package moe.nea.firmament.features.world

import me.shedaniel.math.Color
import kotlin.compareTo
import kotlin.text.clear
import kotlin.time.Duration.Companion.seconds
import net.minecraft.text.Text
import net.minecraft.util.math.BlockPos
import moe.nea.firmament.annotations.Subscribe
import moe.nea.firmament.events.ProcessChatEvent
import moe.nea.firmament.events.WorldReadyEvent
import moe.nea.firmament.events.WorldRenderLastEvent
import moe.nea.firmament.features.world.Waypoints.TConfig
import moe.nea.firmament.util.MC
import moe.nea.firmament.util.TimeMark
import moe.nea.firmament.util.render.RenderInWorldContext

object TemporaryWaypoints {
	data class TemporaryWaypoint(
		val pos: BlockPos,
		val postedAt: TimeMark,
	)
	val temporaryPlayerWaypointList = mutableMapOf<String, TemporaryWaypoint>()
	val temporaryPlayerWaypointMatcher = "(?i)x: (-?[0-9]+),? y: (-?[0-9]+),? z: (-?[0-9]+)".toPattern()
	@Subscribe
	fun onProcessChat(it: ProcessChatEvent) {
		val matcher = temporaryPlayerWaypointMatcher.matcher(it.unformattedString)
		if (it.nameHeuristic != null && TConfig.tempWaypointDuration > 0.seconds && matcher.find()) {
			temporaryPlayerWaypointList[it.nameHeuristic] = TemporaryWaypoint(BlockPos(
				matcher.group(1).toInt(),
				matcher.group(2).toInt(),
				matcher.group(3).toInt(),
			), TimeMark.now())
		}
	}
	@Subscribe
	fun onRenderTemporaryWaypoints(event: WorldRenderLastEvent) {
		temporaryPlayerWaypointList.entries.removeIf { it.value.postedAt.passedTime() > TConfig.tempWaypointDuration }
		if (temporaryPlayerWaypointList.isEmpty()) return
		RenderInWorldContext.renderInWorld(event) {
			temporaryPlayerWaypointList.forEach { (_, waypoint) ->
				block(waypoint.pos, Color.ofRGBA(255, 255, 0, 128).color)
			}
			temporaryPlayerWaypointList.forEach { (player, waypoint) ->
				val skin =
					MC.networkHandler?.listedPlayerListEntries?.find { it.profile.name == player }?.skinTextures?.texture
				withFacingThePlayer(waypoint.pos.toCenterPos()) {
					waypoint(waypoint.pos, Text.stringifiedTranslatable("firmament.waypoint.temporary", player))
					if (skin != null) {
						matrixStack.translate(0F, -20F, 0F)
						// Head front
						texture(
							skin, 16, 16,
							1 / 8f, 1 / 8f,
							2 / 8f, 2 / 8f,
						)
						// Head overlay
						texture(
							skin, 16, 16,
							5 / 8f, 1 / 8f,
							6 / 8f, 2 / 8f,
						)
					}
				}
			}
		}
	}

	@Subscribe
	fun onWorldReady(event: WorldReadyEvent) {
		temporaryPlayerWaypointList.clear()
	}

}