/*
 * This file is part of Applied Energistics 2.
 * Copyright (c) 2013 - 2015, AlgorithmX2, All rights reserved.
 *
 * Applied Energistics 2 is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Applied Energistics 2 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 Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with Applied Energistics 2.  If not, see <http://www.gnu.org/licenses/lgpl>.
 */

package appeng.core;


import java.io.File;
import java.util.Arrays;
import java.util.EnumSet;
import java.util.List;

import net.minecraftforge.common.config.Configuration;
import net.minecraftforge.common.config.Property;
import net.minecraftforge.fml.client.event.ConfigChangedEvent;
import net.minecraftforge.fml.common.FMLCommonHandler;
import net.minecraftforge.fml.common.ModContainer;
import net.minecraftforge.fml.common.eventhandler.SubscribeEvent;
import appeng.api.config.CondenserOutput;
import appeng.api.config.PowerMultiplier;
import appeng.api.config.PowerUnits;
import appeng.api.config.SearchBoxMode;
import appeng.api.config.Settings;
import appeng.api.config.TerminalStyle;
import appeng.api.config.YesNo;
import appeng.api.util.IConfigManager;
import appeng.api.util.IConfigurableObject;
import appeng.core.features.AEFeature;
import appeng.core.settings.TickRates;
import appeng.items.materials.MaterialType;
import appeng.util.ConfigManager;
import appeng.util.IConfigManagerHost;
import appeng.util.Platform;


public final class AEConfig extends Configuration implements IConfigurableObject, IConfigManagerHost
{

	public static final double TUNNEL_POWER_LOSS = 0.05;
	public static final String VERSION = "@version@";
	public static final String CHANNEL = "@aechannel@";
	public static final String PACKET_CHANNEL = "AE";
	public static AEConfig instance;
	public final IConfigManager settings = new ConfigManager( this );
	public final EnumSet<AEFeature> featureFlags = EnumSet.noneOf( AEFeature.class );
	public final int[] craftByStacks = new int[] { 1, 10, 100, 1000 };
	public final int[] priorityByStacks = new int[] { 1, 10, 100, 1000 };
	public final int[] levelByStacks = new int[] { 1, 10, 100, 1000 };
	private final double WirelessHighWirelessCount = 64;
	private final File configFile;
	public int storageBiomeID = -1;
	public int storageProviderID = -1;
	public int formationPlaneEntityLimit = 128;
	public float spawnChargedChance = 0.92f;
	public int quartzOresPerCluster = 4;
	public int quartzOresClusterAmount = 15;
	public int chargedChange = 4;
	public int minMeteoriteDistance = 707;
	public int minMeteoriteDistanceSq = this.minMeteoriteDistance * this.minMeteoriteDistance;
	public double spatialPowerExponent = 1.35;
	public double spatialPowerMultiplier = 1250.0;
	public String[] grinderOres = {
			// Vanilla Items
			"Obsidian", "Ender", "EnderPearl", "Coal", "Iron", "Gold", "Charcoal", "NetherQuartz",
			// Common Mod Ores
			"Copper", "Tin", "Silver", "Lead", "Bronze",
			// AE
			"CertusQuartz", "Wheat", "Fluix",
			// Other Mod Ores
			"Brass", "Platinum", "Nickel", "Invar", "Aluminium", "Electrum", "Osmium", "Zinc" };
	public double oreDoublePercentage = 90.0;
	public boolean enableEffects = true;
	public boolean useLargeFonts = false;
	public boolean useColoredCraftingStatus;
	public int wirelessTerminalBattery = 1600000;
	public int entropyManipulatorBattery = 200000;
	public int matterCannonBattery = 200000;
	public int portableCellBattery = 20000;
	public int colorApplicatorBattery = 20000;
	public int chargedStaffBattery = 8000;
	public boolean disableColoredCableRecipesInNEI = true;
	public boolean updatable = false;
	public double meteoriteClusterChance = 0.1;
	public double meteoriteSpawnChance = 0.3;
	public int[] meteoriteDimensionWhitelist = new int[] { 0 };
	public int craftingCalculationTimePerTick = 5;
	PowerUnits selectedPowerUnit = PowerUnits.AE;
	private double WirelessBaseCost = 8;
	private double WirelessCostMultiplier = 1;
	private double WirelessTerminalDrainMultiplier = 1;
	private double WirelessBaseRange = 16;
	private double WirelessBoosterRangeMultiplier = 1;
	private double WirelessBoosterExp = 1.5;

	public AEConfig( File configFile )
	{
		super( configFile );
		this.configFile = configFile;

		FMLCommonHandler.instance().bus().register( this );

		final double DEFAULT_IC2_EXCHANGE = 2.0;
		final double DEFAULT_RTC_EXCHANGE = 1.0 / 11256.0;
		final double DEFAULT_RF_EXCHANGE = 0.5;
		final double DEFAULT_MEKANISM_EXCHANGE = 0.2;

		PowerUnits.MK.conversionRatio = this.get( "PowerRatios", "Mekanism", DEFAULT_MEKANISM_EXCHANGE ).getDouble( DEFAULT_MEKANISM_EXCHANGE );
		PowerUnits.EU.conversionRatio = this.get( "PowerRatios", "IC2", DEFAULT_IC2_EXCHANGE ).getDouble( DEFAULT_IC2_EXCHANGE );
		PowerUnits.WA.conversionRatio = this.get( "PowerRatios", "RotaryCraft", DEFAULT_RTC_EXCHANGE ).getDouble( DEFAULT_RTC_EXCHANGE );
		PowerUnits.RF.conversionRatio = this.get( "PowerRatios", "ThermalExpansion", DEFAULT_RF_EXCHANGE ).getDouble( DEFAULT_RF_EXCHANGE );

		double usageEffective = this.get( "PowerRatios", "UsageMultiplier", 1.0 ).getDouble( 1.0 );
		PowerMultiplier.CONFIG.multiplier = Math.max( 0.01, usageEffective );

		CondenserOutput.MATTER_BALLS.requiredPower = this.get( "Condenser", "MatterBalls", 256 ).getInt( 256 );
		CondenserOutput.SINGULARITY.requiredPower = this.get( "Condenser", "Singularity", 256000 ).getInt( 256000 );

		this.grinderOres = this.get( "GrindStone", "grinderOres", this.grinderOres ).getStringList();
		this.oreDoublePercentage = this.get( "GrindStone", "oreDoublePercentage", this.oreDoublePercentage ).getDouble( this.oreDoublePercentage );

		this.settings.registerSetting( Settings.SEARCH_TOOLTIPS, YesNo.YES );
		this.settings.registerSetting( Settings.TERMINAL_STYLE, TerminalStyle.TALL );
		this.settings.registerSetting( Settings.SEARCH_MODE, SearchBoxMode.AUTOSEARCH );

		this.spawnChargedChance = (float) ( 1.0 - this.get( "worldGen", "spawnChargedChance", 1.0 - this.spawnChargedChance ).getDouble( 1.0 - this.spawnChargedChance ) );
		this.minMeteoriteDistance = this.get( "worldGen", "minMeteoriteDistance", this.minMeteoriteDistance ).getInt( this.minMeteoriteDistance );
		this.meteoriteClusterChance = this.get( "worldGen", "meteoriteClusterChance", this.meteoriteClusterChance ).getDouble( this.meteoriteClusterChance );
		this.meteoriteSpawnChance = this.get( "worldGen", "meteoriteSpawnChance", this.meteoriteSpawnChance ).getDouble( this.meteoriteSpawnChance );
		this.meteoriteDimensionWhitelist = this.get( "worldGen", "meteoriteDimensionWhitelist", this.meteoriteDimensionWhitelist ).getIntList();

		this.quartzOresPerCluster = this.get( "worldGen", "quartzOresPerCluster", this.quartzOresPerCluster ).getInt( this.quartzOresPerCluster );
		this.quartzOresClusterAmount = this.get( "worldGen", "quartzOresClusterAmount", this.quartzOresClusterAmount ).getInt( this.quartzOresClusterAmount );

		this.minMeteoriteDistanceSq = this.minMeteoriteDistance * this.minMeteoriteDistance;

		this.addCustomCategoryComment( "wireless", "Range= WirelessBaseRange + WirelessBoosterRangeMultiplier * Math.pow( boosters, WirelessBoosterExp )\nPowerDrain= WirelessBaseCost + WirelessCostMultiplier * Math.pow( boosters, 1 + boosters / WirelessHighWirelessCount )" );

		this.WirelessBaseCost = this.get( "wireless", "WirelessBaseCost", this.WirelessBaseCost ).getDouble( this.WirelessBaseCost );
		this.WirelessCostMultiplier = this.get( "wireless", "WirelessCostMultiplier", this.WirelessCostMultiplier ).getDouble( this.WirelessCostMultiplier );
		this.WirelessBaseRange = this.get( "wireless", "WirelessBaseRange", this.WirelessBaseRange ).getDouble( this.WirelessBaseRange );
		this.WirelessBoosterRangeMultiplier = this.get( "wireless", "WirelessBoosterRangeMultiplier", this.WirelessBoosterRangeMultiplier ).getDouble( this.WirelessBoosterRangeMultiplier );
		this.WirelessBoosterExp = this.get( "wireless", "WirelessBoosterExp", this.WirelessBoosterExp ).getDouble( this.WirelessBoosterExp );
		this.WirelessTerminalDrainMultiplier = this.get( "wireless", "WirelessTerminalDrainMultiplier", this.WirelessTerminalDrainMultiplier ).getDouble( this.WirelessTerminalDrainMultiplier );

		this.formationPlaneEntityLimit = this.get( "automation", "formationPlaneEntityLimit", this.formationPlaneEntityLimit ).getInt( this.formationPlaneEntityLimit );

		this.wirelessTerminalBattery = this.get( "battery", "wirelessTerminal", this.wirelessTerminalBattery ).getInt( this.wirelessTerminalBattery );
		this.chargedStaffBattery = this.get( "battery", "chargedStaff", this.chargedStaffBattery ).getInt( this.chargedStaffBattery );
		this.entropyManipulatorBattery = this.get( "battery", "entropyManipulator", this.entropyManipulatorBattery ).getInt( this.entropyManipulatorBattery );
		this.portableCellBattery = this.get( "battery", "portableCell", this.portableCellBattery ).getInt( this.portableCellBattery );
		this.colorApplicatorBattery = this.get( "battery", "colorApplicator", this.colorApplicatorBattery ).getInt( this.colorApplicatorBattery );
		this.matterCannonBattery = this.get( "battery", "matterCannon", this.matterCannonBattery ).getInt( this.matterCannonBattery );

		this.clientSync();

		for( AEFeature feature : AEFeature.values() )
		{
			if( feature.isVisible )
			{
				if( this.get( "Features." + feature.category, feature.name(), feature.defaultValue ).getBoolean( feature.defaultValue ) )
				{
					this.featureFlags.add( feature );
				}
			}
			else
			{
				this.featureFlags.add( feature );
			}
		}

		ModContainer imb = net.minecraftforge.fml.common.Loader.instance().getIndexedModList().get( "ImmibisCore" );
		if( imb != null )
		{
			List<String> version = Arrays.asList( "59.0.0", "59.0.1", "59.0.2" );
			if( version.contains( imb.getVersion() ) )
			{
				this.featureFlags.remove( AEFeature.AlphaPass );
			}
		}

		try
		{
			this.selectedPowerUnit = PowerUnits.valueOf( this.get( "Client", "PowerUnit", this.selectedPowerUnit.name(), this.getListComment( this.selectedPowerUnit ) ).getString() );
		}
		catch( Throwable t )
		{
			this.selectedPowerUnit = PowerUnits.AE;
		}

		for( TickRates tr : TickRates.values() )
		{
			tr.Load( this );
		}

		if( this.isFeatureEnabled( AEFeature.SpatialIO ) )
		{
			this.storageBiomeID = this.get( "spatialio", "storageBiomeID", this.storageBiomeID ).getInt( this.storageBiomeID );
			this.storageProviderID = this.get( "spatialio", "storageProviderID", this.storageProviderID ).getInt( this.storageProviderID );
			this.spatialPowerMultiplier = this.get( "spatialio", "spatialPowerMultiplier", this.spatialPowerMultiplier ).getDouble( this.spatialPowerMultiplier );
			this.spatialPowerExponent = this.get( "spatialio", "spatialPowerExponent", this.spatialPowerExponent ).getDouble( this.spatialPowerExponent );
		}

		if( this.isFeatureEnabled( AEFeature.CraftingCPU ) )
		{
			this.craftingCalculationTimePerTick = this.get( "craftingCPU", "craftingCalculationTimePerTick", this.craftingCalculationTimePerTick ).getInt( this.craftingCalculationTimePerTick );
		}

		this.updatable = true;
	}

	private void clientSync()
	{
		this.disableColoredCableRecipesInNEI = this.get( "Client", "disableColoredCableRecipesInNEI", true ).getBoolean( true );
		this.enableEffects = this.get( "Client", "enableEffects", true ).getBoolean( true );
		this.useLargeFonts = this.get( "Client", "useTerminalUseLargeFont", false ).getBoolean( false );
		this.useColoredCraftingStatus = this.get( "Client", "useColoredCraftingStatus", true ).getBoolean( true );

		// load buttons..
		for( int btnNum = 0; btnNum < 4; btnNum++ )
		{
			Property cmb = this.get( "Client", "craftAmtButton" + ( btnNum + 1 ), this.craftByStacks[btnNum] );
			Property pmb = this.get( "Client", "priorityAmtButton" + ( btnNum + 1 ), this.priorityByStacks[btnNum] );
			Property lmb = this.get( "Client", "levelAmtButton" + ( btnNum + 1 ), this.levelByStacks[btnNum] );

			int buttonCap = (int) ( Math.pow( 10, btnNum + 1 ) - 1 );

			this.craftByStacks[btnNum] = Math.abs( cmb.getInt( this.craftByStacks[btnNum] ) );
			this.priorityByStacks[btnNum] = Math.abs( pmb.getInt( this.priorityByStacks[btnNum] ) );
			this.levelByStacks[btnNum] = Math.abs( pmb.getInt( this.levelByStacks[btnNum] ) );

			cmb.comment = "Controls buttons on Crafting Screen : Capped at " + buttonCap;
			pmb.comment = "Controls buttons on Priority Screen : Capped at " + buttonCap;
			lmb.comment = "Controls buttons on Level Emitter Screen : Capped at " + buttonCap;

			this.craftByStacks[btnNum] = Math.min( this.craftByStacks[btnNum], buttonCap );
			this.priorityByStacks[btnNum] = Math.min( this.priorityByStacks[btnNum], buttonCap );
			this.levelByStacks[btnNum] = Math.min( this.levelByStacks[btnNum], buttonCap );
		}

		for( Settings e : this.settings.getSettings() )
		{
			String Category = "Client"; // e.getClass().getSimpleName();
			Enum<?> value = this.settings.getSetting( e );

			Property p = this.get( Category, e.name(), value.name(), this.getListComment( value ) );

			try
			{
				value = Enum.valueOf( value.getClass(), p.getString() );
			}
			catch( IllegalArgumentException er )
			{
				AELog.info( "Invalid value '" + p.getString() + "' for " + e.name() + " using '" + value.name() + "' instead" );
			}

			this.settings.putSetting( e, value );
		}
	}

	private String getListComment( Enum value )
	{
		String comment = null;

		if( value != null )
		{
			EnumSet set = EnumSet.allOf( value.getClass() );

			for( Object Oeg : set )
			{
				Enum eg = (Enum) Oeg;
				if( comment == null )
				{
					comment = "Possible Values: " + eg.name();
				}
				else
				{
					comment += ", " + eg.name();
				}
			}
		}

		return comment;
	}

	public boolean isFeatureEnabled( AEFeature f )
	{
		return this.featureFlags.contains( f );
	}

	public double wireless_getDrainRate( double range )
	{
		return this.WirelessTerminalDrainMultiplier * range;
	}

	public double wireless_getMaxRange( int boosters )
	{
		return this.WirelessBaseRange + this.WirelessBoosterRangeMultiplier * Math.pow( boosters, this.WirelessBoosterExp );
	}

	public double wireless_getPowerDrain( int boosters )
	{
		return this.WirelessBaseCost + this.WirelessCostMultiplier * Math.pow( boosters, 1 + boosters / this.WirelessHighWirelessCount );
	}

	@Override
	public Property get( String category, String key, String defaultValue, String comment, Property.Type type )
	{
		Property prop = super.get( category, key, defaultValue, comment, type );

		if( prop != null )
		{
			if( !category.equals( "Client" ) )
			{
				prop.setRequiresMcRestart( true );
			}
		}

		return prop;
	}

	@Override
	public void save()
	{
		if( this.isFeatureEnabled( AEFeature.SpatialIO ) )
		{
			this.get( "spatialio", "storageBiomeID", this.storageBiomeID ).set( this.storageBiomeID );
			this.get( "spatialio", "storageProviderID", this.storageProviderID ).set( this.storageProviderID );
		}

		this.get( "Client", "PowerUnit", this.selectedPowerUnit.name(), this.getListComment( this.selectedPowerUnit ) ).set( this.selectedPowerUnit.name() );

		if( this.hasChanged() )
		{
			super.save();
		}
	}

	@SubscribeEvent
	public void onConfigChanged( ConfigChangedEvent.OnConfigChangedEvent eventArgs )
	{
		if( eventArgs.modID.equals( AppEng.MOD_ID ) )
		{
			this.clientSync();
		}
	}

	public boolean disableColoredCableRecipesInNEI()
	{
		return this.disableColoredCableRecipesInNEI;
	}

	public String getFilePath()
	{
		return this.configFile.toString();
	}

	public boolean useAEVersion( MaterialType mt )
	{
		if( this.isFeatureEnabled( AEFeature.WebsiteRecipes ) )
		{
			return true;
		}

		this.setCategoryComment( "OreCamouflage", "AE2 Automatically uses alternative ores present in your instance of MC to blend better with its surroundings, if you prefer you can disable this selectively using these flags; Its important to note, that some if these items even if enabled may not be craftable in game because other items are overriding their recipes." );
		Property p = this.get( "OreCamouflage", mt.name(), true );
		p.comment = "OreDictionary Names: " + mt.getOreName();

		return !p.getBoolean( true );
	}

	@Override
	public void updateSetting( IConfigManager manager, Enum setting, Enum newValue )
	{
		for( Settings e : this.settings.getSettings() )
		{
			if( e == setting )
			{
				String Category = "Client";
				Property p = this.get( Category, e.name(), this.settings.getSetting( e ).name(), this.getListComment( newValue ) );
				p.set( newValue.name() );
			}
		}

		if( this.updatable )
		{
			this.save();
		}
	}

	public int getFreeMaterial( int varID )
	{
		return this.getFreeIDSLot( varID, "materials" );
	}

	public int getFreeIDSLot( int varID, String category )
	{
		boolean alreadyUsed = false;
		int min = 0;

		for( Property p : this.getCategory( category ).getValues().values() )
		{
			int thisInt = p.getInt();

			if( varID == thisInt )
			{
				alreadyUsed = true;
			}

			min = Math.max( min, thisInt + 1 );
		}

		if( alreadyUsed )
		{
			if( min < 16383 )
			{
				min = 16383;
			}

			return min;
		}

		return varID;
	}

	public int getFreePart( int varID )
	{
		return this.getFreeIDSLot( varID, "parts" );
	}

	@Override
	public IConfigManager getConfigManager()
	{
		return this.settings;
	}

	public boolean useTerminalUseLargeFont()
	{
		return this.useLargeFonts;
	}

	public int craftItemsByStackAmounts( int i )
	{
		return this.craftByStacks[i];
	}

	public int priorityByStacksAmounts( int i )
	{
		return this.priorityByStacks[i];
	}

	public int levelByStackAmounts( int i )
	{
		return this.levelByStacks[i];
	}

	public Enum getSetting( String category, Class<? extends Enum> class1, Enum myDefault )
	{
		String name = class1.getSimpleName();
		Property p = this.get( category, name, myDefault.name() );

		try
		{
			return (Enum) class1.getField( p.toString() ).get( class1 );
		}
		catch( Throwable t )
		{
			// :{
		}

		return myDefault;
	}

	public void setSetting( String category, Enum s )
	{
		String name = s.getClass().getSimpleName();
		this.get( category, name, s.name() ).set( s.name() );
		this.save();
	}

	public PowerUnits selectedPowerUnit()
	{
		return this.selectedPowerUnit;
	}

	public void nextPowerUnit( boolean backwards )
	{
		this.selectedPowerUnit = Platform.rotateEnum( this.selectedPowerUnit, backwards, Settings.POWER_UNITS.getPossibleValues() );
		this.save();
	}
}