xieb
2024-03-23 ca2b0ea0a97804a225b1592ad0017244f4145519
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
package com.dji.sample.wayline.service.impl;
 
import com.dji.sample.common.error.CommonErrorEnum;
import com.dji.sample.common.model.ResponseResult;
import com.dji.sample.component.mqtt.model.*;
import com.dji.sample.component.mqtt.service.IMessageSenderService;
import com.dji.sample.component.redis.RedisConst;
import com.dji.sample.component.redis.RedisOpsUtils;
import com.dji.sample.component.websocket.model.BizCodeEnum;
import com.dji.sample.component.websocket.service.ISendMessageService;
import com.dji.sample.manage.model.dto.DeviceDTO;
import com.dji.sample.manage.model.enums.UserTypeEnum;
import com.dji.sample.manage.service.IDeviceRedisService;
import com.dji.sample.media.model.MediaFileCountDTO;
import com.dji.sample.wayline.model.dto.WaylineJobDTO;
import com.dji.sample.wayline.model.dto.WaylineJobKey;
import com.dji.sample.wayline.model.dto.WaylineTaskProgressExtBreakPoint;
import com.dji.sample.wayline.model.dto.WaylineTaskProgressReceiver;
import com.dji.sample.wayline.model.entity.WaylineJobBreakPointEntity;
import com.dji.sample.wayline.model.enums.WaylineJobStatusEnum;
import com.dji.sample.wayline.model.enums.WaylineTaskTypeEnum;
import com.dji.sample.wayline.service.IFlightTaskService;
import com.dji.sample.wayline.service.IWaylineJobBreakPointService;
import com.dji.sample.wayline.service.IWaylineJobService;
import com.dji.sample.wayline.service.IWaylineRedisService;
import com.fasterxml.jackson.core.type.TypeReference;
import com.fasterxml.jackson.databind.ObjectMapper;
import lombok.extern.slf4j.Slf4j;
import org.apache.http.HttpStatus;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.integration.annotation.ServiceActivator;
import org.springframework.messaging.MessageHeaders;
import org.springframework.scheduling.annotation.Scheduled;
import org.springframework.stereotype.Service;
import org.springframework.util.StringUtils;
 
import java.time.LocalDateTime;
import java.time.ZoneId;
import java.util.*;
import java.util.concurrent.TimeUnit;
 
/**
 * @author sean
 * @version 1.1
 * @date 2022/6/9
 */
@Service
@Slf4j
public class FlightTaskServiceImpl implements IFlightTaskService {
 
    @Autowired
    private IMessageSenderService messageSender;
 
    @Autowired
    private ObjectMapper mapper;
 
    @Autowired
    private ISendMessageService websocketMessageService;
 
    @Autowired
    private IWaylineJobService waylineJobService;
 
    @Autowired
    private IDeviceRedisService deviceRedisService;
 
    @Autowired
    private IWaylineRedisService waylineRedisService;
 
    @Autowired
    private IWaylineJobBreakPointService waylineJobBreakPointService;
 
    /**
     * Handle the progress messages of the flight tasks reported by the dock.
     * 处理机场上报的飞行任务进度信息
     * @param receiver
     * @param headers
     */
    @ServiceActivator(inputChannel = ChannelName.INBOUND_EVENTS_FLIGHT_TASK_PROGRESS, outputChannel = ChannelName.OUTBOUND_EVENTS)
    public CommonTopicReceiver handleProgress(CommonTopicReceiver receiver, MessageHeaders headers) {
        log.info("上报航线任务进度: {}", receiver.toString());
        EventsReceiver<WaylineTaskProgressReceiver> eventsReceiver = mapper.convertValue(receiver.getData(),
                new TypeReference<EventsReceiver<WaylineTaskProgressReceiver>>(){});
        eventsReceiver.setBid(receiver.getBid());
        eventsReceiver.setSn(receiver.getGateway());
 
        //用户记录飞行任务id
        RedisOpsUtils.set(RedisConst.FLIGHT_LOG + "job_id",receiver.getBid());
 
        WaylineTaskProgressReceiver output = eventsReceiver.getOutput();
 
        log.info("任务进度: {}", output.getProgress().toString());
 
        if (null != output.getExt().getBreakPoint()) {
            WaylineTaskProgressExtBreakPoint breakPoint = output.getExt().getBreakPoint();
            log.info("任务进度 ===> 断点信息:{}", breakPoint.toString());
            // 保存断点信息
            try {
                Boolean isAddBp = waylineJobBreakPointService.addWaylineJobBreakPoint(WaylineJobBreakPointEntity.builder()
                        .jobId(receiver.getBid())
                        .bpIndex(breakPoint.getIndex())
                        .state(breakPoint.getState())
                        .progress(breakPoint.getProgress())
                        .waylineId(breakPoint.getWaylineId())
                        .breakReason(breakPoint.getBreakReason())
                        .latitude(breakPoint.getLatitude())
                        .longitude(breakPoint.getLongitude())
                        .height(breakPoint.getHeight())
                        .attitudeHead(breakPoint.getAttitudeHead())
                        .build());
                if (isAddBp) {
                    log.info("任务进度 ===> 断点信息 ===> 保存成功:{}", breakPoint.toString());
                } else {
                    log.info("任务进度 ===> 断点信息 ===> 保存失败:{}", breakPoint.toString());
                }
            }catch (Exception e) {
                log.info("任务进度 ===> 断点信息 ===> 保存失败:{},\n {}", breakPoint.toString(),e.getMessage());
            }
 
        }
 
        if (eventsReceiver.getResult() != ResponseResult.CODE_SUCCESS) {
            log.error("任务进度 ===> 错误编码: " + eventsReceiver.getResult());
        }
 
        EventsResultStatusEnum statusEnum = EventsResultStatusEnum.find(output.getStatus());
        waylineRedisService.setRunningWaylineJob(receiver.getGateway(), eventsReceiver);
 
        Optional<DeviceDTO> deviceOpt = deviceRedisService.getDeviceOnline(receiver.getGateway());
        if (deviceOpt.isEmpty()) {
            return null;
        }
 
        if (statusEnum.getEnd()) {
            handleEndStatus(receiver, statusEnum, output.getExt().getMediaCount(), eventsReceiver.getResult(), deviceOpt.get());
        }
 
        websocketMessageService.sendBatch(deviceOpt.get().getWorkspaceId(), UserTypeEnum.WEB.getVal(),
                        BizCodeEnum.FLIGHT_TASK_PROGRESS.getCode(), eventsReceiver);
 
        return receiver;
    }
 
    private void handleEndStatus(CommonTopicReceiver receiver, EventsResultStatusEnum statusEnum, int mediaCount, int code, DeviceDTO dock) {
 
        WaylineJobDTO job = WaylineJobDTO.builder()
                .jobId(receiver.getBid())
                .status(WaylineJobStatusEnum.SUCCESS.getVal())
                .completedTime(LocalDateTime.now())
                .mediaCount(mediaCount)
                .build();
 
        //记录媒体计数的更新
        if (Objects.nonNull(job.getMediaCount()) && job.getMediaCount() != 0) {
            RedisOpsUtils.hashSet(RedisConst.MEDIA_FILE_PREFIX + receiver.getGateway(), job.getJobId(),
                    MediaFileCountDTO.builder().jobId(receiver.getBid()).mediaCount(job.getMediaCount()).uploadedCount(0).build());
        }
 
        if (EventsResultStatusEnum.OK != statusEnum) {
            job.setCode(code);
            job.setStatus(WaylineJobStatusEnum.FAILED.getVal());
        }
 
        waylineRedisService.getConditionalWaylineJob(receiver.getBid()).ifPresent(waylineJob ->
                retryPrepareConditionJob(new WaylineJobKey(dock.getWorkspaceId(), dock.getDeviceSn(), receiver.getBid()), waylineJob));
        waylineJobService.updateJob(job);
        waylineRedisService.delRunningWaylineJob(receiver.getGateway());
        waylineRedisService.delPausedWaylineJob(receiver.getBid());
        waylineRedisService.delBlockedWaylineJobId(receiver.getGateway());
 
    }
 
    /**
     * Notifications will be received through this interface when tasks are ready on the device.
     * @param receiver
     * @param headers
     */
    @ServiceActivator(inputChannel = ChannelName.INBOUND_EVENTS_FLIGHT_TASK_READY, outputChannel = ChannelName.OUTBOUND_EVENTS)
    public CommonTopicReceiver handleTaskNotifications(CommonTopicReceiver receiver, MessageHeaders headers) {
        String dockSn  = receiver.getGateway();
        Set<String> flightIds = mapper.convertValue(receiver.getData(),
                new TypeReference<Map<String, Set<String>>>(){}).get(MapKeyConst.FLIGHT_IDS);
 
        log.info("ready task list:{}", Arrays.toString(flightIds.toArray()));
        // Check conditional task blocking status.
        String blockedId = waylineRedisService.getBlockedWaylineJobId(dockSn);
        if (StringUtils.hasText(blockedId)) {
            log.info("The dock is in a state of wayline congestion, and the task will not be executed.");
            return null;
        }
 
        Optional<DeviceDTO> deviceOpt = deviceRedisService.getDeviceOnline(dockSn);
        if (deviceOpt.isEmpty()) {
            log.info("The dock is offline.");
            return null;
        }
        DeviceDTO device = deviceOpt.get();
        Optional<WaylineJobDTO> jobOpt = waylineJobService.getJobsByConditions(device.getWorkspaceId(), flightIds, WaylineJobStatusEnum.PENDING)
                .stream().filter(job -> flightIds.contains(job.getJobId()))
                .sorted(Comparator.comparingInt(a -> a.getTaskType().getVal()))
                .min(Comparator.comparing(WaylineJobDTO::getBeginTime));
        if (jobOpt.isEmpty()) {
            return receiver;
        }
        executeReadyTask(jobOpt.get());
 
        return receiver;
    }
 
    private void executeReadyTask(WaylineJobDTO waylineJob) {
        try {
            boolean isExecute = waylineJobService.executeFlightTask(waylineJob.getWorkspaceId(), waylineJob.getJobId());
            if (isExecute || WaylineTaskTypeEnum.CONDITION != waylineJob.getTaskType()) {
                return;
            }
            Optional<WaylineJobDTO> waylineJobOpt = waylineRedisService.getConditionalWaylineJob(waylineJob.getJobId());
            if (waylineJobOpt.isEmpty()) {
                log.info("The conditional job has expired and will no longer be executed.");
                return;
            }
            waylineJob = waylineJobOpt.get();
            this.retryPrepareConditionJob(new WaylineJobKey(waylineJob.getWorkspaceId(), waylineJob.getDockSn(), waylineJob.getJobId()), waylineJob);
        } catch (Exception e) {
            log.error("Failed to execute task. ID: {}, Name:{}", waylineJob.getJobId(), waylineJob.getJobName());
            this.retryPrepareConditionJob(new WaylineJobKey(waylineJob.getWorkspaceId(), waylineJob.getDockSn(), waylineJob.getJobId()), waylineJob);
            e.printStackTrace();
        }
    }
 
    @Scheduled(initialDelay = 10, fixedRate = 5, timeUnit = TimeUnit.SECONDS)
    private void prepareWaylineJob() {
        Optional<WaylineJobKey> jobKeyOpt = waylineRedisService.getNearestPreparedWaylineJob();
        if (jobKeyOpt.isEmpty()) {
            return;
        }
        // format: {workspace_id}:{dock_sn}:{job_id}
        WaylineJobKey jobKey = jobKeyOpt.get();
        log.info("Check the prepared tasks of the wayline. {}", jobKey.toString());
 
        WaylineJobDTO job = WaylineJobDTO.builder()
                .jobId(jobKey.getJobId())
                .status(WaylineJobStatusEnum.FAILED.getVal())
                .executeTime(LocalDateTime.now())
                .completedTime(LocalDateTime.now())
                .code(HttpStatus.SC_INTERNAL_SERVER_ERROR).build();
        Optional<WaylineJobDTO> waylineJobOpt = getPreparedJob(jobKey, job);
        if (waylineJobOpt.isEmpty()) {
            return;
        }
 
        WaylineJobDTO waylineJob = waylineJobOpt.get();
        try {
            ResponseResult result = waylineJobService.publishOneFlightTask(waylineJob);
            if (ResponseResult.CODE_SUCCESS == result.getCode()) {
                return;
            }
            log.info("Failed to prepare the task. {}", result.getMessage());
            job.setCode(result.getCode());
            waylineJobService.updateJob(job);
            // Retry if the end time has not been exceeded.
            this.retryPrepareConditionJob(jobKey, waylineJob);
        } catch (Exception e) {
            log.info("Failed to prepare the task. {}", e.getLocalizedMessage());
            waylineJobService.updateJob(job);
            this.retryPrepareConditionJob(jobKey, waylineJob);
        }
    }
 
    private boolean checkTime(long time) {
        // prepare the task one day in advance.
        int offset = 86_400_000;
        return System.currentTimeMillis() + offset >= time;
    }
 
    private Optional<WaylineJobDTO> getPreparedJob(WaylineJobKey jobKey, WaylineJobDTO job) {
        long time = waylineRedisService.getPreparedWaylineJobTime(jobKey).longValue();
        if (!checkTime(time)) {
            return Optional.empty();
        }
 
        Optional<WaylineJobDTO> waylineJobOpt = waylineRedisService.getConditionalWaylineJob(jobKey.getJobId());
        // Determine whether the conditional task or the scheduled task has expired.
        if (waylineJobOpt.isEmpty()) {
            waylineJobOpt = waylineJobService.getJobByJobId(jobKey.getWorkspaceId(), jobKey.getJobId());
            if (waylineJobOpt.isEmpty() || waylineJobOpt.get().getEndTime().isBefore(LocalDateTime.now())) {
                job.setCode(CommonErrorEnum.REDIS_DATA_NOT_FOUND.getErrorCode());
                waylineJobService.updateJob(job);
                return Optional.empty();
            }
        }
        waylineRedisService.removePreparedWaylineJob(jobKey);
        return waylineJobOpt;
    }
 
    private void retryPrepareConditionJob(WaylineJobKey jobKey, WaylineJobDTO waylineJob) {
        if (WaylineTaskTypeEnum.CONDITION != waylineJob.getTaskType()) {
            return;
        }
        // If the end time is exceeded, no more retries will be made.
        waylineRedisService.delConditionalWaylineJob(jobKey.getJobId());
        if (waylineJob.getEndTime().atZone(ZoneId.systemDefault()).toInstant().toEpochMilli() < System.currentTimeMillis()) {
            return;
        }
 
        Optional<WaylineJobDTO> childJobOpt = waylineJobService.createWaylineJobByParent(jobKey.getWorkspaceId(), jobKey.getJobId());
        if (childJobOpt.isEmpty()) {
            log.error("Failed to create wayline job.");
            return;
        }
 
        WaylineJobDTO newJob = childJobOpt.get();
        newJob.setBeginTime(LocalDateTime.now().plusSeconds(RedisConst.WAYLINE_JOB_BLOCK_TIME));
        boolean isAdd = waylineRedisService.addPreparedWaylineJob(newJob);
        if (!isAdd) {
            log.error("Failed to create wayline job. {}", newJob.getJobId());
            return;
        }
 
        waylineJob.setJobId(newJob.getJobId());
        waylineRedisService.setConditionalWaylineJob(waylineJob);
    }
}