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This commit is contained in:
rijkvanzanten
2020-09-22 16:11:28 -04:00
parent e703d1e928
commit 85ca7b5d17
25 changed files with 203 additions and 129 deletions
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19
api/src/middleware/respond.ts
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@@ -1,13 +1,18 @@
import { RequestHandler } from "express";
import asyncHandler from "express-async-handler";
import env from "../env";
import { getCacheKey } from "../utils/get-cache-key";
import { RequestHandler } from 'express';
import asyncHandler from 'express-async-handler';
import env from '../env';
import { getCacheKey } from '../utils/get-cache-key';
import cache from '../cache';
import { Transform, transforms } from 'json2csv';
import { PassThrough } from 'stream';
export const respond: RequestHandler = asyncHandler(async (req, res) => {
if (req.method.toLowerCase() === 'get' && env.CACHE_ENABLED === true && cache && !req.sanitizedQuery.export) {
if (
req.method.toLowerCase() === 'get' &&
env.CACHE_ENABLED === true &&
cache &&
!req.sanitizedQuery.export
) {
const key = getCacheKey(req);
await cache.set(key, res.locals.payload);
}
@@ -34,7 +39,9 @@ export const respond: RequestHandler = asyncHandler(async (req, res) => {
res.set('Content-Type', 'text/csv');
const stream = new PassThrough();
stream.end(Buffer.from(JSON.stringify(res.locals.payload.data), 'utf-8'));
const json2csv = new Transform({ transforms: [transforms.flatten({ separator: '.' })] });
const json2csv = new Transform({
transforms: [transforms.flatten({ separator: '.' })],
});
return stream.pipe(json2csv).pipe(res);
}
}