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import log from "electron-log/main.js"
import { readFileSync, readdirSync, statSync, unlinkSync } from "node:fs"
import { dirname, join } from "node:path"
const MAX_LOG_AGE_DAYS = 7
const TAIL_LINES = 1000
export function initLogging() {
log.transports.file.maxSize = 5 * 1024 * 1024
cleanup()
return log
}
export function tail(): string {
try {
const path = log.transports.file.getFile().path
const contents = readFileSync(path, "utf8")
const lines = contents.split("\n")
return lines.slice(Math.max(0, lines.length - TAIL_LINES)).join("\n")
} catch {
return ""
}
}
function cleanup() {
const path = log.transports.file.getFile().path
const dir = dirname(path)
const cutoff = Date.now() - MAX_LOG_AGE_DAYS * 24 * 60 * 60 * 1000
for (const entry of readdirSync(dir)) {
const file = join(dir, entry)
try {
const info = statSync(file)
if (!info.isFile()) continue
if (info.mtimeMs < cutoff) unlinkSync(file)
} catch {
continue
}
}
}
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