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popup.js
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popup.js
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const enabledCheckbox = document.getElementById('enabled-checkbox')
const addWebsiteForm = document.getElementById('add-website-form')
const websiteInput = document.getElementById('website-input')
syncState()
function toggleSite(hostname) {
chrome.storage.local.get(['blocked'], ({ blocked }) =>
chrome.storage.local
.set({
blocked: {
...blocked,
[hostname]: blocked[hostname] ? undefined : hostname,
},
})
.then(syncState),
)
}
function updateBlockedSites() {
chrome.storage.local.get(['blocked'], ({ blocked }) => {
if (blocked) {
document.getElementById('blocked-sites').innerHTML = ``
Object.keys(blocked).forEach((hostname) => {
const websiteNode = `<div class="blocked-site" value="${hostname}">${hostname}</div>`
document.getElementById('blocked-sites').innerHTML += websiteNode
})
} else {
chrome.storage.local.set({
blocked: {},
})
}
})
}
function updateEnabledcheckbox() {
chrome.storage.local.get(['enabled'], ({ enabled }) => {
enabledCheckbox.checked = enabled
})
}
function syncState() {
updateBlockedSites()
updateEnabledcheckbox()
}
addWebsiteForm.addEventListener('submit', (event) => {
event.preventDefault()
if (websiteInput.value) {
let url =
websiteInput.value.startsWith('http://') ||
websiteInput.value.startsWith('https://')
? websiteInput.value
: 'https://' + websiteInput.value
const { hostname } = new URL(url)
if (hostname) {
toggleSite(hostname)
}
}
})
enabledCheckbox.addEventListener('change', (event) => {
chrome.storage.local.set({
enabled: enabledCheckbox.checked,
})
syncState()
})
document.addEventListener('click', (e) => {
const target = e.target.closest('.blocked-site')
if (target) {
toggleSite(target.getAttribute('value'))
}
})