works enough

2 files changed, 106 insertions, 0 deletions

diff --git a/index.js b/index.js
new file mode 100644
index 0000000..88930aa
--- /dev/null
+++ b/index.js
@@ -0,0 +1,89 @@
+const puppeteer = require('puppeteer-extra');
+const StealthPlugin = require('puppeteer-extra-plugin-stealth')
+puppeteer.use(StealthPlugin())
+
+async function goThere(channel) {
+  const browser = await puppeteer.launch({
+    headless: 'new',
+    // need real Chrome to stream video
+    executablePath: '/usr/bin/google-chrome-stable',
+  });
+  const page = await browser.newPage();
+  await page.goto(
+    `https://www.twitch.tv/${channel}`,
+    { waitUntil: 'domcontentloaded', timeout: 60000 },
+  );
+
+  // set some bits to cheat Twitch a bit more
+  await page.evaluate(() => {
+    localStorage.setItem(
+      'content-classification-labels-acknowledged',
+      `{"loggedIn":{},"loggedOut":{"MatureGame":${Date.now() + 86400000}}}`,
+    );
+    localStorage.setItem('video-muted', '{"default":false}');
+    localStorage.setItem('volume', '0.5');
+    localStorage.setItem('video-quality', '{"default":"160p30"}');
+  });
+
+  await page.setViewport({ width: 1280, height: 720 });
+  await page.reload({
+    waitUntil: ['domcontentloaded']
+  });
+
+  return {browser,page};
+}
+
+// scrape comments, just to pretend we're doing something useful
+async function seeComments(page) {
+  /* wait for chat to be visible */
+  await page.waitForSelector(
+    'div.chat-shell',
+    { timeout: 60000 },
+  );
+
+  try {
+    let chatText = await page.evaluate(() => {
+      let scrapeComments = [];
+      const comments = document.querySelectorAll('div.chat-line__message');
+
+      comments.forEach(comment => {
+        const commentAuthor = comment.querySelector('span.chat-line__username span.chat-author__display-name').innerText;
+        const commentContent = comment.querySelector('span.text-fragment')?.innerText;
+
+        scrapeComments.push({ commentAuthor, commentContent });
+      });
+
+      return { 'userComments': scrapeComments };
+    });
+
+    console.log(await chatText);
+  } catch (err) {
+    console.log(err.message);
+  }
+}
+
+// there must be some more built-in way to do this...
+function delayP(delay) {
+  return new Promise((resolve, reject) => {
+    setTimeout(
+      () => { resolve(1) },
+      delay,
+    );
+  });
+}
+
+(async () => {
+  const channel = 'yogscast'; // a random channel
+  const runForMs = 3600 * 1000; // 1 hour
+
+  const x = await goThere(channel);
+
+  const started = Date.now();
+
+  while ((Date.now() - started) < runForMs ) {
+    await seeComments(x.page);
+    await delayP(5000);
+  }
+
+  await x.browser.close();
+})();
diff --git a/package.json b/package.json
new file mode 100644
index 0000000..8fe73fb
--- /dev/null
+++ b/package.json
@@ -0,0 +1,17 @@
+{
+  "name": "src",
+  "version": "1.0.0",
+  "description": "",
+  "main": "index.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "keywords": [],
+  "author": "",
+  "license": "ISC",
+  "dependencies": {
+    "puppeteer": "^21.3.6",
+    "puppeteer-extra": "^3.3.6",
+    "puppeteer-extra-plugin-stealth": "^2.11.2"
+  }
+}