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/**
 * Copyright (C) 2015 Stubhub.
 */
package io.bigdime.alert.multiple.impl;

import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentMap;

import io.bigdime.alert.AlertMessage;
import io.bigdime.alert.Logger;
import io.bigdime.alert.impl.Slf4jLogger;
import io.bigdime.alert.spi.AlertLoggerFactory;

/**
 * Default implementation of the alerting system, uses slf4j-log4j to log.
 * 
 * @author Neeraj Jain
 *
 */
public class MultipleLoggerFactory implements AlertLoggerFactory {
	@Override
	public Logger getLogger(String name) {
		return MultipleLogger.getLogger(name);
	}

	@Override
	public Logger getLogger(Class clazz) {
		return MultipleLogger.getLogger(clazz.getName());
	}

	private static final class MultipleLogger implements Logger {

		private static final ConcurrentMap loggerMap = new ConcurrentHashMap<>();
		final List loggers = new ArrayList<>();

		private MultipleLogger() {
		}

		public static Logger getLogger(String loggerName) {
			MultipleLogger logger = loggerMap.get(loggerName);
			if (logger == null) {
				logger = new MultipleLogger();
				loggerMap.put(loggerName, logger);

				logger.loggers.add(BigdimeHBaseLogger.getLogger(loggerName));
				logger.loggers.add(Slf4jLogger.getLogger(loggerName));
			}
			return logger;
		}

		@Override
		public void debug(String source, String shortMessage, String message) {
			for (Logger l : loggers) {
				l.debug(source, shortMessage, message);
			}
		}

		@Override
		public void debug(String source, String shortMessage, String format, Object... o) {
			for (Logger l : loggers) {
				l.debug(source, shortMessage, format, o);
			}
		}

		@Override
		public void info(String source, String shortMessage, String message) {
			for (Logger l : loggers) {
				l.info(source, shortMessage, message);
			}
		}

		@Override
		public void info(String source, String shortMessage, String format, Object... o) {
			for (Logger l : loggers) {
				l.info(source, shortMessage, format, o);
			}
		}

		@Override
		public void warn(String source, String shortMessage, String message) {
			for (Logger l : loggers) {
				l.warn(source, shortMessage, message);
			}
		}

		@Override
		public void warn(String source, String shortMessage, String format, Object... o) {
			for (Logger l : loggers) {
				l.warn(source, shortMessage, format, o);
			}
		}

		@Override
		public void warn(String source, String shortMessage, String message, Throwable t) {
			for (Logger l : loggers) {
				l.warn(source, shortMessage, message, t);
			}
		}

		@Override
		public void alert(String source, ALERT_TYPE alertType, ALERT_CAUSE alertCause, ALERT_SEVERITY alertSeverity,
				String message) {
			for (Logger l : loggers) {
				l.alert(source, alertType, alertCause, alertSeverity, message);
			}
		}

		@Override
		public void alert(String source, ALERT_TYPE alertType, ALERT_CAUSE alertCause, ALERT_SEVERITY alertSeverity,
				String message, Throwable t) {
			for (Logger l : loggers) {
				l.alert(source, alertType, alertCause, alertSeverity, message, t);
			}
		}

		@Override
		public void alert(String source, ALERT_TYPE alertType, ALERT_CAUSE alertCause, ALERT_SEVERITY alertSeverity,
				String format, Object... o) {
			for (Logger l : loggers) {
				l.alert(source, alertType, alertCause, alertSeverity, format, o);
			}
		}

		@Override
		public void alert(final AlertMessage message) {
			for (Logger l : loggers) {
				l.alert(message);
			}
		}
	}
}