[Editor] Create sourceDirectory property in Project object

editor/src/main/kotlin/com/bartlomiejpluta/base/editor/main/view/MainView.kt

@@ -13,7 +13,7 @@ class MainView : View("BASE Game Editor") {
 
    init {
       mainController.openProject.addListener { _, _, project ->
-         val projectName = project?.let { " :: ${it.name}" } ?: ""
+         val projectName = project?.let { " :: ${it.name} (${it.sourceDirectory.absolutePath})" } ?: ""
          title = "BASE Game Editor$projectName"
       }
    }

editor/src/main/kotlin/com/bartlomiejpluta/base/editor/project/model/Project.kt

@@ -1,9 +1,14 @@
 package com.bartlomiejpluta.base.editor.project.model
 
+import javafx.beans.property.SimpleObjectProperty
 import javafx.beans.property.SimpleStringProperty
 import tornadofx.*
+import java.io.File
 
 class Project {
    val nameProperty = SimpleStringProperty()
    var name by nameProperty
+
+   val sourceDirectoryProperty = SimpleObjectProperty<File>()
+   val sourceDirectory by sourceDirectoryProperty
 }

editor/src/main/kotlin/com/bartlomiejpluta/base/editor/project/view/ProjectSettingsFragment.kt

@@ -1,11 +1,25 @@
 package com.bartlomiejpluta.base.editor.project.view
 
 import com.bartlomiejpluta.base.editor.project.viewmodel.ProjectVM
+import javafx.beans.binding.Bindings
+import javafx.beans.binding.Bindings.createStringBinding
+import javafx.beans.property.SimpleStringProperty
 import tornadofx.*
+import java.io.File
 
 class ProjectSettingsFragment : Fragment("Project Settings") {
    private val projectVM = find<ProjectVM>(FX.defaultScope)
 
+   private val rootDirectory = SimpleStringProperty("")
+   private val projectDirectory = SimpleStringProperty("")
+   private val directory = createStringBinding({
+      File(rootDirectory.value, projectDirectory.value).absolutePath
+   }, rootDirectory, projectDirectory)
+
+   init {
+      directory.addListener { _, _, path -> projectVM.sourceDirectoryProperty.value = File(path) }
+   }
+
    var result = false
       private set
 
@@ -14,9 +28,48 @@ class ProjectSettingsFragment : Fragment("Project Settings") {
          field("Project Name") {
             textfield(projectVM.nameProperty) {
                required()
+               trimWhitespace()
                whenDocked { requestFocus() }
             }
          }
+
+         field("Project Location") {
+            hbox {
+               textfield(rootDirectory) {
+                  trimWhitespace()
+
+                  projectVM.validationContext.addValidator(this, rootDirectory) {
+                     when {
+                        it.isNullOrBlank() -> error("Field is required")
+                        !File(it).exists() -> error("Provide valid path to the direction")
+                        else -> null
+                     }
+                  }
+               }
+
+               button("Choose") {
+                  action {
+                     rootDirectory.value = chooseDirectory("Project Location")?.absolutePath
+                  }
+               }
+            }
+         }
+
+         field("Project Directory Name") {
+            textfield(projectDirectory) {
+               trimWhitespace()
+
+               projectVM.validationContext.addValidator(this, projectDirectory) {
+                     when {
+                        it.isNullOrBlank() -> error("Field is required")
+                        File(directory.value).exists() ->  error("The directory ${directory.value} already exists")
+                        else -> null
+                     }
+                  }
+            }
+         }
+
+         label(Bindings.format("Directory:\n%s", directory))
       }
 
       buttonbar {

editor/src/main/kotlin/com/bartlomiejpluta/base/editor/project/viewmodel/ProjectVM.kt

@@ -1,11 +1,12 @@
 package com.bartlomiejpluta.base.editor.project.viewmodel
 
 import com.bartlomiejpluta.base.editor.project.model.Project
-import tornadofx.ItemViewModel
+import tornadofx.*
-import tornadofx.getValue
-import tornadofx.setValue
 
 class ProjectVM(project: Project) : ItemViewModel<Project>(project) {
    val nameProperty = bind(Project::nameProperty)
-   var name by nameProperty
+   val name by nameProperty
+
+   val sourceDirectoryProperty = bind(Project::sourceDirectoryProperty)
+   val sourceDirectory by sourceDirectoryProperty
 }