package com.github.dtschust.zork.parser.builders;

import com.github.dtschust.zork.ZorkTrigger;
import com.github.dtschust.zork.parser.DOMUtils;
import com.github.dtschust.zork.parser.dom.Elements;
import com.github.dtschust.zork.types.ZorkItem;
import org.w3c.dom.Element;

import java.util.List;
import java.util.stream.Collectors;

public class ZorkItemParseStrategy implements ZorkParseStrategy<ZorkItem> {

    private final ZorkParseStrategy<ZorkTrigger> triggerStrategy;

    public ZorkItemParseStrategy(final ZorkParseStrategy<ZorkTrigger> triggerStrategy) {
        this.triggerStrategy = triggerStrategy;
    }

    @Override
    public ZorkItem parse(final Element source) {
        final List<String> prints = Elements.byTagName(source, "turnon").stream()
                .flatMap(e -> Elements.innerTextByTagName(e, "print").stream())
                .collect(Collectors.toList());

        final List<String> actions = Elements.byTagName(source, "turnon").stream()
                .flatMap(e -> Elements.innerTextByTagName(e, "action").stream())
                .collect(Collectors.toList());

        final List<ZorkTrigger> triggers = Elements.byTagName(source, "trigger").stream()
                .map(triggerStrategy::parse)
                .collect(Collectors.toList());

        /* Get all possible item attributes*/
        return new ZorkItem(
                DOMUtils.getInnerTextByTagName(source, "name", ""),
                DOMUtils.getInnerTextByTagName(source, "description", ""),
                DOMUtils.getInnerTextByTagName(source, "status", ""),
                DOMUtils.getInnerTextByTagName(source, "writing", ""),
                triggers,
                prints,
                actions
        );
    }
}