/**
 * Jobs Plugin for Bukkit
 * Copyright (C) 2011 Zak Ford <zak.j.ford@gmail.com>
 * 
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package com.gamingmesh.jobs.container;

import java.util.ArrayList;
import java.util.Collections;
import java.util.EnumMap;
import java.util.List;
import java.util.Map;

import org.bukkit.inventory.ItemStack;

import com.gamingmesh.jobs.Jobs;
import com.gamingmesh.jobs.config.ConfigManager;
import com.gamingmesh.jobs.resources.jfep.Parser;
import com.gamingmesh.jobs.stuff.ChatColor;

public class Job {
	// job info
	private EnumMap<ActionType, List<JobInfo>> jobInfo = new EnumMap<ActionType, List<JobInfo>>(ActionType.class);
	// permissions
	private List<JobPermission> jobPermissions;
	// commands
	private List<JobCommands> jobCommands;
	// conditions
	private List<JobConditions> jobConditions;
	// items
	private List<JobItems> jobItems;
	// job name
	private String jobName;
	// job short name (for use in multiple jobs)
	private String jobShortName;
	// short description of the job
	private String description;
	// job chat colour
	private ChatColor jobColour;
	// job leveling equation
	private Parser maxExpEquation;
	// display method
	private DisplayMethod displayMethod;
	// max level
	private int maxLevel;
	// vip max level
	private int vipmaxLevel = 0;
	// max number of people allowed with this job on the server.
	private Integer maxSlots;
	// Commands to be performed on player job join
	private List<String> CmdOnJoin = new ArrayList<String>();
	// Commands to be performed on player job leave
	private List<String> CmdOnLeave = new ArrayList<String>();
	// Item for GUI
	private ItemStack GUIitem;

	private int totalPlayers = -1;
	private double bonus = 0.0;

	private double ExpBoost = 1.0;

	private double MoneyBoost = 1.0;

	/**
	 * Constructor
	 * @param jobName - the name of the job
	 * @param jobShortName - the shortened version of the name of the job.
	 * @param description - a short description of the job.
	 * @param jobColour - the colour of the job title as displayed in chat.
	 * @param maxExpEquation - the equation by which the exp needed to level up is calculated
	 * @param displayMethod - the display method for this job.
	 * @param maxLevel - the maximum level allowed (null for no max level)
	 * @param vipmaxLevel - the maximum vip level allowed (null for no max level)
	 * @param maxSlots - the maximum number of people allowed to have this job at one time (null for no limits)
	 * @param jobPermissions - permissions gained for having the job
	 * @param jobCommands - commands to perform on levelup
	 * @param jobItems - items with boost
	 * @param CmdOnJoin - commands performed on player join
	 * @param CmdOnLeave - commands performed on player leave
	 * @param jobConditions - jobs conditions
	 */
	public Job(String jobName, String jobShortName, String description, ChatColor jobColour, Parser maxExpEquation, DisplayMethod displayMethod, int maxLevel, int vipmaxLevel, Integer maxSlots, List<JobPermission> jobPermissions, List<JobCommands> jobCommands, List<JobConditions> jobConditions, List<JobItems> jobItems, List<String> CmdOnJoin, List<String> CmdOnLeave, ItemStack GUIitem) {
		this.jobName = jobName;
		this.jobShortName = jobShortName;
		this.description = description;
		this.jobColour = jobColour;
		this.maxExpEquation = maxExpEquation;
		this.displayMethod = displayMethod;
		this.maxLevel = maxLevel;
		this.vipmaxLevel = vipmaxLevel;
		this.maxSlots = maxSlots;
		this.jobPermissions = jobPermissions;
		this.jobCommands = jobCommands;
		this.jobConditions = jobConditions;
		this.jobItems = jobItems;
		this.CmdOnJoin = CmdOnJoin;
		this.CmdOnLeave = CmdOnLeave;
		this.GUIitem = GUIitem;
	}

	public void setMoneyBoost(double amount) {
		this.MoneyBoost = amount;
	}
	
	public double getMoneyBoost() {
		return this.MoneyBoost;
	}
	
	public void setExpBoost(double amount) {
		this.ExpBoost = amount;
	}
	
	public double getExpBoost() {
		return this.ExpBoost;
	}
	
	public int getTotalPlayers() {
		if (this.totalPlayers == -1) {
			this.totalPlayers = Jobs.getJobsDAO().getTotalPlayerAmountByJobName(this.jobName);
			updateBonus();
		}
		return this.totalPlayers;
	}

	public void updateTotalPlayers() {
		this.totalPlayers = Jobs.getJobsDAO().getTotalPlayerAmountByJobName(this.jobName);
		updateBonus();
	}

	public void updateBonus() {
		if (!ConfigManager.getJobsConfiguration().useDynamicPayment)
			return;
		Parser eq = ConfigManager.getJobsConfiguration().DynamicPaymentEquation;
		eq.setVariable("totalworkers", Jobs.getJobsDAO().getTotalPlayers());
		eq.setVariable("totaljobs", Jobs.getJobs().size());
		eq.setVariable("jobstotalplayers", getTotalPlayers());

		double now = eq.getValue();
		if (now > ConfigManager.getJobsConfiguration().DynamicPaymentMaxBonus)
			now = ConfigManager.getJobsConfiguration().DynamicPaymentMaxBonus;
		if (now < ConfigManager.getJobsConfiguration().DynamicPaymentMaxPenalty * -1)
			now = ConfigManager.getJobsConfiguration().DynamicPaymentMaxPenalty * -1;
		this.bonus = now;
	}

	public double getBonus() {
		if (this.bonus == 0.0)
			updateBonus();
		return this.bonus;
	}

	public List<String> getCmdOnJoin() {
		return this.CmdOnJoin;
	}

	public List<String> getCmdOnLeave() {
		return this.CmdOnLeave;
	}

	public ItemStack getGuiItem() {
		return this.GUIitem;
	}

	/**
	 * Sets job info for action type
	 * @param type - The action type
	 * @param info - the job info
	 */
	public void setJobInfo(ActionType type, List<JobInfo> info) {
		jobInfo.put(type, info);
	}

	/**
	 * Gets the job info for the particular type
	 * @param type - The action type
	 * @return Job info list
	 */

	public List<JobInfo> getJobInfo(ActionType type) {
		return Collections.unmodifiableList(jobInfo.get(type));
	}

	/**
	 * Gets the job info list
	 * @return Job info list
	 */

	public EnumMap<ActionType, List<JobInfo>> getJobInfoList() {
		return jobInfo;
	}

	/**
	 * Function to get the income for an action
	 * @param action - The action info
	 * @param level - players job level
	 * @param numjobs - number of jobs for the player
	 * @return the income received for performing action
	 */

	public Double getIncome(ActionInfo action, int level, int numjobs) {
		List<JobInfo> jobInfo = getJobInfo(action.getType());
		for (JobInfo info : jobInfo) {
			if (info.getName().equalsIgnoreCase(action.getName()) || info.getName().equalsIgnoreCase(action.getNameWithSub())) {
				return info.getIncome(level, numjobs);
			}
		}
		return null;
	}

	/**
	 * Function to get the income for an action
	 * @param action - The action info
	 * @param level - players job level
	 * @param numjobs - number of jobs for the player
	 * @return the income received for performing action
	 */

	public Double getExperience(ActionInfo action, int level, int numjobs) {
		List<JobInfo> jobInfo = getJobInfo(action.getType());
		for (JobInfo info : jobInfo) {
			if (info.getName().equalsIgnoreCase(action.getName()) || info.getName().equalsIgnoreCase(action.getNameWithSub()))
				return info.getExperience(level, numjobs);
		}
		return null;
	}

	/**
	 * Get the job name
	 * @return the job name
	 */
	public String getName() {
		return jobName;
	}

	/**
	 * Get the shortened version of the jobName
	 * @return the shortened version of the jobName
	 */
	public String getShortName() {
		return jobShortName;
	}

	/**
	 * Gets the description
	 * @return description
	 */
	public String getDescription() {
		return description;
	}

	/**
	 * Get the Color of the job for chat
	 * @return the Color of the job for chat
	 */
	public ChatColor getChatColor() {
		return jobColour;
	}

	/**
	 * Get the MaxExpEquation of the job
	 * @return the MaxExpEquation of the job
	 */
	public Parser getMaxExpEquation() {
		return maxExpEquation;
	}

	/**
	 * Function to return the appropriate max exp for this level
	 * @param level - current level
	 * @return the correct max exp for this level
	 */
	public double getMaxExp(Map<String, Double> param) {
		for (Map.Entry<String, Double> temp : param.entrySet()) {
			maxExpEquation.setVariable(temp.getKey(), temp.getValue());
		}
		return maxExpEquation.getValue();
	}

	/**
	 * Function to get the display method
	 * @return the display method
	 */
	public DisplayMethod getDisplayMethod() {
		return displayMethod;
	}

	/**
	 * Function to return the maximum level
	 * @return the max level
	 * @return null - no max level
	 */
	public int getMaxLevel() {
		return maxLevel;
	}

	/**
	 * Function to return the maximum level
	 * @return the max level
	 * @return null - no max level
	 */
	public int getVipMaxLevel() {
		return vipmaxLevel;
	}

	/**
	 * Function to return the maximum slots
	 * @return the max slots
	 * @return null - no max slots
	 */
	public Integer getMaxSlots() {
		return maxSlots;
	}

	/**
	 * Get the permission nodes for this job
	 * @return Permissions for this job
	 */
	public List<JobPermission> getPermissions() {
		return Collections.unmodifiableList(jobPermissions);
	}

	/**
	 * Get the command nodes for this job
	 * @return Commands for this job
	 */
	public List<JobCommands> getCommands() {
		return Collections.unmodifiableList(jobCommands);
	}
	/**
	 * Get the conditions for this job
	 * @return Conditions for this job
	 */
	public List<JobConditions> getConditions() {
	    return Collections.unmodifiableList(jobConditions);
	}

	/**
	 * Get the item nodes for this job
	 * @return Items for this job
	 */
	public List<JobItems> getItems() {
		return Collections.unmodifiableList(jobItems);
	}
}