package com.rhubarb_lip_sync.rhubarb_for_spine

import javafx.beans.property.SimpleStringProperty
import javafx.beans.property.StringProperty
import javafx.beans.value.ObservableValue
import javafx.scene.Group
import javafx.scene.Node
import javafx.scene.Parent
import javafx.scene.control.Tooltip
import javafx.scene.paint.Color
import tornadofx.addChildIfPossible
import tornadofx.circle
import tornadofx.rectangle
import tornadofx.removeFromParent

fun renderErrorIndicator(): Node {
    return Group().apply {
        isManaged = false
        circle {
            radius = 7.0
            fill = Color.ORANGERED
        }
        rectangle {
            x = -1.0
            y = -5.0
            width = 2.0
            height = 7.0
            fill = Color.WHITE
        }
        rectangle {
            x = -1.0
            y = 3.0
            width = 2.0
            height = 2.0
            fill = Color.WHITE
        }
    }
}

fun Parent.errorProperty() : StringProperty {
    return properties.getOrPut("rhubarb.errorProperty", {
        val errorIndicator: Node = renderErrorIndicator()
        val tooltip = Tooltip()
        val property = SimpleStringProperty()

        fun updateTooltipVisibility() {
            if (tooltip.text.isNotEmpty() && isFocused) {
                val bounds = localToScreen(boundsInLocal)
                tooltip.show(scene.window, bounds.minX + 5, bounds.maxY + 2)
            } else {
                tooltip.hide()
            }
        }

        focusedProperty().addListener({
            _: ObservableValue<out Boolean>, _: Boolean, _: Boolean ->
            updateTooltipVisibility()
        })

        property.addListener({
            _: ObservableValue<out String?>, _: String?, newValue: String? ->

            if (newValue != null) {
                this.addChildIfPossible(errorIndicator)

                tooltip.text = newValue
                Tooltip.install(this, tooltip)
                updateTooltipVisibility()
            } else {
                errorIndicator.removeFromParent()

                tooltip.text = ""
                tooltip.hide()
                Tooltip.uninstall(this, tooltip)
                updateTooltipVisibility()
            }
        })
        return@getOrPut property
    }) as StringProperty
}