feat: filter SMS routes by channel sensitive words

2026-09-10 15:50:56 +08:00
parent 86947827cc
commit 8e4bc5a20e
26 changed files with 1615 additions and 41 deletions
@@ -0,0 +1,157 @@
+import {
+  BadRequestException,
+  ConflictException,
+  ForbiddenException,
+  Injectable,
+  NotFoundException,
+} from '@nestjs/common';
+import { Prisma } from '@prisma/client';
+import { PrismaService } from '../prisma/prisma.service';
+
+export function validateChannelWord(value: unknown, editing = false) {
+  if (!value || typeof value !== 'object' || Array.isArray(value)) throw new BadRequestException('规则参数无效');
+  const data = value as Record<string, unknown>;
+  if (Object.keys(data).some((key) => !['channelId', 'word', 'status', 'remark', 'version'].includes(key)))
+    throw new BadRequestException('包含不支持的字段');
+  if (typeof data.channelId !== 'string' || !data.channelId.trim() || data.channelId.length > 160)
+    throw new BadRequestException('请选择通道');
+  if (typeof data.word !== 'string' || !data.word.trim() || data.word.trim().length > 200)
+    throw new BadRequestException('敏感词需为1～200个字符');
+  if (typeof data.status !== 'string' || !['active', 'inactive'].includes(data.status))
+    throw new BadRequestException('状态无效');
+  if (data.remark !== undefined && (typeof data.remark !== 'string' || data.remark.length > 500))
+    throw new BadRequestException('备注最多500个字符');
+  if (editing && (!Number.isSafeInteger(data.version) || Number(data.version) < 1))
+    throw new BadRequestException('请提供规则版本');
+  return {
+    channelId: data.channelId.trim(),
+    word: data.word.trim(),
+    status: data.status as string,
+    remark: (data.remark as string | undefined) ?? '',
+    version: editing ? Number(data.version) : undefined,
+  };
+}
+
+@Injectable()
+export class ChannelSensitiveWordsService {
+  constructor(private readonly prisma: PrismaService) {}
+  async authorize(userId?: string) {
+    if (
+      !userId ||
+      !(await this.prisma.user.findFirst({
+        where: { id: userId, status: 'active', deletedAt: null, roles: { some: { role: { code: 'platform_admin' } } } },
+        select: { id: true },
+      }))
+    )
+      throw new ForbiddenException('无敏感词管理权限');
+  }
+  async list(userId: string | undefined, query: Record<string, string | undefined>) {
+    await this.authorize(userId);
+    const page = Number(query.page ?? 1),
+      pageSize = Number(query.pageSize ?? 25);
+    if (!Number.isSafeInteger(page) || page < 1 || !Number.isSafeInteger(pageSize) || pageSize < 1 || pageSize > 100)
+      throw new BadRequestException('分页参数无效');
+    if (query.status && !['all', 'active', 'inactive'].includes(query.status))
+      throw new BadRequestException('状态无效');
+    if (query.keyword && (typeof query.keyword !== 'string' || query.keyword.length > 200))
+      throw new BadRequestException('搜索词过长');
+    if (query.channelId && typeof query.channelId !== 'string') throw new BadRequestException('通道参数无效');
+    const where: Prisma.ChannelSensitiveWordWhereInput = {
+      status: query.status && query.status !== 'all' ? query.status : { not: 'deleted' },
+      channelId: query.channelId || undefined,
+      word: query.keyword?.trim() ? { contains: query.keyword.trim() } : undefined,
+    };
+    const [items, total] = await this.prisma.$transaction([
+      this.prisma.channelSensitiveWord.findMany({
+        where,
+        include: { channel: { select: { id: true, name: true, status: true } } },
+        orderBy: [{ updatedAt: 'desc' }, { id: 'asc' }],
+        skip: (page - 1) * pageSize,
+        take: pageSize,
+      }),
+      this.prisma.channelSensitiveWord.count({ where }),
+    ]);
+    return { items, total, page, pageSize };
+  }
+  async save(userId: string | undefined, value: unknown, id?: string) {
+    await this.authorize(userId);
+    const data = validateChannelWord(value, Boolean(id));
+    try {
+      return await this.prisma.$transaction(async (tx) => {
+        if (
+          !(await tx.smsChannel.findFirst({
+            where: { id: data.channelId, status: { not: 'deleted' } },
+            select: { id: true },
+          }))
+        )
+          throw new BadRequestException('通道不存在或已删除');
+        const current = id
+          ? await tx.channelSensitiveWord.findUnique({ where: { id } })
+          : await tx.channelSensitiveWord.findUnique({
+              where: { channelId_word: { channelId: data.channelId, word: data.word } },
+            });
+        if (id && (!current || current.status === 'deleted')) throw new NotFoundException('规则不存在或已删除');
+        if (!id && current && current.status !== 'deleted') throw new ConflictException('该通道已配置相同敏感词');
+        const fields = {
+          channelId: data.channelId,
+          word: data.word,
+          status: data.status,
+          remark: data.remark,
+          updatedBy: userId!,
+        };
+        let saved;
+        if (current) {
+          const result = await tx.channelSensitiveWord.updateMany({
+            where: { id: current.id, version: id ? data.version : current.version },
+            data: { ...fields, version: { increment: 1 } },
+          });
+          if (result.count !== 1) throw new ConflictException('规则已被修改，请刷新后重试');
+          saved = await tx.channelSensitiveWord.findUniqueOrThrow({ where: { id: current.id } });
+        } else saved = await tx.channelSensitiveWord.create({ data: { ...fields, createdBy: userId! } });
+        await tx.operationLog.create({
+          data: {
+            userId,
+            action:
+              current?.status === 'deleted'
+                ? 'channel_sensitive_word.restore'
+                : id
+                  ? 'channel_sensitive_word.update'
+                  : 'channel_sensitive_word.create',
+            resource: 'channel_sensitive_word',
+            resourceId: saved.id,
+            detail: JSON.parse(JSON.stringify({ before: current, after: saved })),
+          },
+        });
+        return saved;
+      });
+    } catch (error) {
+      if (error instanceof Prisma.PrismaClientKnownRequestError && error.code === 'P2002')
+        throw new ConflictException('该通道已配置相同敏感词');
+      throw error;
+    }
+  }
+  async remove(userId: string | undefined, id: string, version: unknown) {
+    await this.authorize(userId);
+    if (!Number.isSafeInteger(version) || Number(version) < 1) throw new BadRequestException('请提供规则版本');
+    return this.prisma.$transaction(async (tx) => {
+      const before = await tx.channelSensitiveWord.findUnique({ where: { id } });
+      if (!before || before.status === 'deleted') throw new NotFoundException('规则不存在或已删除');
+      const result = await tx.channelSensitiveWord.updateMany({
+        where: { id, version: Number(version) },
+        data: { status: 'deleted', version: { increment: 1 }, updatedBy: userId! },
+      });
+      if (!result.count) throw new ConflictException('规则已被修改，请刷新后重试');
+      const after = await tx.channelSensitiveWord.findUniqueOrThrow({ where: { id } });
+      await tx.operationLog.create({
+        data: {
+          userId,
+          action: 'channel_sensitive_word.delete',
+          resource: 'channel_sensitive_word',
+          resourceId: id,
+          detail: JSON.parse(JSON.stringify({ before, after })),
+        },
+      });
+      return { deleted: true };
+    });
+  }
+}