package com.massivecraft.factions.cmd;

import java.util.ArrayList;
import java.util.Collection;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;

import com.massivecraft.factions.cmd.arg.ARFaction;
import com.massivecraft.factions.cmd.req.ReqFactionsEnabled;
import com.massivecraft.factions.entity.UConf;
import com.massivecraft.factions.entity.UPlayer;
import com.massivecraft.factions.entity.Faction;
import com.massivecraft.factions.event.FactionsEventChunkChangeType;
import com.massivecraft.factions.integration.Econ;
import com.massivecraft.factions.FFlag;
import com.massivecraft.factions.Perm;
import com.massivecraft.factions.Rel;
import com.massivecraft.mcore.cmd.req.ReqHasPerm;
import com.massivecraft.mcore.mixin.Mixin;
import com.massivecraft.mcore.money.Money;
import com.massivecraft.mcore.util.TimeDiffUtil;
import com.massivecraft.mcore.util.TimeUnit;
import com.massivecraft.mcore.util.Txt;

public class CmdFactionsShow extends FCommand
{
	public CmdFactionsShow()
	{
		this.addAliases("s", "show", "who");
		
		this.addOptionalArg("faction", "you");
		
		this.addRequirements(ReqFactionsEnabled.get());
		this.addRequirements(ReqHasPerm.get(Perm.SHOW.node));
	}

	@Override
	public void perform()
	{
		Faction faction = this.arg(0, ARFaction.get(usenderFaction), usenderFaction);
		if (faction == null) return;
		
		UConf uconf = UConf.get(faction);
		
		// INFO: Description
		msg(Txt.titleize(faction.getName(usender)));
		msg("<a>Description: <i>%s", faction.getDescription());
		
		// INFO: Age
		long ageMillis = faction.getCreatedAtMillis() - System.currentTimeMillis();
		LinkedHashMap<TimeUnit, Long> ageUnitcounts = TimeDiffUtil.limit(TimeDiffUtil.unitcounts(ageMillis, TimeUnit.getAllButMillis()), 3);
		String ageString = TimeDiffUtil.formatedVerboose(ageUnitcounts, "<i>");
		msg("<a>Age: <i>%s", ageString);
		
		// Display important flags
		// TODO: Find the non default flags, and display them instead.
		if (faction.getFlag(FFlag.PERMANENT))
		{
			msg("<a>This faction is permanent - remaining even with no members.");
		}
		
		if (faction.getFlag(FFlag.PEACEFUL))
		{
			msg("<a>This faction is peaceful - in truce with everyone.");
		}
		
		// INFO: Open
		msg("<a>Open: <i>"+(faction.isOpen() ? "<lime>Yes <i>- anyone can join" : "<rose>No <i>- only invited people can join"));

		// INFO: Power
		double powerBoost = faction.getPowerBoost();
		String boost = (powerBoost == 0.0) ? "" : (powerBoost > 0.0 ? " (bonus: " : " (penalty: ") + powerBoost + ")";
		msg("<a>Land / Power / Maxpower: <i> %d/%d/%d %s", faction.getLandCount(), faction.getPowerRounded(), faction.getPowerMaxRounded(), boost);

		// show the land value
		if (Econ.isEnabled(faction))
		{
			long landCount = faction.getLandCount();
			
			for (FactionsEventChunkChangeType type : FactionsEventChunkChangeType.values())
			{
				Double money = uconf.econChunkCost.get(type);
				if (money == null) money = 0D;
				money *= landCount;
				
				String word = null;
				if (money > 0)
				{
					word = "cost";
				}
				else
				{
					word = "reward";
					money *= -1;
				}
				
				msg("<a>Total land %s %s: <i>%s", type.toString().toLowerCase(), word, Money.format(faction, money));
			}
			
			// Show bank contents
			if (UConf.get(faction).bankEnabled)
			{
				msg("<a>Bank contains: <i>"+Money.format(faction, Money.get(faction)));
			}
		}

		String sepparator = Txt.parse("<i>")+", ";
		
		// List the relations to other factions
		Map<Rel, List<String>> relationNames = faction.getFactionNamesPerRelation(usender, true);
		
		if (faction.getFlag(FFlag.PEACEFUL))
		{
			sendMessage(Txt.parse("<a>In Truce with:<i> *everyone*"));
		}
		else
		{
			sendMessage(Txt.parse("<a>In Truce with: ") + Txt.implode(relationNames.get(Rel.TRUCE), sepparator));
		}
		
		sendMessage(Txt.parse("<a>Allied to: ") + Txt.implode(relationNames.get(Rel.ALLY), sepparator));
		sendMessage(Txt.parse("<a>Enemies: ") + Txt.implode(relationNames.get(Rel.ENEMY), sepparator));
		
		// List the members...
		
		Collection<UPlayer> leaders = faction.getUPlayersWhereRole(Rel.LEADER);
		Collection<UPlayer> officers = faction.getUPlayersWhereRole(Rel.OFFICER);
		Collection<UPlayer> normals = faction.getUPlayersWhereRole(Rel.MEMBER);
		Collection<UPlayer> recruits = faction.getUPlayersWhereRole(Rel.RECRUIT);
		
		List<String> memberOnlineNames = new ArrayList<String>();
		List<String> memberOfflineNames = new ArrayList<String>();
		
		for (UPlayer follower : leaders)
		{
			if (follower.isOnline() && Mixin.isVisible(me, follower.getId()))
			{
				memberOnlineNames.add(follower.getNameAndTitle(usender));
			}
			else
			{
				memberOfflineNames.add(follower.getNameAndTitle(usender));
			}
		}
		
		for (UPlayer follower : officers)
		{
			if (follower.isOnline() && Mixin.isVisible(me, follower.getId()))
			{
				memberOnlineNames.add(follower.getNameAndTitle(usender));
			}
			else
			{
				memberOfflineNames.add(follower.getNameAndTitle(usender));
			}
		}
		
		for (UPlayer follower : normals)
		{
			if (follower.isOnline() && Mixin.isVisible(me, follower.getId()))
			{
				memberOnlineNames.add(follower.getNameAndTitle(usender));
			}
			else
			{
				memberOfflineNames.add(follower.getNameAndTitle(usender));
			}
		}
		
		for (UPlayer follower : recruits)
		{
			if (follower.isOnline())
			{
				memberOnlineNames.add(follower.getNameAndTitle(usender));
			}
			else
			{
				memberOfflineNames.add(follower.getNameAndTitle(usender));
			}
		}
		sendMessage(Txt.parse("<a>Members online: ") + Txt.implode(memberOnlineNames, sepparator));
		sendMessage(Txt.parse("<a>Members offline: ") + Txt.implode(memberOfflineNames, sepparator));
	}
	
}