package ru.lisenochek.mcrust.objects.player;

import org.bukkit.GameMode;
import org.bukkit.Location;
import org.bukkit.Material;
import org.bukkit.entity.ArmorStand;
import org.bukkit.entity.Entity;
import org.bukkit.entity.Player;
import org.bukkit.inventory.ItemStack;
import org.bukkit.metadata.FixedMetadataValue;
import ru.lisenochek.mcrust.Main;
import ru.lisenochek.mcrust.objects.misc.custom.CustomWorld;
import ru.lisenochek.mcrust.objects.misc.entity.CustomEntity;
import ru.lisenochek.mcrust.sql.SQLManager;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
import java.util.List;

public class Backpack {

    private static HashMap<String, Backpack> backpacksMap = new HashMap<>();

    private String ownerName;
    private Location location;
    private Entity entity;
    private List<ItemStack> dropList;

    private Backpack(String ownerName, Location location) {
        this.ownerName = ownerName;
        this.location = location.getBlock().getType() == Material.STATIONARY_WATER ? location.getWorld().getHighestBlockAt(location).getLocation() : location.getBlock().getType() != Material.IRON_DOOR_BLOCK && location.getBlock().getType().isSolid() ? location.clone().add(0, 1, 0) : location;
    }

    public static Backpack create(Player player) {
        if (player.getGameMode() != GameMode.SURVIVAL) return null;
        if (player.getWorld() != CustomWorld.getCustomWorld().getWorld()) return null;
        return new Backpack(player.getName(), player.getLocation().getBlock().getLocation()).setDropList(Arrays.asList(player.getInventory().getContents())).spawn();
    }

    public static Backpack create(String ownerName, Location location, List<ItemStack> dropList) {
        return new Backpack(ownerName, location).setDropList(dropList).spawn();
    }

    public static Backpack fromOwnerName(String ownerName) {
        return backpacksMap.get(ownerName);
    }

    public static int getBackpacksAmount() {
        return backpacksMap.size();
    }

    public static void save() {
        for (Backpack backpack : backpacksMap.values()) {
            SQLManager.getManager().addBackpackData(backpack);
            backpack.getEntity().remove();
        }
    }

    public String getOwnerName() {
        return ownerName;
    }

    public Location getLocation() {
        return location;
    }

    public Entity getEntity() {
        return entity;
    }

    public List<ItemStack> getDropList() {
        return dropList;
    }

    public Backpack setDropList(List<ItemStack> list) {
        List<ItemStack> dropList = new ArrayList<>();
        for (ItemStack stack : list) if (stack != null) dropList.add(stack);
        this.dropList = dropList;
        return this;
    }

    public Backpack spawn() {

        if (dropList.size() == 0) return null;

        ArmorStand backpack = CustomEntity.spawn(location.clone().add(0.5D, -1.4D, 0.5D), ArmorStand.class);

        backpack.setHelmet(new ItemStack(Material.CARPET, 1, (short) 4));
        backpack.setGravity(false);
        backpack.setVisible(false);
        backpack.setMetadata("backpackOwner", new FixedMetadataValue(Main.plugin, ownerName));
        entity = backpack;
        backpacksMap.put(ownerName, this);
        return this;
    }

    public void remove() {
        backpacksMap.remove(ownerName);
        entity.remove();
        SQLManager.getManager().deleteBackpackData(this);
    }
}