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Refactor to make it more like the Android app

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This commit is contained in:
Philipp Heckel 2022-02-23 20:30:12 -05:00
parent 415ab57749
commit 3fac1c3432
9 changed files with 196 additions and 111 deletions
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52
web/src/app/Connection.js Normal file
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@ -0,0 +1,52 @@
class Connection {
constructor(wsUrl, subscriptionId, onNotification) {
this.wsUrl = wsUrl;
this.subscriptionId = subscriptionId;
this.onNotification = onNotification;
this.ws = null;
}
start() {
const socket = new WebSocket(this.wsUrl);
socket.onopen = (event) => {
console.log(`[Connection] [${this.subscriptionId}] Connection established`);
}
socket.onmessage = (event) => {
console.log(`[Connection] [${this.subscriptionId}] Message received from server: ${event.data}`);
try {
const data = JSON.parse(event.data);
const relevantAndValid =
data.event === 'message' &&
'id' in data &&
'time' in data &&
'message' in data;
if (!relevantAndValid) {
return;
}
this.onNotification(this.subscriptionId, data);
} catch (e) {
console.log(`[Connection] [${this.subscriptionId}] Error handling message: ${e}`);
}
};
socket.onclose = (event) => {
if (event.wasClean) {
console.log(`[Connection] [${this.subscriptionId}] Connection closed cleanly, code=${event.code} reason=${event.reason}`);
} else {
console.log(`[Connection] [${this.subscriptionId}] Connection died`);
}
};
socket.onerror = (event) => {
console.log(this.subscriptionId, `[Connection] [${this.subscriptionId}] ${event.message}`);
};
this.ws = socket;
}
cancel() {
if (this.ws !== null) {
this.ws.close();
this.ws = null;
}
}
}
export default Connection;