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package com.mapswithme.util.log;
import android.app.Application;
import android.content.SharedPreferences;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import android.text.TextUtils;
import android.util.Log;
import com.mapswithme.maps.BuildConfig;
import com.mapswithme.maps.MwmApplication;
import com.mapswithme.maps.R;
import com.mapswithme.util.StorageUtils;
import net.jcip.annotations.GuardedBy;
import net.jcip.annotations.ThreadSafe;
import java.io.File;
import java.util.EnumMap;
import java.util.Objects;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
@ThreadSafe
public class LoggerFactory
{
public enum Type
{
MISC, LOCATION, TRAFFIC, GPS_TRACKING, TRACK_RECORDER, ROUTING, NETWORK, STORAGE, DOWNLOADER,
CORE, THIRD_PARTY, BILLING
}
public interface OnZipCompletedListener
{
/**
* Indicates about completion of zipping operation.
* <p>
* <b>NOTE:</b> called from the logger thread
* </p>
* @param success indicates about a status of zipping operation
*/
void onCompleted(boolean success);
}
public final static LoggerFactory INSTANCE = new LoggerFactory();
@NonNull
@GuardedBy("this")
private final EnumMap<Type, BaseLogger> mLoggers = new EnumMap<>(Type.class);
private final static String CORE_TAG = "MapsmeCore";
@Nullable
@GuardedBy("this")
private ExecutorService mFileLoggerExecutor;
@Nullable
private Application mApplication;
private LoggerFactory()
{
}
public void initialize(@NonNull Application application)
{
mApplication = application;
}
public boolean isFileLoggingEnabled()
{
if (mApplication == null)
{
if (BuildConfig.DEBUG)
throw new IllegalStateException("Application is not created," +
"but logger is used!");
return false;
}
SharedPreferences prefs = MwmApplication.prefs(mApplication);
String enableLoggingKey = mApplication.getString(R.string.pref_enable_logging);
//noinspection ConstantConditions
return prefs.getBoolean(enableLoggingKey, BuildConfig.BUILD_TYPE.equals("beta"));
}
public void setFileLoggingEnabled(boolean enabled)
{
Objects.requireNonNull(mApplication);
nativeToggleCoreDebugLogs(enabled);
SharedPreferences prefs = MwmApplication.prefs(mApplication);
SharedPreferences.Editor editor = prefs.edit();
String enableLoggingKey = mApplication.getString(R.string.pref_enable_logging);
editor.putBoolean(enableLoggingKey, enabled).apply();
updateLoggers();
}
@NonNull
public synchronized Logger getLogger(@NonNull Type type)
{
BaseLogger logger = mLoggers.get(type);
if (logger == null)
{
logger = createLogger(type);
mLoggers.put(type, logger);
}
return logger;
}
private synchronized void updateLoggers()
{
for (Type type: mLoggers.keySet())
{
BaseLogger logger = mLoggers.get(type);
logger.setStrategy(createLoggerStrategy(type));
}
}
public synchronized void zipLogs(@Nullable OnZipCompletedListener listener)
{
if (mApplication == null)
return;
String logsFolder = StorageUtils.getLogsFolder(mApplication);
if (TextUtils.isEmpty(logsFolder))
{
if (listener != null)
listener.onCompleted(false);
return;
}
Runnable task = new ZipLogsTask(mApplication, logsFolder, logsFolder + ".zip", listener);
getFileLoggerExecutor().execute(task);
}
@NonNull
private BaseLogger createLogger(@NonNull Type type)
{
LoggerStrategy strategy = createLoggerStrategy(type);
return new BaseLogger(strategy);
}
@NonNull
private LoggerStrategy createLoggerStrategy(@NonNull Type type)
{
if (isFileLoggingEnabled() && mApplication != null)
{
nativeToggleCoreDebugLogs(true);
String logsFolder = StorageUtils.getLogsFolder(mApplication);
if (!TextUtils.isEmpty(logsFolder))
return new FileLoggerStrategy(mApplication,logsFolder + File.separator
+ type.name().toLowerCase() + ".log", getFileLoggerExecutor());
}
return new LogCatStrategy();
}
@NonNull
private synchronized ExecutorService getFileLoggerExecutor()
{
if (mFileLoggerExecutor == null)
mFileLoggerExecutor = Executors.newSingleThreadExecutor();
return mFileLoggerExecutor;
}
// Called from JNI.
@SuppressWarnings("unused")
private static void logCoreMessage(int level, String msg)
{
Logger logger = INSTANCE.getLogger(Type.CORE);
switch (level)
{
case Log.DEBUG:
logger.d(CORE_TAG, msg);
break;
case Log.INFO:
logger.i(CORE_TAG, msg);
break;
case Log.WARN:
logger.w(CORE_TAG, msg);
break;
case Log.ERROR:
logger.e(CORE_TAG, msg);
break;
default:
logger.v(CORE_TAG, msg);
}
}
private static native void nativeToggleCoreDebugLogs(boolean enabled);
}
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