cqfn/eo

/*
 * The MIT License (MIT)
 *
 * Copyright (c) 2016-2024 Objectionary.com
 *
 * 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 NON-INFRINGEMENT. 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 org.eolang.maven;

import com.jcabi.log.Logger;
import java.io.File;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.Collection;
import java.util.regex.Pattern;
import org.apache.maven.plugins.annotations.LifecyclePhase;
import org.apache.maven.plugins.annotations.Mojo;
import org.eolang.maven.name.ObjectName;
import org.eolang.maven.name.OnReplaced;
import org.eolang.maven.name.OnSwap;
import org.eolang.maven.name.OnVersioned;
import org.eolang.maven.tojos.ForeignTojos;
import org.eolang.maven.util.Rel;
import org.eolang.maven.util.Walk;

/**
 * Extend the current list of foreign objects with those
 * visible in resolved artifacts.
 *
 * @since 0.11
 */
@Mojo(
    name = "extend",
    defaultPhase = LifecyclePhase.PROCESS_SOURCES,
    threadSafe = true
)
public final class MarkMojo extends SafeMojo {

    @Override
    public void exec() throws IOException {
        final Path home = this.targetDir.toPath().resolve(ResolveMojo.DIR);
        if (Files.exists(home)) {
            final Collection<String> deps = new DepDirs(home);
            int found = 0;
            for (final String dep : deps) {
                final Path sub = home.resolve(dep).resolve(CopyMojo.DIR);
                if (Files.exists(sub)) {
                    found += this.scan(sub, dep.split(Pattern.quote(File.separator))[3]);
                }
            }
            Logger.info(
                this, "New %d objects found in %d unpacked dependencies",
                found, deps.size()
            );
        }
    }

    /**
     * Take sources from EO-SOURCES dir and register them in the CSV.
     *
     * @param dir Where they are
     * @param version The version of the JAR
     * @return How many registered
     */
    private long scan(final Path dir, final String version) {
        final Unplace unplace = new Unplace(dir);
        final Collection<Path> sources = new Walk(dir);
        final ForeignTojos tojos = this.scopedTojos();
        final long done = sources.stream()
            .filter(src -> src.toString().endsWith(".eo"))
            .map(file -> this.objectName(file, unplace, version))
            .map(tojos::add)
            .map(tojo -> tojo.withVersion(version))
            .count();
        Logger.info(
            this, "Found %d sources in %s, %d program(s) registered with version %s",
            sources.size(), new Rel(dir), done, version
        );
        return done;
    }

    /**
     * Convert given file to object name.
     * @param file File name
     * @param unplace Unplace for given file
     * @param version Version
     * @return Object name from given file
     */
    private ObjectName objectName(final Path file, final Unplace unplace, final String version) {
        return new OnSwap(
            this.withVersions,
            new OnReplaced(
                new OnVersioned(
                    unplace.make(file),
                    version
                ),
                this.hashes
            )
        );
    }
}