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// ==UserScript==
// @name Hide Unreplied Topics
// @namespace Violentmonkey Scripts
// @match https://scratch.mit.edu/discuss/57/*
// @grant none
// ==/UserScript==
// Customization ///////////////////////////////////////
// Should topics which only have one reply be hidden
// if that reply was not written by an ST member?
const remove1NonST = true
// Topic hiding ////////////////////////////////////////
const stMembers = 'ceebee designerd kittyloaf shruti Champ99 dietbacon chrisg codubee sgcc_ dsquare scmb1 tarmelop quacht mres ericr natalie raimondious speakvisually thisandagain pandatt brycedtea Morant cwillisf pondermake stymphalianbirb'.split(' ')
let numRemoved = 0, span
const last = arr => arr[arr.length - 1]
const observer = new MutationObserver(mutations => {
let dirty = false
for (const mutation of mutations) {
for (const node of mutation.addedNodes) {
if (!node.matches) {
continue
}
if (node.matches('.box-content tr')) {
const replyCount = parseInt(node.querySelector('.tc2').textContent)
const latestReplier = last(node.querySelector('.tcr').textContent.trim().split(' '))
if (replyCount === 0 || remove1NonST && replyCount === 1 && !stMembers.includes(latestReplier)) {
node.remove()
numRemoved++
dirty = true
}
}
if (!span && node.matches('.box-head h4')) {
span = document.createElement('span')
span.style.color = 'red'
node.appendChild(span)
}
}
}
if (span && dirty) {
while (span.firstChild) {
span.removeChild(span.firstChild)
}
span.appendChild(document.createTextNode(` - ${numRemoved} topic${numRemoved === 1 ? '' : 's'} with no replies hidden`))
}
})
observer.observe(document.documentElement, {
childList: true,
subtree: true
})
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