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The JavaFX implementation of the Interacto library
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/*
 * Interacto
 * Copyright (C) 2020 Arnaud Blouin
 * 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 .
 */
package io.github.interacto.jfx.binding;

import io.github.interacto.command.Command;
import io.github.interacto.error.ErrorCatcher;
import io.github.interacto.interaction.InteractionData;
import io.github.interacto.jfx.binding.api.LogLevel;
import io.github.interacto.jfx.interaction.JfxInteraction;
import io.github.interacto.jfx.interaction.help.HelpAnimation;
import java.util.Set;
import java.util.function.BiConsumer;
import java.util.function.Consumer;
import java.util.function.Function;
import java.util.function.Predicate;
import java.util.logging.Level;

abstract class JfxAnonBinding, D extends InteractionData> extends JfxWidgetBinding {
	private final BiConsumer execInitCmd;
	private final BiConsumer execUpdateCmd;
	private final Predicate checkInteraction;
	private final Consumer cancelFct;
	private final Consumer endOrCancelFct;
	private final BiConsumer hadEffectsFct;
	private final BiConsumer hadNoEffectFct;
	private final BiConsumer cannotExecFct;
	private final BiConsumer onEnd;
	private final boolean strictStart;


	/**
	 * Creates a widget binding. This constructor must initialise the interaction. The binding is (de-)activated if the given
	 * instrument is (de-)activated.
	 * @param continuousExec Specifies whether the command must be executed on each evolution of the interaction.
	 * @param interaction The user interaction of the binding.
	 * @param initCmdFct The function that initialises the command to execute. Cannot be null.
	 * @param updateCmdFct The function that updates the command. Can be null.
	 * @param cmdFunction The function that produces the command.
	 */
	JfxAnonBinding(final boolean continuousExec, final I interaction, final BiConsumer initCmdFct, final BiConsumer updateCmdFct,
		final Predicate check, final BiConsumer onEndFct, final Function cmdFunction, final Consumer cancel,
		final Consumer endOrCancel, final boolean asyncExec, final boolean strict, final long timeoutThrottle, final Set loggers,
		final boolean help, final HelpAnimation animation, final BiConsumer hadNoEffectFct, final BiConsumer hadEffectsFct,
		final BiConsumer cannotExecFct, final boolean consumeEvents) {
		super(continuousExec, interaction, cmdFunction, help, animation);
		execInitCmd = initCmdFct;
		execUpdateCmd = updateCmdFct;
		cancelFct = cancel;
		endOrCancelFct = endOrCancel;
		checkInteraction = check == null ? i -> true : check;
		this.hadNoEffectFct = hadNoEffectFct;
		this.hadEffectsFct = hadEffectsFct;
		this.cannotExecFct = cannotExecFct;
		async = asyncExec;
		onEnd = onEndFct;
		strictStart = strict;
		interaction.setThrottleTimeout(timeoutThrottle);
		interaction.setConsumeEvents(consumeEvents);
		configureLoggers(loggers);
	}

	private void configureLoggers(final Set loggers) {
		if(loggers != null) {
			logCmd(loggers.contains(LogLevel.COMMAND));
			logBinding(loggers.contains(LogLevel.BINDING));
			interaction.log(loggers.contains(LogLevel.INTERACTION));
		}
	}

	@Override
	public boolean isStrictStart() {
		return strictStart;
	}

	@Override
	public void first() {
		if(execInitCmd != null) {
			try {
				execInitCmd.accept(getInteraction().getData(), getCommand());
			}catch(final Exception ex) {
				ErrorCatcher.getInstance().reportError(ex);
			}
		}
	}

	@Override
	public void then() {
		if(execUpdateCmd != null) {
			try {
				execUpdateCmd.accept(getInteraction().getData(), getCommand());
			}catch(final Exception ex) {
				ErrorCatcher.getInstance().reportError(ex);
			}
		}
	}

	@Override
	public void end() {
		if(onEnd != null) {
			try {
				onEnd.accept(getInteraction().getData(), getCommand());
			}catch(final Exception ex) {
				ErrorCatcher.getInstance().reportError(ex);
			}
		}
	}

	@Override
	public void cancel() {
		if(cancelFct != null) {
			try {
				cancelFct.accept(getInteraction().getData());
			}catch(final Exception ex) {
				ErrorCatcher.getInstance().reportError(ex);
			}
		}
	}

	@Override
	public void endOrCancel() {
		if(endOrCancelFct != null) {
			try {
				endOrCancelFct.accept(getInteraction().getData());
			}catch(final Exception ex) {
				ErrorCatcher.getInstance().reportError(ex);
			}
		}
	}

	@Override
	public void ifCmdHadNoEffect() {
		if(hadNoEffectFct != null) {
			try {
				hadNoEffectFct.accept(getInteraction().getData(), getCommand());
			}catch(final Exception ex) {
				ErrorCatcher.getInstance().reportError(ex);
			}
		}
	}

	@Override
	public void ifCmdHadEffects() {
		if(hadEffectsFct != null) {
			try {
				hadEffectsFct.accept(getInteraction().getData(), getCommand());
			}catch(final Exception ex) {
				ErrorCatcher.getInstance().reportError(ex);
			}
		}
	}

	@Override
	public void ifCannotExecuteCmd() {
		if(cannotExecFct != null) {
			try {
				cannotExecFct.accept(getInteraction().getData(), getCommand());
			}catch(final Exception ex) {
				ErrorCatcher.getInstance().reportError(ex);
			}
		}
	}

	@Override
	public boolean when() {
		try {
			final boolean ok = checkInteraction == null || checkInteraction.test(getInteraction().getData());
			if(loggerBinding != null) {
				loggerBinding.log(Level.INFO, "Checking condition: " + ok);
			}
			return ok;
		}catch(final Exception ex) {
			ErrorCatcher.getInstance().reportError(ex);
			return false;
		}
	}

	@Override
	public String toString() {
		return "JFxAnonBinding {" + interaction + " -> " + cmdProducer + '}';
	}
}