package detrav.commands;

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

import net.minecraft.block.Block;
import net.minecraft.command.ICommand;
import net.minecraft.command.ICommandSender;
import net.minecraft.tileentity.TileEntity;
import net.minecraft.util.ChatComponentText;
import net.minecraft.util.ChunkCoordinates;
import net.minecraft.world.chunk.Chunk;

import gregtech.api.GregTechAPI;
import gregtech.api.enums.Materials;
import gregtech.api.util.GTLanguageManager;
import gregtech.common.blocks.TileEntityOres;

/**
 * Created by wital_000 on 17.03.2016.
 */
public class DetravScannerCommand implements ICommand {

    private List aliases;

    public DetravScannerCommand() {
        this.aliases = new ArrayList<String>();
        this.aliases.add("DetravScanner");
        this.aliases.add("dscan");
    }

    @Override
    public String getCommandName() {
        return "DetravScanner";
    }

    @Override
    public String getCommandUsage(ICommandSender sender) {
        return "DetravScanner [\"Part of Greg ore name\"]";
    }

    @Override
    public List getCommandAliases() {
        return this.aliases;
    }

    @Override
    public void processCommand(ICommandSender sender, String[] args) {
        String name = null;

        ArrayList<String> strs = new ArrayList<>();
        for (int i = 0; i < args.length; i++) {
            strs.add(args[i]);
            if (!args[i].startsWith("\"")) {
                continue;
            }

            for (i++; i < args.length; i++) {
                String temp = (String) strs.get(strs.size() - 1);
                temp = temp + " " + args[i];
                temp = temp.replace("\"", "");
                strs.set(strs.size() - 1, temp);
                if (args[i].endsWith("\"")) break;
            }
        }
        args = new String[strs.size()];
        args = strs.toArray(args);

        switch (args.length) {
            case 0:
                break;
            case 1:
                if (args[0].equalsIgnoreCase("help")) {
                    sendHelpMessage(sender);
                    return;
                }
                name = args[0];
                break;
            default:
                sendHelpMessage(sender);
                return;
        }
        ChunkCoordinates c = sender.getPlayerCoordinates();
        if (name != null) name = name.toLowerCase();
        process(sender, (int) Math.floor(c.posX / 16.0), (int) Math.floor(c.posZ / 16.0), name);
    }

    private void process(ICommandSender sender, int aX, int aZ, String fName) {
        Chunk c = sender.getEntityWorld()
            .getChunkFromChunkCoords(aX, aZ);
        if (c == null) sender.addChatMessage(new ChatComponentText("ERROR"));
        HashMap<String, Integer> ores = new HashMap<>();
        for (int x = 0; x < 16; x++) for (int z = 0; z < 16; z++) {
            int ySize = c.getHeightValue(x, z);
            for (int y = 1; y < ySize; y++) {
                Block b = c.getBlock(x, y, z);
                if (b != GregTechAPI.sBlockOres1) {
                    continue;
                }

                TileEntity entity = c.getTileEntityUnsafe(x, y, z);

                if (entity == null) {
                    continue;
                }

                TileEntityOres gt_entity = (TileEntityOres) entity;
                short meta = gt_entity.getMetaData();
                String name = Materials.getLocalizedNameForItem(
                    GTLanguageManager.getTranslation(b.getUnlocalizedName() + "." + meta + ".name"),
                    meta % 1000);
                if (name.startsWith("Small")) continue;
                if (fName == null || name.toLowerCase()
                    .contains(fName)) {
                    if (!ores.containsKey(name)) ores.put(name, 1);
                    else {
                        int val = ores.get(name);
                        ores.put(name, val + 1);
                    }
                }
            }

        }
        sender.addChatMessage(new ChatComponentText("*** Detrav Scanner Begin"));
        for (String key : ores.keySet()) {
            sender.addChatMessage(new ChatComponentText(String.format("%s : %d", key, ores.get(key))));
        }
        sender.addChatMessage(new ChatComponentText("*** Detrav Scanner End"));
    }

    private void sendHelpMessage(ICommandSender sender) {
        sender.addChatMessage(new ChatComponentText(getCommandUsage(sender)));
    }

    @Override
    public boolean canCommandSenderUseCommand(ICommandSender p_71519_1_) {
        return true;
    }

    @Override
    public List addTabCompletionOptions(ICommandSender sender, String[] args) {
        if (args.length != 1) return null;
        if ("help".startsWith(args[0].toLowerCase())) {
            List result = new ArrayList();
            result.add("help");
            sendHelpMessage(sender);
            return result;
        }
        return null;
    }

    @Override
    public boolean isUsernameIndex(String[] p_82358_1_, int p_82358_2_) {
        return false;
    }

    @Override
    public int compareTo(Object o) {
        return 0;
    }
}