package moe.nea.firmament.util

import java.util.*
import net.minecraft.client.gui.hud.InGameHud
import net.minecraft.scoreboard.ScoreboardDisplaySlot
import net.minecraft.scoreboard.Team
import net.minecraft.text.StringVisitable
import net.minecraft.text.Style
import net.minecraft.text.Text
import net.minecraft.util.Formatting

fun getScoreboardLines(): List<Text> {
    val scoreboard = MC.player?.scoreboard ?: return listOf()
    val activeObjective = scoreboard.getObjectiveForSlot(ScoreboardDisplaySlot.SIDEBAR) ?: return listOf()
    return scoreboard.getScoreboardEntries(activeObjective)
        .filter { !it.hidden() }
        .sortedWith(InGameHud.SCOREBOARD_ENTRY_COMPARATOR)
        .take(15).map {
            val team = scoreboard.getScoreHolderTeam(it.owner)
            val text = it.name()
            Team.decorateName(team, text)
        }
}


fun Text.formattedString(): String {
    val sb = StringBuilder()
    visit(StringVisitable.StyledVisitor<Unit> { style, string ->
        val c = Formatting.byName(style.color?.name)
        if (c != null) {
            sb.append("§${c.code}")
        }
        if (style.isUnderlined) {
            sb.append("§n")
        }
        if (style.isBold) {
            sb.append("§l")
        }
        sb.append(string)
        Optional.empty()
    }, Style.EMPTY)
    return sb.toString().replace("§[^a-f0-9]".toRegex(), "")
}