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package org.etlunit.cli;

import com.googlecode.etlunit.module_mojo.ModuleVersion;
import com.googlecode.etlunit.module_mojo.ModuleVersions;
import org.clamshellcli.api.Command;
import org.clamshellcli.api.Context;
import org.clamshellcli.api.IOConsole;

import java.util.*;

public class VersionsCmd implements Command {
	private static final String NAMESPACE = "syscmd";
	public static final String ACTION_NAME = "versions";

	public Object execute(Context ctx) {
		IOConsole console = ctx.getIoConsole();

		List mvlist = ModuleVersions.getAvailableVersions();

		for (ModuleVersion mv : mvlist)
		{
			console.writeOutput(
				mv.getMavenProjectGroupId()
						+ "."
						+ mv.getMavenProjectArtifactId() + "\n");
			console.writeOutput(mv.getMavenProjectVersion() + "\n");
			console.writeOutput(mv.getGitBranch() + "\n");
			console.writeOutput(mv.getGitBranchClean() + "\n");
			console.writeOutput(mv.getGitBranchVersion() + "\n");
		}

		return null;
	}

	public void plug(Context plug) {
		// no load-time setup needed
	}

	public Descriptor getDescriptor(){
		return new Descriptor() {
			public String getNamespace() {return NAMESPACE;}

			public String getName() {
				return ACTION_NAME;
			}

			public String getDescription() {
				return "Prints the version info of all installed etlunit modules";
			}

			public String getUsage() {
				return "versions";
			}

			public Map getArguments() {
				return Collections.emptyMap();
			}
		};
	}
}