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context_menu.ts
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context_menu.ts
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let rightClickedElement: Element | null;
// NOTE: test
window.addEventListener('message', (event) => {
// console.log(event);
if (
event.source == window
&& event.data
&& event.data.direction == 'from-page-script'
) {
alert(`Content script received message: "${event.data.message}"`);
}
});
document.addEventListener('contextmenu', (e) => {
rightClickedElement = e.target as Element;
});
document.addEventListener('click', (e) => {
// console.debug('link click');
if (e.target instanceof HTMLElement) {
if (e.target.dataset.entityId) {
e.preventDefault();
alert('link click');
chrome.runtime.sendMessage({ message: 'edit-entity' }, () => {
alert('link click');
});
}
}
});
chrome.runtime.onMessage.addListener((request, sender, sendResponse) => {
const { message, menuItemId } = request;
let linkUrl: string | null = null;
let imageSrc: string | null = null;
// console.log(request);
if (message === 'select-element') {
switch (request.menuItemId) {
case 'select-text': {
break;
}
case 'select-image': {
const selection = window.getSelection();
for (let i = 0; i < 10; i++) {
if (!rightClickedElement) break;
imageSrc = rightClickedElement.getAttribute('src');
if (!imageSrc) {
rightClickedElement = rightClickedElement.parentElement;
continue;
}
imageSrc = new URL(imageSrc, window.location.toString()).toString();
break;
}
if (!imageSrc) return;
if (!rightClickedElement) return;
if (!selection) return;
selection.selectAllChildren(rightClickedElement);
break;
}
case 'select-link': {
const selection = window.getSelection();
for (let i = 0; i < 10; i++) {
if (!rightClickedElement) break;
linkUrl = rightClickedElement.getAttribute('href');
if (!linkUrl) {
rightClickedElement = rightClickedElement.parentElement;
continue;
}
linkUrl = new URL(linkUrl, window.location.toString()).toString();
break;
}
if (!linkUrl) return;
if (!rightClickedElement) return;
if (!selection) return;
selection.selectAllChildren(rightClickedElement);
break;
}
}
return sendResponse({
message: 'element-selected-successfully',
linkUrl,
imageSrc,
});
}
});
const options = {
root: document.body,
// rootMargin: '0px',
// threshold: 1.0
};
const callback = (el: any) => {
console.log(el.href);
};
// const observer = new IntersectionObserver(callback, options);
// window.addEventListener('load', () => {
// // alert('2222222222222222222222');
// document.querySelectorAll('a').forEach((el) => {
// // alert('2222222222222222222222');
// // console.log(el);
// // observer.observe(el);
// });
// });