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make screenshot.png use fromStringMaker

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This commit is contained in:
Omar Rizwan 2020-12-11 22:32:46 -08:00
parent 583611af58
commit edb59121cc
1 changed files with 6 additions and 13 deletions
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19
extension/background.js
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@ -169,20 +169,13 @@ router["/tabs/by-id"] = {
router["/tabs/by-id/*/title"] = withTab(tab => tab.title + "\n");
router["/tabs/by-id/*/text"] = fromScript(`document.body.innerText`);
})();
router["/tabs/by-id/*/screenshot.png"] = {
async open({path}) {
const tabId = parseInt(pathComponent(path, -2));
await TabManager.debugTab(tabId); await TabManager.enableDomainForTab(tabId, "Page");
router["/tabs/by-id/*/screenshot.png"] = fromStringMaker(async path => {
const tabId = parseInt(pathComponent(path, -2));
await TabManager.debugTab(tabId); await TabManager.enableDomainForTab(tabId, "Page");
const {data} = await sendDebuggerCommand(tabId, "Page.captureScreenshot");
return { fh: Cache.storeObject(Uint8Array.from(atob(data), c => c.charCodeAt(0))) };
},
async read({path, fh, size, offset}) {
const slice = Cache.getObjectForHandle(fh).slice(offset, offset + size);
return { buf: String.fromCharCode(...slice) };
},
async release({fh}) { Cache.removeObjectForHandle(fh); return {}; }
};
const {data} = await sendDebuggerCommand(tabId, "Page.captureScreenshot");
return Uint8Array.from(atob(data), c => c.charCodeAt(0));
});
router["/tabs/by-id/*/resources"] = {
async readdir({path}) {
const tabId = parseInt(pathComponent(path, -2));