package at.hannibal2.skyhanni.utils

import at.hannibal2.skyhanni.config.ConfigManager
import at.hannibal2.skyhanni.data.OtherMod
import at.hannibal2.skyhanni.test.command.ErrorManager
import net.minecraft.client.Minecraft
import net.minecraft.client.gui.inventory.GuiChest
import net.minecraft.inventory.ContainerChest
import net.minecraft.inventory.Slot
import net.minecraft.item.ItemStack
import java.io.File
import kotlin.time.Duration.Companion.seconds

object InventoryUtils {
    var itemInHandId = NEUInternalName.NONE
    var recentItemsInHand = mutableMapOf<Long, NEUInternalName>()
    var latestItemInHand: ItemStack? = null
    fun getItemsInOpenChest() = buildList<Slot> {
        val guiChest = Minecraft.getMinecraft().currentScreen as? GuiChest ?: return emptyList<Slot>()
        val inventorySlots = guiChest.inventorySlots.inventorySlots
        val skipAt = inventorySlots.size - 9 * 4
        var i = 0
        for (slot in inventorySlots) {
            val stack = slot.stack
            if (stack != null) {
                add(slot)
            }
            i++
            if (i == skipAt) break
        }
    }

    fun openInventoryName() = Minecraft.getMinecraft().currentScreen.let {
        if (it is GuiChest) {
            val chest = it.inventorySlots as ContainerChest
            chest.getInventoryName()
        } else ""
    }

    fun ContainerChest.getInventoryName() = this.lowerChestInventory.displayName.unformattedText.trim()

    fun getItemsInOwnInventory() = Minecraft.getMinecraft().thePlayer.inventory.mainInventory.filterNotNull()

    fun countItemsInLowerInventory(predicate: (ItemStack) -> Boolean) =
        getItemsInOwnInventory().filter { predicate(it) }.sumOf { it.stackSize }

    fun inStorage() = openInventoryName().let {
        (it.contains("Storage") && !it.contains("Rift Storage"))
                || it.contains("Ender Chest") || it.contains("Backpack")
    }

    fun getItemInHand(): ItemStack? = Minecraft.getMinecraft().thePlayer.heldItem

    fun getArmor(): Array<ItemStack?> = Minecraft.getMinecraft().thePlayer.inventory.armorInventory

    val isNeuStorageEnabled = RecalculatingValue(10.seconds) {
        try {
            val configPath = OtherMod.NEU.configPath
            if (File(configPath).exists()) {
                val json = ConfigManager.gson.fromJson(
                    APIUtil.readFile(File(configPath)),
                    com.google.gson.JsonObject::class.java
                )
                json["storageGUI"].asJsonObject["enableStorageGUI3"].asBoolean
            } else false
        } catch (e: Exception) {
            ErrorManager.logError(e, "Could not read NEU config to determine if the neu storage is emabled.")
            false
        }
    }
}