package com.turt2live.conversations;

import org.bukkit.Bukkit;
import org.bukkit.ChatColor;
import org.bukkit.command.Command;
import org.bukkit.command.CommandSender;
import org.bukkit.conversations.ConversationContext;
import org.bukkit.conversations.ConversationFactory;
import org.bukkit.conversations.ConversationPrefix;
import org.bukkit.conversations.Prompt;
import org.bukkit.conversations.StringPrompt;
import org.bukkit.entity.Player;
import org.bukkit.event.EventHandler;
import org.bukkit.event.Listener;
import org.bukkit.event.inventory.InventoryClickEvent;
import org.bukkit.inventory.Inventory;
import org.bukkit.inventory.InventoryView;
import org.bukkit.inventory.ItemStack;
import org.bukkit.plugin.java.JavaPlugin;

public class ConversationTest extends JavaPlugin implements Listener {

    @Override
    public void onEnable(){
        getServer().getPluginManager().registerEvents(this, this);
    }

    @Override
    public boolean onCommand(CommandSender sender, Command command, String label, String[] args){
        if(command.getName().equalsIgnoreCase("cinventory")){ // Conversation Test
            if(sender instanceof Player){
                // Build conversation
                ConversationFactory factory = new ConversationFactory(this)
                        .withModality(false) // No effect if true or false
                        .withLocalEcho(false)
                        .withFirstPrompt(new InventoryPopup(this))
                        .thatExcludesNonPlayersWithMessage("Nope!")
                        .withPrefix(new ConversationPrefix(){
                            @Override
                            public String getPrefix(ConversationContext context){
                                return ChatColor.GRAY + "[CONVO] " + ChatColor.WHITE;
                            }
                        })
                        .withEscapeSequence("exit");
                factory.buildConversation((Player) sender).begin();
            }else{
                sender.sendMessage("Run as player please");
            }
        }else if(command.getName().equalsIgnoreCase("dinventory")){ // Out-of-conversation Test
            if(sender instanceof Player){
                // Setup
                Inventory items = getServer().createInventory(null, 45);
                Player player = (Player) sender;

                // Open inventory
                if(player.getOpenInventory() != null)
                    player.getOpenInventory().close();
                InventoryView v = player.openInventory(items);

                // Wait for items, "null" should be replaced with something every so often
                Bukkit.getScheduler().scheduleSyncRepeatingTask(this, new InventoryListener(v), 40, 40);
            }else{
                sender.sendMessage("Run as player please");
            }
        }else if(command.getName().equalsIgnoreCase("killalltasks")){
            getServer().getScheduler().cancelTasks(this);
            sender.sendMessage("Done");
        }else{
            return false;
        }
        return true;
    }

    @EventHandler
    public void onClick(InventoryClickEvent event){
        InventoryView inventory = event.getView();
        for(ItemStack i : inventory.getTopInventory().getContents()){
            System.out.println(i);
        }
        System.out.println("-----");
    }

    public static class InventoryListener implements Runnable {

        private InventoryView inventory;

        public InventoryListener(InventoryView items){
            this.inventory = items;
        }

        @Override
        public void run(){
            for(ItemStack i : inventory.getTopInventory().getContents()){
                System.out.println(i);
            }
            System.out.println("-----");
        }
    }

    public static class InventoryPopup extends StringPrompt {

        private ConversationTest plugin;
        private Inventory items;
        int tid = -1;

        public InventoryPopup(ConversationTest plugin){
            this.plugin = plugin;
        }

        @Override
        public Prompt acceptInput(ConversationContext context, String input){
            if(tid != -1)
                Bukkit.getScheduler().cancelTask(tid);
            return null;
        }

        @Override
        public String getPromptText(ConversationContext context){
            // Setup
            items = plugin.getServer().createInventory(null, 45, "Items to send");
            Player player = (Player) context.getForWhom();

            // Open Inventory
            if(player.getOpenInventory() != null)
                player.getOpenInventory().close();
            InventoryView v = player.openInventory(items);

            // "Null" should be replaced with something every so often if changed
            Bukkit.getScheduler().scheduleSyncRepeatingTask(plugin, new InventoryListener(v), 40, 40);
            return "Send any text to leave";
        }

    }

}