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class Session {
private wss: WebSocketStream
private queue: string[] = []
private writer?: WritableStreamDefaultWriter
constructor() {
this.wss = new WebSocketStream("ws://127.0.0.1:8001/")
}
async connect() {
const openInfo = await this.wss.opened
this.writer = openInfo.writable.getWriter()
for (const event of this.queue) {
this.writer.write(event)
}
}
reportEvent(event: string) {
if (this.writer === undefined) {
this.queue.push(event)
} else {
this.writer.write(event)
}
}
}
function startSession(data: string): Session {
const session = new Session()
session.connect()
session.reportEvent(data)
return session
}
document.addEventListener("DOMContentLoaded", () => {
const session = startSession(
`${document.documentElement.clientWidth}x${document.documentElement.clientHeight}:${navigator.userAgentData?.brands}`
)
document.documentElement.addEventListener(
"click",
(e: MouseEvent) => {
const target =
e.target instanceof HTMLElement ? e.target.tagName : ""
const x = e.pageX / document.documentElement.clientWidth
const y = e.pageY / document.documentElement.clientHeight
session.reportEvent(`${x}x${y}:${target}`)
},
{
capture: true,
}
)
})
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