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/*
 * The MIT License
 *
 * Copyright 2018 Intuit Inc.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
package com.intuit.karate;

import java.util.ArrayList;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.slf4j.LoggerFactory;
import picocli.CommandLine;

/**
 *
 * @author pthomas3
 */
public class KarateOptions {

    private static final org.slf4j.Logger logger = LoggerFactory.getLogger(KarateOptions.class);

    private static final Pattern COMMAND_NAME = Pattern.compile("--name (\\^.+?\\$)");

    @CommandLine.Option(names = {"-h", "--help"}, usageHelp = true, description = "display this help message")
    boolean help;

    @CommandLine.Option(names = {"-m", "--monochrome"}, description = "monochrome (not supported)")
    boolean monochrome;

    @CommandLine.Option(names = {"-g", "--glue"}, description = "glue (not supported)")
    String glue;

    @CommandLine.Option(names = {"-t", "--tags"}, description = "tags")
    List tags;

    @CommandLine.Option(names = {"-", "--plugin"}, description = "plugin (not supported)")
    List plugins;

    @CommandLine.Option(names = {"-n", "--name"}, description = "name of scenario to run")
    String name;

    @CommandLine.Parameters(description = "one or more tests (features) or search-paths to run")
    List features;

    public List getTags() {
        return tags;
    }

    public List getPlugins() {
        return plugins;
    }

    public String getName() {
        return name;
    }

    public List getFeatures() {
        return features;
    }

    public static KarateOptions parseStringArgs(String[] args) {
        KarateOptions options = CommandLine.populateCommand(new KarateOptions(), args);
        List featuresTemp = new ArrayList();
        for (String s : options.features) {
            if (s.startsWith("com.") || s.startsWith("cucumber.") || s.startsWith("org.")) {
                continue;
            }
            featuresTemp.add(s);
        }
        options.features = featuresTemp;
        return options;
    }

    public static KarateOptions parseCommandLine(String line) {
        Matcher matcher = COMMAND_NAME.matcher(line);
        String nameTemp;
        if (matcher.find()) {
            nameTemp = matcher.group(1);
            line = matcher.replaceFirst("");
        } else {
            nameTemp = null;
        }
        String[] args = line.split("\\s+");
        KarateOptions options = parseStringArgs(args);
        options.name = nameTemp;
        return options;
    }

    public static KarateOptions parseSystemProperties(List tags, List features) {
        String line = System.getProperty("cucumber.options");
        line = StringUtils.trimToNull(line);
        KarateOptions options;
        if (line == null) {
            options = new KarateOptions();
            options.tags = tags;
            options.features = features;
        } else {
            logger.info("found system property 'cucumber.options': {}", line);
            options = parseCommandLine(line);
            if (options.tags == null) {
                options.tags = tags;
            }
            if (options.features == null) {
                options.features = features;
            }
        }
        return options;
    }

}