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Support afterID in queries #30

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Support afterID in queries #30

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23 changes: 19 additions & 4 deletions server.js
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Original file line number Diff line number Diff line change
@@ -1,5 +1,5 @@
require('dotenv').config();
const { MongoClient } = require('mongodb');
const { MongoClient, ObjectId } = require('mongodb');
const express = require('express');
const cors = require('cors');
const bodyParser = require('body-parser');
Expand Down Expand Up @@ -34,6 +34,7 @@ historyRouter.get('/', async (req, res) => {
symbol,
timestampStart,
timestampEnd,
afterID,
} = query;

console.log(`[${pid}] got request: ${JSON.stringify(query)} with IP ${ip}`);
Expand Down Expand Up @@ -84,8 +85,12 @@ historyRouter.get('/', async (req, res) => {
};
}

if (afterID) {
mongoQuery._id = { $lt: ObjectId(afterID) };
}

const result = await accountsHistoryColl.find(mongoQuery, {
sort: { timestamp: -1 },
sort: { timestamp: -1, _id: -1 },
skip: sOffset,
limit: sLimit,
}).toArray();
Expand Down Expand Up @@ -116,6 +121,7 @@ nftHistoryRouter.get('/', async (req, res) => {
limit,
timestampStart,
timestampEnd,
afterID,
} = query;

console.log(`[${pid}] got nft request: ${JSON.stringify(query)} with IP ${ip}`);
Expand Down Expand Up @@ -175,6 +181,10 @@ nftHistoryRouter.get('/', async (req, res) => {
};
}

if (afterID) {
matchQuery._id = { $lt: ObjectId(afterID) };
}

const mongoQuery = [
{
$match: matchQuery,
Expand All @@ -201,7 +211,7 @@ nftHistoryRouter.get('/', async (req, res) => {
fromItems: 0,
},
},
{ $sort: { timestamp: -1 } },
{ $sort: { timestamp: -1, _id: -1 } },
{ $skip: sOffset },
{ $limit: sLimit },
];
Expand Down Expand Up @@ -232,6 +242,7 @@ marketRouter.get('/', async (req, res) => {
symbol,
timestampStart,
timestampEnd,
afterID,
} = query;

console.log(`[${pid}] got market request: ${JSON.stringify(query)} with IP ${ip}`);
Expand All @@ -255,8 +266,12 @@ marketRouter.get('/', async (req, res) => {
};
}

if (afterID) {
mongoQuery._id = { $lt: ObjectId(afterID) };
}

const result = await marketHistoryColl.find(mongoQuery, {
sort: { timestamp: -1 },
sort: { timestamp: -1, _id: -1 },
limit: 500,
}).toArray();

Expand Down