初始版本，目前线上可用

backEnd/src/router/stats/controller/salesDetail.ts

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+import { Request, Response } from "express";
+import { getRepository } from "typeorm";
+import dayjs from "dayjs";
+import DeceasedRetail from "@/entity/DeceasedRetail";
+import SeletedServiceList from "@/entity/SeletedServiceList";
+import Deceased from "@/entity/Deceased";
+import { handleError } from "@/util/globalMethods";
+
+interface QueryParams {
+  startDate?: string;
+  endDate?: string;
+  serviceName?: string;
+  deceasedName?: string;
+  pageSize?: number;
+  pageNumber?: number;
+  guide?: string;
+  familyName: string;
+}
+
+interface SalesDetailItem {
+  id: string;
+  checkoutDate: string;
+  deceasedName: string;
+  gender: string;
+  age: number;
+  idCard: string;
+  contactPerson: string;
+  contactPhone: string;
+  serviceName: string;
+  price: number;
+  quantity: number;
+  amount: number;
+  remark: string;
+}
+
+export const getSalesDetails = async (req: Request, res: Response) => {
+  try {
+    const params = parseQueryParams(
+      req.method === "GET" ? req.query : req.body
+    );
+    const pageSize = Number(params.pageSize) || 10;
+    const pageNumber = Number(params.pageNumber) || 1;
+
+    // 第一步：查询 SeletedServiceList 和 DeceasedRetail
+    const initialQuery = getRepository(SeletedServiceList)
+      .createQueryBuilder("ssl")
+      .innerJoinAndMapOne(
+        "ssl.deceasedRetail",
+        DeceasedRetail,
+        "dr",
+        "FIND_IN_SET(ssl.id, dr.serviceItems) AND dr.retailState = 1 AND dr.cancelState = 0 "
+      );
+
+    if (pageSize !== 999999999) {
+      // 如果还没有连接 Deceased 表，需要确保连接
+      if (
+        (params.deceasedName || params.familyName) &&
+        !initialQuery.expressionMap.joinAttributes.some(
+          (join) => join.alias.name === "d"
+        )
+      ) {
+        initialQuery.innerJoin(Deceased, "d", "d.id = dr.deceasedId");
+      }
+      if (params.startDate || params.endDate) {
+        initialQuery.andWhere("dr.checkoutDate BETWEEN :start AND :end", {
+          start:
+            params.startDate ||
+            dayjs().startOf("day").format("YYYY-MM-DD HH:mm:ss"),
+          end: params.endDate || dayjs().format("YYYY-MM-DD HH:mm:ss"),
+        });
+      }
+
+      // 服务名称条件
+      if (params.serviceName) {
+        initialQuery.andWhere("ssl.name LIKE :serviceName", {
+          serviceName: `%${params.serviceName}%`,
+        });
+      }
+
+      if (params.guide) {
+        initialQuery.andWhere("dr.guide LIKE :guide", {
+          guide: `%${params.guide}%`,
+        });
+      }
+
+      // 逝者姓名条件
+      if (params.deceasedName) {
+        initialQuery.andWhere(
+          "( d.name LIKE :deceasedName OR (dr.deceasedId = 0 AND dr.deceasedName LIKE :deceasedName))",
+          {
+            deceasedName: `%${params.deceasedName}%`,
+          }
+        );
+      }
+
+      // 逝者家属姓名条件
+      if (params.familyName) {
+        initialQuery.andWhere(
+          "( d.familyName LIKE :familyName OR (dr.deceasedId = 0 AND dr.familyName LIKE :familyName) )",
+          {
+            familyName: `%${params.familyName}%`,
+          }
+        );
+      }
+    }
+
+    // 执行初步查询
+    const initialResult = await initialQuery
+      .orderBy("dr.checkoutDate", "DESC")
+      .skip((pageNumber - 1) * pageSize)
+      .take(pageSize)
+      .getMany();
+
+    // 第二步：根据初步查询结果查询绑定 Deceased
+
+    const deceasedIds = initialResult
+      //@ts-ignore
+      .map((item) => item.deceasedRetail?.deceasedId)
+      .filter((id) => id !== undefined && id !== 0);
+
+    const deceasedMap = new Map();
+    if (deceasedIds.length > 0) {
+      const deceasedList = await getRepository(Deceased)
+        .createQueryBuilder("d")
+        .where("d.id IN (:...ids)", { ids: deceasedIds })
+        .getMany();
+
+      deceasedList.forEach((deceased) => {
+        deceasedMap.set(deceased.id, deceased);
+      });
+    }
+
+    // 合并结果
+    const result = initialResult.map((item) => {
+      //@ts-ignore
+      if (item.deceasedRetail?.deceasedId !== 0) {
+        //@ts-ignore
+        item.deceased = deceasedMap.get(item.deceasedRetail.deceasedId) || {};
+      } else {
+        //@ts-ignore
+        item.deceased = { ...item.deceasedRetail };
+      }
+      return item;
+    });
+
+    // 获取总记录数
+    const total = await initialQuery.getCount();
+    res.json({
+      code: 200,
+      data: {
+        list: result.map((item) => {
+          return {
+            ...item,
+            // @ts-ignore
+            sum: Number(item.price).toFixed(2) * Number(item.quantity),
+          };
+        }),
+        pageSize,
+        pageNumber,
+        total,
+      },
+    });
+  } catch (error) {
+    handleError(res, error);
+  }
+};
+
+const parseQueryParams = (query: any): QueryParams => {
+  const {
+    startDate,
+    endDate,
+    serviceName,
+    deceasedName,
+    guide,
+    pageSize,
+    pageNumber,
+    familyName,
+  } = query;
+
+  const validateDate = (date: string, field: string) => {
+    if (date && !dayjs(date).isValid()) {
+      throw new Error(`${field}格式错误，请使用YYYY-MM-DD格式`);
+    }
+  };
+
+  validateDate(startDate, "开始日期");
+  validateDate(endDate, "结束日期");
+
+  return {
+    startDate: startDate?.trim(),
+    endDate: endDate?.trim(),
+    serviceName: serviceName?.trim(),
+    deceasedName: deceasedName?.trim(),
+    guide: guide?.trim(),
+    pageSize: pageSize ? parseInt(pageSize) : undefined,
+    pageNumber: pageNumber ? parseInt(pageNumber) : undefined,
+    familyName: familyName,
+  };
+};