fix: 修复创建分享接口报错

src/modules/share/entities/share-level-progress.entity.ts

@@ -7,22 +7,38 @@ import {
   Index,
   Unique,
 } from 'typeorm';
-import { ShareParticipant } from './share-participant.entity';
+import { ShareConfig } from './share-config.entity';
 import { Level } from '../../wechat-game/entities/level.entity';
 
+/**
+ * 分享挑战内的单关进度。
+ *
+ * (share_config_id, participant_id, level_id) 三元组保证：
+ *   同一用户在不同分享挑战中对同一关的记录互不干扰。
+ *
+ * participant_id 直接存储 wx_users.id（用户 UUID），不再引用 share_participants。
+ */
 @Entity('share_level_progress')
-@Unique('uq_participant_level', ['participantId', 'levelId'])
+@Unique('uq_share_participant_level', [
+  'shareConfigId',
+  'participantId',
+  'levelId',
+])
 export class ShareLevelProgress {
   @PrimaryGeneratedColumn('uuid')
   id!: string;
 
-  @Index('idx_slp_participant_id')
-  @Column({ type: 'char', length: 36, name: 'participant_id' })
-  participantId!: string;
+  @Index('idx_slp_share_config_id')
+  @Column({ type: 'varchar', length: 191, name: 'share_config_id' })
+  shareConfigId!: string;
 
-  @ManyToOne(() => ShareParticipant)
-  @JoinColumn({ name: 'participant_id' })
-  participant!: ShareParticipant;
+  @ManyToOne(() => ShareConfig)
+  @JoinColumn({ name: 'share_config_id' })
+  shareConfig!: ShareConfig;
+
+  @Index('idx_slp_participant_id')
+  @Column({ type: 'varchar', length: 191, name: 'participant_id' })
+  participantId!: string;
 
   @Index('idx_slp_level_id')
   @Column({ type: 'char', length: 191, name: 'level_id' })

src/modules/share/entities/share-participant.entity.ts

@@ -1,33 +1,34 @@
 import {
   Entity,
-  PrimaryGeneratedColumn,
-  Column,
+  PrimaryColumn,
   CreateDateColumn,
   ManyToOne,
   JoinColumn,
   Index,
-  Unique,
 } from 'typeorm';
 import { User } from '../../auth/entities/user.entity';
 import { ShareConfig } from './share-config.entity';
 
+/**
+ * 分享挑战参与者关联表。
+ *
+ * 该表为纯关联表，没有独立主键 id：
+ *   - 主键由 (share_config_id, participant_id) 组成
+ *   - participant_id 直接存储 wx_users.id（用户 UUID）
+ */
 @Entity('share_participants')
-@Unique('uq_share_participant', ['shareConfigId', 'participantId'])
 export class ShareParticipant {
-  @PrimaryGeneratedColumn('uuid')
-  id!: string;
-
+  @PrimaryColumn({ type: 'varchar', length: 191, name: 'share_config_id' })
   @Index('idx_share_config_id')
-  @Column({ type: 'varchar', length: 191, name: 'share_config_id' })
   shareConfigId!: string;
 
+  @PrimaryColumn({ type: 'varchar', length: 191, name: 'participant_id' })
+  participantId!: string;
+
   @ManyToOne(() => ShareConfig, (sc) => sc.participants)
   @JoinColumn({ name: 'share_config_id' })
   shareConfig!: ShareConfig;
 
-  @Column({ type: 'varchar', length: 191, name: 'participant_id' })
-  participantId!: string;
-
   @ManyToOne(() => User)
   @JoinColumn({ name: 'participant_id' })
   participant!: User;