package at.hannibal2.skyhanni.features.inventory

import at.hannibal2.skyhanni.SkyHanniMod
import at.hannibal2.skyhanni.config.features.inventory.InventoryConfig.ItemNumberEntry.CRIMSON_ARMOR
import at.hannibal2.skyhanni.data.jsonobjects.repo.ItemsJson
import at.hannibal2.skyhanni.events.LorenzToolTipEvent
import at.hannibal2.skyhanni.events.RenderItemTipEvent
import at.hannibal2.skyhanni.events.RepositoryReloadEvent
import at.hannibal2.skyhanni.features.inventory.ItemDisplayOverlayFeatures.isSelected
import at.hannibal2.skyhanni.skyhannimodule.SkyHanniModule
import at.hannibal2.skyhanni.utils.ItemUtils.name
import at.hannibal2.skyhanni.utils.LorenzUtils
import at.hannibal2.skyhanni.utils.RegexUtils.matches
import at.hannibal2.skyhanni.utils.repopatterns.RepoPattern
import net.minecraftforge.fml.common.eventhandler.EventPriority
import net.minecraftforge.fml.common.eventhandler.SubscribeEvent

@SkyHanniModule
object ItemStars {

    private val config get() = SkyHanniMod.feature.inventory

    private val starPattern by RepoPattern.pattern(
        "inventory.itemstars.stars",
        "(.*)§.✪(.*)"
    )

    private val armorNames = mutableListOf<String>()
    private val tiers = mutableMapOf<String, Int>()
    private val armorParts = listOf("Helmet", "Chestplate", "Leggings", "Boots")

    @SubscribeEvent(priority = EventPriority.LOW)
    fun onTooltip(event: LorenzToolTipEvent) {
        if (!isEnabled()) return
        val stack = event.itemStack ?: return
        if (stack.stackSize != 1) return

        val itemName = stack.name
        val stars = getStars(itemName)

        if (stars > 0) {
            var name = itemName
            while (starPattern.matches(name)) {
                name = name.replaceFirst("§.✪".toRegex(), "")
            }
            name = name.trim()
            event.toolTip[0] = "$name §c$stars✪"
        }
    }

    @SubscribeEvent
    fun onRepoReload(event: RepositoryReloadEvent) {
        val data = event.getConstant<ItemsJson>("Items")
        armorNames.clear()
        tiers.clear()
        armorNames.addAll(data.crimsonArmors)
        for (tier in data.crimsonTiers) {
            tiers[tier.key] = tier.value
        }
    }

    @SubscribeEvent
    fun onRenderItemTip(event: RenderItemTipEvent) {
        if (!CRIMSON_ARMOR.isSelected()) return
        val stack = event.stack
        val number = getCrimsonStars(stack.name)
        if (number != -1) {
            event.stackTip = number.toString()
        }
    }

    private fun getStars(name: String): Int {
        val stars = getCrimsonStars(name)
        if (stars != -1) {
            return stars
        }

        return getOtherStars(name)
    }

    private fun getCrimsonStars(name: String): Int {
        if (!armorNames.any { name.contains(it) } || !armorParts.any { name.contains(it) }) {
            return -1
        }
        var name1 = name
        var gold = 0
        var pink = 0
        var aqua = 0
        while (name1.contains("§6✪")) {
            name1 = name1.replaceFirst("§6✪", "")
            gold++
        }
        while (name1.contains("§d✪")) {
            name1 = name1.replaceFirst("§d✪", "")
            pink++
        }
        while (name1.contains("§b✪")) {
            name1 = name1.replaceFirst("§b✪", "")
            aqua++
        }
        return (tiers.entries.find { name1.contains(it.key) }?.value ?: 0) + if (aqua > 0) {
            10 + aqua
        } else if (pink > 0) {
            5 + pink
        } else {
            gold
        }
    }

    private fun getOtherStars(originalName: String): Int {
        var name = originalName

        var gold = 0
        var red = 0
        while (name.contains("§6✪")) {
            name = name.replaceFirst("§6✪", "")
            gold++
        }
        while (name.contains("§c✪")) {
            name = name.replaceFirst("§c✪", "")
            red++
        }
        while (name.contains("§d✪")) {
            name = name.replaceFirst("§d✪", "")
            red++
        }

        if (red > 0) return 5 + red
        if (gold > 0) return gold

        return -1
    }

    private fun isEnabled() = LorenzUtils.inSkyBlock && config.itemStars
}