Add config system

src/main/kotlin/org/bm00/data-accessor/Config.kt

@@ -0,0 +1,51 @@
+package org.bm00.`data-accessor`
+
+import dev.dirs.ProjectDirectories
+import java.io.File
+import java.io.FileInputStream
+import java.io.FileOutputStream
+import java.io.OutputStream
+import java.nio.file.Files
+import java.nio.file.Path
+import java.nio.file.Paths
+import java.util.*
+
+val prop = Properties()
+
+class Config {
+    val confDir = ProjectDirectories.from("org", "bm00", "osda")
+    val runDir = File(confDir.configDir)
+    val confFile = File(confDir.configDir + "/osda.cfg")
+    private val prop = Properties()
+    private var runDirExists = runDir.exists()
+    init {
+        //Check if the directories and files exist, if not, create them. Also check if config version is incorrect.
+        if(!runDirExists){
+            Files.createDirectories(Paths.get(confDir.configDir))
+        }
+        if(confFile.exists()) {
+            FileInputStream(confFile).use { prop.load(it) }
+        }
+        //Otherwise create the necessary directories
+        else{
+            Files.createFile(Paths.get(confDir.configDir + "/osda.cfg"))
+            FileInputStream(confFile).use {
+                prop.load(it)
+                prop.setProperty("configVersion", "1")
+                prop.setProperty("windowWidth", "46")
+                prop.setProperty("windowHeight", "18")
+            }
+            val out: OutputStream = FileOutputStream(confFile)
+            prop.store(out, "Org Secure Data Accessor - OSDA Config file")
+        }
+    }
+    //Convert values from the config file to in-code variables,
+    // so we can use them later, also make them public because I said so.
+    val windowWidth: Int = (prop.getProperty("windowWidth")).toInt()
+
+    val windowHeight: Int = (prop.getProperty("windowHeight")).toInt()
+
+    val configVersion: Int = (prop.getProperty("configVersion")).toInt()
+
+    var progressTimer = 0;
+}