/*
 * Copyright (C) 2019-2022 LitterBox contributors
 *
 * This file is part of LitterBox.
 *
 * LitterBox 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.
 *
 * LitterBox 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 LitterBox. If not, see <http://www.gnu.org/licenses/>.
 */
package de.uni_passau.fim.se2.litterbox.report;

import de.uni_passau.fim.se2.litterbox.analytics.Issue;
import de.uni_passau.fim.se2.litterbox.ast.model.Program;

import java.io.IOException;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import java.util.stream.Collectors;

public class ConsoleReportGenerator implements ReportGenerator {

    private List<String> detectors;

    public ConsoleReportGenerator(List<String> detectors) {
        this.detectors = new ArrayList<>(detectors);
    }

    @Override
    public void generateReport(Program program, Collection<Issue> issues) throws IOException {

        if (issues.isEmpty()) {
            System.out.println("No issues found.");
            return;
        }

        for (String detector : detectors) {
            List<Issue> relevantIssues = issues
                    .stream()
                    .filter(i -> i.getFinderName().equals(detector))
                    .collect(Collectors.toList());

            if (!relevantIssues.isEmpty()) {
                Issue firstIssue = relevantIssues.get(0);
                System.out.println("Issue "
                        + firstIssue.getFinderName()
                        + " was found "
                        + relevantIssues.size()
                        + " time(s)");
            }
        }
    }
}
