/*
 * Copyright (c) 2012. The Genome Analysis Centre, Norwich, UK
 * MISO project contacts: Robert Davey, Mario Caccamo @ TGAC
 * *********************************************************************
 *
 * This file is part of MISO.
 *
 * MISO 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.
 *
 * MISO 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 MISO.  If not, see <http://www.gnu.org/licenses/>.
 *
 * *********************************************************************
 */

package uk.ac.bbsrc.tgac.miso.webapp.controller;

import java.io.IOException;
import java.util.*;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.ModelMap;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.bind.support.SessionStatus;
import org.springframework.web.servlet.ModelAndView;

import uk.ac.bbsrc.tgac.miso.core.data.impl.kit.KitDescriptor;
import uk.ac.bbsrc.tgac.miso.core.data.type.KitType;
import uk.ac.bbsrc.tgac.miso.core.data.type.PlatformType;
import uk.ac.bbsrc.tgac.miso.core.factory.DataObjectFactory;
import uk.ac.bbsrc.tgac.miso.core.manager.RequestManager;

@Controller
@RequestMapping("/kitdescriptor")
@SessionAttributes("kitDescriptor")
public class EditKitDescriptorController {
    protected static final Logger log = LoggerFactory.getLogger(EditKitDescriptorController.class);

    @Autowired
    private RequestManager requestManager;

    @Autowired
    private DataObjectFactory dataObjectFactory;

    @ModelAttribute("kitTypes")
    public Collection<KitType> populateKitTypes() {
        return Arrays.asList(KitType.values());
    }

    @ModelAttribute("platformTypes")
    public Collection<PlatformType> populatePlatformTypes() {
        return Arrays.asList(PlatformType.values());
    }
    
    public void setDataObjectFactory(DataObjectFactory dataObjectFactory) {
        this.dataObjectFactory = dataObjectFactory;
    }

    public void setRequestManager(RequestManager requestManager) {
        this.requestManager = requestManager;
    }

    @RequestMapping(value = "/new", method = RequestMethod.GET)
    public ModelAndView setupForm(ModelMap model) throws IOException {
        model.addAttribute("kitDescriptor", null);
        return setupForm(KitDescriptor.UNSAVED_ID, model);
    }

    @RequestMapping(value = "/{kitDescriptorId}", method = RequestMethod.GET)
    public ModelAndView setupForm(@PathVariable Long kitDescriptorId,
                                  ModelMap model) throws IOException {
        try {
            KitDescriptor kitDescriptor = null;
            if (kitDescriptorId == kitDescriptor.UNSAVED_ID) {
                kitDescriptor = new KitDescriptor();
                model.put("title", "New Kit Descriptor");
            } else {
                kitDescriptor = requestManager.getKitDescriptorById(kitDescriptorId);
                model.put("title", "Kit Descriptor " + kitDescriptorId);
            }

            if (kitDescriptor == null) {
                throw new SecurityException("No such Kit Descriptor");
            }

            model.put("formObj", kitDescriptor);
            model.put("kitDescriptor", kitDescriptor);
            return new ModelAndView("/pages/editKitDescriptor.jsp", model);
        }
        catch (IOException ex) {
            if (log.isDebugEnabled()) {
                log.debug("Failed to show Kit Descriptor", ex);
            }
            throw ex;
        }
    }

    @RequestMapping(method = RequestMethod.POST)
    public String processSubmit(@ModelAttribute("kitDescriptor") KitDescriptor kitDescriptor,
                                ModelMap model, SessionStatus session) throws IOException {
        try {
            requestManager.saveKitDescriptor(kitDescriptor);
            session.setComplete();
            model.clear();
            return "redirect:/miso/kitdescriptor/" + kitDescriptor.getKitDescriptorId();
        }
        catch (IOException ex) {
            if (log.isDebugEnabled()) {
                log.debug("Failed to save Kit Descriptor", ex);
            }
            throw ex;
        }
    }
}