package com.nanometer.smartlab.controller;

import com.nanometer.smartlab.entity.SysSupplier;
import com.nanometer.smartlab.service.SysSupplierService;
import com.nanometer.smartlab.util.Constants;
import com.nanometer.smartlab.util.FacesUtils;
import org.apache.log4j.Logger;
import org.primefaces.context.RequestContext;
import org.primefaces.event.FileUploadEvent;
import org.primefaces.model.LazyDataModel;
import org.primefaces.model.SortOrder;
import org.springframework.context.annotation.Scope;
import org.springframework.stereotype.Controller;

import javax.annotation.Resource;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.Map;

/**
 * Created by johnny on 17/11/29.
 */
@Controller
@Scope("session")
public class SupplierInfoMngController extends BaseController {

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

    @Resource
    private SysSupplierService sysSupplierService;

    private LazyDataModel<SysSupplier> dataModel;
    private SysSupplier sysSupplier;
    private List<SysSupplier> selectedList;
    private String name;

    private int action;

    public void onNewBtnClick() {
        this.sysSupplier = new SysSupplier();
        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.sysSupplier = this.sysSupplierService.getSysSupplier(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.sysSupplier == null) {
                    FacesUtils.warn("新建对象为空。");
                    return;
                }

                this.sysSupplierService.insertSysSupplier(this.sysSupplier);

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

                this.sysSupplierService.updateSysSupplier(this.sysSupplier);

                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;
            }

            this.sysSupplierService.deleteSysSupplier(this.selectedList);

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

    public LazyDataModel<SysSupplier> getDataModel() {
        if (this.dataModel == null) {
            this.dataModel = new LazyDataModel<SysSupplier>() {
                @Override
                public List<SysSupplier> load(int first, int pageSize, String sortField, SortOrder sortOrder, Map<String, Object> filters) {
                    List<SysSupplier> list = null;
                    try {
                        int count = sysSupplierService.getSysSupplierTotalCount(name);
                        this.setRowCount(count);
                        if (count > 0) {
                            list = sysSupplierService.getSysSupplierList(name, first, pageSize);
                        }
                        selectedList = new ArrayList<>();
                    } catch (Exception e) {
                        logger.error(e);
                    }
                    return list;
                }

                @Override
                public SysSupplier getRowData(String rowKey) {
//                    Iterator<SysSupplier> iterator = this.iterator();
//                    if (iterator != null) {
//                        SysSupplier ss = null;
//                        while (iterator.hasNext()) {
//                            ss = iterator.next();
//                            if (rowKey.equals(ss.getId())) {
//                                return ss;
//                            }
//                        }
//                    }
                    Long id=Long.valueOf(rowKey);
                    return sysSupplierService.getSysSupplier(id);
                }
            };
        }

        return dataModel;
    }

    public void export2Excel(){
        List<Map> list = sysSupplierService.exportExcelList(name);
        try{
            sysSupplierService.export2Excel(list);
        }catch (Exception e){
            e.printStackTrace();
            FacesUtils.warn("导出失败");
        }
    }

    public void uploadSupplier(FileUploadEvent event){
        try {
            sysSupplierService.importSupplier(event);
            FacesUtils.info("导入成功");
        } catch (Exception e) {
            e.printStackTrace();
            FacesUtils.warn("导入失败");
        }

    }

    public SysSupplier getSysSupplier() {
        return sysSupplier;
    }

    public void setSysSupplier(SysSupplier sysSupplier) {
        this.sysSupplier = sysSupplier;
    }

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

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

    public String getName() {
        return name;
    }

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

    public int getAction() {
        return action;
    }
}