~admin/drone-java.git

			@@ -1,22 +1,26 @@
			package com.dji.sample.manage.service.impl;

			import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
			import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
			import com.dji.sample.component.redis.RedisConst;
			import com.dji.sample.component.redis.RedisOpsUtils;
			import com.dji.sample.manage.dao.IDevicePayloadMapper;
			import com.dji.sample.manage.model.dto.DeviceDTO;
			import com.dji.sample.manage.model.dto.DeviceDictionaryDTO;
			import com.dji.sample.manage.model.dto.DevicePayloadDTO;
			import com.dji.sample.manage.model.entity.DevicePayloadEntity;
			import com.dji.sample.manage.model.enums.DeviceDomainEnum;
			import com.dji.sample.manage.model.receiver.DevicePayloadReceiver;
			import com.dji.sample.manage.model.receiver.FirmwareVersionReceiver;
			import com.dji.sample.manage.service.ICapacityCameraService;
			import com.dji.sample.manage.service.IDeviceDictionaryService;
			import com.dji.sample.manage.service.IDevicePayloadService;
			import lombok.extern.slf4j.Slf4j;
			import org.springframework.beans.factory.annotation.Autowired;
			import org.springframework.stereotype.Service;
			import org.springframework.transaction.annotation.Transactional;
			import org.springframework.util.CollectionUtils;

			import java.util.Arrays;
			import java.util.List;
			import java.util.Optional;
			import java.util.*;
			import java.util.stream.Collectors;

			/**
			@@ -24,6 +28,7 @@
			* @version 0.1
			* @date 2021/11/19
			*/
			@Slf4j
			@Service
			@Transactional
			public class DevicePayloadServiceImpl implements IDevicePayloadService {
			@@ -36,6 +41,9 @@

			@Autowired
			private ICapacityCameraService capacityCameraService;

			@Autowired
			private RedisOpsUtils redisOps;

			@Override
			public Integer checkPayloadExist(String payloadSn) {
			@@ -57,12 +65,28 @@

			@Override
			public Boolean savePayloadDTOs(List<DevicePayloadReceiver> payloadReceiverList) {
			if (payloadReceiverList.isEmpty()) {
			return true;
			}

			String deviceSn = payloadReceiverList.get(0).getDeviceSn();
			String key = RedisConst.DEVICE_ONLINE_PREFIX + deviceSn;
			DeviceDTO device = (DeviceDTO) redisOps.get(key);
			List<DevicePayloadDTO> payloads = new ArrayList<>();

			for (DevicePayloadReceiver payloadReceiver : payloadReceiverList) {
			int payloadId = this.saveOnePayloadDTO(payloadReceiver);
			if (payloadId <= 0) {
			return false;
			}
			payloads.add(this.receiver2Dto(payloadReceiver));
			}

			if (payloads.isEmpty()) {
			payloads = this.getDevicePayloadEntitiesByDeviceSn(deviceSn);
			}
			device.setPayloadsList(payloads);
			redisOps.setWithExpire(RedisConst.DEVICE_ONLINE_PREFIX + device.getDeviceSn(), device, RedisConst.DEVICE_ALIVE_SECOND);
			return true;
			}

			@@ -89,6 +113,57 @@
			.eq(DevicePayloadEntity::getDeviceSn, deviceSn));
			capacityCameraService.deleteCapacityCameraByDeviceSn(deviceSn);
			});
			}

			@Override
			public void updateFirmwareVersion(FirmwareVersionReceiver receiver) {
			mapper.update(DevicePayloadEntity.builder()
			.firmwareVersion(receiver.getFirmwareVersion())
			.build()
			, new LambdaUpdateWrapper<DevicePayloadEntity>()
			.eq(DevicePayloadEntity::getDeviceSn, receiver.getSn()));
			}

			@Override
			public void saveDeviceBasicPayload(List<DevicePayloadReceiver> payloadReceiverList, Long timestamp) {
			if (payloadReceiverList.isEmpty()) {
			return;
			}
			String deviceSn = payloadReceiverList.stream().findAny().get().getDeviceSn();
			String key = RedisConst.STATE_PAYLOAD_PREFIX + deviceSn;
			// Solve timing problems
			long last = (long) Objects.requireNonNullElse(redisOps.get(key), 0L);
			if (last > timestamp) {
			return;
			}


			// Filter unsaved payload information.
			Set<String> payloadSns = this.getDevicePayloadEntitiesByDeviceSn(payloadReceiverList.get(0).getDeviceSn())
			.stream().map(DevicePayloadDTO::getPayloadSn).collect(Collectors.toSet());

			Set<String> newPayloadSns = payloadReceiverList.stream().map(DevicePayloadReceiver::getSn).collect(Collectors.toSet());
			Set<String> needToDel = payloadSns.stream().filter(sn -> !newPayloadSns.contains(sn)).collect(Collectors.toSet());
			this.deletePayloadsByPayloadsSn(needToDel);

			List<DevicePayloadReceiver> needToSave = payloadReceiverList.stream()
			.filter(payload -> !payloadSns.contains(payload.getSn())).collect(Collectors.toList());

			// Save the new payload information.
			boolean isSave = this.savePayloadDTOs(needToSave);
			if (isSave) {
			redisOps.setWithExpire(key, timestamp, RedisConst.DEVICE_ALIVE_SECOND);
			}
			log.debug("The result of saving the payloads is {}.", isSave);
			}

			@Override
			public void deletePayloadsByPayloadsSn(Collection<String> payloadSns) {
			if (CollectionUtils.isEmpty(payloadSns)) {
			return;
			}
			mapper.delete(new LambdaUpdateWrapper<DevicePayloadEntity>()
			.or(wrapper -> payloadSns.forEach(sn -> wrapper.eq(DevicePayloadEntity::getPayloadSn, sn))));
			}

			/**
			@@ -129,8 +204,7 @@

			if (arr.length == 3) {
			Optional<DeviceDictionaryDTO> dictionaryOpt = dictionaryService
			.getOneDictionaryInfoByDomainTypeSubType(DeviceDomainEnum.PAYLOAD.getVal(),
			arr[0], arr[1]);
			.getOneDictionaryInfoByTypeSubType(arr[0], arr[1]);
			dictionaryOpt.ifPresent(dictionary ->
			builder.payloadName(dictionary.getDeviceName())
			.payloadDesc(dictionary.getDeviceDesc()));
			@@ -147,10 +221,17 @@

			return builder
			.payloadSn(dto.getSn())
			.version(dto.getVersion())
			.deviceSn(dto.getSn()
			.substring(0,
			dto.getSn().indexOf("-")))
			.deviceSn(dto.getDeviceSn())
			.build();
			}

			private DevicePayloadDTO receiver2Dto(DevicePayloadReceiver receiver) {
			DevicePayloadDTO.DevicePayloadDTOBuilder builder = DevicePayloadDTO.builder();
			if (receiver == null) {
			return builder.build();
			}
			return builder.payloadSn(receiver.getSn())
			.payloadName(receiver.getPayloadIndex())
			.build();
			}