package com.caimei.modules.weisha.service;

import com.alibaba.fastjson.JSONArray;
import com.caimei.modules.bulkpurchase.entity.PurchaseProduct;
import com.caimei.modules.cibe.entity.Shop;
import com.caimei.modules.product.entity.Product;
import com.caimei.modules.weisha.dao.CmOrganizePromotionDao;
import com.caimei.modules.weisha.entity.CmOrganizePromotion;
import com.caimei.utils.AppUtils;
import com.caimei.utils.MathUtil;
import com.caimei.utils.StringUtils;
import com.foxinmy.weixin4j.util.StringUtil;
import com.thinkgem.jeesite.common.config.Global;
import com.thinkgem.jeesite.common.persistence.Page;
import com.thinkgem.jeesite.common.service.CrudService;
import com.thinkgem.jeesite.common.utils.DateUtils;
import org.apache.commons.collections.CollectionUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

import java.math.BigDecimal;
import java.text.DecimalFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.HashMap;
import java.util.List;

@Service
@Transactional(readOnly = true)
public class CmOrganizePromotionService extends CrudService<CmOrganizePromotionDao, CmOrganizePromotion> {
    @Autowired
    private CmOrganizePromotionDao cmOrganizePromotionDao;

    @Override
    public CmOrganizePromotion get(String id) {
        return super.get(id);
    }

    /**
     * 促销活动列表
     */
    @Override
    public Page<CmOrganizePromotion> findPage(Page<CmOrganizePromotion> page, CmOrganizePromotion cmOrganizePromotion) {
        Page<CmOrganizePromotion> promotionPage = super.findPage(page, cmOrganizePromotion);
        List<CmOrganizePromotion> promotionList = promotionPage.getList();
        List<Product> promotionProducts = new ArrayList<>();
        List<Product> giftProducts = new ArrayList<>();
        List<Shop> promotionShops = new ArrayList<>();
        if (CollectionUtils.isNotEmpty(promotionList)) {
            for (CmOrganizePromotion promotion : promotionList
            ) {
                if (StringUtils.isNotBlank(cmOrganizePromotion.getProductName())) {
                    promotion.setProductName(cmOrganizePromotion.getProductName());
                }
                if (StringUtils.isNotBlank(cmOrganizePromotion.getShopName())) {
                    promotion.setShopName(cmOrganizePromotion.getShopName());
                }
                //未关闭
                if ("0".equals(promotion.getDelFlag1())) {
                    //永久活动设置为进行中
                    if ("1".equals(promotion.getStatus())) {
                        promotion.setDelFlag1("2");
                    } else {
                        Date nowTime = new Date();
                        if (null != promotion.getBeginTime() && null != promotion.getEndTime()) {
                            boolean effectiveDate = DateUtils.isEffectiveDate(nowTime, promotion.getBeginTime(), promotion.getEndTime());
                            if (effectiveDate) {
                                //进行中
                                promotion.setDelFlag1("2");
                            } else if (nowTime.compareTo(promotion.getEndTime()) > 0) {
                                //已结束
                                promotion.setDelFlag1("3");
                            } else {
                                //未开始
                                promotion.setDelFlag1("1");
                            }
                        }else {
                            promotion.setDelFlag1("0");
                        }
                    }
                }else if("1".equals(promotion.getDelFlag1())){
                    promotion.setDelFlag1("0");
                }else if("2".equals(promotion.getDelFlag1())){
                    promotion.setDelFlag1("4");
                }
                //非店铺促销下设置促销产品
                if (!"3".equals(promotion.getType())) {
                    //根据促销id和商品名查询
                    promotionProducts = findPromotionProduct(promotion);
                    promotion.setPromotionProducts(promotionProducts);
                }else {
                    promotionShops = findPromotionShops(promotion);
                    promotion.setPromotionShops(promotionShops);
                }
                //赠品模式下设置赠品
                if ("3".equals(promotion.getMode())) {
                    giftProducts = findGiftProduct(promotion.getId());
                    Integer giftNumber = 0;
                    Integer giftTypeNumber = 0;
                    for (Product product : giftProducts) {
                        giftNumber += product.getGiftNumber();
                        giftTypeNumber++;
                    }
                    promotion.setGiftProducts(giftProducts);
                    promotion.setGiftNumber(giftNumber);
                    promotion.setGiftTypeNumber(giftTypeNumber);
                }
            }
        }
        return promotionPage;
    }

    /**
     * 根据促销活动id查询促销供应商
     */
    public List<Shop> findPromotionShops(CmOrganizePromotion cmOrganizePromotion) {
        List<Shop> shops = cmOrganizePromotionDao.findPromotionShops(cmOrganizePromotion);
        for (Shop shop : shops) {
            if (shop != null) {
                shop.setStoreStatus(true);
            }
        }
        return shops;
    }

    /**
     * 根据促销活动id查询促销商品
     */
    public List<Product> findPromotionProduct(CmOrganizePromotion cmOrganizePromotion) {
        List<Product> products = cmOrganizePromotionDao.findPromotionProduct(cmOrganizePromotion);
        String wwwServer = Global.getConfig("wwwServer");
        for (Product product : products) {
            if (product != null) {
                product.setStoreStatus(true);
                product.setMainImage(AppUtils.getImageURL("product", product.getMainImage(), 0, wwwServer));
            }
        }
        return products;
    }

    /**
     * 根据促销活动id查询促销赠品
     */
    public List<Product> findGiftProduct(String id) {
        List<Product> products = cmOrganizePromotionDao.findGiftProduct(id);
        String wwwServer = Global.getConfig("wwwServer");
        for (Product product : products) {
            if (product != null) {
                product.setStoreStatus(true);
                product.setMainImage(AppUtils.getImageURL("product", product.getMainImage(), 0, wwwServer));
            }
        }
        return products;
    }

    /**
     * 根据促销活动id查询促销赠品(订单)
     */
    public List<PurchaseProduct> findGiftPurchaseProduct(String id){
        List<PurchaseProduct> list = cmOrganizePromotionDao.findGiftPurchaseProduct(id);
        for (PurchaseProduct p : list) {
            if (p != null) {
                //1固定成本 2比例成
                String costCheckFlag = p.getCostCheckFlag();
                //固定成本价
                if (com.thinkgem.jeesite.common.utils.StringUtils.equals("1", costCheckFlag)) {
                    String costPrice = p.getCostPrice();
                    //只有固定成本，应付供应商的金额=添加商品时的成本价
                    p.setShopFee1(costPrice);
                }
                //比例成本价
                if (com.thinkgem.jeesite.common.utils.StringUtils.equals("2", costCheckFlag)) {
                    String costProportional = p.getCostProportional();
                    String price = p.getPrice();
                    if (com.thinkgem.jeesite.common.utils.StringUtils.isNotEmpty(costProportional)) {
                        BigDecimal shopFee1 = (MathUtil.div(MathUtil.mul(costProportional, price), 100)).setScale(2, BigDecimal.ROUND_UP);
                        p.setShopFee1(String.valueOf(shopFee1));
                    }
                }
                BigDecimal shopFee = MathUtil.mul(p.getNum(), p.getShopFee1());
                p.setShopFee(shopFee.toString());
            }
        }
        return list;
    }
    /**
     * 查询促销可用商品
     */
    public Page findProductPage(Page<Product> productPage, Product product) {
        product.setPage(productPage);
        List<Integer> list = new ArrayList<>();
        //已添加的商品id不能被查询到
        if (StringUtil.isNotBlank(product.getProductIds())) {
            if (product.getProductIds().contains(",")) {
                String[] split = product.getProductIds().split(",");
                for (String productId : split) {
                    if (StringUtil.isNotBlank(productId)) {
                        list.add(Integer.valueOf(productId));
                    }
                }
            } else {
                list.add(Integer.valueOf(product.getProductIds()));
            }
        }
        product.setIds(list);
        //已删除的商品id能被查询到
        List<Integer> delList = new ArrayList<>();
        if (StringUtils.isNotBlank(product.getDelProductIds())) {
            if (product.getDelProductIds().contains(",")) {
                String split[] = product.getDelProductIds().split(",");
                for (String productId : split) {
                    if (StringUtils.isNotBlank(productId)) {
                        delList.add(Integer.parseInt(productId));
                    }
                }
            }else {
                delList.add(Integer.parseInt(product.getDelProductIds()));
            }
        }
        product.setDelIdList(delList);
        List<Product> productList = new ArrayList<>();
        //当选择促销商品时，需要排除掉相同促销类型下已参与促销的商品
        productList = cmOrganizePromotionDao.findAllProduct(product);
        String wwwServer = Global.getConfig("wwwServer");
        DecimalFormat decimalFormat = new DecimalFormat("0000");
        productList.forEach(item ->{
            //图片处理
            item.setMainImage(AppUtils.getImageURL("product", item.getMainImage(), 0, wwwServer));
            //格式化组织商品Id
            item.setProductIdStr(decimalFormat.format(item.getProductID()));
        });
        productPage.setList(productList);
        return productPage;
    }

    /**
     * 查询促销可用供应商
     */
    public Page findShopPage(Page<Shop> shopPage, Shop shop) {
        shop.setPage(shopPage);
        List<Integer> list = new ArrayList<>();
        if (StringUtil.isNotBlank(shop.getShopIds()) ) {
            if (shop.getShopIds().contains(",")) {
                String[] split = shop.getShopIds().split(",");
                for (String shopId : split) {
                    if (StringUtil.isNotBlank(shopId)) {
                        list.add(Integer.valueOf(shopId));
                    }
                }
            } else {
                list.add(Integer.valueOf(shop.getShopIds()));
            }
        }
        shop.setIds(list);
        List<Integer> delIdlist = new ArrayList<>();
        if (StringUtils.isNotBlank(shop.getDelShopIds())) {
            String[] split = shop.getDelShopIds().split(",");
            for (String delShopId : split) {
                if (StringUtil.isNotBlank(delShopId)) {
                    delIdlist.add(Integer.valueOf(delShopId));
                }
            }
        }
        shop.setDelShopIdList(delIdlist);
        List<Shop> shopList = new ArrayList<>();
        shopList = cmOrganizePromotionDao.findAllShop(shop);
        shopPage.setList(shopList);
        return shopPage;
    }

    /**
     * 保存促销活动
     */
    @Transactional(readOnly = false)
    @Override
    public void save(CmOrganizePromotion cmOrganizePromotion) {
        if (StringUtil.isBlank(cmOrganizePromotion.getId())) {
            cmOrganizePromotion.setAddTime(new Date());
            cmOrganizePromotion.setDelFlag("0");
        }
        cmOrganizePromotion.setUpdateTime(new Date());
        if (StringUtils.isNotBlank(cmOrganizePromotion.getType()) && StringUtils.isNotBlank(cmOrganizePromotion.getMode())) {
            if ("1".equals(cmOrganizePromotion.getType()) && "1".equals(cmOrganizePromotion.getMode())){
                // 优惠价
                cmOrganizePromotion.setName("优惠价");
            }else{
                String type = "1".equals(cmOrganizePromotion.getType()) ? "单品" : "2".equals(cmOrganizePromotion.getType()) ? "凑单" : "3".equals(cmOrganizePromotion.getType()) ? "店铺" : "优惠";
                String mode = "2".equals(cmOrganizePromotion.getMode()) ? "满减" : "3".equals(cmOrganizePromotion.getMode()) ? "满赠" : "优惠";
                cmOrganizePromotion.setName(type + mode);
            }
        }
        if (cmOrganizePromotion.getIsNewRecord()){
            cmOrganizePromotion.preInsert();
            cmOrganizePromotionDao.insert(cmOrganizePromotion);
        }else{
            cmOrganizePromotion.preUpdate();
            cmOrganizePromotionDao.update(cmOrganizePromotion);
        }
        String promotionId = cmOrganizePromotion.getId();
        //删除数据库中该促销活动原来的商品、赠品和商店
        cmOrganizePromotionDao.deleteAllPromotionProductsAndShops(promotionId);
        cmOrganizePromotionDao.deleteAllPromotionGifts(promotionId);

        if (StringUtil.isNotBlank(cmOrganizePromotion.getProductIds())) {
            List<HashMap> list = JSONArray.parseArray(cmOrganizePromotion.getProductIds(), HashMap.class);
            for (HashMap map : list) {
                String productId = (String) map.get("productId");
                cmOrganizePromotionDao.insertPromotionProduct(promotionId, productId);
            }
        }
        if (StringUtil.isNotBlank(cmOrganizePromotion.getGiftIds())) {
            List<HashMap> list = JSONArray.parseArray(cmOrganizePromotion.getGiftIds(), HashMap.class);
            for (HashMap map : list) {
                String giftId = (String) map.get("productId");
                Integer number = Integer.parseInt(map.get("number").toString());
                cmOrganizePromotionDao.insertGiftProduct(promotionId, giftId, number);
            }
        }
        if (StringUtil.isNotBlank(cmOrganizePromotion.getShopIds())) {
            cmOrganizePromotionDao.insertPromotionShop(promotionId, cmOrganizePromotion.getShopIds());
        }
    }

    /**
     * 更新促销活动
     */
    @Transactional(readOnly = false)
    public void update(CmOrganizePromotion cmOrganizePromotion) {
        cmOrganizePromotion.setUpdateTime(new Date());
        cmOrganizePromotion.preUpdate();
        cmOrganizePromotionDao.update(cmOrganizePromotion);
    }

    /**
     * 查询供应商信息
     */
    public Shop findShop(String shopId) {
       return cmOrganizePromotionDao.findShop(shopId);
    }

    /**
     * 查询产品对应的促销活动
     */
    public CmOrganizePromotion findProductPromotion(String shopId, Long productId) {
         return cmOrganizePromotionDao.findProductPromotion(shopId, productId);
    }

    /**
     * 获取组织商品信息
     * @param productId
     * @return
     */
    public Product getProduct(String productId) {
        return cmOrganizePromotionDao.getProductByProductId(productId);
    }
}