remove-ebay-items/background-script.js

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chrome.runtime.onInstalled.addListener(function(details) {
if(details.reason == "install"){
chrome.storage.sync.set({
'hiddenItemsList': '{}'
})
console.log('Successfully initialised new install');
} else if ( details.reason == "update" ) {
console.log('Extension updated');
}
})
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chrome.action.onClicked.addListener(async tab => {
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var hiddenItemsList;
hiddenItemsList = await getHiddenItemsList();
await removeItems();
addButton();
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readdItem();
// try {
// await chrome.scripting.insertCSS({
// target: {
// tabId: tab.id,
// },
// css: `.s-item a.s-item__link { border-style: solid; }`
// });
// } catch (error) {
// console.error('CSS insert failed! ' + error);
// }
});
chrome.webNavigation.onCompleted.addListener(function() {
chrome.notifications.create({
"type": "basic",
"iconUrl": "icons/ebay-48.png",
"title": 'eBay Item Remover',
"message": "eBay Item Remover is running - and you've just loaded an eBay page!"
});
}, {
url: [{
urlMatches : 'https://www.ebay.co.uk/'
}]
});
const getHiddenItemsList = async () => {
var hiddenItemsList;
return new Promise((resolve, reject) => {
chrome.storage.sync.get(['hiddenItemsList'], async (result) => {
hiddenItemsList = JSON.parse(result.hiddenItemsList);
hiddenItemsList = Object.values(hiddenItemsList);
resolve(hiddenItemsList);
});
});
}
async function removeItems() {
let queryOptions = { active: true, lastFocusedWindow: true };
let [tab] = await chrome.tabs.query(queryOptions);
let hiddenItemsList = await getHiddenItemsList();
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try {
await chrome.scripting.executeScript({
target: {
tabId: tab.id,
},
args: [ hiddenItemsList ],
func: (hiddenItemsList) => {
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document.querySelectorAll('.s-item a.s-item__link').forEach(element => {
let href = element.getAttribute('href');
href = href.split('/');
let itemID = href[href.length-1].split('?')[0];
if(hiddenItemsList.includes(parseInt(itemID))) {
console.log("Item " + itemID + " is in removelist!");
console.log(element.closest('.s-item'));
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element.closest('.s-item').innerHTML = "REMOVED BY EBAY ITEM REMOVER <a href='#' class='ebayitemremover-extension_readditem' ebayitemremover-extension_itemid='" + itemID + "'>Readd</a>";
} else {
let parent = element.closest('.s-item');
console.log(itemID);
console.log(element.closest('.s-item'));
parent.insertAdjacentHTML('beforeend', '<span class="s-item__watchheart at-corner s-item__watchheart--watch ebayitemremover-extension_removeitem" ebayitemremover-extension_itemid=' + itemID + ' style="right: 30px; bottom: 10px;"><a aria-label="remove item" href="#"><span class="s-item__watchheart-icon"><svg class="icon icon--save-small" focusable="false" aria-hidden="true"><circle cx="10" cy="9" r="6.5" stroke="black" stroke-width="2" fill="none"></circle></svg><svg class="icon icon--save-selected-small" focusable="false" aria-hidden="true"><use xlink:href="#icon-save-selected-small"></use></svg></span></a></span>')
}
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});
console.log(hiddenItemsList);
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}
});
} catch (error) {
console.error('Get HREFs failed! ' + error);
}
}
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async function addButton() {
let queryOptions = { active: true, lastFocusedWindow: true };
let [tab] = await chrome.tabs.query(queryOptions);
let hiddenItemsList = await getHiddenItemsList();
try {
await chrome.scripting.executeScript({
target: {
tabId: tab.id,
},
args: [ hiddenItemsList ],
func: (hiddenItemsList) => {
Array.from(document.getElementsByClassName('ebayitemremover-extension_removeitem')).forEach(element => {
element.addEventListener('click', (event) => {
let parent = event.target.closest('.ebayitemremover-extension_removeitem');
let itemID = parseInt(parent.getAttribute('ebayitemremover-extension_itemid'));
console.log(itemID + ' clicked');
let sureRemove = confirm('Sure you want to remove this item?');
if(sureRemove) {
hiddenItemsList[hiddenItemsList.length] = itemID;
} else {
event.preventDefault();
return;
}
chrome.storage.sync.set( {'hiddenItemsList': JSON.stringify(hiddenItemsList)}, function() {
// parent.innerHTML = "REMOVED BY EBAY ITEM REMOVER";
alert("Done\nYou need to click the extension icon for this to take effect")
} );
event.preventDefault();
});
})
}
}
);
} catch (error) {
console.log("Error adding removal button! " + error);
}
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}
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async function readdItem() {
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let queryOptions = { active: true, lastFocusedWindow: true };
let [tab] = await chrome.tabs.query(queryOptions);
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let hiddenItemsList = await getHiddenItemsList();
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try {
await chrome.scripting.executeScript({
target: {
tabId: tab.id,
},
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args: [ hiddenItemsList ],
func: (hiddenItemsList) => {
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Array.from(document.getElementsByClassName('ebayitemremover-extension_readditem')).forEach(element => {
element.addEventListener('click', (event) => {
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let itemID = parseInt(event.currentTarget.getAttribute('ebayitemremover-extension_itemid'));
const index = hiddenItemsList.indexOf(itemID);
try {
hiddenItemsList.splice(index, 1);
} catch (error) {
alert("failed removing " + itemID);
}
chrome.storage.sync.set( {'hiddenItemsList': JSON.stringify(hiddenItemsList)}, function() {
alert("Done\nYou need to reload the page for this to take effect");
});
event.preventDefault();
event.preventDefault();
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})
});
}
})
} catch (error) {
console.log("Error adding readd! " + error);
}
}