/**
 * Saves and handles all of the things going on in the game.
 * 
 * Joe Rivard 
 * 4/13/03
 */

import java.util.*;
import java.io.*;
    
public class Adventure implements Serializable
{
    ArrayList items;                    //Items you have with you
    ArrayList friends;                  //Friends you have with you
    Stack stack;                        //Rooms you entered
    String s;                           //items you have
    int num;                            //amount of rooms entered
    AdvancedRoom room;                  //Rooms in the house
    AdvancedRoom  kitchen, bathroom, sistersRoom, parentsBedRoom, 
                poolRoom, livingRoom, laundryRoom, basement, backyard;
    Items ladder, beer, pants;         //Items in the house
    Friends miller, brian, christina, bethann, jennelle;
                                       //Friends in the house
    int numOfRooms;                    //amount of rooms entered
    
    /**
     * constructor for Adventure
     */
    
    public Adventure()
    {
         items = new ArrayList();
         friends = new ArrayList();
         stack = new Stack();
         stack.push(room);
         ladder = new Ladder();
         pants = new Pants();
         beer = new Beer();
         brian = new Brian();
         jennelle = new Jennelle();
         bethann = new Bethann();
         miller = new Miller();
         christina = new Christina();
         kitchen = new Kitchen();
         kitchen.addItem(beer);
         bathroom = new BathRoom();
         bathroom.addFriend(bethann);
         sistersRoom = new SistersRoom();
         sistersRoom.addFriend(brian);
         parentsBedRoom = new ParentsBedRoom();
         parentsBedRoom.addFriend(miller);
         poolRoom = new PoolRoom();
         poolRoom.addFriend(jennelle);
         livingRoom = new LivingRoom();
         livingRoom.addFriend(christina);
         laundryRoom = new LaundryRoom();
         laundryRoom.addItem(ladder);
         basement = new Basement();
         basement.addItem(pants);    
         backyard = new BackYard();
         room = livingRoom;
         numOfRooms = 0;
     }
    
    /**
     * gets the names of items/friends you have in the room
     * @return String , names of friends and items you have in the room
     */
    
    public String getRoomNames()
    {
        String s = "";
        s = "Friends in the Room are:" +  "\n" + room.getNames() + 
            "Items in the Room are:" + "\n" + room.getItemNames() + "\n";
        return s;
    }

    /**
     * changes room your in to the room in the direction you are moving
     * @param String , the direction
     * @return AdvancedRoom , next room
     */ 

    public AdvancedRoom move(String dir)
    {
        AdvancedRoom r = null;
        if(room.next(dir).equals("livingroom"))
            r = livingRoom;
        else if(room.next(dir).equals("sistersroom"))
            r = sistersRoom;
        else if(room.next(dir).equals("kitchen"))
            r = kitchen;
        else if(room.next(dir).equals("laundryroom"))
            r = laundryRoom;
        else if(room.next(dir).equals("parentsbedroom"))
            r = parentsBedRoom;
        else if(room.next(dir).equals("poolroom"))
            r = poolRoom;
        else if(room.next(dir).equals("basement"))
            r = basement;
        else if(room.next(dir).equals("bathroom"))
            r = bathroom;
        else if(room.next(dir).equals("backyard"))
        {
            if(room.getFriend(christina) == true && room.getItem(beer) == true)
                if(friends.size() == 4 && items.size() == 2)
                    r = backyard;
                else
                    r = null;
            else r = null;
        }
        else
            r = null;
        return r;   
    }
    
    /**
     * adds an item to what items you are carrying
     * @param String , name of item
     */
    
    public void addItem(String add)
    {
         if(add.equals("beer"))
         {   
            items.add(beer);
            room.removeItem(beer);
         }
         
         else if(add.equals("ladder"))
         {   
            items.add(ladder);
            room.removeItem(ladder);
         }   
         
         else if(add.equals("pants"))
         {  
           items.add(pants);
           room.removeItem(pants);
         }  
    }
   
   /**
    * adds a friend to the friends you are carrying
    * @param String , name of friend
    */ 
   
   public void addFriend(String add)
    {
         if(add.equals("miller"))
         {   
            friends.add(miller);
            room.removeFriend(miller);
         }
         else if(add.equals("christina"))
         {   
            friends.add(christina);
            room.removeFriend(christina);
         }
         
         else if(add.equals("brian"))
         {  
           friends.add(brian);
           room.removeFriend(brian);
         }  
         else if(add.equals("jennelle"))
         {  
           friends.add(jennelle);
           room.removeFriend(jennelle);
         } 
         else if(add.equals("bethann"))
         {  
           friends.add(bethann);
           room.removeFriend(bethann);
         } 
    }
    
    /**
     * adds  room to the stack of rooms
     * @param AdvancedRoom , the last room you were in
     */
    
    public void addRoom(AdvancedRoom r)
    {
         numOfRooms++;
         room = r;
         stack.push(r);
    }
    
    /**
     * gets the number of rooms youve been in
     * @return int , number of rooms you were in
     */
    
    public int getNumOfRooms()
    {
        return numOfRooms;
    }
    
    /**
     * returns the room you are currently in
     * @return AdvancedRoom, the room you are in
     */
    
    public AdvancedRoom getRoom()
    {
        return room;
    }
    
    /**
     * returns what to do with each item/friend
     * @param String , the item/friend you want to know about
     */
    
    public String getUse(String thing)
    {
        String s = "";
        if(thing.equals("beer"))
            s = beer.getUse();
        else if(thing.equals("pants"))
            s = pants.getUse();
        else if(thing.equals("ladder"))
            s = ladder.getUse();
        else if(thing.equals("bethann"))
            s = bethann.getUse();
        else if(thing.equals("brian"))
            s = brian.getUse();
        else if(thing.equals("jennelle"))
            s = jennelle.getUse();
        else if(thing.equals("miller"))
            s = miller.getUse();
        else if(thing.equals("christina"))
            s = christina.getUse();
        return s;
    }
    
    /**
     * gets the names of items/friends you have 
     * @return String , names of friends and items you have
     */
    
    public String getGrabbed()
    {
        s = "Items/Friends picked up:" + "\n";
        Items it;
        Friends fr;
        for(int i = 0; i < items.size(); i++)
        { 
                it = (Items)items.get(i);
                s = s + it.getDescription() + "\n";
        }
        for(int i = 0; i < friends.size(); i++)
        { 
                fr = (Friends)friends.get(i);
                s = s + fr.getName() + "\n";
        }
        
        return s;
    }
    
    /**
     * gets a specified item
     * @param String , name of item
     * @return Items , item you want
     */
    
    public Items getItem(String item)
    {
        Items drop = null;
        if(item.equals("ladder"))
        {    
            int i = items.indexOf(ladder);
            if(i > -1)
                drop = (Items)items.get(i);
        }
        else if(item.equals("beer"))
        {    
            int i = items.indexOf(beer);
            if(i > -1)
                drop = (Items)items.get(i);
        }
        else if(item.equals("pants"))
        {    
            int i = items.indexOf(pants);
            if(i > -1)
                drop = (Items)items.get(i);
        }
        return drop;
    }
    
    /**
     * gets a specified friend
     * @param String , name of friend
     * @return Friends , friend you want
     */
    
    public Friends getFriend(String f)
    {
        Friends drop = null;
        if(f.equals("miller"))
        {    
            int i = friends.indexOf(miller);
            if(i > -1)
                drop = (Friends)friends.get(i);
        }
        else if(f.equals("christina"))
        {    
            int i = friends.indexOf(christina);
            if(i > -1)
                drop = (Friends)friends.get(i);
        }
        else if(f.equals("bethann"))
        {    
            int i = friends.indexOf(bethann);
            if(i > -1)
                drop = (Friends)friends.get(i);
        }
        else if(f.equals("brian"))
        {    
            int i = friends.indexOf(brian);
            if(i > -1)
                drop = (Friends)friends.get(i);
        }
        else if(f.equals("jennelle"))
        {    
            int i = friends.indexOf(jennelle);
            if(i > -1)
                drop = (Friends)friends.get(i);
        }
        return drop;
        
    }
    
    /**
     * drops an item you have into the room you are in
     * @param String , name of item
     */
    
    public void dropItem(String item)
    {
        if(item.equals("beer"))
        {    
            int v = items.indexOf(beer);
            if(v >= 0)
            {
                items.remove(v);
                room.addItem(beer);
            }
        }           
        else if(item.equals("ladder"))
        {    
            int v = items.indexOf(ladder);
            if(v >= 0)
            {
                items.remove(v);
                room.addItem(ladder);
            }
        }   
        else if(item.equals("pants"))
        {
            int v = items.indexOf(ladder);
            if(v >= 0)
            {
                items.remove(v);
                room.addItem(pants);
            }
        }       
    }
    
    /**
     * drops an friend you have into the room you are in
     * @param String , name of friend
     */    
    
    public void dropFriend(String friend)
    {
        if(friend.equals("bethann"))
        {    
            int v = friends.indexOf(bethann);
            if(v >= 0)
            {
                friends.remove(v);
                room.addFriend(bethann);
            }
        }  
        
        else if(friend.equals("brian"))
        {    
            int v = friends.indexOf(brian);
            if(v >= 0)
            {
                friends.remove(v);
                room.addFriend(brian);
            }
        }  

        else if(friend.equals("jennelle"))
        {    
            int v = friends.indexOf(jennelle);
            if(v >= 0)
               friends.remove(v);
        }  
        
        else if(friend.equals("miller"))
        {    
            int v = friends.indexOf(miller);
            if(v >= 0)
            {
                friends.remove(v);
                room.addFriend(miller);
            }
        }  
        
        else if(friend.equals("christina"))
        {    
            int v = friends.indexOf(christina);
            if(v >= 0)
            {
                friends.remove(v);
                room.addFriend(christina);
            }
        }     
    }
    
    /**
     * undoes an action of going into a room
     * @return AdvancedRoom , the previous room
     */
    
    public AdvancedRoom undo()
    {
         if(stack.empty() == false)
            {
                AdvancedRoom popped = (AdvancedRoom)stack.pop();
                room = popped;
                numOfRooms--;
                return popped;
            }
        return room;
    }
}