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// Copyright 2022 The Pigweed Authors
//
// Licensed under the Apache License, Version 2.0 (the "License"); you may not
// use this file except in compliance with the License. You may obtain a copy of
// the License at
//
// https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
// License for the specific language governing permissions and limitations under
// the License.
import {useEffect, useRef, useState} from "react";
import {pw_tokenizer, Device} from "pigweedjs";
import {AutoSizer, Table, Column} from 'react-virtualized';
import {listenToDefaultLogService} from "../common/logService";
import 'react-virtualized/styles.css';
import styles from "../styles/log.module.css";
type Detokenizer = pw_tokenizer.Detokenizer;
interface LogProps {
device: Device | undefined,
tokenDB: string | undefined
}
interface LogEntry {
msg: string,
timestamp: number,
humanTime: string,
module: string,
file: string
}
function parseLogMsg(msg: string): LogEntry {
const pairs = msg.split("■").slice(1).map(pair => pair.split("♦"));
// Not a valid message, print as-is.
if (pairs.length === 0) {
return {
msg,
module: "",
file: "",
timestamp: Date.now(),
humanTime: new Date(Date.now()).toLocaleTimeString("en-US")
}
}
let map: any = {};
pairs.forEach(pair => map[pair[0]] = pair[1])
return {
msg: map.msg,
module: map.module,
file: map.file,
timestamp: Date.now(),
humanTime: new Date(Date.now()).toLocaleTimeString("en-US")
}
}
const keyToDisplayName: {[key: string]: string} = {
"msg": "Message",
"humanTime": "Time",
"module": "Module",
"file": "File"
}
export default function Log({device, tokenDB}: LogProps) {
const [logs, setLogs] = useState<LogEntry[]>([]);
const [detokenizer, setDetokenizer] = useState<Detokenizer | null>(null);
const logTable = useRef<Table | null>(null);
const _headerRenderer = ({dataKey, sortBy, sortDirection}: any) => {
return (
<div>
{keyToDisplayName[dataKey]}
</div>
);
}
const processFrame = (frame: Uint8Array) => {
if (detokenizer) {
const detokenized = detokenizer.detokenizeUint8Array(frame);
setLogs(oldLogs => [...oldLogs, parseLogMsg(detokenized)]);
}
else {
const decoded = new TextDecoder().decode(frame);
setLogs(oldLogs => [...oldLogs, parseLogMsg(decoded)]);
}
setTimeout(() => {
logTable.current!.scrollToRow(logs.length - 1);
}, 100);
}
useEffect(() => {
if (device) {
let cleanupFn: () => void;
listenToDefaultLogService(device, processFrame).then((unsub) => cleanupFn = unsub);
return () => {
if (cleanupFn) cleanupFn();
}
}
}, [device, detokenizer]);
useEffect(() => {
if (tokenDB && tokenDB.length > 0) {
const detokenizer = new pw_tokenizer.Detokenizer(tokenDB);
setDetokenizer(detokenizer);
}
}, [tokenDB])
return (
<>
{/* @ts-ignore */}
<AutoSizer>
{({height, width}) => (
<>
{/* @ts-ignore */}
<Table
className={styles.logsContainer}
headerHeight={40}
height={height}
rowCount={logs.length}
rowGetter={({index}) => logs[index]}
rowHeight={30}
ref={logTable}
width={width}
>
{/* @ts-ignore */}
<Column
dataKey="humanTime"
width={190}
headerRenderer={_headerRenderer}
/>
{/* @ts-ignore */}
<Column
dataKey="msg"
flexGrow={1}
width={290}
headerRenderer={_headerRenderer}
/>
{/* @ts-ignore */}
<Column
dataKey="module"
width={190}
headerRenderer={_headerRenderer}
/>
{/* @ts-ignore */}
<Column
dataKey="file"
flexGrow={1}
width={190}
headerRenderer={_headerRenderer}
/>
</Table>
</>
)}
</AutoSizer>
</>
)
}
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