package com.nanometer.smartlab.controller;

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

import javax.annotation.Resource;

import com.nanometer.smartlab.dao.SysLaboratoryDao;
import com.nanometer.smartlab.entity.SysLaboratory;
import com.nanometer.smartlab.entity.SysLaboratoryContainer;
import com.nanometer.smartlab.entity.SysWarehouseContainer;
import com.nanometer.smartlab.exception.BusinessException;
import com.nanometer.smartlab.exception.ExceptionEnumCode;
import com.nanometer.smartlab.service.SysLaboratoryContainerService;
import com.nanometer.smartlab.service.SysLaboratoryService;
import com.nanometer.smartlab.service.SysWarehouseContainerService;
import org.apache.log4j.Logger;
import org.primefaces.context.RequestContext;
import org.primefaces.model.LazyDataModel;
import org.primefaces.model.SortOrder;
import org.springframework.context.annotation.Scope;
import org.springframework.stereotype.Controller;

import com.nanometer.smartlab.entity.SysWarehouse;
import com.nanometer.smartlab.service.SysWarehouseService;
import com.nanometer.smartlab.util.Constants;
import com.nanometer.smartlab.util.FacesUtils;

/**
 * Created by cmower on 17/11/20.
 */
@Controller
@Scope("session")
public class WarehouseMngController extends BaseController {

	private static final long serialVersionUID = 101543880938627455L;

	private static Logger logger = Logger.getLogger(WarehouseMngController.class);

	@Resource
	private SysWarehouseService sysWarehouseService;
	@Resource
	private SysLaboratoryDao sysLaboratoryDao;
	@Resource
	private SysLaboratoryContainerService sysLaboratoryContainerService;
	@Resource
	private SysWarehouseContainerService sysWarehouseContainerService;

	/**
	 * 数据源
	 */
	private LazyDataModel<SysWarehouse> dataModel;
	/**
	 * 数据模型
	 */
	private SysWarehouse sysWarehouse;
	/**
	 * 选中的list
	 */
	private List<SysWarehouse> selectedList;
	private String type;
	private String name;

	private int action;

	public void onNewBtnClick() {
		this.sysWarehouse = new SysWarehouse();
		this.action = Constants.ACTION_ADD;
	}

	public void onEditBtnClick() {
		if (this.selectedList == null || this.selectedList.size() == 0) {
			FacesUtils.warn("请选择数据。");
			return;
		}
		if (this.selectedList.size() > 1) {
			FacesUtils.warn("只能选择一个数据进行修改。");
			return;
		}
		this.sysWarehouse = this.sysWarehouseService.getSysWarehouse(this.selectedList.get(0).getId());
		this.action = Constants.ACTION_EDIT;
		RequestContext.getCurrentInstance().execute("PF('dialog').show()");
	}

	public void onSaveBtnClick() {
		try {
			// 新建
			if (this.action == Constants.ACTION_ADD) {
				if (this.sysWarehouse == null) {
					FacesUtils.warn("新建对象为空。");
					return;
				}

				if (this.sysWarehouseService.isSysWarehouseExist(this.sysWarehouse.getBarCode(), null)) {
					FacesUtils.warn("地址条码已存在。");
					return;
				}

				this.sysWarehouseService.insertSysWarehouse(sysWarehouse);

				FacesUtils.info("新建成功。");
				RequestContext.getCurrentInstance().execute("PF('dialog').hide()");
				// 修改
			} else if (this.action == Constants.ACTION_EDIT) {
				if (this.sysWarehouse == null) {
					FacesUtils.warn("修改对象为空。");
					return;
				}

				if (this.sysWarehouseService.isSysWarehouseExist(this.sysWarehouse.getBarCode(),
						this.sysWarehouse.getId())) {
					FacesUtils.warn("地址条码已存在。");
					return;
				}

				SysLaboratory sysLaboratory = sysLaboratoryDao.getSysLaboratoryByName(sysWarehouse.getName());
				if (sysLaboratory != null) {
					this.sysWarehouseService.updateSysWarehouse2(sysWarehouse,sysLaboratory);
				} else {
					this.sysWarehouseService.updateSysWarehouse(sysWarehouse);
				}


				FacesUtils.info("修改成功。");
				RequestContext.getCurrentInstance().execute("PF('dialog').hide()");
			}
		} catch (Exception e) {
			logger.error("操作失败。", e);
			FacesUtils.warn("操作失败。");
		}
	}

	public void onDeleteBtnClick() {
		try {
			if (this.selectedList == null || this.selectedList.size() == 0) {
				FacesUtils.warn("请选择数据。");
				return;
			}
			//判断下面是否有柜子，有就拒绝删除
			for (SysWarehouse sysWarehouse : selectedList) {
				List<SysWarehouseContainer> list = sysWarehouseContainerService.getSysWarehouseContainerList(sysWarehouse.getId());
				if (list.size() > 0) {
					throw new BusinessException(ExceptionEnumCode.SYS_ERR, "该仓库下还有货柜,请清除货柜后删除仓库");
				}
			}
			this.sysWarehouseService.deleteSysWarehouse(this.selectedList);

			FacesUtils.info("删除成功。");
		} catch (BusinessException e) {
			logger.error(e.getMessage());
			FacesUtils.warn(e.getMessage());
		} catch (Exception e) {
			logger.error("操作失败。", e);
			FacesUtils.warn("操作失败。");
		}
	}

	@SuppressWarnings("serial")
	public LazyDataModel<SysWarehouse> getDataModel() {
		if (this.dataModel == null) {
			this.dataModel = new LazyDataModel<SysWarehouse>() {
				@Override
				public List<SysWarehouse> load(int first, int pageSize, String sortField, SortOrder sortOrder,
						Map<String, Object> filters) {
					List<SysWarehouse> list = null;
					try {
						int count = sysWarehouseService.getSysWarehouseTotalCount(type, name);
						this.setRowCount(count);
						if (count > 0) {
							list = sysWarehouseService.getSysWarehouseList(type, name, first, pageSize);
						}
						selectedList = new ArrayList<>();
					} catch (Exception e) {
						logger.error(e);
					}
					return list;
				}

				@Override
				public SysWarehouse getRowData(String rowKey) {
//					Iterator<SysWarehouse> iterator = this.iterator();
//					if (iterator != null) {
//						SysWarehouse su = null;
//						while (iterator.hasNext()) {
//							su = iterator.next();
//							if (rowKey.equals(su.getId())) {
//								return su;
//							}
//						}
//					}
					return sysWarehouseService.getSysWarehouse(rowKey);
				}
			};
		}
		return dataModel;
	}

	public SysWarehouse getSysWarehouse() {
		return sysWarehouse;
	}

	public void setSysWarehouse(SysWarehouse sysWarehouse) {
		this.sysWarehouse = sysWarehouse;
	}

	public List<SysWarehouse> getSelectedList() {
		return selectedList;
	}

	public void setSelectedList(List<SysWarehouse> selectedList) {
		this.selectedList = selectedList;
	}

	public int getAction() {
		return action;
	}

	public String getName() {
		return name;
	}

	public void setName(String name) {
		this.name = name;
	}

	public String getType() {
		return type;
	}

	public void setType(String type) {
		this.type = type;
	}
}