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Basic pagination working

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Edin Dazdarevic
2017-04-07 04:50:46 +02:00
parent 5515774d17
commit 0fcee4a741
6 changed files with 90 additions and 85 deletions
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23
backend/server.js
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@@ -25,7 +25,8 @@ router.get('/search/listings', async (req, res, next) => {
const adType = req.query.adType;
const category = req.query.category;
const sort = req.query.sort;
const lastRecordId = req.query.lastRecordId;
const page = req.query.page || 0;
const properties = db.collection('listings');
let query = {};
@@ -123,18 +124,18 @@ router.get('/search/listings', async (req, res, next) => {
res.header('X-Total-Count', cnt);
if (lastRecordId) {
query = Object.assign(query, {
"_id": {
"$gt": new ObjectID(lastRecordId)
}
});
}
//if (lastRecordId) {
//query = Object.assign(query, {
//"_id": {
//"$gt": new ObjectID(lastRecordId)
//}
//});
//}
const all = await properties.find(query, {
//"sort": [['field1','asc'], ['field2','desc']]
"sort": [['price','asc']]
}).limit(20).toArray();
}).skip(20 * page).limit(20).toArray();
if (all.length > 0) {
res.header('X-Last-Record-Id', [...all].pop()._id);
@@ -154,8 +155,8 @@ app.use(bodyParser.json());
app.use(function(req, res, next) {
res.header("Access-Control-Allow-Origin", "*");
res.header("Access-Control-Allow-Headers", "Origin, X-Requested-With, Content-Type, Accept, X-Last-Record-Id");
res.header("Access-Control-Expose-Headers", "X-Last-Record-Id");
res.header("Access-Control-Allow-Headers", "Origin, X-Requested-With, Content-Type, Accept, X-Last-Record-Id, X-Total-Count");
res.header("Access-Control-Expose-Headers", "X-Last-Record-Id, X-Total-Count");
res.header("Access-Control-Allow-Methods", "GET, POST, OPTIONS");
res.header('Access-Control-Allow-Credentials', 'true');
next();