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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,186 @@ | ||
| import React, { useState, useEffect } from "react"; | ||
| import { Box, Text, useInput, useApp } from "ink"; | ||
| import chalk from "chalk"; | ||
| import fs from "node:fs"; | ||
|
|
||
| interface LogViewerProps { | ||
| env: any; | ||
| logFilePath: string; | ||
| onExit: () => void; | ||
| onTest: () => Promise<void>; | ||
| onGrep: () => Promise<void>; | ||
| onNextLog?: () => void; | ||
| onPrevLog?: () => void; | ||
| zombieInfo?: { | ||
| currentNode: string; | ||
| position: number; | ||
| total: number; | ||
| }; | ||
| } | ||
|
|
||
| export const LogViewer: React.FC<LogViewerProps> = ({ | ||
| env, | ||
| logFilePath, | ||
| onExit, | ||
| onTest, | ||
| onGrep, | ||
| onNextLog, | ||
| onPrevLog, | ||
| zombieInfo, | ||
| }) => { | ||
| const [logs, setLogs] = useState<string[]>([]); | ||
| const [tailing, setTailing] = useState(true); | ||
| const [currentReadPosition, setCurrentReadPosition] = useState(0); | ||
| const [isExecutingCommand, setIsExecutingCommand] = useState(false); | ||
| const { exit } = useApp(); | ||
|
|
||
| const resumePauseProse = [ | ||
| `, ${chalk.bgWhite.black("[p]")} Pause tail`, | ||
| `, ${chalk.bgWhite.black("[r]")} Resume tail`, | ||
| ]; | ||
|
|
||
| const bottomBarBase = `📜 Tailing Logs, commands: ${chalk.bgWhite.black( | ||
| "[q]" | ||
| )} Quit, ${chalk.bgWhite.black("[t]")} Test, ${chalk.bgWhite.black("[g]")} Grep test`; | ||
|
|
||
| const zombieContent = zombieInfo | ||
| ? `, ${chalk.bgWhite.black("[,]")} Next Log, ${chalk.bgWhite.black( | ||
| "[.]" | ||
| )} Previous Log | CurrentLog: ${chalk.bgWhite.black( | ||
| `${zombieInfo.currentNode} (${zombieInfo.position}/${zombieInfo.total})` | ||
| )}` | ||
| : ""; | ||
|
|
||
| const setupWatcher = () => { | ||
| fs.watchFile(logFilePath, () => { | ||
| readLog(); | ||
| }); | ||
| }; | ||
|
|
||
| const removeWatcher = () => { | ||
| fs.unwatchFile(logFilePath); | ||
| }; | ||
|
|
||
| useInput((input, key) => { | ||
| if (input === "q") { | ||
| fs.unwatchFile(logFilePath); | ||
| onExit(); | ||
| exit(); | ||
| } | ||
|
|
||
| if (input === "p") { | ||
| setTailing(false); | ||
| removeWatcher(); | ||
| } | ||
|
|
||
| if (input === "r") { | ||
| setTailing(true); | ||
| setupWatcher(); | ||
| readLog(); | ||
| } | ||
|
|
||
| if (input === "t") { | ||
| setIsExecutingCommand(true); | ||
| removeWatcher(); | ||
| onTest().finally(() => { | ||
| setIsExecutingCommand(false); | ||
| if (tailing) { | ||
| setupWatcher(); | ||
| readLog(); | ||
| } | ||
| }); | ||
| } | ||
|
|
||
| if (input === "g") { | ||
| setIsExecutingCommand(true); | ||
| removeWatcher(); | ||
| onGrep().finally(() => { | ||
| setIsExecutingCommand(false); | ||
| if (tailing) { | ||
| setupWatcher(); | ||
| readLog(); | ||
| } | ||
| }); | ||
| } | ||
|
|
||
| if (input === "," && onNextLog) { | ||
| fs.unwatchFile(logFilePath); | ||
| onNextLog(); | ||
| exit(); | ||
| } | ||
|
|
||
| if (input === "." && onPrevLog) { | ||
| fs.unwatchFile(logFilePath); | ||
| onPrevLog(); | ||
| exit(); | ||
| } | ||
| }); | ||
|
|
||
| const readLog = () => { | ||
| if (!tailing) return; | ||
|
|
||
| const stats = fs.statSync(logFilePath); | ||
| const newReadPosition = stats.size; | ||
|
|
||
| if (newReadPosition > currentReadPosition) { | ||
| const stream = fs.createReadStream(logFilePath, { | ||
| start: currentReadPosition, | ||
| end: newReadPosition, | ||
| }); | ||
|
|
||
| let newContent = ""; | ||
| stream.on("data", (chunk) => { | ||
| newContent += chunk.toString(); | ||
| }); | ||
|
|
||
| stream.on("end", () => { | ||
| setLogs((prev) => [...prev, ...newContent.split("\n")]); | ||
| setCurrentReadPosition(newReadPosition); | ||
| }); | ||
| } | ||
| }; | ||
|
|
||
| useEffect(() => { | ||
| // Initial read | ||
| const stats = fs.statSync(logFilePath); | ||
| const stream = fs.createReadStream(logFilePath); | ||
| let content = ""; | ||
|
|
||
| stream.on("data", (chunk) => { | ||
| content += chunk.toString(); | ||
| }); | ||
|
|
||
| stream.on("end", () => { | ||
| setLogs(content.split("\n")); | ||
| setCurrentReadPosition(stats.size); | ||
| }); | ||
|
|
||
| // Watch for changes if tailing is enabled | ||
| if (tailing) { | ||
| setupWatcher(); | ||
| } | ||
|
|
||
| return () => { | ||
| removeWatcher(); | ||
| }; | ||
| }, [logFilePath, tailing]); | ||
|
|
||
| return ( | ||
| <Box flexDirection="column" height="100%"> | ||
| <Box flexGrow={1} flexDirection="column"> | ||
| {logs.slice(-process.stdout.rows + 2).map((line, i) => ( | ||
| <Text key={i}>{line}</Text> | ||
| ))} | ||
| </Box> | ||
| {!isExecutingCommand && ( | ||
| <Box height={1}> | ||
| <Text> | ||
| {bottomBarBase} | ||
| {resumePauseProse[tailing ? 0 : 1]} | ||
| {zombieContent} | ||
| </Text> | ||
| </Box> | ||
| )} | ||
| </Box> | ||
| ); | ||
| }; |
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