerCase()) {
+            case "reboot":
+                commandStr = CommandBuilder.reboot();
+                break;
+            case "ip":
+                if (params != null && params.size() >= 2) {
+                    commandStr = CommandBuilder.setIp(params.get(0), Integer.parseInt(params.get(1)));
+                }
+                break;
+            case "workmode":
+                 if (params != null && params.size() >= 2) {
+                     commandStr = CommandBuilder.setWorkMode(Integer.parseInt(params.get(0)), Integer.parseInt(params.get(1)));
+                 }
+                 break;
+            case "realtime":
+                 if (params != null && params.size() >= 2) {
+                     commandStr = CommandBuilder.setRealtimeMode(Integer.parseInt(params.get(0)), Integer.parseInt(params.get(1)));
+                 }
+                 break;
+            case "custom": // 自定义指令内容
+                 commandStr = (String) payload.get("raw");
+                 break;
+            default:
+                return CommonResult.failed("Unknown command type: " + cmdType);
+        }
+        
+        if (commandStr == null || commandStr.isEmpty()) {
+            return CommonResult.failed("Invalid command parameters");
+        }
+        
+        // 调用 DeviceService 发送 8300 指令 (这里直接复用现有的 sendTextCommand 逻辑)
+        // 也可以直接在这里调用
+        return sendTextCommand(imei, commandStr, 1);
+    }
+
+    /**
+     * 下发文本信息指令 (0x8300)
+     */
+    @PostMapping("/command/text")
+    public CommonResult<String> sendTextCommand(@RequestParam String phone, 
+                                              @RequestParam String content,
+                                              @RequestParam(defaultValue = "1") int flag) { // 默认为1(紧急)
+        try {
+            Session session = findSessionByPhone(phone);
+            if (session == null) {
+                return CommonResult.failed("设备未连接: " + phone);
+            }
+            
+            TextInfoDownPack pack = new TextInfoDownPack(flag, content);
+            byte[] bytes = dataEncoder.encode4TextInfoDown(pack, session);
+            
+            session.getChannel().writeAndFlush(io.netty.buffer.Unpooled.copiedBuffer(bytes)).sync();
+            log.info("Send text command to {}: {}", phone, content);
+            return CommonResult.success("指令下发成功: " + content);
+        } catch (Exception e) {
+            log.error("Send text command failed", e);
+            return CommonResult.failed("指令下发失败: " + e.getMessage());
+        }
+    }
+
+    /**
+     * 下发位置查询指令 (0x8201)
+     */
+    @PostMapping("/command/location")
+    public CommonResult<String> sendLocationInquiry(@RequestParam String phone) {
+        try {
+            Session session = findSessionByPhone(phone);
+            if (session == null) {
+                return CommonResult.failed("设备未连接: " + phone);
+            }
+            
+            LocationInquiryPack pack = new LocationInquiryPack();
+            byte[] bytes = dataEncoder.encode4LocationInquiry(pack, session);
+            
+            session.getChannel().writeAndFlush(io.netty.buffer.Unpooled.copiedBuffer(bytes)).sync();
+            log.info("Send location inquiry to {}", phone);
+            return CommonResult.success("指令下发成功");
+        } catch (Exception e) {
+            log.error("Send location inquiry failed", e);
+            return CommonResult.failed("指令下发失败: " + e.getMessage());
+        }
+    }
+    
+    // Helper to find session by phone
+    private Session findSessionByPhone(String phone) {
+        return sessionManager.findByTerminalPhone(phone);
+    }
 
     /**
      * Standard Location Report (Typed)

src/main/java/com/iot/transport/jt808/entity/request/LocationInquiryPack.java

@@ -0,0 +1,19 @@
+package com.iot.transport.jt808.entity.request;
+
+import com.iot.transport.jt808.entity.DataPack;
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+import lombok.ToString;
+
+/**
+ * 位置信息查询 (0x8201)
+ * 消息体为空
+ */
+@Data
+@EqualsAndHashCode(callSuper = true)
+@ToString(callSuper = true)
+public class LocationInquiryPack extends DataPack {
+    public LocationInquiryPack() {
+    }
+}
+

src/main/java/com/iot/transport/jt808/entity/request/TextInfoDownPack.java

@@ -0,0 +1,44 @@
+package com.iot.transport.jt808.entity.request;
+
+import com.iot.transport.jt808.entity.DataPack;
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+import lombok.ToString;
+
+/**
+ * 文本信息下发消息 (0x8300)
+ */
+@Data
+@EqualsAndHashCode(callSuper = true)
+@ToString(callSuper = true)
+public class TextInfoDownPack extends DataPack {
+    /**
+     * 标志位
+     * 0: 紧急
+     * 2: 终端显示器显示
+     * 3: 终端TTS播报
+     * 4: 广告屏显示
+     * 5: 0-中心导航信息，1-CAN故障码信息
+     * 
+     * 这里协议文档说 "8300指令下发时需将标志位的紧急位置1"，且 "5.2.1文本数据下发 01：属性（01：指令下发；08/09：TTS文本播报下发）"
+     * 似乎这里的 "属性" 就是标志位。
+     * 示例中 01 对应二进制 0000 0001，即 bit0=1 (紧急)。
+     * 示例 08/09 可能对应 bit3=1 (TTS) + bit0=0/1。
+     */
+    private int flag;
+    
+    /**
+     * 文本信息
+     * 协议文档示例：23323031342a5345542a4d3a3223 -> #2014*SET*M:2#
+     */
+    private String content;
+
+    public TextInfoDownPack() {
+    }
+
+    public TextInfoDownPack(int flag, String content) {
+        this.flag = flag;
+        this.content = content;
+    }
+}
+

src/main/java/com/iot/transport/jt808/server/SessionManager.java

@@ -105,7 +105,7 @@ public class SessionManager {
 		return sessionIdMap.entrySet();
 	}
 
-	public List<Session> toList() {
+	public List<Session> getValues() {
 		return this.sessionIdMap.entrySet().stream().map(e -> e.getValue()).collect(Collectors.toList());
 	}
 

src/main/java/com/iot/transport/jt808/service/codec/DataEncoder.java

@@ -10,6 +10,8 @@ import com.iot.transport.jt808.entity.response.ServerBodyPack;
 import com.iot.transport.jt808.entity.response.RegisterBodyPack;
 import com.iot.transport.jt808.util.BitUtil;
 import com.iot.transport.jt808.util.JT808Util;
+import com.iot.transport.jt808.entity.request.LocationInquiryPack;
+import com.iot.transport.jt808.entity.request.TextInfoDownPack;
 
 /**
  * 数据包编码器
@@ -25,6 +27,38 @@ public class DataEncoder {
 		this.jt808Util = new JT808Util();
 	}
 
+    public byte[] encode4TextInfoDown(TextInfoDownPack req, Session session) throws Exception {
+        byte[] contentBytes = req.getContent().getBytes(Consts.DEFAULT_CHARSET);
+        byte[] msgBody = this.bitUtil.concatAll(Arrays.asList(//
+                new byte[] { (byte) req.getFlag() }, // 标志
+                contentBytes // 文本信息
+        ));
+
+        // 消息头
+        int msgBodyProps = this.jt808Util.generateMsgBodyProps(msgBody.length, 0b000, false, 0);
+        byte[] msgHeader = this.jt808Util.generateMsgHeader(session.getTerminalPhone(),
+                Consts.CMD_TEXT_INFO_DOWN, msgBody, msgBodyProps, session.currentFlowId());
+        byte[] headerAndBody = this.bitUtil.concatAll(msgHeader, msgBody);
+        
+        // 校验码
+        int checkSum = this.bitUtil.getCheckSum4JT808(headerAndBody, 0, headerAndBody.length - 1);
+        return this.doEncode(headerAndBody, checkSum);
+    }
+
+    public byte[] encode4LocationInquiry(LocationInquiryPack req, Session session) throws Exception {
+        byte[] msgBody = new byte[0]; // 空消息体
+
+        // 消息头
+        int msgBodyProps = this.jt808Util.generateMsgBodyProps(msgBody.length, 0b000, false, 0);
+        byte[] msgHeader = this.jt808Util.generateMsgHeader(session.getTerminalPhone(),
+                Consts.CMD_LOCATION_INQUIRY, msgBody, msgBodyProps, session.currentFlowId());
+        byte[] headerAndBody = this.bitUtil.concatAll(msgHeader, msgBody);
+
+        // 校验码
+        int checkSum = this.bitUtil.getCheckSum4JT808(headerAndBody, 0, headerAndBody.length - 1);
+        return this.doEncode(headerAndBody, checkSum);
+    }
+
 	public byte[] encode4TerminalRegisterResp(RegisterPack req, RegisterBodyPack respMsgBody,
 			int flowId) throws Exception {
 		// 消息体字节数组
@@ -100,3 +134,4 @@ public class DataEncoder {
 		return jt808Util.doEscape4Send(noEscapedBytes, 1, noEscapedBytes.length - 2);
 	}
 }
+

src/main/java/com/iot/transport/jt808/util/CommandBuilder.java

@@ -0,0 +1,115 @@
+package com.iot.transport.jt808.util;
+
+/**
+ * 指令构建工具类
+ * 用于构建 #2014*SET*...# 格式的指令
+ */
+public class CommandBuilder {
+
+    private static final String PREFIX = "#2014*SET*";
+    private static final String SUFFIX = "#";
+    private static final String SEPARATOR = "*";
+    
+    // 指令标识符
+    public static final String CMD_IP = "T";
+    public static final String CMD_WORK_MODE = "M"; // M0, M2...
+    public static final String CMD_APN = "A";
+    public static final String CMD_REBOOT = "R";
+    public static final String CMD_SOS_NUM = "D"; // D1, D2...
+    public static final String CMD_DEL_SOS = "DO";
+    public static final String CMD_ANGLE_COMP = "GD";
+    public static final String CMD_FACTORY_RESET = "V";
+    public static final String CMD_CLEAR_CACHE = "QC";
+    public static final String CMD_MODIFY_ID = "S";
+    public static final String CMD_REG_AUTH = "NS";
+    public static final String CMD_GPS_MODE = "GM";
+    public static final String CMD_WHITE_LIST = "WC";
+    public static final String CMD_BATCH_UPLOAD = "BUL";
+    public static final String CMD_DISABLE_POWER_KEY = "DP";
+    public static final String CMD_DEL_SMS = "DSMS";
+    public static final String CMD_WIFI_PRIORITY = "WD";
+    public static final String CMD_VOLUME = "SP";
+    public static final String CMD_STEP_COUNT = "STP";
+    public static final String CMD_BT_BROADCAST = "BA";
+    public static final String CMD_BT_SCAN = "BN";
+    public static final String CMD_BT_SCAN_TIME = "BST";
+    public static final String CMD_BT_FILTER_UUID = "BUID";
+    public static final String CMD_BT_PROTOCOL = "BSP";
+    public static final String CMD_BT_INTERACTIVE = "BS";
+    public static final String CMD_SUB_IP = "IP2";
+    
+    // 查询指令
+    public static final String CHK_PREFIX = "#2014*CHK*";
+    
+    /**
+     * 构建设置指令
+     * @param cmdKey 指令标识符 (e.g. "T", "M2")
+     * @param params 参数，可以是多个 (e.g. "58.61.154.247", "7018")
+     * @return 完整指令字符串 (e.g. "#2014*SET*T:58.61.154.247,7018#")
+     */
+    public static String buildSetCmd(String cmdKey, String... params) {
+        StringBuilder sb = new StringBuilder(PREFIX);
+        sb.append(cmdKey).append(":");
+        if (params != null && params.length > 0) {
+            sb.append(String.join(",", params));
+        }
+        sb.append(SUFFIX);
+        return sb.toString();
+    }
+    
+    /**
+     * 构建复合指令 (多个指令合并)
+     * e.g. #2014*SET*A:CMNET# #2014*SET*A:APN,USER,PASS#
+     * 文档示例：#2014*SET*D1:电话号码*D2:电话号码*D3:电话号码#
+     */
+    public static String buildCompositeCmd(String... subCmds) {
+        // subCmds 格式应为 "D1:123", "D2:456"
+        StringBuilder sb = new StringBuilder(PREFIX);
+        if (subCmds != null && subCmds.length > 0) {
+            sb.append(String.join(SEPARATOR, subCmds));
+        }
+        sb.append(SUFFIX);
+        return sb.toString();
+    }
+
+    /**
+     * 构建查询指令
+     * @param params 参数，可为空
+     * @return 完整查询指令
+     */
+    public static String buildCheckCmd(String... params) {
+        StringBuilder sb = new StringBuilder(CHK_PREFIX);
+        if (params != null && params.length > 0) {
+            sb.append(String.join(SEPARATOR, params));
+        } else {
+            // Remove last * if no params
+            sb.setLength(sb.length() - 1);
+        }
+        sb.append(SUFFIX);
+        return sb.toString();
+    }
+    
+    // 便捷方法示例
+    
+    public static String setIp(String ip, int port) {
+        return buildSetCmd(CMD_IP, ip, String.valueOf(port));
+    }
+    
+    public static String setWorkMode(int mode, int interval) {
+        // #2014*SET*M0:600#
+        return buildSetCmd(CMD_WORK_MODE + mode, String.valueOf(interval));
+    }
+    
+    public static String setRealtimeMode(int activeInterval, int staticInterval) {
+        // #2014*SET*M2:30,300#
+        return buildSetCmd(CMD_WORK_MODE + "2", String.valueOf(activeInterval), String.valueOf(staticInterval));
+    }
+    
+    public static String reboot() {
+        return buildSetCmd(CMD_REBOOT);
+    }
+    
+    public static String factoryReset() {
+        return buildSetCmd(CMD_FACTORY_RESET);
+    }
+}

src/main/resources/static/index.html

@@ -143,6 +143,9 @@
                                 <li class="nav-item">
                                     <button class="nav-link py-2 small" @click="mode='custom'" :class="{active: mode==='custom'}">自定义</button>
                                 </li>
+                                <li class="nav-item">
+                                    <button class="nav-link py-2 small" @click="mode='command'" :class="{active: mode==='command'}">指令下发</button>
+                                </li>
                             </ul>
 
                             <div v-if="mode === 'badge'">
@@ -195,6 +198,24 @@
                                 </div>
                                 <button @click="sendCustomJson" class="btn btn-secondary btn-sm w-100">发送自定义数据</button>
                             </div>
+
+                            <div v-if="mode === 'command'">
+                                <div class="mb-3">
+                                    <label class="form-label small text-muted">接口类型</label>
+                                    <select v-model="commandForm.apiType" class="form-select form-select-sm" @change="updateJsonTemplate">
+                                        <option value="location">位置查询 (8201)</option>
+                                        <option value="text">文本下发 (8300)</option>
+                                        <option value="general">通用指令 (API)</option>
+                                    </select>
+                                </div>
+                                <div class="mb-3">
+                                    <label class="form-label small text-muted">请求参数 (JSON)</label>
+                                    <textarea v-model="commandForm.jsonBody" class="form-control font-monospace form-control-sm" rows="8"></textarea>
+                                </div>
+                                <button @click="sendCommand" class="btn btn-primary btn-sm w-100">
+                                    <i class="fas fa-terminal me-2"></i>发送指令
+                                </button>
+                            </div>
                         </div>
                     </div>
                 </div>
@@ -380,6 +401,11 @@
                     },
                     customJson: '{\n  "deviceType": "sensor",\n  "temp": 24.5\n}',
                     
+                    commandForm: {
+                        apiType: 'location',
+                        jsonBody: '{\n  "phone": "09207455611"\n}'
+                    },
+                    
                     // 实时数据存储
                     badges: {}, // Map: id -> badge data
                     counters: {}, // Map: id -> counter data
@@ -493,6 +519,75 @@
                         alert('JSON 格式错误');
                     }
                 },
+                
+                updateJsonTemplate() {
+                    const type = this.commandForm.apiType;
+                    if (type === 'location') {
+                        this.commandForm.jsonBody = '{\n  "phone": "09207455611"\n}';
+                    } else if (type === 'text') {
+                        this.commandForm.jsonBody = '{\n  "phone": "09207455611",\n  "content": "#2014*SET*R:#",\n  "flag": 1\n}';
+                    } else if (type === 'general') {
+                        this.commandForm.jsonBody = '{\n  "imei": "09207455611",\n  "cmd": "workmode",\n  "params": ["2", "300"]\n}';
+                    }
+                },
+
+                async sendCommand() {
+                    let payload;
+                    try {
+                        payload = JSON.parse(this.commandForm.jsonBody);
+                    } catch (e) {
+                        alert('JSON 格式错误');
+                        return;
+                    }
+
+                    try {
+                        if (this.commandForm.apiType === 'location') {
+                            // 调用 /api/v1/device/command/location
+                            const formData = new FormData();
+                            if (!payload.phone) { alert('缺少 phone 字段'); return; }
+                            formData.append('phone', payload.phone);
+                            
+                            const res = await fetch('/api/v1/device/command/location', {
+                                method: 'POST',
+                                body: formData
+                            });
+                            const result = await res.json();
+                            if (result.code === 200) alert('指令已发送');
+                            else alert('失败: ' + result.message);
+                            
+                        } else if (this.commandForm.apiType === 'text') {
+                            // 调用 /api/v1/device/command/text
+                            const formData = new FormData();
+                            if (!payload.phone || !payload.content) { alert('缺少 phone 或 content 字段'); return; }
+                            formData.append('phone', payload.phone);
+                            formData.append('content', payload.content);
+                            formData.append('flag', payload.flag || 1);
+                            
+                            const res = await fetch('/api/v1/device/command/text', {
+                                method: 'POST',
+                                body: formData
+                            });
+                            const result = await res.json();
+                            if (result.code === 200) alert('指令已发送');
+                            else alert('失败: ' + result.message);
+                            
+                        } else {
+                            // 通用指令接口 /api/v1/device/command/send
+                            if (!payload.imei || !payload.cmd) { alert('缺少 imei 或 cmd 字段'); return; }
+                            
+                            const res = await fetch('/api/v1/device/command/send', {
+                                method: 'POST',
+                                headers: {'Content-Type': 'application/json'},
+                                body: JSON.stringify(payload)
+                            });
+                            const result = await res.json();
+                            if (result.code === 200) alert('指令已发送');
+                            else alert('失败: ' + result.message);
+                        }
+                    } catch (e) {
+                        alert('发送异常: ' + e.message);
+                    }
+                },
 
                 // 辅助函数
                 formatTime(date) {

target/classes/static/index.html

@@ -143,6 +143,9 @@
                                 <li class="nav-item">
                                     <button class="nav-link py-2 small" @click="mode='custom'" :class="{active: mode==='custom'}">自定义</button>
                                 </li>
+                                <li class="nav-item">
+                                    <button class="nav-link py-2 small" @click="mode='command'" :class="{active: mode==='command'}">指令下发</button>
+                                </li>
                             </ul>
 
                             <div v-if="mode === 'badge'">
@@ -195,6 +198,24 @@
                                 </div>
                                 <button @click="sendCustomJson" class="btn btn-secondary btn-sm w-100">发送自定义数据</button>
                             </div>
+
+                            <div v-if="mode === 'command'">
+                                <div class="mb-3">
+                                    <label class="form-label small text-muted">接口类型</label>
+                                    <select v-model="commandForm.apiType" class="form-select form-select-sm" @change="updateJsonTemplate">
+                                        <option value="location">位置查询 (8201)</option>
+                                        <option value="text">文本下发 (8300)</option>
+                                        <option value="general">通用指令 (API)</option>
+                                    </select>
+                                </div>
+                                <div class="mb-3">
+                                    <label class="form-label small text-muted">请求参数 (JSON)</label>
+                                    <textarea v-model="commandForm.jsonBody" class="form-control font-monospace form-control-sm" rows="8"></textarea>
+                                </div>
+                                <button @click="sendCommand" class="btn btn-primary btn-sm w-100">
+                                    <i class="fas fa-terminal me-2"></i>发送指令
+                                </button>
+                            </div>
                         </div>
                     </div>
                 </div>
@@ -380,6 +401,11 @@
                     },
                     customJson: '{\n  "deviceType": "sensor",\n  "temp": 24.5\n}',
                     
+                    commandForm: {
+                        apiType: 'location',
+                        jsonBody: '{\n  "phone": "09207455611"\n}'
+                    },
+                    
                     // 实时数据存储
                     badges: {}, // Map: id -> badge data
                     counters: {}, // Map: id -> counter data
@@ -493,6 +519,75 @@
                         alert('JSON 格式错误');
                     }
                 },
+                
+                updateJsonTemplate() {
+                    const type = this.commandForm.apiType;
+                    if (type === 'location') {
+                        this.commandForm.jsonBody = '{\n  "phone": "09207455611"\n}';
+                    } else if (type === 'text') {
+                        this.commandForm.jsonBody = '{\n  "phone": "09207455611",\n  "content": "#2014*SET*R:#",\n  "flag": 1\n}';
+                    } else if (type === 'general') {
+                        this.commandForm.jsonBody = '{\n  "imei": "09207455611",\n  "cmd": "workmode",\n  "params": ["2", "300"]\n}';
+                    }
+                },
+
+                async sendCommand() {
+                    let payload;
+                    try {
+                        payload = JSON.parse(this.commandForm.jsonBody);
+                    } catch (e) {
+                        alert('JSON 格式错误');
+                        return;
+                    }
+
+                    try {
+                        if (this.commandForm.apiType === 'location') {
+                            // 调用 /api/v1/device/command/location
+                            const formData = new FormData();
+                            if (!payload.phone) { alert('缺少 phone 字段'); return; }
+                            formData.append('phone', payload.phone);
+                            
+                            const res = await fetch('/api/v1/device/command/location', {
+                                method: 'POST',
+                                body: formData
+                            });
+                            const result = await res.json();
+                            if (result.code === 200) alert('指令已发送');
+                            else alert('失败: ' + result.message);
+                            
+                        } else if (this.commandForm.apiType === 'text') {
+                            // 调用 /api/v1/device/command/text
+                            const formData = new FormData();
+                            if (!payload.phone || !payload.content) { alert('缺少 phone 或 content 字段'); return; }
+                            formData.append('phone', payload.phone);
+                            formData.append('content', payload.content);
+                            formData.append('flag', payload.flag || 1);
+                            
+                            const res = await fetch('/api/v1/device/command/text', {
+                                method: 'POST',
+                                body: formData
+                            });
+                            const result = await res.json();
+                            if (result.code === 200) alert('指令已发送');
+                            else alert('失败: ' + result.message);
+                            
+                        } else {
+                            // 通用指令接口 /api/v1/device/command/send
+                            if (!payload.imei || !payload.cmd) { alert('缺少 imei 或 cmd 字段'); return; }
+                            
+                            const res = await fetch('/api/v1/device/command/send', {
+                                method: 'POST',
+                                headers: {'Content-Type': 'application/json'},
+                                body: JSON.stringify(payload)
+                            });
+                            const result = await res.json();
+                            if (result.code === 200) alert('指令已发送');
+                            else alert('失败: ' + result.message);
+                        }
+                    } catch (e) {
+                        alert('发送异常: ' + e.message);
+                    }
+                },
 
                 // 辅助函数
                 formatTime(date) {