e-ntfy-android/app/src/main/java/io/heckel/ntfy/log/Log.kt
2022-01-17 00:19:05 -05:00

81 lines
3.1 KiB
Kotlin

package io.heckel.ntfy.log
import android.content.Context
import io.heckel.ntfy.data.Database
import io.heckel.ntfy.data.Logs
import io.heckel.ntfy.data.LogsDao
import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.GlobalScope
import kotlinx.coroutines.launch
import java.util.concurrent.atomic.AtomicBoolean
import java.util.concurrent.atomic.AtomicInteger
class Log(private val logsDao: LogsDao) {
private var record: AtomicBoolean = AtomicBoolean(false)
private var count: AtomicInteger = AtomicInteger(0)
private fun log(level: Int, tag: String, message: String, exception: Throwable?) {
if (!record.get()) return
GlobalScope.launch(Dispatchers.IO) {
logsDao.insert(Logs(System.currentTimeMillis(), tag, level, message, exception?.stackTraceToString()))
val current = count.incrementAndGet()
if (current >= PRUNE_EVERY) {
logsDao.prune(ENTRIES_MAX)
count.set(0) // I know there is a race here, but this is good enough
}
}
}
companion object {
fun d(tag: String, message: String, exception: Throwable? = null) {
if (exception == null) android.util.Log.d(tag, message) else android.util.Log.d(tag, message, exception)
getInstance()?.log(android.util.Log.DEBUG, tag, message, exception)
}
fun i(tag: String, message: String, exception: Throwable? = null) {
if (exception == null) android.util.Log.i(tag, message) else android.util.Log.i(tag, message, exception)
getInstance()?.log(android.util.Log.INFO, tag, message, exception)
}
fun w(tag: String, message: String, exception: Throwable? = null) {
if (exception == null) android.util.Log.w(tag, message) else android.util.Log.w(tag, message, exception)
getInstance()?.log(android.util.Log.WARN, tag, message, exception)
}
fun e(tag: String, message: String, exception: Throwable? = null) {
if (exception == null) android.util.Log.e(tag, message) else android.util.Log.e(tag, message, exception)
getInstance()?.log(android.util.Log.ERROR, tag, message, exception)
}
fun setRecord(enable: Boolean) {
if (!enable) d(TAG, "Disabled log recording")
getInstance()?.record?.set(enable)
if (enable) d(TAG, "Enabled log recording")
}
fun getRecord(): Boolean {
return getInstance()?.record?.get() ?: false
}
fun init(context: Context): Log {
return synchronized(Log::class) {
if (instance == null) {
val database = Database.getInstance(context.applicationContext)
instance = Log(database.logsDao())
}
instance!!
}
}
private const val TAG = "NtfyLog"
private const val PRUNE_EVERY = 100
private const val ENTRIES_MAX = 10000
private var instance: Log? = null
private fun getInstance(): Log? {
return synchronized(Log::class) {
instance
}
}
}
}