/*******************************************************************************
 * See the NOTICE file distributed with this work for additional information
 * regarding copyright ownership.
 * 
 * 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 hr.fer.zemris.vhdllab.service.impl;

import hr.fer.zemris.vhdllab.dao.FileDao;
import hr.fer.zemris.vhdllab.dao.PredefinedFileDao;
import hr.fer.zemris.vhdllab.dao.PreferencesFileDao;
import hr.fer.zemris.vhdllab.dao.ProjectDao;
import hr.fer.zemris.vhdllab.entity.File;
import hr.fer.zemris.vhdllab.entity.Project;
import hr.fer.zemris.vhdllab.service.extractor.MetadataExtractor;

import javax.annotation.Resource;

import org.springframework.beans.factory.annotation.Autowired;

public abstract class ServiceSupport {

    @Autowired
    protected FileDao fileDao;
    @Autowired
    protected ProjectDao projectDao;
    @Autowired
    protected PredefinedFileDao predefinedFilesDao;
    @Autowired
    protected PreferencesFileDao preferencesFileDao;
    @Resource(name = "fileTypeBasedMetadataExtractor")
    protected MetadataExtractor metadataExtractor;

    protected File loadFile(Integer id) {
        return fileDao.load(id);
    }

    protected Project loadProject(Integer id) {
        return projectDao.load(id);
    }

    protected File findProjectOrPredefinedFile(Integer projectId, String name) {
        File file = fileDao.findByName(projectId, name);
        if (file == null) {
            file = predefinedFilesDao.findByName(name);
            if (file != null) {
                file.setProject(loadProject(projectId));
            }
        }
        return file;
    }

}