package com.example.northglasserpclient.service.sd.impl;
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import com.alibaba.fastjson.JSON;
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import com.alibaba.fastjson.TypeReference;
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import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
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import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
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import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
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import com.example.northglasserpclient.domain.po.sd.*;
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import com.example.northglasserpclient.mapper.sd.ProductMapper;
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import com.example.northglasserpclient.service.sd.*;
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import lombok.RequiredArgsConstructor;
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import org.springframework.stereotype.Service;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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@Service
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@RequiredArgsConstructor
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public class ProductServiceImpl extends ServiceImpl<ProductMapper, Product> implements IProductService {
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private final IProductDetailService productDetailService;
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private final IGlassPriceBasicService glassPriceBasicService;
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@Override
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public List<Product> getProduct() {
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return list(new LambdaQueryWrapper<Product>());
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}
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@Override
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public Map<String, Object> glassPriceComputed(String productId) {
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Map<String, Object> map = new HashMap<>();
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List<ProductDetail> productDetails = productDetailService.list(
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new LambdaQueryWrapper<ProductDetail>()
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.eq(ProductDetail::getProdId, productId)
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);
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final Double[] money = {0.0};
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String mergedResult = productDetails.get(0).getProcess();
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outerLoop:
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for (ProductDetail productDetail : productDetails){
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Map<String,String> separation = JSON.parseObject(
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productDetail.getSeparation(), new TypeReference<Map<String, String>>(){});
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String name = "";
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switch (productDetail.getDetailType()) {
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case "glass":
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mergedResult = mergeTwoProcesses(mergedResult, productDetail.getProcess());
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name = separation.get("thickness") + separation.get("color");
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String[] process = productDetail.getProcess().split("->");
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for (String s : process) {
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GlassPriceBasic glassPriceBasic = glassPriceBasicService.getOne(
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new LambdaQueryWrapper<GlassPriceBasic>()
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.eq(GlassPriceBasic::getName, name+s));
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if(glassPriceBasic == null) {
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money[0] += 0.0;
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break outerLoop;
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}else{
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money[0] += glassPriceBasic.getPrice();
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}
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}
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break;
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case "hollow":
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name = separation.get("thickness") + separation.get("gasType") + separation.get("Type");
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break;
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case "interlayer":
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name = separation.get("thickness") + separation.get("color") + separation.get("type");
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break;
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}
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GlassPriceBasic glassPriceBasic = glassPriceBasicService
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.getOne(new LambdaQueryWrapper<GlassPriceBasic>().eq(GlassPriceBasic::getName, name));
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if(glassPriceBasic == null) {
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money[0]= 0.0;
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break outerLoop;
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}else{
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money[0] += glassPriceBasic.getPrice();
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}
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}
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map.put("money", money[0]);
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map.put("workmanship", mergedResult);
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return map;
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}
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//合并产品的工艺流程
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private static String mergeTwoProcesses(String p1, String p2) {
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String[] arr1 = p1.split("->");
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String[] arr2 = p2.split("->");
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// 找到共同前缀长度
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int minLen = Math.min(arr1.length, arr2.length);
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int commonLen = 0;
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while (commonLen < minLen && arr1[commonLen].equals(arr2[commonLen])) {
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commonLen++;
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}
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// 拼接共同前缀
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StringBuilder commonPrefix = new StringBuilder();
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for (int i = 0; i < commonLen; i++) {
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if (i > 0) commonPrefix.append("->");
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commonPrefix.append(arr1[i]);
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}
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// 提取p1的差异部分
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StringBuilder diff1 = new StringBuilder();
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for (int i = commonLen; i < arr1.length; i++) {
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diff1.append("->").append(arr1[i]);
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}
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// 提取p2的差异部分
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StringBuilder diff2 = new StringBuilder();
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for (int i = commonLen; i < arr2.length; i++) {
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diff2.append("->").append(arr2[i]);
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}
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// 合并差异（用[]包裹，多个差异用|分隔）
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if (diff1.length() == 0 && diff2.length() == 0) {
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return commonPrefix.toString();
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} else if (diff1.length() == 0) {
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return commonPrefix + "" + diff2 ;
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} else if (diff2.length() == 0) {
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return commonPrefix + "" + diff1 ;
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} else {
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return commonPrefix + "" + diff1 + diff2;
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}
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}
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}
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