banana/definma-api
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added workaround for 'added' field compatible to MongoDB 3.6

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This commit is contained in:
VLE2FE
2020-07-10 09:42:05 +02:00
parent f41498da53
commit 523b2c9b68
4 changed files with 28 additions and 5 deletions
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22
src/routes/sample.ts
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@ -256,7 +256,7 @@ router.get('/samples', async (req, res, next) => {
// projection.added = {$toDate: '$_id'};
// projection.added = { $convert: { input: '$_id', to: "date" } } // TODO: upgrade MongoDB version or find alternative
}
if (!(filters.fields.indexOf('_id') >= 0)) { // disable _id explicitly
if (filters.fields.indexOf('_id') < 0 && filters.fields.indexOf('added') < 0) { // disable _id explicitly
projection._id = false;
}
queryPtr.push({$project: projection});
@ -266,8 +266,18 @@ router.get('/samples', async (req, res, next) => {
if (err) return next(err);
if (data[0].count) {
res.header('x-total-items', data[0].count.length > 0 ? data[0].count[0].count : 0);
res.header('Access-Control-Expose-Headers', 'x-total-items');
data = data[0].samples;
}
if (filters.fields.indexOf('added') >= 0) { // add added date
data.map(e => {
e.added = e._id.getTimestamp();
if (filters.fields.indexOf('_id') < 0) {
delete e._id;
}
return e
});
}
if (filters['to-page'] < 0) {
data.reverse();
}
@ -289,7 +299,15 @@ router.get('/samples', async (req, res, next) => {
res.write('[');
let count = 0;
const stream = collection.aggregate(query).cursor().exec();
stream.on('data', data => { res.write((count === 0 ? '' : ',\n') + JSON.stringify(data)); count ++; });
stream.on('data', data => {
if (filters.fields.indexOf('added') >= 0) { // add added date
data.added = data._id.getTimestamp();
if (filters.fields.indexOf('_id') < 0) {
delete data._id;
}
}
res.write((count === 0 ? '' : ',\n') + JSON.stringify(data)); count ++;
});
stream.on('close', () => {
res.write(']');
res.end();