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34 lines
599 B
34 lines
599 B
'use strict';
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const Boards = require(__dirname+'/../../db/boards.js');
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module.exports = async (req, res, next) => {
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if (!req.query.board) {
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return next();
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}
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//agregate to get single random item from banners array
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const board = await Boards.db.aggregate([
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{
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'$match': {
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'_id': req.query.board
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}
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},
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{
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'$unwind': '$banners'
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},
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{
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'$sample': {
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'size' : 1
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}
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}
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]).toArray().then(res => res[0]);
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if (board && board.banners != null) {
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return res.redirect(`/banner/${req.query.board}/${board.banners}`);
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}
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return res.redirect('/img/defaultbanner.png');
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}
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