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call proof generator from within a web worker

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realaravinth
2021-12-02 14:24:53 +05:30
parent ab77eed91c
commit 0126dc0e3a
8 changed files with 109 additions and 46 deletions
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36
templates/widget/index.ts
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@@ -9,7 +9,7 @@
* MIT or <http://www.apache.org/licenses/LICENSE-2.0> for Apache.
*/
import prove from "./prove";
import { Work, ServiceWorkerWork } from "./types";
import fetchPoWConfig from "./fetchPoWConfig";
import sendWork from "./sendWork";
import sendToParent from "./sendToParent";
@@ -18,6 +18,7 @@ import * as CONST from "./const";
import "./main.scss";
let LOCK = false;
const worker = new Worker("/bench.js");
/** add mcaptcha widget element to DOM */
export const registerVerificationEventHandler = (): void => {
@@ -49,15 +50,30 @@ export const solveCaptchaRunner = async (e: Event): Promise<void> => {
// 1. get config
const config = await fetchPoWConfig();
// 2. prove work
const proof = await prove(config);
// 3. submit work
const token = await sendWork(proof);
// 4. send token
sendToParent(token);
// 5. mark checkbox checked
CONST.btn().checked = true;
CONST.messageText().after();
LOCK = false;
worker.postMessage(config);
worker.onmessage = async (event: MessageEvent) => {
const resp: ServiceWorkerWork = event.data;
console.log(
`Proof generated. Difficuly: ${config.difficulty_factor} Duration: ${resp.duration}`
);
const proof: Work = {
key: CONST.sitekey(),
string: config.string,
nonce: resp.work.nonce,
result: resp.work.result,
};
// 3. submit work
const token = await sendWork(proof);
// 4. send token
sendToParent(token);
// 5. mark checkbox checked
CONST.btn().checked = true;
CONST.messageText().after();
LOCK = false;
};
} catch (e) {
CONST.messageText().error();
console.error(e);