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发送设备信息代码实现

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This commit is contained in:
chenyouting
2025-08-04 15:35:59 +08:00
parent 6413888a1c
commit 57f074995e
10 changed files with 621 additions and 22 deletions
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8
fys-admin/src/main/java/com/fuyuanshen/app/controller/AppDeviceController.java
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@ -111,6 +111,14 @@ public class AppDeviceController extends BaseController {
return toAjax(appDeviceService.sendMessage(bo));
}
/**
* 发送报警信息
*/
@PostMapping(value = "/sendAlarmMessage")
public R<Void> sendAlarmMessage(@RequestBody AppDeviceSendMsgBo bo) {
return toAjax(appDeviceService.sendAlarmMessage(bo));
}
/**
* 上传设备logo图片
*/

113
fys-admin/src/main/java/com/fuyuanshen/app/service/AppDeviceBizService.java
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@ -20,10 +20,7 @@ import com.fuyuanshen.app.mapper.AppPersonnelInfoMapper;
import com.fuyuanshen.app.mapper.equipment.APPDeviceMapper;
import com.fuyuanshen.common.core.constant.GlobalConstants;
import com.fuyuanshen.common.core.exception.ServiceException;
import com.fuyuanshen.common.core.utils.ImageToCArrayConverter;
import com.fuyuanshen.common.core.utils.MapstructUtils;
import com.fuyuanshen.common.core.utils.ObjectUtils;
import com.fuyuanshen.common.core.utils.StringUtils;
import com.fuyuanshen.common.core.utils.*;
import com.fuyuanshen.common.mybatis.core.page.PageQuery;
import com.fuyuanshen.common.mybatis.core.page.TableDataInfo;
import com.fuyuanshen.common.redis.utils.RedisUtils;
@ -44,9 +41,12 @@ import com.fuyuanshen.global.mqtt.constants.DeviceRedisKeyConstants;
import com.fuyuanshen.global.mqtt.constants.MqttConstants;
import lombok.RequiredArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import org.springframework.core.io.ClassPathResource;
import org.springframework.stereotype.Service;
import org.springframework.web.multipart.MultipartFile;
import java.io.IOException;
import java.io.InputStream;
import java.time.Duration;
import java.util.*;
@ -89,25 +89,49 @@ public class AppDeviceBizService {
throw new ServiceException("请选择设备");
}
for (Long deviceId : deviceIds) {
Device deviceObj = deviceMapper.selectById(deviceId);
if (deviceObj == null) {
Device device = deviceMapper.selectById(deviceId);
if (device == null) {
throw new ServiceException("设备不存在" + deviceId);
}
byte[] msg = ReliableTextToBitmap.textToBitmapBytes(bo.getSendMsg());
ArrayList<Integer> intData = new ArrayList<>();
intData.add(2);
buildArr(convertHexToDecimal(msg), intData);
Map<String, Object> map = new HashMap<>();
map.put("instruct", intData);
mqttGateway.sendMsgToMqtt(MqttConstants.GLOBAL_PUB_KEY + deviceObj.getDeviceImei(), 1, JSON.toJSONString(map));
log.info("发送设备消息：topic:{},payload:{}", MqttConstants.GLOBAL_PUB_KEY + deviceObj.getDeviceImei(), bo.getSendMsg());
try {
ClassPathResource resource = new ClassPathResource("image/background.png");
InputStream inputStream = resource.getInputStream();
// String backgroundImagePath = "D:\\background.png"; // 替换为实际背景图片路径
byte[] largeData = ImageWithTextGenerate.generate160x80ImageWithText2(bo.getSendMsg(), inputStream, 25600);
int[] ints = convertHexToDecimal(largeData);
RedisUtils.setCacheObject(GLOBAL_REDIS_KEY+"app_send_message_data:" + device.getDeviceImei(), Arrays.toString(ints), Duration.ofSeconds(30 * 60L));
String data = RedisUtils.getCacheObject(GLOBAL_REDIS_KEY+"app_send_message_data:" + device.getDeviceImei());
byte[] arr = ImageToCArrayConverter.convertStringToByteArray(data);
byte[] specificChunk = ImageToCArrayConverter.getChunk(arr, 0, 512);
System.out.println("第0块数据大小: " + specificChunk.length + " 字节");
System.out.println("第0块数据: " + Arrays.toString(specificChunk));
ArrayList<Integer> intData = new ArrayList<>();
intData.add(6);
intData.add(1);
ImageToCArrayConverter.buildArr(convertHexToDecimal(specificChunk),intData);
intData.add(0);
intData.add(0);
intData.add(0);
intData.add(0);
Map<String, Object> map = new HashMap<>();
map.put("instruct", intData);
mqttGateway.sendMsgToMqtt(MqttConstants.GLOBAL_PUB_KEY+device.getDeviceImei(), 1 , JSON.toJSONString(map));
log.info("发送点阵数据到设备消息=>topic:{},payload:{}", MqttConstants.GLOBAL_PUB_KEY+device.getDeviceImei(),JSON.toJSONString(map));
UpdateWrapper<Device> updateWrapper = new UpdateWrapper<>();
updateWrapper.eq("id", deviceId)
.eq("binding_user_id", AppLoginHelper.getUserId())
.set("send_msg", bo.getSendMsg());
deviceMapper.update(updateWrapper);
} catch (Exception e) {
log.info("设备发送信息失败:{}" ,deviceId);
}
UpdateWrapper<Device> updateWrapper = new UpdateWrapper<>();
updateWrapper.eq("id", deviceId)
.eq("binding_user_id", AppLoginHelper.getUserId())
.set("send_msg", bo.getSendMsg());
deviceMapper.update(updateWrapper);
}
return 1;
}
@ -390,6 +414,16 @@ public class AppDeviceBizService {
}
public static void main(String[] args) throws IOException {
byte[] largeData = ImageToCArrayConverter.convertImageToCArray("E:\\workspace\\demo.png", 160, 80, 25600);
System.out.println("长度：" + largeData.length);
System.out.println("原始数据大小: " + largeData.length + " 字节");
int[] ints = convertHexToDecimal(largeData);
System.out.println("转换后的数据: " + Arrays.toString(ints));
}
public void uploadDeviceLogo(AppDeviceLogoUploadDto bo) {
try {
Device device = deviceMapper.selectById(bo.getDeviceId());
@ -524,4 +558,45 @@ public class AppDeviceBizService {
}
return RedisUtils.getCacheObject("device:location:" + devices.get(0).getDeviceImei());
}
public int sendAlarmMessage(AppDeviceSendMsgBo bo) {
try {
List<Long> deviceIds = bo.getDeviceIds();
if (deviceIds == null || deviceIds.isEmpty()) {
throw new ServiceException("请选择设备");
}
for (Long deviceId : deviceIds) {
Device device = deviceMapper.selectById(deviceId);
if (device == null) {
throw new ServiceException("设备不存在" + deviceId);
}
try {
ArrayList<Integer> intData = new ArrayList<>();
intData.add(7);
intData.add(Integer.parseInt(bo.getInstructValue()));
intData.add(0);
intData.add(0);
intData.add(0);
intData.add(0);
Map<String, Object> map = new HashMap<>();
map.put("instruct", intData);
mqttGateway.sendMsgToMqtt(MqttConstants.GLOBAL_PUB_KEY+device.getDeviceImei(), 1 , JSON.toJSONString(map));
log.info("发送点阵数据到设备消息=>topic:{},payload:{}", MqttConstants.GLOBAL_PUB_KEY+device.getDeviceImei(),JSON.toJSONString(map));
UpdateWrapper<Device> updateWrapper = new UpdateWrapper<>();
updateWrapper.eq("id", deviceId)
.eq("binding_user_id", AppLoginHelper.getUserId())
.set("send_msg", bo.getSendMsg());
deviceMapper.update(updateWrapper);
} catch (Exception e) {
log.info("设备发送信息失败:{}" ,deviceId);
}
}
} catch (Exception e){
e.printStackTrace();
}
return 1;
}
}

5
fys-admin/src/main/java/com/fuyuanshen/global/mqtt/constants/LightingCommandTypeConstants.java
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@ -30,6 +30,11 @@ public class LightingCommandTypeConstants {
* 主灯亮度 (Main Light Brightness)
*/
public static final String MAIN_LIGHT_BRIGHTNESS = "Light_5";
/**
* 设备发送消息
*/
public static final String SEND_MESSAGE = "Light_6";
/**
* 定位数据 (Location Data)

2
fys-admin/src/main/java/com/fuyuanshen/global/mqtt/rule/DeviceBootLogoRule.java
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@ -67,7 +67,7 @@ public class DeviceBootLogoRule implements MqttMessageRule {
map.put("instruct", intData);
mqttGateway.sendMsgToMqtt(MqttConstants.GLOBAL_PUB_KEY + context.getDeviceImei(), 1, JsonUtils.toJsonString(map));
log.info("发送人员信息点阵数据到设备消息=>topic:{},payload:{}",
log.info("发送开机LOGO点阵数据到设备消息=>topic:{},payload:{}",
MqttConstants.GLOBAL_PUB_KEY + context.getDeviceImei(),
JsonUtils.toJsonString(map));
} catch (Exception e) {

76
fys-admin/src/main/java/com/fuyuanshen/global/mqtt/rule/DeviceSendMessageRule.java Normal file
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@ -0,0 +1,76 @@
package com.fuyuanshen.global.mqtt.rule;
import com.fuyuanshen.common.core.constant.GlobalConstants;
import com.fuyuanshen.common.core.utils.ImageToCArrayConverter;
import com.fuyuanshen.common.core.utils.StringUtils;
import com.fuyuanshen.common.json.utils.JsonUtils;
import com.fuyuanshen.common.redis.utils.RedisUtils;
import com.fuyuanshen.global.mqtt.base.MqttMessageRule;
import com.fuyuanshen.global.mqtt.base.MqttRuleContext;
import com.fuyuanshen.global.mqtt.config.MqttGateway;
import com.fuyuanshen.global.mqtt.constants.LightingCommandTypeConstants;
import com.fuyuanshen.global.mqtt.constants.MqttConstants;
import lombok.RequiredArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Component;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Map;
import static com.fuyuanshen.common.core.utils.ImageToCArrayConverter.convertHexToDecimal;
/**
* 人员信息命令处理
*/
@Component
@RequiredArgsConstructor
@Slf4j
public class DeviceSendMessageRule implements MqttMessageRule {
private final MqttGateway mqttGateway;
@Override
public String getCommandType() {
return LightingCommandTypeConstants.SEND_MESSAGE;
}
@Override
public void execute(MqttRuleContext context) {
try {
Byte val2 = (Byte) context.getConvertArr()[1];
if (val2 == 100) {
return;
}
String data = RedisUtils.getCacheObject(GlobalConstants.GLOBAL_REDIS_KEY+"app_send_message_data:" + context.getDeviceImei());
if (StringUtils.isEmpty(data)) {
return;
}
byte[] arr = ImageToCArrayConverter.convertStringToByteArray(data);
byte[] specificChunk = ImageToCArrayConverter.getChunk(arr, (val2 - 1), 512);
System.out.println("第" + val2 + "块数据大小: " + specificChunk.length + " 字节");
// System.out.println("第" + val2 + "块数据: " + Arrays.toString(specificChunk));
ArrayList<Integer> intData = new ArrayList<>();
intData.add(6);
intData.add((int) val2);
ImageToCArrayConverter.buildArr(convertHexToDecimal(specificChunk), intData);
intData.add(0);
intData.add(0);
intData.add(0);
intData.add(0);
Map<String, Object> map = new HashMap<>();
map.put("instruct", intData);
mqttGateway.sendMsgToMqtt(MqttConstants.GLOBAL_PUB_KEY + context.getDeviceImei(), 1, JsonUtils.toJsonString(map));
log.info("发送设备信息数据到设备消息=>topic:{},payload:{}",
MqttConstants.GLOBAL_PUB_KEY + context.getDeviceImei(),
JsonUtils.toJsonString(map));
} catch (Exception e) {
log.error("处理人员信息命令时出错", e);
}
}
}

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