PoC offchain voting

topicPoll.js

@@ -0,0 +1,54 @@
+const web3 = require('web3');
+const StatusJSApp = require('status-js-api');
+
+
+/**
+ * @author Ricardo Guilherme Schmidt (Status Research & Development GmbH)  
+ */
+const modes = ["free answer", "multi option", "single option"]
+export default class TopicPoll extends StatusJSApp {
+    joined = [];
+
+    constructor(statusdUrl, privKey){
+        this.topics = {};
+        this.connect(statusdUrl, privKey); 
+    }
+
+    async create(topic, data) {
+        await this.checkTopic(topic);
+        const data = {
+            pollId,
+            vote
+        }
+        this.topicSend(topic, JSON.stringify(data));
+    }
+    
+
+    async vote(topic, pollId, vote) {
+        await this.checkTopic(topic);
+        const data = {
+            pollId,
+            vote
+        }
+        this.topicSend(topic, JSON.stringify(data));
+    }
+
+    getDataHash(pollData) {
+        web3.utils.soliditySha3(...pollData)
+    }
+    getPollId(timestamp, dataHash) {
+        web3.utils.soliditySha3(timestamp, dataHash)
+    }
+    async checkTopic(topic) {
+        if(!this.topics[topic]) {
+            await this.joinChat(topic);
+            topics[topic]=true;
+        }
+    }
+
+    async topicSend(topic, text) {
+        await this.sendGroupMessage(topic, text);
+    }
+
+
+};