asynqmon/ui/src/components/ServersTable.tsx
2021-01-02 10:28:06 -08:00

336 lines
10 KiB
TypeScript

import React, { useState } from "react";
import { Link } from "react-router-dom";
import clsx from "clsx";
import { makeStyles } from "@material-ui/core/styles";
import Grid from "@material-ui/core/Grid";
import Box from "@material-ui/core/Box";
import Collapse from "@material-ui/core/Collapse";
import IconButton from "@material-ui/core/IconButton";
import Table from "@material-ui/core/Table";
import TableBody from "@material-ui/core/TableBody";
import TableCell from "@material-ui/core/TableCell";
import TableContainer from "@material-ui/core/TableContainer";
import TableHead from "@material-ui/core/TableHead";
import TableRow from "@material-ui/core/TableRow";
import TableSortLabel from "@material-ui/core/TableSortLabel";
import Tooltip from "@material-ui/core/Tooltip";
import KeyboardArrowDownIcon from "@material-ui/icons/KeyboardArrowDown";
import KeyboardArrowUpIcon from "@material-ui/icons/KeyboardArrowUp";
import Alert from "@material-ui/lab/Alert";
import AlertTitle from "@material-ui/lab/AlertTitle";
import SyntaxHighlighter from "react-syntax-highlighter";
import syntaxHighlightStyle from "react-syntax-highlighter/dist/esm/styles/hljs/github";
import { ServerInfo } from "../api";
import { SortDirection, SortableTableColumn } from "../types/table";
import { timeAgo, uuidPrefix } from "../utils";
import { queueDetailsPath } from "../paths";
import Typography from "@material-ui/core/Typography";
const useStyles = makeStyles((theme) => ({
table: {
minWidth: 650,
},
fixedCell: {
position: "sticky",
zIndex: 1,
left: 0,
background: theme.palette.common.white,
},
}));
enum SortBy {
HostPID,
Status,
ActiveWorkers,
Queues,
Started,
}
const colConfigs: SortableTableColumn<SortBy>[] = [
{
label: "Host:PID",
key: "host",
sortBy: SortBy.HostPID,
align: "left",
},
{
label: "Started",
key: "started",
sortBy: SortBy.Started,
align: "left",
},
{
label: "Status",
key: "status",
sortBy: SortBy.Status,
align: "left",
},
{
label: "Queues",
key: "queues",
sortBy: SortBy.Queues,
align: "left",
},
{
label: "Active Workers",
key: "workers",
sortBy: SortBy.ActiveWorkers,
align: "left",
},
];
// sortServers takes a array of server-infos and return a sorted array.
// It returns a new array and leave the original array untouched.
function sortServerInfos(
entries: ServerInfo[],
cmpFn: (first: ServerInfo, second: ServerInfo) => number
): ServerInfo[] {
let copy = [...entries];
copy.sort(cmpFn);
return copy;
}
interface Props {
servers: ServerInfo[];
}
export default function ServersTable(props: Props) {
const classes = useStyles();
const [sortBy, setSortBy] = useState<SortBy>(SortBy.HostPID);
const [sortDir, setSortDir] = useState<SortDirection>(SortDirection.Asc);
const createSortClickHandler = (sortKey: SortBy) => (e: React.MouseEvent) => {
if (sortKey === sortBy) {
// Toggle sort direction.
const nextSortDir =
sortDir === SortDirection.Asc ? SortDirection.Desc : SortDirection.Asc;
setSortDir(nextSortDir);
} else {
// Change the sort key.
setSortBy(sortKey);
}
};
const cmpFunc = (s1: ServerInfo, s2: ServerInfo): number => {
let isS1Smaller = false;
switch (sortBy) {
case SortBy.HostPID:
if (s1.host === s2.host && s1.pid === s2.pid) return 0;
if (s1.host === s2.host) {
isS1Smaller = s1.pid < s2.pid;
} else {
isS1Smaller = s1.host < s2.host;
}
break;
case SortBy.Started:
const s1StartTime = Date.parse(s1.start_time);
const s2StartTime = Date.parse(s2.start_time);
if (s1StartTime === s2StartTime) return 0;
isS1Smaller = s1StartTime < s2StartTime;
break;
case SortBy.Status:
if (s1.status === s2.status) return 0;
isS1Smaller = s1.status < s2.status;
break;
case SortBy.Queues:
const s1Queues = Object.keys(s1.queue_priorities).join(",");
const s2Queues = Object.keys(s2.queue_priorities).join(",");
if (s1Queues === s2Queues) return 0;
isS1Smaller = s1Queues < s2Queues;
break;
case SortBy.ActiveWorkers:
if (s1.active_workers.length === s2.active_workers.length) {
return 0;
}
isS1Smaller = s1.active_workers.length < s2.active_workers.length;
break;
default:
// eslint-disable-next-line no-throw-literal
throw `Unexpected order by value: ${sortBy}`;
}
if (sortDir === SortDirection.Asc) {
return isS1Smaller ? -1 : 1;
} else {
return isS1Smaller ? 1 : -1;
}
};
if (props.servers.length === 0) {
return (
<Alert severity="info">
<AlertTitle>Info</AlertTitle>
No servers found at this time.
</Alert>
);
}
return (
<TableContainer>
<Table className={classes.table} aria-label="server info table">
<TableHead>
<TableRow>
{colConfigs.map((cfg, i) => (
<TableCell
key={cfg.key}
align={cfg.align}
className={clsx(i === 0 && classes.fixedCell)}
>
<TableSortLabel
active={cfg.sortBy === sortBy}
direction={sortDir}
onClick={createSortClickHandler(cfg.sortBy)}
>
{cfg.label}
</TableSortLabel>
</TableCell>
))}
<TableCell />
</TableRow>
</TableHead>
<TableBody>
{sortServerInfos(props.servers, cmpFunc).map((srv) => (
<Row key={srv.id} server={srv} />
))}
</TableBody>
</Table>
</TableContainer>
);
}
interface RowProps {
server: ServerInfo;
}
const useRowStyles = makeStyles((theme) => ({
rowRoot: {
"& > *": {
borderBottom: "unset",
},
},
noBorder: {
border: "none",
},
}));
function Row(props: RowProps) {
const classes = useRowStyles();
const { server } = props;
const [open, setOpen] = useState<boolean>(false);
const qnames = Object.keys(server.queue_priorities);
return (
<React.Fragment>
<TableRow className={classes.rowRoot}>
<TableCell>
{server.host}:{server.pid}
</TableCell>
<TableCell>{timeAgo(server.start_time)}</TableCell>
<TableCell>{server.status}</TableCell>
<TableCell>
{qnames.map((qname, idx) => (
<span key={qname}>
<Link to={queueDetailsPath(qname)}>{qname}</Link>
{idx === qnames.length - 1 ? "" : ", "}
</span>
))}
</TableCell>
<TableCell>
{server.active_workers.length}/{server.concurrency}
</TableCell>
<TableCell>
<Tooltip title={open ? "Hide Details" : "Show Details"}>
<IconButton
aria-label="expand row"
size="small"
onClick={() => setOpen(!open)}
>
{open ? <KeyboardArrowUpIcon /> : <KeyboardArrowDownIcon />}
</IconButton>
</Tooltip>
</TableCell>
</TableRow>
<TableRow className={classes.rowRoot}>
<TableCell style={{ paddingBottom: 0, paddingTop: 0 }} colSpan={6}>
<Collapse in={open} timeout="auto" unmountOnExit>
<Grid container spacing={2}>
<Grid item xs={9}>
<Typography
variant="subtitle1"
gutterBottom
color="textSecondary"
>
Active Workers
</Typography>
<Table size="small" aria-label="active workers">
<TableHead>
<TableRow>
<TableCell>Task ID</TableCell>
<TableCell>Task Payload</TableCell>
<TableCell>Queue</TableCell>
<TableCell>Started</TableCell>
</TableRow>
</TableHead>
<TableBody>
{server.active_workers.map((worker) => (
<TableRow key={worker.task.id}>
<TableCell component="th" scope="row">
{uuidPrefix(worker.task.id)}
</TableCell>
<TableCell>
<SyntaxHighlighter
language="json"
style={syntaxHighlightStyle}
customStyle={{ margin: 0 }}
>
{JSON.stringify(worker.task.payload)}
</SyntaxHighlighter>
</TableCell>
<TableCell>{worker.task.queue}</TableCell>
<TableCell>{timeAgo(worker.start_time)}</TableCell>
</TableRow>
))}
</TableBody>
</Table>
</Grid>
<Grid item xs={3}>
<Typography
variant="subtitle1"
gutterBottom
color="textSecondary"
>
Queue Priority
</Typography>
<Table size="small" aria-label="active workers">
<TableHead>
<TableRow>
<TableCell>Queue</TableCell>
<TableCell align="right">Priority</TableCell>
</TableRow>
</TableHead>
<TableBody>
{qnames.map((qname) => (
<TableRow key={qname}>
<TableCell>
<Link to={queueDetailsPath(qname)}>{qname}</Link>
</TableCell>
<TableCell align="right">
{server.queue_priorities[qname]}
</TableCell>
</TableRow>
))}
</TableBody>
</Table>
<Box margin={2}>
<Typography variant="subtitle2" component="span">
Strict Priority:{" "}
</Typography>
<Typography variant="button" component="span">
{server.strict_priority_enabled ? "ON" : "OFF"}
</Typography>
</Box>
</Grid>
</Grid>
</Collapse>
</TableCell>
</TableRow>
</React.Fragment>
);
}