DatDang
75 lines
1.9 KiB
JavaScript
75 lines
1.9 KiB
JavaScript
importScripts('flutter_service_worker.js?v={{flutter_service_worker_version}}');
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var webSocket;
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const broadcast = new BroadcastChannel("background-message");
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var intervalId;
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const pingIntervalInMs = 10000;
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function connect(url, ticket) {
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webSocket = new WebSocket(`${url}?ticket=${ticket}`, "jmap");
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webSocket.onopen = () => {
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console.log("websocket open");
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webSocket.send(
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JSON.stringify({
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"@type": "WebSocketPushEnable",
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dataTypes: ["Mailbox", "Email"],
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})
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);
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intervalId = setInterval(() => {
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webSocket.send(
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JSON.stringify({
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"@type": "Request",
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id: "R1",
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using: ["urn:ietf:params:jmap:core"],
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methodCalls: [["Core/echo", {}, "c0"]],
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})
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);
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}, pingIntervalInMs);
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};
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webSocket.onmessage = (event) => {
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console.log(`websocket received message: ${event.data}`);
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broadcast.postMessage(event.data);
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};
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webSocket.onclose = (event) => {
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console.log(
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`websocket connection closed with code: "${event.code}" reason: "${event.reason}" and cleanly: "${event.wasClean}"`
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);
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broadcast.postMessage("webSocketClosed");
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webSocket = null;
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clearInterval(intervalId);
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};
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}
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function disconnect() {
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if (webSocket == null) {
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return;
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}
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webSocket.close();
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}
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self.addEventListener("install", (event) => {
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self.skipWaiting().then(() => {
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console.log("Service worker installed");
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});
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});
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self.addEventListener("activate", (event) => {
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event.waitUntil(
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self.clients.claim().then(() => {
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console.log("Service worker activated");
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})
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);
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});
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self.addEventListener("message", (event) => {
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console.log(`web socket worker received message: ${event.data}`);
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if (event.data.action === "connect") {
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connect(event.data.url, event.data.ticket);
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} else if (event.data.action === "disconnect") {
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disconnect();
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}
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});
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