package com.planet_ink.coffee_mud.WebMacros;

import com.planet_ink.coffee_web.http.MIMEType;
import com.planet_ink.coffee_web.interfaces.*;
import com.planet_ink.coffee_mud.core.interfaces.*;
import com.planet_ink.coffee_mud.core.*;
import com.planet_ink.coffee_mud.core.collections.*;
import com.planet_ink.coffee_mud.Abilities.interfaces.*;
import com.planet_ink.coffee_mud.Areas.interfaces.*;
import com.planet_ink.coffee_mud.Commands.interfaces.*;
import com.planet_ink.coffee_mud.Behaviors.interfaces.*;
import com.planet_ink.coffee_mud.CharClasses.interfaces.*;
import com.planet_ink.coffee_mud.Libraries.interfaces.*;
import com.planet_ink.coffee_mud.Common.interfaces.*;
import com.planet_ink.coffee_mud.Exits.interfaces.*;
import com.planet_ink.coffee_mud.Items.interfaces.*;
import com.planet_ink.coffee_mud.Locales.interfaces.*;
import com.planet_ink.coffee_mud.MOBS.interfaces.*;
import com.planet_ink.coffee_mud.Races.interfaces.*;

import java.util.*;

import com.planet_ink.coffee_mud.core.exceptions.HTTPServerException;

/*
   Copyright 2006-2020 Bo Zimmerman

   Licensed under the Apache License, Version 2.0 (the "License");
   you may not use this file except in compliance with the License.
   You may obtain a copy of the License at

	   http://www.apache.org/licenses/LICENSE-2.0

   Unless required by applicable law or agreed to in writing, software
   distributed under the License is distributed on an "AS IS" BASIS,
   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   See the License for the specific language governing permissions and
   limitations under the License.
*/
public class AreaXML extends StdWebMacro
{
	@Override
	public String name()
	{
		return "AreaXML";
	}

	@Override
	public boolean isAWebPath()
	{
		return true;
	}

	@Override
	public boolean preferBinary()
	{
		return true;
	}

	public String getFilename(final HTTPRequest httpReq, final String filename)
	{
		final MOB mob = Authenticate.getAuthenticatedMob(httpReq);
		if(mob==null)
			return "area.xml";
		final Area pickedA=getLoggedArea(httpReq,mob);
		if(pickedA==null)
			return "area.xml";
		String fileName="";
		if(pickedA.getArchivePath().length()>0)
			fileName=pickedA.getArchivePath();
		else
			fileName=pickedA.Name();
		if(fileName.indexOf('.')<0)
			fileName=fileName+".cmare";
		return fileName;
	}

	protected Area getLoggedArea(final HTTPRequest httpReq, final MOB mob)
	{
		final String AREA=httpReq.getUrlParameter("AREA");
		final Area A=MUDGrinder.getAreaObject(AREA);
		if(A==null)
			return null;
		if(CMSecurity.isASysOp(mob)||A.amISubOp(mob.Name()))
			return A;
		return null;
	}

	@Override
	public byte[] runBinaryMacro(final HTTPRequest httpReq, final String parm, final HTTPResponse httpResp) throws HTTPServerException
	{
		httpResp.setHeader("Content-Disposition", "attachment; filename="+getFilename(httpReq,""));
		httpResp.setHeader("Content-Type", "application/cmare");

		final MOB mob = Authenticate.getAuthenticatedMob(httpReq);
		if(mob==null)
			return null;
		final Area pickedA=getLoggedArea(httpReq,mob);
		if(pickedA==null)
			return null;
		final Command C=CMClass.getCommand("Export");
		if(C==null)
			return null;
		Object resultO=null;
		try
		{
			resultO=C.executeInternal(mob,0,"AREA","DATA","MEMORY",Integer.valueOf(4),null,pickedA,mob.location());
		}
		catch(final Exception e)
		{
			return null;
		}
		if(!(resultO instanceof String))
			return null;
		return ((String)resultO).getBytes();
	}

	@Override
	public String runMacro(final HTTPRequest httpReq, final String parm, final HTTPResponse httpResp) throws HTTPServerException
	{
		return "[Unimplemented string method!]";
	}
}
