Added file logging

.gitignore

@@ -11,3 +11,7 @@ out
 *.ipr
 *.iws
 *.iml
+
+
+# Fiber
+working/

Fiber-Node/build.gradle.kts

@@ -16,6 +16,7 @@ dependencies {
 
     implementation(Dependencies.joptSimple)
     implementation(Dependencies.koin)
+    implementation(Dependencies.zip4j)
 }
 
 this.tasks.withType<ShadowJar> {

Fiber-Node/src/main/kotlin/app/fiber/project/node/logging/Logger.kt

@@ -1,10 +1,13 @@
 package app.fiber.project.node.logging
 
+import app.fiber.project.node.logging.file.FileLogger
 import java.time.LocalTime
 import java.time.format.DateTimeFormatter
 
 class Logger {
 
+    private val fileLogger = FileLogger()
+
     fun debug(message: String) = this.print(LogLevel.DEBUG, message)
 
     fun info(message: String, newLine: Boolean = true) = this.print(LogLevel.INFO, message, newLine)
@@ -14,7 +17,9 @@ class Logger {
     fun error(message: String) = this.print(LogLevel.ERROR, message)
 
     private fun print(level: LogLevel, message: String, newLine: Boolean = true) {
-        println(this.formatLog(level, message))
+        val log = this.formatLog(level, message)
+        println(log)
+        this.fileLogger.log(log)
         if(newLine) this.printPrefix()
     }
 
@@ -25,6 +30,4 @@ class Logger {
 
     private fun printPrefix() = print("\r>")
 
-    //TODO files
-
 }

Fiber-Node/src/main/kotlin/app/fiber/project/node/logging/file/FileLogger.kt

@@ -0,0 +1,49 @@
+package app.fiber.project.node.logging.file
+
+import net.lingala.zip4j.core.ZipFile
+import net.lingala.zip4j.model.ZipParameters
+import net.lingala.zip4j.util.Zip4jConstants
+import java.nio.file.Files
+import java.nio.file.Paths
+import java.nio.file.StandardOpenOption
+import java.time.Instant
+import java.time.ZoneId
+import java.time.format.DateTimeFormatter
+
+class FileLogger {
+
+    private val logDirectory = Paths.get("logs")
+
+    private val latest = Paths.get("logs/latest.log")
+
+    init {
+        if (Files.exists(this.latest)) {
+            this.archiveLatestLog()
+            Files.delete(this.latest)
+        }
+    }
+
+    fun log(message: String) {
+        if (Files.notExists(this.logDirectory)) Files.createDirectories(this.logDirectory)
+
+        if(Files.notExists(this.latest)) Files.createFile(this.latest)
+
+        Files.newBufferedWriter(this.latest, StandardOpenOption.APPEND).use {
+            it.write(message)
+        }
+    }
+
+    fun clearLog() = this.logDirectory.toFile().listFiles().forEach { Files.delete(it.toPath()) }
+
+    private fun archiveLatestLog() = ZipFile(this.nameForZip()).addFile(this.latest.toFile(), ZipParameters().apply {
+        this.compressionMethod = Zip4jConstants.COMP_DEFLATE
+        this.compressionLevel = Zip4jConstants.DEFLATE_LEVEL_NORMAL
+    })
+
+    private fun nameForZip(): String {
+        val millis = Files.getLastModifiedTime(this.latest).toMillis()
+        val date = Instant.ofEpochMilli(millis).atZone(ZoneId.systemDefault()).toLocalDateTime()
+        return "logs/${DateTimeFormatter.ofPattern("yyyy-MM-dd--HH-mm").format(date)}.log.zip"
+    }
+
+}

buildSrc/src/main/kotlin/Dependencies.kt

@@ -22,6 +22,9 @@ object Versions {
     //Jackson
     const val jackson = "2.9.+"
 
+    //Zip4J
+    const val zip4j = "1.3.3"
+
 }
 
 object Dependencies {
@@ -48,6 +51,9 @@ object Dependencies {
     const val jacksonKotlin = "com.fasterxml.jackson.module:jackson-module-kotlin:${Versions.jackson}"
     const val jacksonYaml = "com.fasterxml.jackson.dataformat:jackson-dataformat-yaml:${Versions.jackson}"
 
+    //Zip4J
+    const val zip4j = "net.lingala.zip4j:zip4j:${Versions.zip4j}"
+
 }
 
 object Plugins {