import javafx.application.{Platform, Application}
import javafx.event.{ActionEvent, EventHandler}
import javafx.scene.Scene
import javafx.scene.control.{Button, TextField, Label}
import javafx.scene.layout.{HBox, TilePane, VBox, GridPane}
import javafx.stage.Stage

sealed trait Stat
{
    val label: String
    val statWeight: Double
    def adjust(num: Int) = num * statWeight
}

//Marksman
case object Agility extends Stat{val label = "Agility:";val statWeight = 4.83}
case object Multistrike extends Stat{val label = "Multistrike:";val statWeight = 1.83}
case object Crit extends Stat{val label = "Crit:";val statWeight = 1.61}
case object Versatility extends Stat{val label = "Versatility:";val statWeight = 1.55}
case object Haste extends Stat{val label = "Haste:";val statWeight = 1.26}
case object Mastery extends Stat{val label = "Mastery:";val statWeight = 1.25}

//Kitty
//case object Agility extends Stat{val label = "Agility:";val statWeight = 4.79}
//case object Multistrike extends Stat{val label = "Multistrike:";val statWeight = 1.64}
//case object Crit extends Stat{val label = "Crit:";val statWeight = 1.74}
//case object Versatility extends Stat{val label = "Versatility:";val statWeight = 1.42}
//case object Haste extends Stat{val label = "Haste:";val statWeight = 1.49}
//case object Mastery extends Stat{val label = "Mastery:";val statWeight = 1.33}

case class Gear(stats: Array[(Stat, Int)])

class GearPane(piece: Gear) extends GridPane
{
    var i = 0
    var total = 0.0
    for (stat <- piece.stats)
    {
        val label = new Label(stat._1.label)
        val valueField = new TextField(stat._2.toString)
        valueField.setPrefColumnCount(4)
        val adjLabel = new Label("Adjusted Value:")
        val adjValue = stat._1.adjust(stat._2)
        total += adjValue
        val adjValueField = new TextField(adjValue.toString)
        adjValueField.setPrefColumnCount(4)

        add(label, 0, i)
        add(valueField, 1, i)
        add(adjLabel, 2, i)
        add(adjValueField, 3, i)

        i += 1
    }

    val totalLabel = new Label("Overall Item Value:")
    val totalValue = new TextField(total.toString)
    totalValue.setPrefColumnCount(4)

    add(totalLabel, 1, i)
    add(totalValue, 2, i)

    setStyle("-fx-font-size: 10pt; -fx-font-weight: bold; -fx-border-size: 1px; -fx-border-style: solid; -fx-border-color: black")
}

object Main extends App{new Main().launch}
class Main extends Application
{
    def launch = javafx.application.Application.launch()

    def start(stg: Stage) =
    {
        val stats = Array(Agility, Multistrike, Crit, Versatility, Haste, Mastery)
        val labels = Array[Label](
            new Label("Agility:"),
            new Label("Multistrike:"),
            new Label("Crit:"),
            new Label("Versatility:"),
            new Label("Haste:"),
            new Label("Mastery:")
        )
        val values = Array(
            new TextField("0"),
            new TextField("0"),
            new TextField("0"),
            new TextField("0"),
            new TextField("0"),
            new TextField("0")
        )
        values.foreach(tf => tf.setPrefColumnCount(4))
        val inputPane = new GridPane
        inputPane.setHgap(10)
        inputPane.setVgap(10)
        for (i <- 0 until values.length)
        {
            inputPane.add(labels(i), i, 0)
            inputPane.add(values(i), i, 1)
        }

        val gear = new TilePane
        gear.setHgap(10)
        gear.setVgap(10)

        val add = new Button("Add Calc")
        add.setOnAction(new EventHandler[ActionEvent]
        {
            def handle(evt: ActionEvent): Unit =
            {
                var statPairs = Array[(Stat, Int)]()
                for (i <- 0 until values.length)
                {
                    if (values(i).getText.toInt != 0)
                        statPairs = statPairs :+ (stats(i), values(i).getText.toInt)
                    values(i).setText("0")
                }
                gear.getChildren.add(new GearPane(Gear(statPairs)))
                Platform.runLater(new Runnable{def run = values(0).requestFocus})
            }
        })
        val clear = new Button("Clear")
        clear.setOnAction(new EventHandler[ActionEvent]{def handle(evt: ActionEvent) = gear.getChildren.clear})

        val buttons = new HBox
        buttons.setSpacing(10)
        buttons.getChildren.addAll(add, clear)

        val vb = new VBox
        vb.setSpacing(10)
        vb.setStyle("-fx-font-size: 10pt; -fx-font-weight: bold")
        vb.getChildren.addAll(inputPane, buttons, gear)

        stg.setScene(new Scene(vb, 1024, 768))
        stg.setTitle("Gear Compare By Stat Weight")
        stg.show
    }
}