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avoid out of bound errors

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This commit is contained in:
Daniel Lugo 2020-08-04 12:22:13 -04:00
parent cf600c8876
commit 5289a9e398
1 changed files with 9 additions and 1 deletions
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10
services/gunDB/contact-api/getters/feed.js
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@ -6,6 +6,8 @@ const isFinite = require('lodash/isFinite')
const shuffle = require('lodash/shuffle') const shuffle = require('lodash/shuffle')
const R = require('ramda') const R = require('ramda')
const { asyncFilter } = require('../../../../utils')
const Follows = require('./follows') const Follows = require('./follows')
const Wall = require('./wall') const Wall = require('./wall')
@ -61,7 +63,13 @@ const getFeedPage = async page => {
page page
) )
const publicKeys = pagedPublicKeys[publicKeyGroupIdx] const publicKeysRaw = pagedPublicKeys[publicKeyGroupIdx]
const publicKeys = await asyncFilter(
publicKeysRaw,
// reject public keys for which the page to request would result in an out
// of bounds error
async pk => pageToRequest <= (await Wall.getWallTotalPages(pk))
)
const fetchedPages = await Promise.all( const fetchedPages = await Promise.all(
publicKeys.map(pk => Wall.getWallPage(pageToRequest, pk)) publicKeys.map(pk => Wall.getWallPage(pageToRequest, pk))