package net.shadowfacts.phycon.block.terminal

import net.minecraft.client.util.math.MatrixStack
import net.shadowfacts.cacao.geometry.Point
import net.shadowfacts.cacao.geometry.Size
import net.shadowfacts.cacao.util.EnumHelper
import net.shadowfacts.cacao.util.MouseButton
import net.shadowfacts.cacao.util.texture.Texture
import net.shadowfacts.cacao.view.TextureView
import net.shadowfacts.cacao.view.button.AbstractButton
import net.shadowfacts.phycon.PhysicalConnectivityClient
import net.shadowfacts.phycon.api.TerminalSetting
import net.shadowfacts.phycon.util.TerminalSettings
import java.util.EnumMap

/**
 * @author shadowfacts
 */
class SettingButton<E>(
	val key: TerminalSettings.SettingKey<E>,
): AbstractButton<SettingButton<E>>(
	TextureView(null).apply {
		intrinsicContentSize = Size(16.0, 16.0)
	},
	padding = 2.0
) where E: Enum<E>, E: TerminalSetting {

	private val textureCache = EnumMap<E, Texture>(key.clazz)

	private val textureView: TextureView
		get() = content as TextureView

	init {
		updateTexture()
	}

	private fun updateTexture() {
		textureView.texture = textureCache.getOrPut(key.value) {
			val uv = key.value.uv
			Texture(key.value.iconTexture, uv[0], uv[1])
		}
	}

	override fun mouseClicked(point: Point, mouseButton: MouseButton): Boolean {
		if (!disabled) {
			val newValue = when (mouseButton) {
				MouseButton.LEFT -> EnumHelper.next(key.value)
				MouseButton.RIGHT -> EnumHelper.previous(key.value)
				else -> {
					return false
				}
			}

			PhysicalConnectivityClient.terminalSettings[key] = newValue

			updateTexture()
		}

		return super.mouseClicked(point, mouseButton)
	}

	override fun draw(matrixStack: MatrixStack, mouse: Point, delta: Float) {
		super.draw(matrixStack, mouse, delta)

		if (mouse in bounds) {
			key.value.tooltip?.also {
				window!!.drawTooltip(listOf(it))
			}
		}
	}

}