package com.nanometer.smartlab.controller;

import com.nanometer.smartlab.entity.OpeApply;
import com.nanometer.smartlab.entity.OpeOrder;
import com.nanometer.smartlab.entity.enumtype.ApplyStatus;
import com.nanometer.smartlab.service.OpeApplyService;
import com.nanometer.smartlab.service.OpeOrderService;
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.model.LazyDataModel;
import org.primefaces.model.SortOrder;
import org.springframework.context.annotation.Scope;
import org.springframework.stereotype.Controller;

import javax.annotation.Resource;
import java.math.BigDecimal;
import java.sql.Timestamp;
import java.util.*;

/**
 * Created by johnny on 17/12/14.
 */
@Controller
@Scope("session")
public class RequireMngController extends BaseController {

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

    @Resource
    private OpeApplyService opeApplyService;
    @Resource
    private MenuController menuController;
    @Resource
    private OpeOrderService opeOrderService;

    private LazyDataModel<OpeApply> dataModel;
    private OpeOrder opeOrder;
    private List<OpeApply> selectedList;
    private String reagentName;
    private Timestamp startDeadline;
    private Timestamp endDeadline;
    private OpeApply opeApply;

    public void onNewBtnClick() {
        if (selectedList == null
                || selectedList.size() == 0) {
            FacesUtils.warn("请选择数据。");
            return;
        }

        Set<String> results = new HashSet<>();
        for(OpeApply item : selectedList)
        {
        		results.add(item.getReagent().getSupplierId());
        }
        if(results.size() > 1)
        {
        		FacesUtils.warn("请选择试剂供应商一样的数据。");
            return;
        }

        this.opeOrder = new OpeOrder();
        this.menuController.goToPage(Constants.PAGE_REQUIRE_MNG_NEW, Constants.PAGE_REQUIRE_MNG);
    }

    public void onCancelApplyClick(){
        if (this.selectedList == null
                || this.selectedList.size() == 0) {
            FacesUtils.warn("请选择数据。");
            return;
        }


        try {
            for (OpeApply ope:this.selectedList) {
                this.opeApplyService.cancelApply(ApplyStatus.CANCEL,ope.getId());
            }
            FacesUtils.info("取消成功。");
        }catch(Exception e){
            logger.error("操作失败。", e);
            FacesUtils.warn("操作失败。");
        }
    }
    public void onViewBtnClick() {
        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查看。");
            return;
        }

        this.opeApply = this.opeApplyService.getOpeApply(this.selectedList.get(0).getId());
        RequestContext.getCurrentInstance().execute("PF('dialog').show()");
    }

    public void onCancelBtnClick() {
        this.menuController.backToPage();
    }

    public void onSaveBtnClick() {
        try {
            if (this.opeOrder == null) {
                FacesUtils.warn("订单数据为空。");
                return;
            }

            if (this.selectedList == null
                    || this.selectedList.size() == 0) {
                FacesUtils.warn("申购数据为空。");
                return;
            }

            //判断所有供应商是不是同一个
            //Set<String> supplierIdCheckSet = new HashSet<>();
            //for (OpeApply opeApply : this.selectedList) {
               // supplierIdCheckSet.add(opeApply.getReagent().getSupplierId());
            //}

            //if (supplierIdCheckSet.size() > 1) {
               // FacesUtils.warn("选择的供应商不为同一个供应商，订单生产失败!");
                //return;
            //}

            this.opeOrderService.createOpeOrder(this.opeOrder, this.selectedList, this.getUser());

            FacesUtils.info("生成订单成功。");
            this.menuController.backToPage();
        } catch (Exception e) {
            logger.error("操作失败。", e);
            FacesUtils.warn("操作失败。");
        }
    }

    public LazyDataModel<OpeApply> getDataModel() {
        if (this.dataModel == null) {
            this.dataModel = new LazyDataModel<OpeApply>() {
                @Override
                public List<OpeApply> load(int first, int pageSize, String sortField, SortOrder sortOrder, Map<String, Object> filters) {
                    List<OpeApply> list = null;
                    try {
                        int count = opeApplyService.getOpeApplyTotalCount(reagentName, startDeadline, endDeadline, ApplyStatus.APPROVED.getKey(), null, null, null,null,null);
                        this.setRowCount(count);
                        if (count > 0) {
                            list = opeApplyService.getOpeApplyList(reagentName, startDeadline, endDeadline, ApplyStatus.APPROVED.getKey(), null, null, null, first, pageSize,null,null);
                        }
                    } catch (Exception e) {
                        logger.error(e);
                    }
                    selectedList = null;
                    return list;
                }

                @Override
                public OpeApply getRowData(String rowKey) {
                    Iterator<OpeApply> iterator = this.iterator();
//                    if (iterator != null) {
//                        OpeApply oa = null;
//                        while (iterator.hasNext()) {
//                            oa = iterator.next();
//                            if (rowKey.equals(oa.getId())) {
//                                return oa;
//                            }
//                        }
//                    }
                    return opeApplyService.getOpeApply(rowKey);
                }
            };
        }
        return dataModel;
    }

    public OpeOrder getOpeOrder() {
        return opeOrder;
    }

    public void setOpeOrder(OpeOrder opeOrder) {
        this.opeOrder = opeOrder;
    }

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

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

    public String getReagentName() {
        return reagentName;
    }

    public void setReagentName(String reagentName) {
        this.reagentName = reagentName;
    }

    public Timestamp getStartDeadline() {
        return startDeadline;
    }

    public void setStartDeadline(Timestamp startDeadline) {
        this.startDeadline = startDeadline;
    }

    public Timestamp getEndDeadline() {
        return endDeadline;
    }

    public void setEndDeadline(Timestamp endDeadline) {
        this.endDeadline = endDeadline;
    }

    public OpeApply getOpeApply() {
        return opeApply;
    }

    public void setOpeApply(OpeApply opeApply) {
        this.opeApply = opeApply;
    }

    public BigDecimal calTotal(OpeApply opeApply) {
        if (opeApply != null
                && opeApply.getReagent() != null) {
            BigDecimal count = new BigDecimal(0);
            BigDecimal price = new BigDecimal(0);

            if (opeApply.getNum() != null && opeApply.getNum() != 0) {
                count = new BigDecimal(opeApply.getNum());
            }
            if (opeApply.getReagent().getPrice() != null) {
                price = opeApply.getReagent().getPrice();
            }

            return count.multiply(price);
        }

        return new BigDecimal(0);
    }

    public BigDecimal calTotalList(List<OpeApply> opeApplyList) {
        BigDecimal total = new BigDecimal(0);
        if (opeApplyList != null && opeApplyList.size() > 0) {
            for (OpeApply apply : opeApplyList) {
                total = total.add(this.calTotal(apply));
            }
        }

        return total;
    }
}