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path: root/src/main/kotlin/features/chat/AutoCompletions.kt
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package moe.nea.firmament.features.chat

import com.mojang.brigadier.Message
import com.mojang.brigadier.arguments.StringArgumentType.string
import com.mojang.brigadier.context.CommandContext
import com.mojang.brigadier.exceptions.BuiltInExceptions
import com.mojang.brigadier.exceptions.CommandExceptionType
import com.mojang.brigadier.exceptions.CommandSyntaxException
import com.mojang.brigadier.exceptions.SimpleCommandExceptionType
import kotlin.concurrent.thread
import net.minecraft.SharedConstants
import net.minecraft.command.TranslatableBuiltInExceptions
import moe.nea.firmament.annotations.Subscribe
import moe.nea.firmament.commands.get
import moe.nea.firmament.commands.suggestsList
import moe.nea.firmament.commands.thenArgument
import moe.nea.firmament.commands.thenExecute
import moe.nea.firmament.events.CommandEvent
import moe.nea.firmament.events.MaskCommands
import moe.nea.firmament.repo.RepoManager
import moe.nea.firmament.util.MC
import moe.nea.firmament.util.data.Config
import moe.nea.firmament.util.data.ManagedConfig
import moe.nea.firmament.util.tr

object AutoCompletions {

	@Config
	object TConfig : ManagedConfig(identifier, Category.CHAT) {
		val provideWarpTabCompletion by toggle("warp-complete") { true }
		val replaceWarpIsByWarpIsland by toggle("warp-is") { true }
	}

	val identifier: String
		get() = "auto-completions"

	@Subscribe
	fun onMaskCommands(event: MaskCommands) {
		if (TConfig.provideWarpTabCompletion) {
			event.mask("warp")
		}
	}

	@Subscribe
	fun onCommandEvent(event: CommandEvent) {
		if (!TConfig.provideWarpTabCompletion) return
		event.deleteCommand("warp")
		event.register("warp") {
			thenArgument("to", string()) { toArg ->
				suggestsList {
					RepoManager.neuRepo.constants?.islands?.warps?.flatMap { listOf(it.warp) + it.aliases } ?: listOf()
				}
				thenExecute {
					val warpName = get(toArg)
					if (warpName == "is" && TConfig.replaceWarpIsByWarpIsland) {
						MC.sendCommand("warp island")
					} else {
						redirectToServer()
					}
				}
			}
		}
	}

	fun CommandContext<*>.redirectToServer() {
		val message = tr(
			"firmament.warp.auto-complete.internal-throw",
			"This is an internal syntax exception that should not show up in gameplay, used to pass on a command to the server"
		)
		throw CommandSyntaxException(CommandSyntaxException.BUILT_IN_EXCEPTIONS.dispatcherUnknownCommand(), message)
	}
}