import { app } from 'electron'
import { dirname, join } from 'path'
import { inspect } from 'util'
import { createDailyLog } from './dailyLog'

const fallback = app.getPath('logs')
export const appLog = createDailyLog([
  process.env.APPIMAGE
    ? join(dirname(process.env.APPIMAGE), 'logs')
    : app.isPackaged ? join(dirname(process.execPath), 'logs') : fallback,
  fallback
])

for (const level of ['warn', 'error'] as const) {
  const original = console[level].bind(console)
  console[level] = (...args: unknown[]) => {
    appLog.write(level, args.map((value) => typeof value === 'string' ? value : inspect(value, { depth: 4 })).join(' '))
    original(...args)
  }
}

// Monitor fatal exceptions without changing Node's normal termination behavior.
process.on('uncaughtExceptionMonitor', (error, origin) => {
  appLog.write(origin, error.stack ?? String(error))
})
process.on('warning', (warning) => appLog.write('warning', warning.stack ?? warning.message))
process.on('exit', (code) => appLog.write('exit', `code=${code}`))
app.on('child-process-gone', (_event, details) => appLog.write('child-process-gone', JSON.stringify(details)))
appLog.write('startup', `version=${app.getVersion()} platform=${process.platform} arch=${process.arch} electron=${process.versions.electron} executable=${process.env.APPIMAGE || process.execPath}`)