package com.chinacars.oss.data.appform.workflow.assignment;

import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;

import net.sf.jaype.ext.domain.sys.Organization;
import net.sf.jaype.ext.domain.sys.User;
import net.sf.jaype.ext.services.OrganService;
import net.sf.jaype.ext.services.UserService;

import org.jbpm.context.exe.ContextInstance;
import org.jbpm.graph.exe.ExecutionContext;
import org.jbpm.taskmgmt.def.AssignmentHandler;
import org.jbpm.taskmgmt.exe.Assignable;
import org.springframework.web.context.WebApplicationContext;

public class TechChargeAssigment implements AssignmentHandler {

	/**
	 * 
	 */
	private static final long serialVersionUID = 1L;
	
	private WebApplicationContext WAC;

	@Override
	public void assign(Assignable assignable, ExecutionContext executionContext)
			throws Exception {
		//臨時變量,用戶數據交互的接口
		ContextInstance ci = executionContext.getContextInstance();
		WAC = (WebApplicationContext)ci.getTransientVariable("WEB_APPLICATION_CONTEXT");
		User user = (User)ci.getTransientVariable("LOGIN_USER");		

		String[] actors = getTechCharge(user);

		assignable.setPooledActors(actors);
	}
	
	@SuppressWarnings("unchecked")
	private String[] getTechCharge(User user) {
		Map<String, Object> param = new HashMap<String, Object>();
		param.put("isTechDept", "true");

		OrganService organService = (OrganService) WAC.getBean("organService");
		List list = organService.findByOddi(param);
		
		Organization organ = (Organization) list.get(0);

		UserService userService = (UserService) WAC.getBean("userService");

		Map<String, Object> map2 = new HashMap<String, Object>();
		map2.put("isDeptPrincipal", "true");
		List<User> list2 = userService.findByOrgan(organ.getId(), map2, Integer.valueOf("0"));
		if (list2==null || list2.size()==0){
			return null;
		}

		String[] result = new String[list2.size()];
		Iterator<User> it = list2.iterator();
		int i = 0;
		while (it.hasNext()) {
			result[i] = it.next().getId();
			i++;
		}

		return result;
	}
}