Add 'node/rng.js'

2022-02-14 09:41:33 +00:00 · 2022-02-14 09:41:33 +00:00 · 48b71c9aba
parent 2f90be78bc
commit 48b71c9aba
1 changed files with 42 additions and 0 deletions
--- a/node/rng.js
+++ b/node/rng.js
@ -0,0 +1,42 @@
+// RNG User
+function getChatters(channelName, _attemptCount = 0) {
+    return rp({
+        uri: `https://tmi.twitch.tv/group/user/sarimoko/chatters`,
+        json: true
+    })
+    .then(data => {
+        return Object.entries(data.chatters)
+            .reduce((p, [ type, list ]) => p.concat(list.map(name => {
+                if(name === channelName) type = 'broadcaster';
+                return { name, type };
+            })), []);
+    })
+    .catch(err => {
+        if(_attemptCount < 3) {
+            return getChatters(channelName, _attemptCount + 1);
+        }
+        throw err;
+    })
+}
+
+function getRandomChatter(channelName, opts = {}) {
+    let {
+        onlyViewers = false,
+        noBroadcaster = false,
+        skipList = []
+    } = opts;
+    return getChatters(channelName)
+    .then(data => {
+        let chatters = data
+            .filter(({ name, type }) =>
+                !(
+                    (onlyViewers && type !== 'viewers') ||
+                    (noBroadcaster && type === 'broadcaster') ||
+                    skipList.includes(name)
+                )
+            );
+        return chatters.length === 0 ?
+            null :
+            chatters[Math.floor(Math.random() * chatters.length)];
+    });
+} // RNG END