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package cucumber.runtime.model;

import cucumber.io.Resource;
import cucumber.io.ResourceLoader;
import cucumber.runtime.CucumberException;
import cucumber.runtime.FeatureBuilder;
import cucumber.runtime.Runtime;
import gherkin.I18n;
import gherkin.formatter.Formatter;
import gherkin.formatter.Reporter;
import gherkin.formatter.model.Background;
import gherkin.formatter.model.Examples;
import gherkin.formatter.model.Feature;
import gherkin.formatter.model.Scenario;
import gherkin.formatter.model.ScenarioOutline;
import gherkin.formatter.model.Step;

import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.List;

public class CucumberFeature {
    private final String uri;
    private final Feature feature;
    private CucumberBackground cucumberBackground;
    private StepContainer currentStepContainer;
    private List cucumberTagStatements = new ArrayList();
    private I18n i18n;
    private CucumberScenarioOutline currentScenarioOutline;

    public static List load(ResourceLoader resourceLoader, List featurePaths, final List filters) {
        final List cucumberFeatures = new ArrayList();
        final FeatureBuilder builder = new FeatureBuilder(cucumberFeatures);
        boolean resourceFound = false;
        for (String featurePath : featurePaths) {
            Iterable resources = resourceLoader.resources(featurePath, ".feature");
            for (Resource resource : resources) {
                resourceFound = true;
                builder.parse(resource, filters);
            }
        }
        if (cucumberFeatures.isEmpty()) {
            if (resourceFound) {
                throw new CucumberException(String.format("None of the features at %s matched the filters: %s", featurePaths, filters));
            } else {
                throw new CucumberException(String.format("No features found at %s", featurePaths));
            }
        }
        Collections.sort(cucumberFeatures, new CucumberFeatureUriComparator());
        return cucumberFeatures;
    }


    public CucumberFeature(Feature feature, String uri) {
        this.feature = feature;
        this.uri = uri;
    }

    public void background(Background background) {
        cucumberBackground = new CucumberBackground(this, background);
        currentStepContainer = cucumberBackground;
    }

    public void scenario(Scenario scenario) {
        CucumberTagStatement cucumberTagStatement = new CucumberScenario(this, cucumberBackground, scenario);
        currentStepContainer = cucumberTagStatement;
        cucumberTagStatements.add(cucumberTagStatement);
    }

    public void scenarioOutline(ScenarioOutline scenarioOutline) {
        CucumberScenarioOutline cucumberScenarioOutline = new CucumberScenarioOutline(this, cucumberBackground, scenarioOutline);
        currentScenarioOutline = cucumberScenarioOutline;
        currentStepContainer = cucumberScenarioOutline;
        cucumberTagStatements.add(cucumberScenarioOutline);
    }

    public void examples(Examples examples) {
        currentScenarioOutline.examples(examples);
    }

    public void step(Step step) {
        currentStepContainer.step(step);
    }

    public Feature getFeature() {
        return feature;
    }

    public List getFeatureElements() {
        return cucumberTagStatements;
    }

    public void setI18n(I18n i18n) {
        this.i18n = i18n;
    }

    public I18n getI18n() {
        return i18n;
    }

    public String getUri() {
        return uri;
    }

    public void run(Formatter formatter, Reporter reporter, Runtime runtime) {
        formatter.uri(getUri());
        formatter.feature(getFeature());

        for (CucumberTagStatement cucumberTagStatement : getFeatureElements()) {
            //Run the scenario, it should handle before and after hooks
            cucumberTagStatement.run(formatter, reporter, runtime);
        }
        formatter.eof();

    }

    private static class CucumberFeatureUriComparator implements Comparator {
        @Override
        public int compare(CucumberFeature a, CucumberFeature b) {
            return a.getUri().compareTo(b.getUri());
        }
    }
}
    

    

    

            

    

            



    
    






    
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