package nova.monadic_sfx

import com.softwaremill.macwire._
import io.odin.Logger
import monix.bio.Task
import monix.catnap.ConcurrentChannel
import nova.monadic_sfx.executors.Schedulers
import nova.monadic_sfx.implicits.JFXButton
import nova.monadic_sfx.implicits.JavaFXMonixObservables._
import nova.monadic_sfx.ui.MyFxApp
import nova.monadic_sfx.ui.components.todo.Todo
import nova.monadic_sfx.ui.components.todo.TodoListComponent
import nova.monadic_sfx.ui.components.todo.TodoListView
import nova.monadic_sfx.util.IOUtils._
import org.gerweck.scalafx.util._
import scalafx.Includes._
import scalafx.application.JFXApp.PrimaryStage
import scalafx.beans.property.ObjectProperty
import scalafx.beans.property.StringProperty
import scalafx.collections.ObservableBuffer
import scalafx.geometry.Insets
import scalafx.scene.Scene
import scalafx.scene.control.TableColumn
import scalafx.scene.control.TableView
import scalafx.scene.layout.HBox
import scalafx.scene.paint.Color
import scalafx.scene.shape.Rectangle

class MainApp(
    // spawnProtocol: ActorSystem[SpawnProtocol.Command],
    schedulers: Schedulers,
    startTime: Long
)(implicit logger: Logger[Task]) {

  lazy val addTodoButton = new JFXButton {
    text = "Add"
  }

  lazy val addTodoObs = addTodoButton.observableAction()

  lazy val todoListView = TodoListView.defaultListView

  lazy val _scene = new Scene {
    root = new HBox {
      padding = Insets(20)
      content = new Rectangle {
        width = 400
        height = 200
        fill = Color.DeepSkyBlue
      }
      children ++= Seq(
        new JFXButton {
          text = "DummyButton"
        },
        new JFXButton {
          text = "DummyButton2"
        },
        addTodoButton,
        Test.ttv
        // todoListView
      )
    }
  }

  private lazy val stage = new PrimaryStage {
    title = "Simple ScalaFX App"
    scene = _scene
    width = 800
    height = 400
  }

  // implicit val l = logger
  // implicit val sp = spawnProtocol

  val program = for {
    (fxApp, fxAppFib) <- wire[MyFxApp].init(stage)
    // _ <- Task(fxApp.stage = stage)
    //   .executeOn(schedulers.fx)
    //   .delayExecution(2000.millis)
    todoComponent <- createTodoComponent
    _ <- toIO(
      addTodoObs
        .mapEval(_ =>
          toTask(todoComponent.send(TodoListComponent.Add(Todo(1, "blah"))))
        )
        .completedL
        .executeOn(schedulers.fx)
        .startAndForget
    )
    _ <- logger.info(
      s"Application started in ${(System.currentTimeMillis() - startTime) / 1000f} seconds"
    )
    _ <- fxAppFib.join
  } yield ()

  def createTodoComponent: Task[TodoListComponent] = {
    for {
      channel <-
        ConcurrentChannel
          .of[Task, TodoListComponent.Complete, TodoListComponent.Command]
      scheduler = schedulers.fx
      (lv, delObs, editObs) <-
        TodoListView.defaultListView2.executeOn(scheduler)
      todoLV = new TodoListView(lv)
      todoComponent <- wire[TodoListComponent.Props].create
      // TODO make this a "message pass" instead of mutating directly
      _ <- Task(_scene.getChildren += lv).executeOn(scheduler)
      _ <- toIO(
        delObs
          .doOnNext(_ => toTask(logger.debug("Pressed delete")))
          .doOnNext(todo =>
            toTask(
              for {
                _ <- logger.debug(s"Got todo $todo")
                _ <- todoComponent.send(TodoListComponent.Delete(todo.id))
                // _ <- Task.sequence(
                //   lst.map(todo =>
                //     todoComponent.send(TodoListComponent.Delete(todo.id))
                //   )
                // )
              } yield ()
            )
          )
          .completedL
      ).startAndForget
      _ <- toIO(
        editObs
          .doOnNext(_ => toTask(logger.debug("Pressed edit")))
          .completedL
      ).startAndForget
    } yield todoComponent
  }

}

class TestModel(_name: String, _age: Int) {
  val name = StringProperty(_name).readOnly
  val age = ObjectProperty(_age).readOnly
}

object Test {
  val items = ObservableBuffer(
    new TestModel("hmm", 1),
    new TestModel("hmm2", 2)
  )

  val ttv = new TableView[TestModel](items) {
    columns ++= Seq(
      new TableColumn[TestModel, String] {
        text = "Name"
        cellValueFactory = { _.value.name }
      },
      new TableColumn[TestModel, Int] {
        text = "Age"
        cellValueFactory = { _.value.age }
      }
    )
  }
}