1fadb724ec
- 9 columns, jobId UNIQUE, ON DELETE CASCADE - Repository: create + findByJobId only (no update/upsert) - 14 unit tests (immutability, security, delete strategy) Co-Authored-By: Claude <noreply@anthropic.com>
47 lines
1.3 KiB
TypeScript
47 lines
1.3 KiB
TypeScript
import { Injectable } from '@nestjs/common';
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import { PrismaService } from '../../infrastructure/database/prisma.service';
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/**
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* M-AI-02-05: 不可变 Job 输入快照 Repository
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*
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* 约束：
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* - 只允许 create + findByJobId
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* - 禁止 update / upsert / 覆盖已有 Snapshot
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* - Snapshot 内容必须在应用层通过安全扫描后方可写入
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*/
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@Injectable()
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export class AiJobSnapshotRepository {
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constructor(private readonly prisma: PrismaService) {}
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/**
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* 创建快照。每个 Job 最多一个 Snapshot（jobId UNIQUE）。
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* 若已存在则抛出 Prisma 唯一约束错误，调用方应处理。
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*/
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async create(data: {
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jobId: string;
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jobType: string;
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schemaVersion: string;
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redactionVersion?: string;
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content: Record<string, unknown>;
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contentHash?: string;
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expiresAt?: Date;
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}) {
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return this.prisma.aiJobSnapshot.create({ data });
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}
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/** 按 jobId 查询快照 */
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async findByJobId(jobId: string) {
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return this.prisma.aiJobSnapshot.findUnique({
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where: { jobId },
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});
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}
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/** 删除过期的快照（由 cleanup service 调用） */
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async deleteExpired(before: Date) {
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const result = await this.prisma.aiJobSnapshot.deleteMany({
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where: { expiresAt: { lt: before } },
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});
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return result.count;
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}
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}
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