liu
13 小时以前 5d34bdd3c426bb2ca5f6627424ae67984f745603
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
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
package cn.iocoder.yudao.module.wxcp.service.activity;
 
import cn.hutool.core.collection.CollUtil;
import cn.hutool.core.util.StrUtil;
import cn.iocoder.yudao.framework.common.pojo.PageResult;
import cn.iocoder.yudao.framework.common.util.object.BeanUtils;
import cn.iocoder.yudao.module.system.controller.admin.storage.vo.SystemStorageAttachmentListReqVO;
import cn.iocoder.yudao.module.system.controller.admin.storage.vo.SystemStorageAttachmentSaveReqVO;
import cn.iocoder.yudao.module.system.controller.admin.storage.vo.SystemStorageBlobRespVO;
import cn.iocoder.yudao.module.system.dal.dataobject.storage.SystemStorageBlobDO;
import cn.iocoder.yudao.module.system.service.storage.SystemStorageAttachmentService;
import cn.iocoder.yudao.module.system.service.storage.SystemStorageBlobService;
import cn.iocoder.yudao.module.wxcp.controller.admin.activity.vo.*;
import cn.iocoder.yudao.module.wxcp.dal.dataobject.activity.WxCpActivityDO;
import cn.iocoder.yudao.module.wxcp.dal.dataobject.activity.WxCpActivityFieldDO;
import cn.iocoder.yudao.module.wxcp.dal.dataobject.activity.WxCpActivitySignupDO;
import cn.iocoder.yudao.module.wxcp.dal.dataobject.activity.WxCpActivitySignupValueDO;
import cn.iocoder.yudao.module.wxcp.dal.mysql.activity.WxCpActivityFieldMapper;
import cn.iocoder.yudao.module.wxcp.dal.mysql.activity.WxCpActivityMapper;
import cn.iocoder.yudao.module.wxcp.dal.mysql.activity.WxCpActivitySignupMapper;
import cn.iocoder.yudao.module.wxcp.dal.mysql.activity.WxCpActivitySignupValueMapper;
import cn.iocoder.yudao.module.wxcp.enums.activity.WxCpActivityStatusEnum;
import cn.iocoder.yudao.module.wxcp.enums.activity.WxCpActivityTypeEnum;
import cn.iocoder.yudao.module.wxcp.enums.activity.WxCpPushScopeEnum;
import cn.iocoder.yudao.module.wxcp.enums.activity.WxCpSignupStatusEnum;
import cn.iocoder.yudao.module.wxcp.controller.admin.vo.WxCpPushReqVO;
import cn.iocoder.yudao.module.wxcp.controller.admin.vo.WxCpPushResultVO;
import cn.iocoder.yudao.module.wxcp.framework.config.WxCpProperties;
import cn.iocoder.yudao.module.wxcp.framework.qrcode.WxCpQrCodeUtil;
import cn.iocoder.yudao.module.wxcp.service.push.WxCpMessagePushService;
import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
import jakarta.annotation.Resource;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.validation.annotation.Validated;
 
import java.io.File;
import java.time.LocalDateTime;
import java.time.format.DateTimeFormatter;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import java.util.Objects;
import java.util.Set;
import java.util.TreeMap;
import java.util.stream.Collectors;
 
import static cn.iocoder.yudao.framework.common.exception.util.ServiceExceptionUtil.exception;
import static cn.iocoder.yudao.module.wxcp.enums.ErrorCodeConstants.*;
 
/**
 * 企业微信活动 Service 实现类
 *
 * @author 超级管理员
 */
@Service
@Validated
@Slf4j
public class WxCpActivityServiceImpl implements WxCpActivityService {
 
    private static final DateTimeFormatter TIME_FMT = DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm");
 
    /**
     * 企业微信文本消息约 2048 字节,中文按 3 字节算,这里按字符数留余量
     */
    private static final int MAX_PUSH_CONTENT_LENGTH = 600;
 
    /**
     * 报名附件的关联记录类型,对应 system_storage_attachment.record_type
     */
    public static final String SIGNUP_RECORD_TYPE = "wxcp_activity_signup";
 
    /**
     * 活动封面的关联记录类型,对应 system_storage_attachment.record_type
     */
    public static final String ACTIVITY_RECORD_TYPE = "wxcp_activity";
 
    /**
     * 活动详情图片的关联记录类型,对应 system_storage_attachment.record_type
     *
     * 与封面分开存:封面只允许 1 张、报名页顶部裁剪展示;
     * 详情图可以多张、报名页按原图比例完整展示(二维码/海报这类不能裁的图放这里)。
     */
    public static final String ACTIVITY_DETAIL_RECORD_TYPE = "wxcp_activity_detail";
 
    /**
     * 图片通知模板的图片关联记录类型
     */
    public static final String ACTIVITY_IMAGE_RECORD_TYPE = "wxcp_activity_image";
 
    /**
     * 附件通知模板的附件关联记录类型
     */
    public static final String ACTIVITY_FILE_RECORD_TYPE = "wxcp_activity_file";
 
    /**
     * 附件用途,与其它模块保持一致
     */
    private static final String ATTACHMENT_APPLICATION = "file";
 
    /**
     * 企业微信文件消息上限 20MB
     */
    private static final long MAX_FILE_SIZE = 20L * 1024L * 1024L;
 
    /**
     * 默认评价最高星级
     */
    private static final int DEFAULT_RATING_MAX = 5;
 
    @Resource
    private WxCpActivityMapper wxcpActivityMapper;
    @Resource
    private WxCpActivitySignupMapper wxcpSignupMapper;
    @Resource
    private WxCpActivityFieldMapper activityFieldMapper;
    @Resource
    private WxCpActivitySignupValueMapper signupValueMapper;
 
    @Resource
    private SystemStorageAttachmentService storageAttachmentService;
    @Resource
    private SystemStorageBlobService storageBlobService;
 
    @Resource
    private WxCpMessagePushService messagePushService;
    @Resource
    private WxCpProperties wxCpProperties;
 
    // ==================== 活动管理 ====================
 
    @Override
    @Transactional(rollbackFor = Exception.class)
    public Long createActivity(WxCpActivitySaveReqVO createReqVO) {
        WxCpActivityDO activity = BeanUtils.toBean(createReqVO, WxCpActivityDO.class);
        // 新建的一律是草稿,避免未配置完就被扫码报名
        activity.setStatus(WxCpActivityStatusEnum.DRAFT.getStatus());
        activity.setSignupCount(0);
        activity.setPushStatus(0);
        // 模板类型:默认「数据采集/评价」,与改造前的报名活动行为保持一致
        if (activity.getActivityType() == null) {
            activity.setActivityType(WxCpActivityTypeEnum.FORM.getType());
        }
        if (activity.getRatingMax() == null || activity.getRatingMax() <= 0) {
            activity.setRatingMax(DEFAULT_RATING_MAX);
        }
        if (activity.getRatingEnabled() == null) {
            activity.setRatingEnabled(Boolean.FALSE);
        }
        // 报名上限只对数据采集模板有意义;其它模板不传时按不限处理,避免接口强校验
        if (activity.getSignupLimit() == null) {
            activity.setSignupLimit(0);
        }
        if (StrUtil.isBlank(activity.getButtonText())) {
            activity.setButtonText(defaultButtonText(activity.getActivityType()));
        }
        // 推送范围选填,不传默认全员;推送时还能在弹窗里改
        if (activity.getPushScope() == null) {
            activity.setPushScope(WxCpPushScopeEnum.ALL.getScope());
        }
        wxcpActivityMapper.insert(activity);
        // 封面走 system 的附件中间表,业务表不落文件地址字段
        if (CollUtil.isNotEmpty(createReqVO.getBlobIds())) {
            bindActivityAttachments(activity.getId(), createReqVO.getBlobIds());
        }
        // 详情图片同样走附件中间表,与封面分开存,互不影响
        if (CollUtil.isNotEmpty(createReqVO.getDetailBlobIds())) {
            bindActivityDetailAttachments(activity.getId(), createReqVO.getDetailBlobIds());
        }
        // 图片通知 / 附件通知的素材也走附件中间表,各自独立 recordType
        if (CollUtil.isNotEmpty(createReqVO.getImageBlobIds())) {
            bindAttachments(ACTIVITY_IMAGE_RECORD_TYPE, activity.getId(), createReqVO.getImageBlobIds());
        }
        if (CollUtil.isNotEmpty(createReqVO.getFileBlobIds())) {
            bindAttachments(ACTIVITY_FILE_RECORD_TYPE, activity.getId(), createReqVO.getFileBlobIds());
        }
        // 数据采集模板的自定义字段
        if (CollUtil.isNotEmpty(createReqVO.getFieldList())) {
            saveActivityFields(activity.getId(), createReqVO.getFieldList());
        }
        return activity.getId();
    }
 
    @Override
    @Transactional(rollbackFor = Exception.class)
    public void updateActivity(WxCpActivitySaveReqVO updateReqVO) {
        WxCpActivityDO activity = validateActivityExists(updateReqVO.getId());
        // 已结束或已取消的活动不再允许修改
        if (Objects.equals(activity.getStatus(), WxCpActivityStatusEnum.FINISHED.getStatus())
                || Objects.equals(activity.getStatus(), WxCpActivityStatusEnum.CANCELED.getStatus())) {
            throw exception(ACTIVITY_CANNOT_UPDATE);
        }
        WxCpActivityDO updateObj = BeanUtils.toBean(updateReqVO, WxCpActivityDO.class);
        // 以下字段由系统维护,不允许前端覆盖
        updateObj.setStatus(null);
        updateObj.setSignupCount(null);
        updateObj.setPushStatus(null);
        updateObj.setPushTime(null);
        wxcpActivityMapper.updateById(updateObj);
        // blobIds 为 null 表示请求里没带这个字段,视为不改动封面;传空数组才是明确要清空封面
        if (updateReqVO.getBlobIds() != null) {
            bindActivityAttachments(activity.getId(), updateReqVO.getBlobIds());
        }
        // 详情图片同理:null = 不改动,空数组 = 清空
        if (updateReqVO.getDetailBlobIds() != null) {
            bindActivityDetailAttachments(activity.getId(), updateReqVO.getDetailBlobIds());
        }
        if (updateReqVO.getImageBlobIds() != null) {
            bindAttachments(ACTIVITY_IMAGE_RECORD_TYPE, activity.getId(), updateReqVO.getImageBlobIds());
        }
        if (updateReqVO.getFileBlobIds() != null) {
            bindAttachments(ACTIVITY_FILE_RECORD_TYPE, activity.getId(), updateReqVO.getFileBlobIds());
        }
        // 字段列表:null = 不改动,空数组 = 清空
        if (updateReqVO.getFieldList() != null) {
            activityFieldMapper.deleteByActivityId(activity.getId());
            if (CollUtil.isNotEmpty(updateReqVO.getFieldList())) {
                saveActivityFields(activity.getId(), updateReqVO.getFieldList());
            }
        }
    }
 
    @Override
    @Transactional(rollbackFor = Exception.class)
    public void deleteActivity(Long id) {
        validateActivityExists(id);
        wxcpActivityMapper.deleteById(id);
        // 活动删了,所有附件关系与采集字段一并清掉,避免残留成孤儿数据
        storageAttachmentService.deleteAttachmentsByRecordTypeAndRecordId(ACTIVITY_RECORD_TYPE, id);
        storageAttachmentService.deleteAttachmentsByRecordTypeAndRecordId(ACTIVITY_DETAIL_RECORD_TYPE, id);
        storageAttachmentService.deleteAttachmentsByRecordTypeAndRecordId(ACTIVITY_IMAGE_RECORD_TYPE, id);
        storageAttachmentService.deleteAttachmentsByRecordTypeAndRecordId(ACTIVITY_FILE_RECORD_TYPE, id);
        activityFieldMapper.deleteByActivityId(id);
        signupValueMapper.deleteByActivityId(id);
    }
 
    @Override
    public WxCpActivityDO getActivity(Long id) {
        return wxcpActivityMapper.selectById(id);
    }
 
    @Override
    public PageResult<WxCpActivityDO> getActivityPage(WxCpActivityPageReqVO pageReqVO) {
        return wxcpActivityMapper.selectPage(pageReqVO);
    }
 
    @Override
    public List<SystemStorageBlobRespVO> getActivityAttachments(Long activityId) {
        return listAttachments(ACTIVITY_RECORD_TYPE, activityId);
    }
 
    @Override
    public List<SystemStorageBlobRespVO> getActivityDetailAttachments(Long activityId) {
        List<SystemStorageBlobRespVO> attachments = listAttachments(ACTIVITY_DETAIL_RECORD_TYPE, activityId);
        // 多张图必须保证展示顺序稳定:底层是 selectByIds,不承诺返回顺序,
        // 这里按 blobId 升序(即上传先后)排一遍,避免同一批图每次刷新换位置。
        return attachments.stream()
                .sorted(Comparator.comparing(SystemStorageBlobRespVO::getId,
                        Comparator.nullsLast(Comparator.naturalOrder())))
                .toList();
    }
 
    @Override
    public List<SystemStorageBlobRespVO> getActivityImageAttachments(Long activityId) {
        return listAttachments(ACTIVITY_IMAGE_RECORD_TYPE, activityId);
    }
 
    @Override
    public List<SystemStorageBlobRespVO> getActivityFileAttachments(Long activityId) {
        return listAttachments(ACTIVITY_FILE_RECORD_TYPE, activityId);
    }
 
    @Override
    public List<WxCpActivityFieldDO> getActivityFields(Long activityId) {
        return activityFieldMapper.selectListByActivityId(activityId);
    }
 
    @Override
    public List<WxCpActivitySignupValueDO> getSignupValues(Long signupId) {
        return signupValueMapper.selectListBySignupId(signupId);
    }
 
    /**
     * 保存活动自定义采集字段
     *
     * 先整体清空再插入,保证前端提交的顺序与内容就是最终结果;
     * 已产生的报名值做字段名/类型快照,不会因为这里重建字段而丢失含义。
     */
    private void saveActivityFields(Long activityId, List<WxCpActivityFieldSaveReqVO> fieldList) {
        int index = 1;
        for (WxCpActivityFieldSaveReqVO field : fieldList) {
            if (field == null || StrUtil.isBlank(field.getFieldLabel())) {
                throw exception(ACTIVITY_FIELD_LABEL_REQUIRED, index);
            }
            String fieldType = StrUtil.blankToDefault(field.getFieldType(), WxCpActivityFieldDO.TYPE_TEXT);
            boolean needOptions = WxCpActivityFieldDO.TYPE_SELECT.equals(fieldType)
                    || WxCpActivityFieldDO.TYPE_RADIO.equals(fieldType)
                    || WxCpActivityFieldDO.TYPE_CHECKBOX.equals(fieldType);
            if (needOptions && StrUtil.isBlank(field.getFieldOptions())) {
                throw exception(ACTIVITY_FIELD_OPTIONS_REQUIRED, field.getFieldLabel());
            }
            activityFieldMapper.insert(WxCpActivityFieldDO.builder()
                    .activityId(activityId)
                    .fieldLabel(StrUtil.trim(field.getFieldLabel()))
                    .fieldType(fieldType)
                    .fieldOptions(StrUtil.trim(field.getFieldOptions()))
                    .required(Boolean.TRUE.equals(field.getRequired()))
                    .placeholder(StrUtil.trim(field.getPlaceholder()))
                    .sortNo(field.getSortNo() != null ? field.getSortNo() : index)
                    .build());
            index++;
        }
    }
 
    /**
     * 绑定活动封面附件
     *
     * 走 system 模块的附件中间表(record_type = wxcp_activity),
     * 业务表不加文件地址列、不自建 upload 接口,符合项目统一文件管理规范。
     *
     * 传空集合会清掉关联记录但保留文件本身(bindAttachments 只删中间表记录)。
     * 注意不要改用 deleteAttachmentsByRecordTypeAndRecordId 来"先删后加":
     * 那个方法会连 blob 一起删掉,同一个文件重新绑定时会因为文件已不存在而查不出来。
     */
    private void bindActivityAttachments(Long activityId, List<Long> blobIds) {
        bindAttachments(ACTIVITY_RECORD_TYPE, activityId, blobIds);
    }
 
    /**
     * 绑定活动详情图片附件(record_type = wxcp_activity_detail),规则同封面
     */
    private void bindActivityDetailAttachments(Long activityId, List<Long> blobIds) {
        bindAttachments(ACTIVITY_DETAIL_RECORD_TYPE, activityId, blobIds);
    }
 
    private void bindAttachments(String recordType, Long activityId, List<Long> blobIds) {
        SystemStorageAttachmentSaveReqVO bindReqVO = new SystemStorageAttachmentSaveReqVO();
        bindReqVO.setApplication(ATTACHMENT_APPLICATION);
        bindReqVO.setRecordType(recordType);
        bindReqVO.setRecordId(activityId);
        bindReqVO.setBlobItems(toBlobItems(blobIds));
        storageAttachmentService.bindAttachments(bindReqVO);
    }
 
    private List<SystemStorageAttachmentSaveReqVO.BlobItem> toBlobItems(List<Long> blobIds) {
        if (CollUtil.isEmpty(blobIds)) {
            return Collections.emptyList();
        }
        return blobIds.stream()
                .filter(Objects::nonNull)
                .distinct()
                .map(blobId -> {
                    SystemStorageAttachmentSaveReqVO.BlobItem item = new SystemStorageAttachmentSaveReqVO.BlobItem();
                    item.setBlobId(blobId);
                    return item;
                })
                .toList();
    }
 
    private List<SystemStorageBlobRespVO> listAttachments(String recordType, Long recordId) {
        SystemStorageAttachmentListReqVO listReqVO = new SystemStorageAttachmentListReqVO();
        listReqVO.setApplication(ATTACHMENT_APPLICATION);
        listReqVO.setRecordType(recordType);
        listReqVO.setRecordId(recordId);
        return storageAttachmentService.listAttachments(listReqVO);
    }
 
    @Override
    public void publishActivity(Long id) {
        WxCpActivityDO activity = validateActivityExists(id);
        if (Objects.equals(activity.getStatus(), WxCpActivityStatusEnum.PUBLISHED.getStatus())) {
            return; // 已发布,幂等返回
        }
        if (Objects.equals(activity.getStatus(), WxCpActivityStatusEnum.FINISHED.getStatus())
                || Objects.equals(activity.getStatus(), WxCpActivityStatusEnum.CANCELED.getStatus())) {
            throw exception(ACTIVITY_STATUS_FINISHED);
        }
        wxcpActivityMapper.updateById(WxCpActivityDO.builder()
                .id(id).status(WxCpActivityStatusEnum.PUBLISHED.getStatus()).build());
    }
 
    @Override
    public void finishActivity(Long id) {
        validateActivityExists(id);
        wxcpActivityMapper.updateById(WxCpActivityDO.builder()
                .id(id).status(WxCpActivityStatusEnum.FINISHED.getStatus()).build());
    }
 
    @Override
    public void cancelActivity(Long id) {
        validateActivityExists(id);
        wxcpActivityMapper.updateById(WxCpActivityDO.builder()
                .id(id).status(WxCpActivityStatusEnum.CANCELED.getStatus()).build());
    }
 
    // ==================== 推送 ====================
 
    @Override
    public WxCpPushResultVO pushActivity(WxCpPushReqVO pushReqVO) {
        WxCpActivityDO activity = validateActivityExists(pushReqVO.getId());
        if (!Objects.equals(activity.getStatus(), WxCpActivityStatusEnum.PUBLISHED.getStatus())) {
            throw exception(ACTIVITY_STATUS_NOT_PUBLISHED);
        }
 
        // 推送范围与目标:请求里传了就用请求的,否则沿用活动上配置的
        Integer scope = pushReqVO.getPushScope() != null ? pushReqVO.getPushScope() : activity.getPushScope();
        String target = StrUtil.isNotBlank(pushReqVO.getPushTarget())
                ? pushReqVO.getPushTarget() : activity.getPushTarget();
        if (scope == null) {
            scope = WxCpPushScopeEnum.ALL.getScope();
        }
 
        // 按活动模板类型选择推送形态
        Integer activityType = activity.getActivityType() != null
                ? activity.getActivityType() : WxCpActivityTypeEnum.FORM.getType();
        WxCpPushResultVO result;
        if (Objects.equals(activityType, WxCpActivityTypeEnum.TEXT.getType())) {
            result = messagePushService.pushText(buildTextContent(activity), scope, target);
        } else if (Objects.equals(activityType, WxCpActivityTypeEnum.IMAGE.getType())) {
            result = pushImages(activity, scope, target);
        } else if (Objects.equals(activityType, WxCpActivityTypeEnum.FILE.getType())) {
            result = pushFiles(activity, scope, target);
        } else if (Objects.equals(activityType, WxCpActivityTypeEnum.MESSAGE.getType())) {
            String url = tryBuildSignupUrl(activity.getId());
            result = StrUtil.isBlank(url)
                    ? messagePushService.pushText(buildTextContent(activity), scope, target)
                    : messagePushService.pushCard(activity.getTitle(), buildMessageDescription(activity),
                    url, pushButtonText(activity), scope, target);
        } else {
            // 数据采集/评价:卡片直达采集页,点消息或扫码都能填写
            result = messagePushService.pushCard(
                    activity.getTitle(), buildPushDescription(activity),
                    buildSignupUrl(activity.getId()), pushButtonText(activity), scope, target);
        }
 
        if (Boolean.TRUE.equals(result.getSuccess())) {
            wxcpActivityMapper.updateById(WxCpActivityDO.builder()
                    .id(activity.getId())
                    .pushScope(scope)
                    .pushTarget(target)
                    .pushStatus(1)
                    .pushTime(LocalDateTime.now())
                    .build());
        }
        return result;
    }
 
    /**
     * 拼装推送消息正文
     *
     * 只放成员报名前最关心的信息:时间、地点、报名截止;详情让用户点进报名页看
     */
    private String buildPushDescription(WxCpActivityDO activity) {
        StringBuilder sb = new StringBuilder();
        if (activity.getStartTime() != null) {
            sb.append("活动时间:").append(activity.getStartTime().format(TIME_FMT));
            if (activity.getEndTime() != null) {
                sb.append(" ~ ").append(activity.getEndTime().format(TIME_FMT));
            }
            sb.append("\n");
        }
        if (StrUtil.isNotBlank(activity.getLocation())) {
            sb.append("活动地点:").append(activity.getLocation()).append("\n");
        }
        if (activity.getSignupEndTime() != null) {
            sb.append("报名截止:").append(activity.getSignupEndTime().format(TIME_FMT)).append("\n");
        }
        if (activity.getSignupLimit() != null && activity.getSignupLimit() > 0) {
            sb.append("名额:").append(activity.getSignupCount()).append("/")
                    .append(activity.getSignupLimit()).append("\n");
        }
        sb.append("点击下方按钮查看详情并报名");
        return sb.toString();
    }
 
    /**
     * 纯文本/图片/附件模板的正文:标题 + 时间地点 + 活动详情,过长截断避免整条消息发送失败
     */
    private String buildTextContent(WxCpActivityDO activity) {
        StringBuilder body = new StringBuilder();
        if (activity.getStartTime() != null) {
            body.append("活动时间:").append(activity.getStartTime().format(TIME_FMT));
            if (activity.getEndTime() != null) {
                body.append(" ~ ").append(activity.getEndTime().format(TIME_FMT));
            }
            body.append("\n");
        }
        if (StrUtil.isNotBlank(activity.getLocation())) {
            body.append("活动地点:").append(activity.getLocation()).append("\n");
        }
        if (StrUtil.isNotBlank(activity.getContent())) {
            body.append(activity.getContent());
        }
        String content = "【" + activity.getTitle() + "】\n" + body.toString().trim();
        if (content.length() > MAX_PUSH_CONTENT_LENGTH) {
            content = content.substring(0, MAX_PUSH_CONTENT_LENGTH)
                    + "\n……(内容过长已截断,请到系统内查看完整内容)";
        }
        return content;
    }
 
    /**
     * 单条消息模板的卡片正文:活动摘要 + 引导点击
     */
    private String buildMessageDescription(WxCpActivityDO activity) {
        String body = buildTextContent(activity);
        // textcard 的 description 约 512 字节,留出余量,避免整条卡片发送失败
        if (body.length() > 300) {
            body = body.substring(0, 300) + "……";
        }
        return body + "\n点击下方按钮查看详情";
    }
 
    private String pushButtonText(WxCpActivityDO activity) {
        return StrUtil.blankToDefault(activity.getButtonText(),
                defaultButtonText(activity.getActivityType()));
    }
 
    private String defaultButtonText(Integer activityType) {
        if (Objects.equals(activityType, WxCpActivityTypeEnum.MESSAGE.getType())) {
            return "查看详情";
        }
        return "立即报名";
    }
 
    /**
     * 拼装活动页地址;未配置外网前缀时返回 null,由调用方降级为文本推送
     */
    private String tryBuildSignupUrl(Long id) {
        try {
            return buildSignupUrl(id);
        } catch (Exception e) {
            log.warn("[tryBuildSignupUrl][未配置活动页外网地址,降级为文本推送 id={}]", id);
            return null;
        }
    }
 
    /**
     * 图片通知:先发文字说明,再逐张发送图片
     */
    private WxCpPushResultVO pushImages(WxCpActivityDO activity, Integer scope, String target) {
        List<SystemStorageBlobRespVO> images = getActivityImageAttachments(activity.getId());
        if (CollUtil.isEmpty(images)) {
            throw exception(ACTIVITY_IMAGE_REQUIRED);
        }
        List<WxCpPushResultVO> results = new ArrayList<>();
        // 有正文就先发一条文字说明;文字失败不影响后续图片发送
        if (StrUtil.isNotBlank(activity.getContent())) {
            results.add(messagePushService.pushText(buildTextContent(activity), scope, target));
        }
        for (SystemStorageBlobRespVO image : images) {
            SystemStorageBlobDO blob = storageBlobService.getStorageBlob(image.getId());
            if (blob == null) {
                throw exception(ACTIVITY_FILE_NOT_EXISTS);
            }
            if (StrUtil.isNotBlank(blob.getContentType())
                    && !StrUtil.startWithIgnoreCase(blob.getContentType(), "image/")) {
                throw exception(ACTIVITY_IMAGE_ONLY);
            }
            File file = storageBlobService.getPublicFile(blob.getUidFilename(), blob.getResourceKey());
            if (file == null || !file.exists()) {
                throw exception(ACTIVITY_FILE_NOT_EXISTS);
            }
            results.add(messagePushService.pushImage(file, scope, target));
        }
        return aggregatePushResults(results, "图片");
    }
 
    /**
     * 附件通知:先发文字说明,再逐个发送文件
     */
    private WxCpPushResultVO pushFiles(WxCpActivityDO activity, Integer scope, String target) {
        List<SystemStorageBlobRespVO> files = getActivityFileAttachments(activity.getId());
        if (CollUtil.isEmpty(files)) {
            throw exception(ACTIVITY_FILE_REQUIRED);
        }
        List<WxCpPushResultVO> results = new ArrayList<>();
        if (StrUtil.isNotBlank(activity.getContent())) {
            results.add(messagePushService.pushText(buildTextContent(activity), scope, target));
        }
        for (SystemStorageBlobRespVO item : files) {
            SystemStorageBlobDO blob = storageBlobService.getStorageBlob(item.getId());
            if (blob == null) {
                throw exception(ACTIVITY_FILE_NOT_EXISTS);
            }
            if (blob.getByteSize() != null && blob.getByteSize() > MAX_FILE_SIZE) {
                throw exception(ACTIVITY_FILE_TOO_LARGE);
            }
            File file = storageBlobService.getPublicFile(blob.getUidFilename(), blob.getResourceKey());
            if (file == null || !file.exists()) {
                throw exception(ACTIVITY_FILE_NOT_EXISTS);
            }
            results.add(messagePushService.pushFile(file, blob.getOriginalFilename(), null, scope, target));
        }
        return aggregatePushResults(results, "附件");
    }
 
    /**
     * 多条消息合并结果:任一条失败即视为整体失败,并把失败原因汇总给前端
     */
    private WxCpPushResultVO aggregatePushResults(List<WxCpPushResultVO> results, String label) {
        if (CollUtil.isEmpty(results)) {
            return new WxCpPushResultVO(false, null, label + "推送内容为空", null, null);
        }
        List<WxCpPushResultVO> failures = results.stream()
                .filter(r -> !Boolean.TRUE.equals(r.getSuccess()))
                .toList();
        if (failures.isEmpty()) {
            return new WxCpPushResultVO(true, 0, "推送成功", null, null);
        }
        String message = failures.stream()
                .map(WxCpPushResultVO::getMessage)
                .filter(StrUtil::isNotBlank)
                .distinct()
                .collect(Collectors.joining(";"));
        return new WxCpPushResultVO(false, failures.get(0).getErrCode(),
                label + "推送失败:" + message, null, null);
    }
 
    @Override
    public byte[] generateSignupQrCode(Long id, int size) {
        validateActivityExists(id);
        String url = buildSignupUrl(id);
        Integer configured = wxCpProperties.getQrcodeSize();
        int actualSize = size > 0 ? size : (configured != null ? configured : WxCpQrCodeUtil.DEFAULT_SIZE);
        return WxCpQrCodeUtil.generatePng(url, actualSize);
    }
 
    @Override
    public String buildSignupUrl(Long id) {
        String prefix = wxCpProperties.getSignupUrlPrefix();
        if (StrUtil.isBlank(prefix)) {
            throw exception(QRCODE_SIGNUP_URL_NOT_CONFIGURED);
        }
        // 去掉结尾斜杠,避免拼出 //admin-api
        String base = StrUtil.removeSuffix(prefix.trim(), "/");
        return base + "/admin-api/wxcp/activity/signup-page?id=" + id;
    }
 
    // ==================== 报名 ====================
 
    @Override
    @Transactional(rollbackFor = Exception.class)
    public Long createSignup(WxCpSignupPublicReqVO reqVO) {
        WxCpActivityDO activity = validateActivityExists(reqVO.getActivityId());
 
        // 1. 活动必须是已发布状态
        if (!Objects.equals(activity.getStatus(), WxCpActivityStatusEnum.PUBLISHED.getStatus())) {
            throw exception(SIGNUP_ACTIVITY_NOT_PUBLISHED);
        }
        // 只有「数据采集/评价」模板有表单,其它模板只做消息推送
        Integer activityType = activity.getActivityType() != null
                ? activity.getActivityType() : WxCpActivityTypeEnum.FORM.getType();
        if (!Objects.equals(activityType, WxCpActivityTypeEnum.FORM.getType())) {
            throw exception(SIGNUP_NOT_SUPPORTED);
        }
 
        // 2. 校验报名时间窗口
        LocalDateTime now = LocalDateTime.now();
        if (activity.getSignupStartTime() != null && now.isBefore(activity.getSignupStartTime())) {
            throw exception(SIGNUP_NOT_IN_PERIOD);
        }
        if (activity.getSignupEndTime() != null && now.isAfter(activity.getSignupEndTime())) {
            throw exception(SIGNUP_NOT_IN_PERIOD);
        }
 
        // 3. 校验名额
        if (activity.getSignupLimit() != null && activity.getSignupLimit() > 0
                && activity.getSignupCount() != null && activity.getSignupCount() >= activity.getSignupLimit()) {
            throw exception(SIGNUP_FULL);
        }
 
        // 3.1 校验自定义采集字段与评价,避免把空值写进库
        List<WxCpActivityFieldDO> fields = getActivityFields(activity.getId());
        List<WxCpActivitySignupValueDO> fieldValues =
                buildSignupValues(activity.getId(), fields, reqVO.getFieldValues());
        validateRating(activity, reqVO.getRatingScore());
 
        // 4. 去重:有企业微信账号按账号查;没有账号但有手机号则按手机号查;
        //    两者都没有时无法判定身份,不做去重——否则空手机号会互相误判成同一人
        String wxUserId = StrUtil.trimToEmpty(reqVO.getWxUserId());
        String mobile = StrUtil.trimToEmpty(reqVO.getMobile());
        WxCpActivitySignupDO exists = null;
        if (StrUtil.isNotBlank(wxUserId)) {
            exists = wxcpSignupMapper.selectByActivityIdAndWxUserId(activity.getId(), wxUserId);
        } else if (StrUtil.isNotBlank(mobile)) {
            exists = wxcpSignupMapper.selectByActivityIdAndMobile(activity.getId(), mobile);
        }
        if (exists != null && !Objects.equals(exists.getStatus(), WxCpSignupStatusEnum.CANCELED.getStatus())) {
            throw exception(SIGNUP_DUPLICATED);
        }
        // 之前取消过,则复用原记录重新报名,避免同一个人留多条历史
        if (exists != null) {
            wxcpSignupMapper.updateById(WxCpActivitySignupDO.builder()
                    .id(exists.getId())
                    .name(StrUtil.trimToEmpty(reqVO.getName()))
                    .mobile(mobile)
                    .deptName(reqVO.getDeptName())
                    .content(reqVO.getContent())
                    .ratingScore(reqVO.getRatingScore())
                    .remark(reqVO.getRemark())
                    .status(WxCpSignupStatusEnum.SIGNED_UP.getStatus())
                    .signupTime(now)
                    .checkInTime(null)
                    .build());
            // 重新报名时旧附件/采集值作废,按本次提交覆盖
            bindSignupAttachments(exists.getId(), reqVO.getBlobIds());
            signupValueMapper.deleteBySignupId(exists.getId());
            insertSignupValues(fieldValues, exists.getId());
            incrementSignupCount(activity.getId());
            return exists.getId();
        }
 
        // 5. 新增报名记录
        WxCpActivitySignupDO signup = BeanUtils.toBean(reqVO, WxCpActivitySignupDO.class);
        signup.setWxUserId(wxUserId);
        // 姓名、手机号改为选填:统一存空串而不是 null,避免后续按手机号查重时空值语义混乱
        signup.setName(StrUtil.trimToEmpty(reqVO.getName()));
        signup.setMobile(mobile);
        signup.setRatingScore(reqVO.getRatingScore());
        signup.setStatus(WxCpSignupStatusEnum.SIGNED_UP.getStatus());
        signup.setSignupTime(now);
        wxcpSignupMapper.insert(signup);
 
        // 6. 绑定报名人上传的图片/附件与采集字段值
        bindSignupAttachments(signup.getId(), reqVO.getBlobIds());
        insertSignupValues(fieldValues, signup.getId());
 
        // 7. 用 SQL 自增,避免并发下的读改写丢失更新
        incrementSignupCount(activity.getId());
        return signup.getId();
    }
 
    /**
     * 绑定报名附件(全量覆盖:先清掉该报名记录下的旧关联,再绑新的)
     *
     * 走 system 模块的附件中间表(record_type = wxcp_activity_signup),
     * 不新建 upload 接口、不落文件地址字段,符合项目统一文件管理规范。
     * 传空集合只清关联、不删文件本身。
     */
    private void bindSignupAttachments(Long signupId, List<Long> blobIds) {
        SystemStorageAttachmentSaveReqVO bindReqVO = new SystemStorageAttachmentSaveReqVO();
        bindReqVO.setApplication(ATTACHMENT_APPLICATION);
        bindReqVO.setRecordType(SIGNUP_RECORD_TYPE);
        bindReqVO.setRecordId(signupId);
        bindReqVO.setBlobItems(toBlobItems(blobIds));
        storageAttachmentService.bindAttachments(bindReqVO);
    }
 
    @Override
    public List<SystemStorageBlobRespVO> getSignupAttachments(Long signupId) {
        return listAttachments(SIGNUP_RECORD_TYPE, signupId);
    }
 
    /**
     * 组装报名采集值:按字段定义逐项校验必填,没填的字段不落行
     */
    private List<WxCpActivitySignupValueDO> buildSignupValues(Long activityId, List<WxCpActivityFieldDO> fields,
                                                               List<WxCpSignupValueReqVO> reqValues) {
        if (CollUtil.isEmpty(fields)) {
            return Collections.emptyList();
        }
        Map<Long, String> valueMap = CollUtil.isEmpty(reqValues) ? Collections.emptyMap()
                : reqValues.stream()
                .filter(v -> v != null && v.getFieldId() != null)
                .collect(Collectors.toMap(WxCpSignupValueReqVO::getFieldId,
                        v -> StrUtil.trimToEmpty(v.getFieldValue()), (a, b) -> b));
        List<WxCpActivitySignupValueDO> result = new ArrayList<>();
        for (WxCpActivityFieldDO field : fields) {
            String value = StrUtil.trimToEmpty(valueMap.get(field.getId()));
            if (Boolean.TRUE.equals(field.getRequired()) && StrUtil.isBlank(value)) {
                throw exception(SIGNUP_FIELD_REQUIRED, field.getFieldLabel());
            }
            if (StrUtil.isBlank(value)) {
                continue;
            }
            result.add(WxCpActivitySignupValueDO.builder()
                    .activityId(activityId)
                    .fieldId(field.getId())
                    .fieldLabel(field.getFieldLabel())
                    .fieldType(field.getFieldType())
                    .fieldValue(value)
                    .sortNo(field.getSortNo())
                    .build());
        }
        return result;
    }
 
    private void insertSignupValues(List<WxCpActivitySignupValueDO> values, Long signupId) {
        if (CollUtil.isEmpty(values)) {
            return;
        }
        values.forEach(value -> value.setSignupId(signupId));
        signupValueMapper.insertBatch(values);
    }
 
    /**
     * 开启评价时校验星级范围
     */
    private void validateRating(WxCpActivityDO activity, Integer score) {
        if (!Boolean.TRUE.equals(activity.getRatingEnabled())) {
            return;
        }
        if (score == null) {
            throw exception(SIGNUP_RATING_REQUIRED);
        }
        int max = activity.getRatingMax() != null && activity.getRatingMax() > 0
                ? activity.getRatingMax() : DEFAULT_RATING_MAX;
        if (score < 1 || score > max) {
            throw exception(SIGNUP_RATING_INVALID, max);
        }
    }
 
    private void incrementSignupCount(Long activityId) {
        wxcpActivityMapper.update(null, new LambdaUpdateWrapper<WxCpActivityDO>()
                .setSql("signup_count = signup_count + 1")
                .eq(WxCpActivityDO::getId, activityId));
    }
 
    private void decrementSignupCount(Long activityId) {
        wxcpActivityMapper.update(null, new LambdaUpdateWrapper<WxCpActivityDO>()
                .setSql("signup_count = CASE WHEN signup_count > 0 THEN signup_count - 1 ELSE 0 END")
                .eq(WxCpActivityDO::getId, activityId));
    }
 
    @Override
    @Transactional(rollbackFor = Exception.class)
    public void cancelSignup(Long id) {
        WxCpActivitySignupDO signup = validateSignupExists(id);
        if (Objects.equals(signup.getStatus(), WxCpSignupStatusEnum.CANCELED.getStatus())) {
            throw exception(SIGNUP_ALREADY_CANCELED);
        }
        wxcpSignupMapper.updateById(WxCpActivitySignupDO.builder()
                .id(id).status(WxCpSignupStatusEnum.CANCELED.getStatus()).build());
        decrementSignupCount(signup.getActivityId());
    }
 
    @Override
    public void checkInSignup(Long id) {
        WxCpActivitySignupDO signup = validateSignupExists(id);
        if (Objects.equals(signup.getStatus(), WxCpSignupStatusEnum.CANCELED.getStatus())) {
            throw exception(SIGNUP_ALREADY_CANCELED);
        }
        if (Objects.equals(signup.getStatus(), WxCpSignupStatusEnum.CHECKED_IN.getStatus())) {
            throw exception(SIGNUP_ALREADY_CHECKED_IN);
        }
        wxcpSignupMapper.updateById(WxCpActivitySignupDO.builder()
                .id(id)
                .status(WxCpSignupStatusEnum.CHECKED_IN.getStatus())
                .checkInTime(LocalDateTime.now())
                .build());
    }
 
    @Override
    public WxCpActivitySignupDO getSignup(Long id) {
        return wxcpSignupMapper.selectById(id);
    }
 
    @Override
    public PageResult<WxCpActivitySignupDO> getSignupPage(WxCpSignupPageReqVO pageReqVO) {
        return wxcpSignupMapper.selectPage(pageReqVO);
    }
 
    @Override
    public WxCpActivityStatsRespVO getActivityStats(Long activityId) {
        WxCpActivityDO activity = validateActivityExists(activityId);
        List<WxCpActivitySignupDO> all = wxcpSignupMapper.selectListByActivityId(activityId);
 
        // 一次遍历同时算总数与三类分布,避免多次全表扫描
        int signedUp = 0, checkedIn = 0, canceled = 0;
        Map<String, Integer> deptMap = new LinkedHashMap<>();
        Map<String, Integer> dateMap = new TreeMap<>();
        int fromWxCp = 0, fromForm = 0;
        for (WxCpActivitySignupDO s : all) {
            Integer st = s.getStatus();
            if (Objects.equals(st, WxCpSignupStatusEnum.CANCELED.getStatus())) {
                canceled++;
                continue; // 已取消不计入部门/日期分布,否则统计会虚高
            }
            if (Objects.equals(st, WxCpSignupStatusEnum.CHECKED_IN.getStatus())) {
                checkedIn++;
            } else {
                signedUp++;
            }
            deptMap.merge(StrUtil.blankToDefault(s.getDeptName(), "未填写部门"), 1, Integer::sum);
            if (s.getSignupTime() != null) {
                dateMap.merge(s.getSignupTime().toLocalDate().toString(), 1, Integer::sum);
            }
            if (StrUtil.isNotBlank(s.getWxUserId())) {
                fromWxCp++;
            } else {
                fromForm++;
            }
        }
 
        int totalSignup = signedUp + checkedIn;
        WxCpActivityStatsRespVO vo = new WxCpActivityStatsRespVO();
        vo.setActivityId(activity.getId());
        vo.setActivityTitle(activity.getTitle());
        vo.setSignupLimit(activity.getSignupLimit());
        vo.setTotalSignup(totalSignup);
        vo.setSignedUpCount(signedUp);
        vo.setCheckedInCount(checkedIn);
        vo.setCanceledCount(canceled);
 
        // 名额相关指标:不限名额时保持 null,前端据此显示"不限"
        Integer limit = activity.getSignupLimit();
        if (limit != null && limit > 0) {
            vo.setRemaining(Math.max(0, limit - totalSignup));
            vo.setSignupPercent(Math.min(100, (int) Math.round(totalSignup * 100.0 / limit)));
        }
        vo.setCheckInPercent(totalSignup == 0 ? 0
                : (int) Math.round(checkedIn * 100.0 / totalSignup));
 
        vo.setDeptStats(toNameCountList(deptMap));
        vo.setDateStats(toNameCountList(dateMap));
        // 来源分布:用显式 put,避免双大括号初始化捕获循环中变更的局部变量
        Map<String, Integer> sourceMap = new LinkedHashMap<>();
        sourceMap.put("企业微信身份", fromWxCp);
        sourceMap.put("表单填写", fromForm);
        vo.setSourceStats(toNameCountList(sourceMap));
        return vo;
    }
 
    private List<WxCpActivityStatsRespVO.NameCount> toNameCountList(Map<String, Integer> map) {
        return map.entrySet().stream()
                .map(e -> new WxCpActivityStatsRespVO.NameCount(e.getKey(), e.getValue()))
                .toList();
    }
 
    // ==================== 校验辅助 ====================
 
    private WxCpActivityDO validateActivityExists(Long id) {
        if (id == null) {
            throw exception(ACTIVITY_NOT_EXISTS);
        }
        WxCpActivityDO activity = wxcpActivityMapper.selectById(id);
        if (activity == null) {
            throw exception(ACTIVITY_NOT_EXISTS);
        }
        return activity;
    }
 
    private WxCpActivitySignupDO validateSignupExists(Long id) {
        WxCpActivitySignupDO signup = wxcpSignupMapper.selectById(id);
        if (signup == null) {
            throw exception(SIGNUP_NOT_EXISTS);
        }
        return signup;
    }
 
}