tubearchivist/browser_extension/extension/background.js

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/*
extension background script listening for events
*/
console.log("running background.js");
let browserType = getBrowser();
// boilerplate to dedect browser type api
function getBrowser() {
if (typeof chrome !== "undefined") {
if (typeof browser !== "undefined") {
console.log("detected firefox");
return browser;
} else {
console.log("detected chrome");
return chrome;
}
} else {
console.log("failed to dedect browser");
throw "browser detection error"
};
}
// send post request to API backend
async function sendPayload(url, token, payload) {
const rawResponse = await fetch(url, {
method: "POST",
headers: {
"Accept": "application/json",
"Content-Type": "application/json",
"Authorization": token,
"mode": "no-cors"
},
body: JSON.stringify(payload)
});
const content = await rawResponse.json();
return content;
}
// read access storage and send
function forwardRequest(payload) {
console.log("running forwardRequest");
function onGot(item) {
console.log(item.access);
const url = `${item.access.url}:${item.access.port}/api/download/`;
console.log(`sending to ${url}`);
const token = `Token ${item.access.apiKey}`;
sendPayload(url, token, payload).then(content => {
console.log(content);
})
};
function onError(error) {
console.local("failed to get access details");
console.log(`Error: ${error}`);
};
browserType.storage.local.get("access", function(result) {
onGot(result)
});
}
// listen for messages
browserType.runtime.onMessage.addListener(
function(request, sender, sendResponse) {
console.log("responding from background.js listener");
console.log(JSON.stringify(request));
if (request.download) {
console.log("found new download task");
let payload = {
"data": [
{
"youtube_id": request.download["videoId"],
"status": "pending",
}
]
}
forwardRequest(payload);
};
}
);