monorepo packages (#344)

projects/app/src/service/support/outLink/auth.ts

@@ -0,0 +1,79 @@
+import { PRICE_SCALE } from '@fastgpt/common/bill/constants';
+import { IpLimit } from '@/service/common/ipLimit/schema';
+import { authBalanceByUid, AuthUserTypeEnum } from '@/service/utils/auth';
+import { OutLinkSchema } from '@/types/support/outLink';
+import { OutLink } from './schema';
+
+export async function authOutLinkChat({ shareId, ip }: { shareId: string; ip?: string | null }) {
+  // get outLink
+  const outLink = await OutLink.findOne({
+    shareId
+  });
+
+  if (!outLink) {
+    return Promise.reject('分享链接无效');
+  }
+
+  const uid = String(outLink.userId);
+
+  // authBalance
+  const user = await authBalanceByUid(uid);
+
+  // limit auth
+  await authOutLinkLimit({ outLink, ip });
+
+  return {
+    user,
+    userId: String(outLink.userId),
+    appId: String(outLink.appId),
+    authType: AuthUserTypeEnum.token,
+    responseDetail: outLink.responseDetail
+  };
+}
+
+export async function authOutLinkLimit({
+  outLink,
+  ip
+}: {
+  outLink: OutLinkSchema;
+  ip?: string | null;
+}) {
+  if (!ip || !outLink.limit) {
+    return;
+  }
+
+  if (outLink.limit.expiredTime && outLink.limit.expiredTime.getTime() < Date.now()) {
+    return Promise.reject('分享链接已过期');
+  }
+
+  if (outLink.limit.credit > -1 && outLink.total > outLink.limit.credit * PRICE_SCALE) {
+    return Promise.reject('链接超出使用限制');
+  }
+
+  const ipLimit = await IpLimit.findOne({ ip, eventId: outLink._id });
+
+  try {
+    if (!ipLimit) {
+      await IpLimit.create({
+        eventId: outLink._id,
+        ip,
+        account: outLink.limit.QPM - 1
+      });
+      return;
+    }
+    // over one minute
+    const diffTime = Date.now() - ipLimit.lastMinute.getTime();
+    if (diffTime >= 60 * 1000) {
+      ipLimit.account = outLink.limit.QPM - 1;
+      ipLimit.lastMinute = new Date();
+      return await ipLimit.save();
+    }
+    if (ipLimit.account <= 0) {
+      return Promise.reject(
+        `每分钟仅能请求 ${outLink.limit.QPM} 次, ${60 - Math.round(diffTime / 1000)}s 后重试~`
+      );
+    }
+    ipLimit.account = ipLimit.account - 1;
+    await ipLimit.save();
+  } catch (error) {}
+}

projects/app/src/service/support/outLink/index.ts

@@ -0,0 +1,22 @@
+import { addLog } from '@/service/utils/tools';
+import { OutLink } from './schema';
+
+export const updateOutLinkUsage = async ({
+  shareId,
+  total
+}: {
+  shareId: string;
+  total: number;
+}) => {
+  try {
+    await OutLink.findOneAndUpdate(
+      { shareId },
+      {
+        $inc: { total },
+        lastTime: new Date()
+      }
+    );
+  } catch (err) {
+    addLog.error('update shareChat error', err);
+  }
+};

projects/app/src/service/support/outLink/schema.ts

@@ -0,0 +1,55 @@
+import { Schema, model, models, Model } from 'mongoose';
+import { OutLinkSchema as SchemaType } from '@/types/support/outLink';
+import { OutLinkTypeEnum } from '@/constants/chat';
+
+const OutLinkSchema = new Schema({
+  shareId: {
+    type: String,
+    required: true
+  },
+  userId: {
+    type: Schema.Types.ObjectId,
+    ref: 'user',
+    required: true
+  },
+  appId: {
+    type: Schema.Types.ObjectId,
+    ref: 'model',
+    required: true
+  },
+  type: {
+    type: String,
+    default: OutLinkTypeEnum.share
+  },
+  name: {
+    type: String,
+    required: true
+  },
+  total: {
+    // total amount
+    type: Number,
+    default: 0
+  },
+  lastTime: {
+    type: Date
+  },
+  responseDetail: {
+    type: Boolean,
+    default: false
+  },
+  limit: {
+    expiredTime: {
+      type: Date
+    },
+    QPM: {
+      type: Number,
+      default: 1000
+    },
+    credit: {
+      type: Number,
+      default: -1
+    }
+  }
+});
+
+export const OutLink: Model<SchemaType> = models['outlinks'] || model('outlinks', OutLinkSchema);