Files
fnx_web/svelte/src/filesystem/FileStats.svelte

157 lines
3.4 KiB
Svelte

<script>
import { onMount } from "svelte";
import { formatDataVolume, formatThousands } from "../util/Formatting.svelte"
import { fs_path_url } from "./FilesystemAPI.mjs";
export let nav
let loading = true
let downloads = 0
let transfer_used = 0
let socket = null
let error_msg = ""
let connected_to = ""
onMount(() => {
const unsub = nav.subscribe(update_base)
return () => {
unsub()
close_socket()
}
})
let total_directories = 0
let total_files = 0
let total_file_size = 0
const update_base = async () => {
if (!nav.initialized) {
return
}
// Update counters with new info
total_directories = nav.children.reduce((acc, cur) => cur.type === "dir" ? acc + 1 : acc, 0)
total_files = nav.children.reduce((acc, cur) => cur.type === "file" ? acc + 1 : acc, 0)
total_file_size = nav.children.reduce((acc, cur) => acc + cur.file_size, 0)
if (nav.base.type === "dir") {
console.debug("Not opening websocket for directory")
return
} else if (connected_to === nav.base.path) {
return // If we're already connected to the same path, don't reconnect
}
connected_to = nav.base.path
// If the socket is already active we need to close it
close_socket()
loading = true
let ws_endpoint = location.origin.replace(/^http/, 'ws') +
fs_path_url(nav.base.path).replace(/^http/, 'ws') +
"?download_stats"
console.log("Opening socket to", ws_endpoint, "for path", nav.base.path)
socket = new WebSocket(ws_endpoint)
socket.onmessage = msg => {
let j = JSON.parse(msg.data)
console.debug("WS update", j)
error_msg = ""
loading = false
downloads = j.downloads
transfer_used = j.transfer_free + j.transfer_paid
}
socket.onerror = err => {
console.error("WS error", err)
error_msg = "failed to get stats, retrying..."
close_socket()
window.setTimeout(() => {
if (socket === null) {
update_base(nav.base)
}
}, 5000)
}
}
const close_socket = () => {
// Clear this path so the update_base function does not instantly return
// with the next retry
connected_to = ""
if (socket !== null) {
// Disable the error handler so it doesn't start retrying the connection
socket.onerror = null
socket.close()
socket = null
}
}
</script>
{#if $nav.base.type === "file"}
{#if error_msg !== ""}
{error_msg}
{:else}
<div class="group">
<div class="label">Downloads</div>
<div class="stat">
{loading ? "Loading..." : formatThousands(downloads)}
</div>
</div>
<div class="group">
<div class="label">Transfer used</div>
<div class="stat">
{loading ? "Loading..." : formatDataVolume(transfer_used, 3)}
</div>
</div>
{/if}
<div class="group">
<div class="label">Size</div>
<div class="stat">{formatDataVolume($nav.base.file_size, 3)}</div>
</div>
{:else if $nav.base.type === "dir" || $nav.base.type === "bucket"}
<div class="group">
<div class="label">Directories</div>
<div class="stat">{formatThousands(total_directories, 3)}</div>
</div>
<div class="group">
<div class="label">Files</div>
<div class="stat">{formatThousands(total_files, 3)}</div>
</div>
<div class="group">
<div class="label">Total size</div>
<div class="stat">{formatDataVolume(total_file_size, 3)}</div>
</div>
{/if}
<style>
.group {
flex: 1 1 auto;
text-align: center;
}
.label {
padding-left: 0.5em;
text-align: left;
font-size: 0.8em;
line-height: 1em;
}
.stat {
line-height: 1.2em;
}
@media (max-width: 1000px) {
.label {
text-align: center;
padding-left: 0;
}
}
</style>