Files
nxdns/admin/src/features/live/LiveLogPage.tsx
T

260 lines
7.4 KiB
TypeScript

import * as stylex from "@stylexjs/stylex";
import { useClientNames } from "@/features/clients/clientNames";
import { QueryCells, QueryTableHead } from "@/features/queries/QueryLogPage";
import { RING_CAPACITY } from "./ringBuffer";
import { useLiveQueries, type EventSourceFactory, type StreamStatus } from "./useLiveQueries";
import { styles as shared } from "@/ui/styles";
import { colors } from "@/ui/tokens.stylex";
const DARK = "@media (prefers-color-scheme: dark)";
const styles = stylex.create({
toolbar: {
display: "flex",
flexWrap: "wrap",
alignItems: "center",
gap: "0.75rem",
},
heading: {
fontSize: "1.5rem",
lineHeight: "2rem",
fontWeight: 600,
},
toolbarButton: {
fontWeight: 500,
},
pill: {
borderRadius: "9999px",
paddingInline: "0.625rem",
paddingBlock: "0.125rem",
fontSize: "0.75rem",
lineHeight: "1rem",
fontWeight: 500,
},
/** Four stream states need four tints; only two of them map onto a token role. */
pillConnecting: {
backgroundColor: { default: "oklch(96.7% 0.001 286.375)", [DARK]: "oklch(27.4% 0.006 286.033)" },
color: { default: "oklch(37% 0.013 285.805)", [DARK]: "oklch(87.1% 0.006 286.286)" },
},
pillOpen: {
backgroundColor: { default: "oklch(96.2% 0.044 156.743)", [DARK]: "oklch(39.3% 0.095 152.535)" },
color: { default: "oklch(44.8% 0.119 151.328)", [DARK]: "oklch(92.5% 0.084 155.995)" },
},
pillRetrying: {
backgroundColor: { default: "oklch(96.2% 0.059 95.617)", [DARK]: "oklch(41.4% 0.112 45.904)" },
color: { default: "oklch(47.3% 0.137 46.201)", [DARK]: "oklch(92.4% 0.12 95.746)" },
},
pillCapped: {
backgroundColor: { default: "oklch(93.6% 0.032 17.717)", [DARK]: "oklch(39.6% 0.141 25.723)" },
color: { default: "oklch(44.4% 0.177 26.899)", [DARK]: "oklch(88.5% 0.062 18.334)" },
},
note: {
marginTop: "0.5rem",
fontSize: "0.875rem",
lineHeight: "1.25rem",
color: colors.textMuted,
},
/** Informational, neither a warning nor a failure, so the blue ramp stands alone. */
resumed: {
marginTop: "0.75rem",
display: "flex",
alignItems: "center",
gap: "0.75rem",
borderRadius: "0.25rem",
borderWidth: 1,
borderStyle: "solid",
borderColor: { default: "oklch(80.9% 0.105 251.813)", [DARK]: "oklch(37.9% 0.146 265.522)" },
backgroundColor: { default: "oklch(97% 0.014 254.604)", [DARK]: "oklch(28.2% 0.091 267.935)" },
color: { default: "oklch(42.4% 0.199 265.638)", [DARK]: "oklch(88.2% 0.059 254.128)" },
paddingInline: "0.75rem",
paddingBlock: "0.5rem",
fontSize: "0.875rem",
lineHeight: "1.25rem",
},
dismiss: {
borderStyle: "none",
backgroundColor: "transparent",
padding: 0,
color: "inherit",
fontSize: "inherit",
fontWeight: 500,
textDecorationLine: "underline",
},
failureNote: {
marginTop: "0.75rem",
fontSize: "0.875rem",
lineHeight: "1.25rem",
color: colors.dangerText,
},
cappedBox: {
marginTop: "1rem",
borderRadius: "0.25rem",
borderWidth: 1,
borderStyle: "solid",
borderColor: colors.dangerBorder,
backgroundColor: colors.dangerSurface,
padding: "1rem",
},
cappedHeading: {
fontWeight: 600,
color: colors.dangerText,
},
cappedDetail: {
marginTop: "0.25rem",
fontSize: "0.875rem",
lineHeight: "1.25rem",
color: colors.dangerText,
},
empty: {
marginTop: "1.5rem",
color: colors.textMuted,
},
tableWrap: {
marginTop: "1rem",
overflowX: "auto",
borderRadius: "0.25rem",
borderWidth: 1,
borderStyle: "solid",
borderColor: colors.border,
},
table: {
width: "100%",
fontSize: "0.875rem",
lineHeight: "1.25rem",
},
/** `divide-y`: a hairline between rows, so the first row carries none. */
row: {
borderTopWidth: { default: 1, ":first-child": 0 },
borderTopStyle: "solid",
borderTopColor: colors.border,
},
rowBlocked: {
backgroundColor: {
default: "oklch(97.1% 0.013 17.38)",
[DARK]: "oklch(25.8% 0.092 26.042 / 0.4)",
},
},
footnote: {
marginTop: "0.75rem",
fontSize: "0.875rem",
lineHeight: "1.25rem",
color: colors.textMuted,
},
});
const PILL_LABELS: Record<StreamStatus, string> = {
connecting: "Connecting…",
open: "Live",
retrying: "Reconnecting…",
capped: "Disconnected",
};
function pillStyle(status: StreamStatus) {
if (status === "open") return styles.pillOpen;
if (status === "retrying") return styles.pillRetrying;
if (status === "capped") return styles.pillCapped;
return styles.pillConnecting;
}
function StatusPill({ status }: { status: StreamStatus }) {
const label = PILL_LABELS[status];
return (
<span role="status" aria-label={label} {...stylex.props(styles.pill, pillStyle(status))}>
{label}
</span>
);
}
/** Freeze is display-only: the stream stays open and the 500-row ring buffer keeps
* filling; Resume shows the current buffer (anything pushed out meanwhile is gone). */
export default function LiveLogPage({ createEventSource }: { createEventSource?: EventSourceFactory } = {}) {
const live = useLiveQueries({ createEventSource });
const clientNames = useClientNames();
return (
<section>
<div {...stylex.props(styles.toolbar)}>
<h1 {...stylex.props(styles.heading)}>Live</h1>
<StatusPill status={live.status} />
<button
type="button"
onClick={live.toggleFreeze}
aria-pressed={live.frozen}
{...stylex.props(shared.button, styles.toolbarButton, shared.focusRing)}
>
{live.frozen ? "Resume" : "Freeze"}
</button>
</div>
{live.frozen && (
<p {...stylex.props(styles.note)} role="status">
Display frozen new queries keep buffering ({live.liveCount} in buffer, newest {RING_CAPACITY}{" "}
kept).
</p>
)}
{live.missed !== null && (
<div role="status" {...stylex.props(styles.resumed)}>
<span>
Stream resumed {" "}
{live.missed === 0 ? "no queries missed" : `${live.missed} missed queries recovered`}.
</span>
<button
type="button"
onClick={live.dismissMissed}
{...stylex.props(styles.dismiss, shared.focusRing)}
>
Dismiss
</button>
</div>
)}
{live.resyncFailed && (
<p role="alert" {...stylex.props(styles.failureNote)}>
Stream resumed, but re-syncing the gap failed some queries may be missing here.
</p>
)}
{live.status === "capped" && (
<div role="alert" {...stylex.props(styles.cappedBox)}>
<h2 {...stylex.props(styles.cappedHeading)}>Live stream unavailable</h2>
<p {...stylex.props(styles.cappedDetail)}>
The connection failed repeatedly possibly too many live viewers (the server caps streams per
address), or the server is unreachable.
</p>
<button type="button" onClick={live.retry} {...stylex.props(shared.retryButton, shared.focusRing)}>
Retry
</button>
</div>
)}
{live.rows.length === 0 ? (
live.status !== "capped" && (
<p {...stylex.props(styles.empty)}>
{live.status === "open" ? "Waiting for queries…" : "No queries received yet."}
</p>
)
) : (
<>
<div {...stylex.props(styles.tableWrap)}>
<table {...stylex.props(styles.table)}>
<QueryTableHead />
<tbody>
{live.rows.map((row) => (
<tr key={row.key} {...stylex.props(styles.row, row.blocked && styles.rowBlocked)}>
<QueryCells row={row} clientNames={clientNames} />
</tr>
))}
</tbody>
</table>
</div>
<p {...stylex.props(styles.footnote)}>
Showing {live.rows.length} {live.rows.length === 1 ? "query" : "queries"} (newest first, last{" "}
{RING_CAPACITY} kept).
</p>
</>
)}
</section>
);
}