AntBeforeRunTaskProvider.java

/*
 * Copyright 2000-2009 JetBrains s.r.o.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.napile.idea.thermit.config.impl;

import javax.swing.Icon;

import org.jetbrains.annotations.Nullable;
import org.napile.idea.thermit.ThermitBundle;
import org.napile.idea.thermit.config.AntBuildFile;
import org.napile.idea.thermit.config.AntBuildTarget;
import org.napile.idea.thermit.config.ThermitConfiguration;
import com.intellij.execution.BeforeRunTaskProvider;
import com.intellij.execution.RunManagerEx;
import com.intellij.execution.configurations.RunConfiguration;
import com.intellij.execution.runners.ExecutionEnvironment;
import com.intellij.icons.AllIcons;
import com.intellij.openapi.actionSystem.DataContext;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.util.Key;
import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.openapi.vfs.VirtualFileManager;

/**
 * @author Vladislav.Kaznacheev
 */
public class AntBeforeRunTaskProvider extends BeforeRunTaskProvider<AntBeforeRunTask>
{
	public static final Key<AntBeforeRunTask> ID = Key.create("AntTarget");
	private final Project myProject;

	public AntBeforeRunTaskProvider(Project project)
	{
		myProject = project;
	}

	public Key<AntBeforeRunTask> getId()
	{
		return ID;
	}

	@Override
	public String getName()
	{
		return ThermitBundle.message("ant.target.before.run.description.empty");
	}

	@Override
	public Icon getIcon()
	{
		return AllIcons.Ant.Target;
	}

	@Override
	public Icon getTaskIcon(AntBeforeRunTask task)
	{
		AntBuildTarget antTarget = findTargetToExecute(task);
		return antTarget instanceof MetaTarget ? AllIcons.Ant.MetaTarget : AllIcons.Ant.Target;
	}

	@Override
	public String getDescription(AntBeforeRunTask task)
	{
		final String targetName = task.getTargetName();
		if(targetName == null)
		{
			return ThermitBundle.message("ant.target.before.run.description.empty");
		}
		return ThermitBundle.message("ant.target.before.run.description", targetName != null ? targetName : "<not selected>");
	}

	public boolean isConfigurable()
	{
		return true;
	}

	public boolean configureTask(RunConfiguration runConfiguration, AntBeforeRunTask task)
	{
		AntBuildTarget buildTarget = findTargetToExecute(task);
		final TargetChooserDialog dlg = new TargetChooserDialog(myProject, buildTarget);
		dlg.show();
		if(dlg.isOK())
		{
			task.setTargetName(null);
			task.setAntFileUrl(null);
			buildTarget = dlg.getSelectedTarget();
			if(buildTarget != null)
			{
				final VirtualFile vFile = buildTarget.getModel().getBuildFile().getVirtualFile();
				if(vFile != null)
				{
					task.setAntFileUrl(vFile.getUrl());
					task.setTargetName(buildTarget.getName());
				}
			}
			return true;
		}
		return false;
	}

	public AntBeforeRunTask createTask(RunConfiguration runConfiguration)
	{
		return new AntBeforeRunTask();
	}

	@Override
	public boolean canExecuteTask(RunConfiguration configuration, AntBeforeRunTask task)
	{
		return findTargetToExecute(task) != null;
	}

	public boolean executeTask(DataContext context, RunConfiguration configuration, ExecutionEnvironment env, AntBeforeRunTask task)
	{
		final AntBuildTarget target = findTargetToExecute(task);
		if(target != null)
		{
			return ThermitConfigurationImpl.executeTargetSynchronously(context, target);
		}
		return true;
	}

	@Nullable
	private AntBuildTarget findTargetToExecute(AntBeforeRunTask task)
	{
		final String fileUrl = task.getAntFileUrl();
		final String targetName = task.getTargetName();
		if(fileUrl == null || targetName == null)
		{
			return null;
		}
		final VirtualFile vFile = VirtualFileManager.getInstance().findFileByUrl(fileUrl);
		if(vFile == null)
		{
			return null;
		}
		final ThermitConfigurationImpl antConfiguration = (ThermitConfigurationImpl) ThermitConfiguration.getInstance(myProject);
		for(AntBuildFile buildFile : antConfiguration.getBuildFiles())
		{
			if(vFile.equals(buildFile.getVirtualFile()))
			{
				final AntBuildTarget target = buildFile.getModel().findTarget(targetName);
				if(target != null)
				{
					return target;
				}
				for(AntBuildTarget metaTarget : antConfiguration.getMetaTargets(buildFile))
				{
					if(targetName.equals(metaTarget.getName()))
					{
						return metaTarget;
					}
				}
				return null;
			}
		}
		return null;
	}

	public void handleTargetRename(String oldName, String newName)
	{
		final RunManagerEx runManager = RunManagerEx.getInstanceEx(myProject);
		for(AntBeforeRunTask task : runManager.getBeforeRunTasks(ID))
		{
			if(oldName.equals(task.getTargetName()))
			{
				task.setTargetName(newName);
			}
		}
	}
}