Introduce SimpleLoggerFactory and update LoggerFactory interface

Created a new SimpleLoggerFactory class to handle logger creation. Refactored LoggerFactory to be an interface and moved logger instantiation logic to SimpleLoggerFactory. Updated relevant files to reflect these changes and ensure proper logger registration and muting functionality.

log4k/src/commonMain/kotlin/io/github/smyrgeorge/log4k/LoggerFactory.kt

@@ -1,21 +1,10 @@
 package io.github.smyrgeorge.log4k
 
-import io.github.smyrgeorge.log4k.impl.RootLogger
-import io.github.smyrgeorge.log4k.impl.RootLogger.loggers
-import io.github.smyrgeorge.log4k.impl.SimpleLogger
 import io.github.smyrgeorge.log4k.impl.extensions.toName
 import kotlin.reflect.KClass
 
 @Suppress("unused")
-class LoggerFactory {
+interface LoggerFactory {
     fun getLogger(clazz: KClass<*>): Logger = getLogger(clazz.toName())
-    fun getLogger(name: String): Logger {
-        val existing = loggers.get(name)
-        if (existing != null) return existing
-        return SimpleLogger(name, RootLogger.level).also {
-            val muted = loggers.isMuted(name)
-            if (muted) it.mute()
-            loggers.register(it)
-        }
-    }
+    fun getLogger(name: String): Logger
 }

log4k/src/commonMain/kotlin/io/github/smyrgeorge/log4k/impl/RootLogger.kt

@@ -22,7 +22,7 @@ object RootLogger {
         Channel(capacity = Channel.UNLIMITED)
 
     val level: Level = Level.INFO
-    val factory = LoggerFactory()
+    val factory = SimpleLoggerFactory()
     val loggers = LoggerRegistry()
     val appenders = AppenderRegistry()
 

log4k/src/commonMain/kotlin/io/github/smyrgeorge/log4k/impl/SimpleLoggerFactory.kt

@@ -0,0 +1,14 @@
+package io.github.smyrgeorge.log4k.impl
+
+import io.github.smyrgeorge.log4k.Logger
+import io.github.smyrgeorge.log4k.LoggerFactory
+
+class SimpleLoggerFactory : LoggerFactory {
+    override fun getLogger(name: String): Logger {
+        val existing = RootLogger.loggers.get(name)
+        if (existing != null) return existing
+        return SimpleLogger(name, RootLogger.level).also {
+            RootLogger.loggers.register(it)
+        }
+    }
+}

log4k/src/commonMain/kotlin/io/github/smyrgeorge/log4k/registry/LoggerRegistry.kt

@@ -17,6 +17,8 @@ class LoggerRegistry {
     fun get(clazz: KClass<*>): Logger? = get(clazz.toName())
     fun get(name: String): Logger? = mutex.witLock { loggers[name] }
     fun register(logger: Logger): Unit = mutex.witLock {
+        val muted = isMuted(logger.name)
+        if (muted) logger.mute()
         loggers[logger.name] = logger
     }
 

log4k/src/commonTest/kotlin/io/github/smyrgeorge/log4k/MainTests.kt

@@ -14,7 +14,6 @@ class MainTests {
 
     @Test
     fun test() {
-
         log.debug("ignore")
         log.info("this is a test")
         RootLogger.loggers.mute("io.github.smyrgeorge.log4k.MainTests")