feat: inventory

src/common/exceptions/biz.exception.ts

@@ -26,7 +26,7 @@ export class BusinessException extends HttpException {
         code,
         message
       }),
-      HttpStatus.OK
+      HttpStatus.BAD_REQUEST
     );
 
     this.errorCode = Number(code);

src/constants/enum/index.ts

@@ -21,8 +21,9 @@ export enum MaterialsInOrOutEnum {
 
 // 系统参数key
 export enum ParamConfigEnum {
-  InventoryNumberPrefixIn = 'inventory_number_prefix_in',
+  InventoryNumberPrefix = 'inventory_number_prefix',
-  InventoryNumberPrefixOut = 'inventory_number_prefix_out',
+  InventoryInOutNumberPrefixIn = 'inventory_inout_number_prefix_in',
+  InventoryInOutNumberPrefixOut = 'inventory_inout_number_prefix_out',
   ProductNumberPrefix = 'product_number_prefix'
 }
 
@@ -32,3 +33,10 @@ export enum ContractStatusEnum {
   Approved = 1, // 已通过
   Rejected = 2 // 已拒绝
 }
+
+// 库存查询剩余咋黄台
+export enum HasInventoryStatusEnum {
+  All = 0, // 全部
+  Yes = 1, // 有库存
+  No = 2 // 无库存
+}

src/modules/auth/guards/jwt-auth.guard.ts

@@ -1,4 +1,4 @@
-import { ExecutionContext, Injectable, UnauthorizedException } from '@nestjs/common';
+import { ExecutionContext, HttpException, HttpStatus, Injectable, UnauthorizedException } from '@nestjs/common';
 import { Reflector } from '@nestjs/core';
 import { AuthGuard } from '@nestjs/passport';
 import { FastifyRequest } from 'fastify';
@@ -72,7 +72,7 @@ export class JwtAuthGuard extends AuthGuard(AuthStrategy.JWT) {
     const pv = await this.authService.getPasswordVersionByUid(request.user.uid);
     if (pv !== `${request.user.pv}`) {
       // 密码版本不一致，登录期间已更改过密码
-      throw new BusinessException(ErrorEnum.INVALID_LOGIN);
+      throw new HttpException(ErrorEnum.INVALID_LOGIN,HttpStatus.UNAUTHORIZED);
     }
 
     // 不允许多端登录

src/modules/common/base.service.ts

@@ -2,7 +2,7 @@ import { Injectable } from '@nestjs/common';
 
 @Injectable()
 export class BaseService {
-  generateInventoryNumber(): string {
+  generateInventoryInOutNumber(): string {
     // Generate a random inventory number
     return Math.floor(Math.random() * 1000000).toString();
   }

src/modules/materials_inventory/in_out/materials_in_out.controller.ts

@@ -6,7 +6,11 @@ import { MaterialsInOutService } from './materials_in_out.service';
 import { MaterialsInOutEntity } from './materials_in_out.entity';
 import { ApiSecurityAuth } from '~/common/decorators/swagger.decorator';
 import { definePermission, Perm } from '~/modules/auth/decorators/permission.decorator';
-import { MaterialsInOutQueryDto, MaterialsInOutDto, MaterialsInOutUpdateDto } from './materials_in_out.dto';
+import {
+  MaterialsInOutQueryDto,
+  MaterialsInOutDto,
+  MaterialsInOutUpdateDto
+} from './materials_in_out.dto';
 
 export const permissions = definePermission('materials_inventory:history_in_out', {
   LIST: 'list',
@@ -40,8 +44,8 @@ export class MaterialsInOutController {
   @Post()
   @ApiOperation({ summary: '新增原材料出入库记录' })
   @Perm(permissions.CREATE)
-  async create(@Body() dto: MaterialsInOutDto): Promise<void> {
+  async create(@Body() dto: MaterialsInOutDto): Promise<number> {
-    await this.materialsInOutService.create(dto);
+    return this.materialsInOutService.create(dto);
   }
 
   @Put(':id')

src/modules/materials_inventory/in_out/materials_in_out.dto.ts

@@ -29,14 +29,14 @@ export class MaterialsInOutDto {
   projectId?: number;
 
   @ApiProperty({ description: '产品Id' })
-  @ValidateIf(o => !o.inventoryNumber)
+  @ValidateIf(o => !o.inventoryInOutNumber)
   @IsNumber()
   productId: number;
 
   @ApiProperty({ description: '原材料库存编号' })
   @IsOptional()
   @IsString()
-  inventoryNumber: string;
+  inventoryInOutNumber: string;
 
   @ApiProperty({ description: '库存id(产品和单价双主键决定一条库存)' })
   @IsOptional()
@@ -80,6 +80,11 @@ export class MaterialsInOutDto {
   @IsString()
   issuanceNumber: string;
 
+  @ApiProperty({ description: '库存位置' })
+  @IsOptional()
+  @IsString()
+  position: string;
+
   @IsOptional()
   @IsString()
   @ApiProperty({ description: '备注' })
@@ -98,11 +103,12 @@ export class MaterialsInOutQueryDto extends PagerDto<MaterialsInOutQueryDto> {
   // @IsString()
   @Transform(params => {
     // 开始和结束时间用的是一天的开始和一天的结束的时分秒
-    const date = params.value;
+    return params.value
-    return [
+      ? [
-      date ? `${formatToDate(dayjs(date).startOf('month'))} 00:00:00` : null,
+          params.value[0] ? `${formatToDate(params.value[0], 'YYYY-MM-DD')} 00:00:00` : null,
-      date ? `${formatToDate(dayjs(date).endOf('month'))} 23:59:59` : null
+          params.value[1] ? `${formatToDate(params.value[1], 'YYYY-MM-DD')} 23:59:59` : null
-    ];
+        ]
+      : [];
   })
   time?: string[];
 
@@ -129,7 +135,7 @@ export class MaterialsInOutQueryDto extends PagerDto<MaterialsInOutQueryDto> {
   @ApiProperty({ description: '原材料库存编号' })
   @IsOptional()
   @IsString()
-  inventoryNumber?: string;
+  inventoryInOutNumber?: string;
 
   @IsOptional()
   @IsString()

src/modules/materials_inventory/in_out/materials_in_out.entity.ts

@@ -19,16 +19,17 @@ import { ProductEntity } from '~/modules/product/product.entity';
 import { ProjectEntity } from '~/modules/project/project.entity';
 import { ParamConfigEntity } from '~/modules/system/param-config/param-config.entity';
 import { Storage } from '~/modules/tools/storage/storage.entity';
+import { MaterialsInventoryEntity } from '../materials_inventory.entity';
 @Entity({ name: 'materials_in_out' })
 export class MaterialsInOutEntity extends CommonEntity {
   @Column({
-    name: 'inventory_number',
+    name: 'inventory_inout_number',
     type: 'varchar',
     length: 50,
-    comment: '原材料库存编号'
+    comment: '原材料出入库编号'
   })
-  @ApiProperty({ description: '原材料库存编号' })
+  @ApiProperty({ description: '原材料出入库编号' })
-  inventoryNumber: string;
+  inventoryInOutNumber: string;
 
   @Column({
     name: 'product_id',
@@ -38,6 +39,14 @@ export class MaterialsInOutEntity extends CommonEntity {
   @ApiProperty({ description: '产品' })
   productId: number;
 
+  @Column({
+    name: 'inventory_id',
+    type: 'int',
+    comment: '库存'
+  })
+  @ApiProperty({ description: '库存' })
+  inventoryId: number;
+
   @Column({
     name: 'in_or_out',
     type: 'tinyint',
@@ -127,4 +136,8 @@ export class MaterialsInOutEntity extends CommonEntity {
     inverseJoinColumn: { name: 'file_id', referencedColumnName: 'id' }
   })
   files: Relation<Storage[]>;
+
+  @ManyToOne(() => MaterialsInventoryEntity)
+  @JoinColumn({ name: 'inventory_id' })
+  inventory: MaterialsInventoryEntity;
 }

src/modules/materials_inventory/in_out/materials_in_out.service.ts

@@ -43,26 +43,7 @@ export class MaterialsInOutService {
     isCreateOut,
     ...ext
   }: MaterialsInOutQueryDto): Promise<Pagination<MaterialsInOutEntity>> {
-    const sqb = this.materialsInOutRepository
+    const sqb = this.buildSearchQuery()
-      .createQueryBuilder('materialsInOut')
-      .leftJoin('materialsInOut.files', 'files')
-      .leftJoin('materialsInOut.project', 'project')
-      .leftJoin('materialsInOut.product', 'product')
-      .leftJoin('product.unit', 'unit')
-      .leftJoin('product.files', 'productFiles')
-      .leftJoin('product.company', 'company')
-      .addSelect([
-        'files.id',
-        'files.path',
-        'project.name',
-        'product.name',
-        'product.productSpecification',
-        'product.productNumber',
-        'productFiles.id',
-        'productFiles.path',
-        'unit.label',
-        'company.name'
-      ])
       .where(fieldSearch(ext))
       .andWhere('materialsInOut.isDelete = 0')
       .addOrderBy('materialsInOut.createdAt', 'DESC');
@@ -85,25 +66,63 @@ export class MaterialsInOutService {
     return pageData;
   }
 
+  buildSearchQuery() {
+    return this.materialsInOutRepository
+      .createQueryBuilder('materialsInOut')
+      .leftJoin('materialsInOut.files', 'files')
+      .leftJoin('materialsInOut.project', 'project')
+      .leftJoin('materialsInOut.product', 'product')
+      .leftJoin('materialsInOut.inventory', 'inventory')
+      .leftJoin('product.unit', 'unit')
+      .leftJoin('product.files', 'productFiles')
+      .leftJoin('product.company', 'company')
+      .addSelect([
+        'inventory.id',
+        'inventory.position',
+        'files.id',
+        'files.path',
+        'project.name',
+        'product.name',
+        'product.productSpecification',
+        'product.productNumber',
+        'productFiles.id',
+        'productFiles.path',
+        'unit.label',
+        'company.name'
+      ]);
+  }
   /**
    * 新增
    */
-  async create(dto: MaterialsInOutDto): Promise<void> {
+  async create(dto: MaterialsInOutDto): Promise<number> {
-    let { inOrOut, inventoryNumber, projectId, inventoryId } = dto;
+    let {
-    inventoryNumber = await this.generateInventoryNumber(inOrOut);
+      inOrOut,
+      inventoryInOutNumber,
+      projectId,
+      inventoryId,
+      position,
+      unitPrice,
+      quantity,
+      productId
+    } = dto;
+    inventoryInOutNumber = await this.generateInventoryInOutNumber(inOrOut);
+    let newRecordId;
     await this.entityManager.transaction(async manager => {
-      // 1.生成出入库记录
+      delete dto.position;
-      const { productId, quantity, unitPrice } = await manager.save(MaterialsInOutEntity, {
+      // 1.更新增减库存
-        ...this.materialsInOutRepository.create(dto),
+      const inventoryEntity = await (
-        inventoryNumber
-      });
-      // 2.更新增减库存
-      await (
         Object.is(inOrOut, MaterialsInOrOutEnum.In)
-          ? this.materialsInventoryService.inInventory
+          ? this.materialsInventoryService.inInventory.bind(this.materialsInventoryService)
-          : this.materialsInventoryService.outInventory
+          : this.materialsInventoryService.outInventory.bind(this.materialsInventoryService)
-      )({ productId, quantity, unitPrice, projectId, inventoryId }, manager);
+      )({ productId, quantity, unitPrice, projectId, inventoryId, position }, manager);
+      // 2.生成出入库记录
+      const { id } = await manager.save(MaterialsInOutEntity, {
+        ...this.materialsInOutRepository.create({ ...dto, inventoryId: inventoryEntity?.id }),
+        inventoryInOutNumber
       });
+      newRecordId = id;
+    });
+    return newRecordId;
   }
 
   /**
@@ -138,8 +157,8 @@ export class MaterialsInOutService {
         }
         await (
           Object.is(data.inOrOut, MaterialsInOrOutEnum.In)
-            ? this.materialsInventoryService.inInventory
+            ? this.materialsInventoryService.inInventory.bind(this.materialsInventoryService)
-            : this.materialsInventoryService.outInventory
+            : this.materialsInventoryService.outInventory.bind(this.materialsInventoryService)
         )(
           {
             productId: entity.productId,
@@ -189,7 +208,6 @@ export class MaterialsInOutService {
           manager
         );
       }
-
       // 完成所有业务逻辑后，更新出入库记录
       await manager.update(MaterialsInOutEntity, id, {
         ...data
@@ -232,8 +250,8 @@ export class MaterialsInOutService {
       // 更新库存
       await (
         Object.is(entity.inOrOut, MaterialsInOrOutEnum.In)
-          ? this.materialsInventoryService.outInventory
+          ? this.materialsInventoryService.outInventory.bind(this.materialsInventoryService)
-          : this.materialsInventoryService.inInventory
+          : this.materialsInventoryService.inInventory.bind(this.materialsInventoryService)
       )(
         {
           productId: entity.productId,
@@ -253,8 +271,7 @@ export class MaterialsInOutService {
    * 获取单个出入库信息
    */
   async info(id: number) {
-    const info = await this.materialsInOutRepository
+    const info = await this.buildSearchQuery()
-      .createQueryBuilder('materialsInOut')
       .where({
         id
       })
@@ -288,30 +305,30 @@ export class MaterialsInOutService {
   }
 
   /**
-   * 生成库存单号
+   * 生成库存出入库单号
-   * @returns 库存单号
+   * @returns 库存出入库单号
    */
-  async generateInventoryNumber(inOrOut: MaterialsInOrOutEnum = MaterialsInOrOutEnum.In) {
+  async generateInventoryInOutNumber(inOrOut: MaterialsInOrOutEnum = MaterialsInOrOutEnum.In) {
     const prefix =
       (
         await this.paramConfigRepository.findOne({
           where: {
             key: inOrOut
-              ? ParamConfigEnum.InventoryNumberPrefixOut
+              ? ParamConfigEnum.InventoryInOutNumberPrefixOut
-              : ParamConfigEnum.InventoryNumberPrefixIn
+              : ParamConfigEnum.InventoryInOutNumberPrefixIn
           }
         })
       )?.value || '';
     const lastMaterial = await this.materialsInOutRepository
       .createQueryBuilder('materialsInOut')
       .select(
-        `MAX(CAST(REPLACE(materialsInOut.inventoryNumber, '${prefix}', '') AS UNSIGNED))`,
+        `MAX(CAST(REPLACE(materialsInOut.inventoryInOutNumber, '${prefix}', '') AS UNSIGNED))`,
-        'maxInventoryNumber'
+        'maxInventoryInOutNumber'
       )
       .where('materialsInOut.inOrOut = :inOrOut', { inOrOut })
       .getRawOne();
-    const lastNumber = lastMaterial.maxInventoryNumber
+    const lastNumber = lastMaterial.maxInventoryInOutNumber
-      ? parseInt(lastMaterial.maxInventoryNumber.replace(prefix, ''))
+      ? parseInt(lastMaterial.maxInventoryInOutNumber.replace(prefix, ''))
       : 0;
     const newNumber = lastNumber + 1 < 1000 ? 1000 : lastNumber + 1;
     return `${prefix}${newNumber}`;

src/modules/materials_inventory/materials_inventory.dto.ts

@@ -3,6 +3,7 @@ import {
   IsArray,
   IsDate,
   IsDateString,
+  IsEnum,
   IsIn,
   IsInt,
   IsNumber,
@@ -16,6 +17,7 @@ import { Storage } from '../tools/storage/storage.entity';
 import { Transform } from 'class-transformer';
 import dayjs from 'dayjs';
 import { formatToDate } from '~/utils';
+import { HasInventoryStatusEnum } from '~/constants/enum';
 
 export class MaterialsInventoryDto {}
 
@@ -23,7 +25,22 @@ export class MaterialsInventoryUpdateDto extends PartialType(MaterialsInventoryD
 export class MaterialsInventoryQueryDto extends IntersectionType(
   PagerDto<MaterialsInventoryDto>,
   PartialType(MaterialsInventoryDto)
-) {}
+) {
+  @ApiProperty({ description: '产品名' })
+  @IsOptional()
+  @IsString()
+  product: string;
+
+  @ApiProperty({ description: '关键字' })
+  @IsOptional()
+  @IsString()
+  keyword: string;
+
+  @ApiProperty({ description: '产品名' })
+  @IsOptional()
+  @IsEnum(HasInventoryStatusEnum)
+  isHasInventory: HasInventoryStatusEnum;
+}
 export class MaterialsInventoryExportDto {
   @ApiProperty({ description: '项目' })
   @IsOptional()

src/modules/materials_inventory/materials_inventory.entity.ts

@@ -1,8 +1,18 @@
-import { ApiProperty } from '@nestjs/swagger';
+import { ApiHideProperty, ApiProperty } from '@nestjs/swagger';
-import { Column, Entity, JoinColumn, JoinTable, ManyToMany, ManyToOne, Relation } from 'typeorm';
+import {
+  Column,
+  Entity,
+  JoinColumn,
+  JoinTable,
+  ManyToMany,
+  ManyToOne,
+  OneToMany,
+  Relation
+} from 'typeorm';
 import { CommonEntity } from '~/common/entity/common.entity';
 import { ProductEntity } from '../product/product.entity';
 import { ProjectEntity } from '../project/project.entity';
+import { MaterialsInOutEntity } from './in_out/materials_in_out.entity';
 
 @Entity({ name: 'materials_inventory' })
 export class MaterialsInventoryEntity extends CommonEntity {
@@ -22,6 +32,16 @@ export class MaterialsInventoryEntity extends CommonEntity {
   @ApiProperty({ description: '产品' })
   productId: number;
 
+  @Column({
+    name: 'position',
+    type: 'varchar',
+    length: 255,
+    nullable: true,
+    comment: '库存位置'
+  })
+  @ApiProperty({ description: '库存位置' })
+  position: string;
+
   @Column({
     name: 'quantity',
     type: 'int',
@@ -57,4 +77,17 @@ export class MaterialsInventoryEntity extends CommonEntity {
   @ManyToOne(() => ProductEntity)
   @JoinColumn({ name: 'product_id' })
   product: ProductEntity;
+
+  @Column({
+    name: 'inventory_number',
+    type: 'varchar',
+    length: 50,
+    comment: '库存编号'
+  })
+  @ApiProperty({ description: '库存编号' })
+  inventoryNumber: string;
+
+  @ApiHideProperty()
+  @OneToMany(() => MaterialsInOutEntity, inout => inout.inventory)
+  materialsInOuts: Relation<MaterialsInOutEntity[]>; 
 }

src/modules/materials_inventory/materials_inventory.service.ts

@@ -16,14 +16,15 @@ import dayjs from 'dayjs';
 import { MaterialsInOutEntity } from './in_out/materials_in_out.entity';
 import { fieldSearch } from '~/shared/database/field-search';
 import { groupBy, sum, uniqBy } from 'lodash';
-import { MaterialsInOrOutEnum } from '~/constants/enum';
+import { HasInventoryStatusEnum, MaterialsInOrOutEnum, ParamConfigEnum } from '~/constants/enum';
 import { ProjectEntity } from '../project/project.entity';
 import { calcNumber } from '~/utils';
 import { BusinessException } from '~/common/exceptions/biz.exception';
 import { ErrorEnum } from '~/constants/error-code.constant';
+import { ParamConfigEntity } from '../system/param-config/param-config.entity';
+import { isDefined } from 'class-validator';
 @Injectable()
 export class MaterialsInventoryService {
-  const;
   constructor(
     @InjectEntityManager() private entityManager: EntityManager,
     @InjectRepository(MaterialsInventoryEntity)
@@ -31,7 +32,9 @@ export class MaterialsInventoryService {
     @InjectRepository(MaterialsInOutEntity)
     private materialsInOutRepository: Repository<MaterialsInOutEntity>,
     @InjectRepository(ProjectEntity)
-    private projectRepository: Repository<ProjectEntity>
+    private projectRepository: Repository<ProjectEntity>,
+    @InjectRepository(ParamConfigEntity)
+    private paramConfigRepository: Repository<ParamConfigEntity>
   ) {}
 
   /**
@@ -236,7 +239,7 @@ export class MaterialsInventoryService {
         );
         number++;
         sheet.addRow([
-          `${inRecord.inventoryNumber || ''}`,
+          `${inRecord.inventoryInOutNumber || ''}`,
           inRecord.product.company.name || '',
           inRecord.product.name || '',
           inRecord.product.unit.label || '',
@@ -312,7 +315,10 @@ export class MaterialsInventoryService {
    */
   async findAll({
     page,
-    pageSize
+    pageSize,
+    product,
+    keyword,
+    isHasInventory
   }: MaterialsInventoryQueryDto): Promise<Pagination<MaterialsInventoryEntity>> {
     const queryBuilder = this.materialsInventoryRepository
       .createQueryBuilder('materialsInventory')
@@ -322,13 +328,34 @@ export class MaterialsInventoryService {
       .leftJoin('product.company', 'company')
       .addSelect([
         'project.name',
+        'project.id',
+        'unit.id',
         'unit.label',
+        'company.id',
         'company.name',
+        'product.id',
         'product.name',
         'product.productSpecification',
         'product.productNumber'
       ])
       .where('materialsInventory.isDelete = 0');
+    if (product) {
+      queryBuilder.andWhere('product.name like :product', { product: `%${product}%` });
+    }
+    if (keyword) {
+      queryBuilder.andWhere(
+        '(materialsInventory.inventoryNumber like :keyword or  product.name like :keyword or product.productNumber like :keyword or product.productSpecification like :keyword)',
+        {
+          keyword: `%${keyword}%`
+        }
+      );
+    }
+    if (isHasInventory == HasInventoryStatusEnum.Yes) {
+      queryBuilder.andWhere('materialsInventory.quantity > 0');
+    }
+    if (isHasInventory == HasInventoryStatusEnum.No) {
+      queryBuilder.andWhere('materialsInventory.quantity = 0');
+    }
     return paginate<MaterialsInventoryEntity>(queryBuilder, {
       page,
       pageSize
@@ -361,6 +388,7 @@ export class MaterialsInventoryService {
    */
   async inInventory(
     data: {
+      position?: string;
       projectId: number;
       productId: number;
       quantity: number;
@@ -368,8 +396,15 @@ export class MaterialsInventoryService {
       changedUnitPrice?: number;
     },
     manager: EntityManager
-  ): Promise<void> {
+  ): Promise<MaterialsInventoryEntity> {
-    const { projectId, productId, quantity: inQuantity, unitPrice, changedUnitPrice } = data;
+    const {
+      projectId,
+      productId,
+      quantity: inQuantity,
+      unitPrice,
+      changedUnitPrice,
+      position
+    } = data;
 
     const exsitedInventory = await manager.findOne(MaterialsInventoryEntity, {
       where: { projectId, productId, unitPrice }, // 根据项目，产品，价格查出之前的实时库存情况
@@ -378,13 +413,16 @@ export class MaterialsInventoryService {
 
     // 若不存在库存，直接新增库存
     if (!exsitedInventory) {
-      await manager.insert(MaterialsInventoryEntity, {
+      const inventoryNumber = await this.generateInventoryNumber();
+      const { raw } = await manager.insert(MaterialsInventoryEntity, {
         projectId,
         productId,
         unitPrice,
+        inventoryNumber,
+        position,
         quantity: inQuantity
       });
-      return;
+      return manager.findOne(MaterialsInventoryEntity, { where: { id: raw.insertId } });
     }
     // 若该项目存在库存，则该项目该产品的库存增加
     let { quantity, id } = exsitedInventory;
@@ -396,6 +434,8 @@ export class MaterialsInventoryService {
       quantity: newQuantity,
       unitPrice: changedUnitPrice || undefined
     });
+
+    return manager.findOne(MaterialsInventoryEntity, { where: { id } });
   }
 
   /**
@@ -407,14 +447,22 @@ export class MaterialsInventoryService {
     data: {
       quantity: number;
       inventoryId?: number;
+      productId: number;
+      unitPrice?: number;
     },
     manager: EntityManager
-  ): Promise<void> {
+  ): Promise<MaterialsInventoryEntity> {
-    const { quantity: outQuantity, inventoryId } = data;
+    const { quantity: outQuantity, inventoryId, productId, unitPrice } = data;
-
+    let searchPayload: any = {};
+    if (inventoryId) {
+      searchPayload.id = inventoryId;
+    } else {
+      // 删除出入库记录时，需要根据产品ID和价格查找库存
+      searchPayload = { productId, unitPrice };
+    }
     // 开启悲观行锁，防止脏读和修改
     const inventory = await manager.findOne(MaterialsInventoryEntity, {
-      where: { id: inventoryId },
+      where: searchPayload,
       lock: { mode: 'pessimistic_write' }
     });
     // 检查库存剩余
@@ -430,6 +478,8 @@ export class MaterialsInventoryService {
     await manager.update(MaterialsInventoryEntity, id, {
       quantity: newQuantity
     });
+
+    return manager.findOne(MaterialsInventoryEntity, { where: { id } });
   }
 
   /**
@@ -467,4 +517,31 @@ export class MaterialsInventoryService {
       .getOne();
     return info;
   }
+
+  /**
+   * 生成库存编号
+   * @returns 库存编号
+   */
+  async generateInventoryNumber() {
+    const prefix =
+      (
+        await this.paramConfigRepository.findOne({
+          where: {
+            key: ParamConfigEnum.InventoryNumberPrefix
+          }
+        })
+      )?.value || '';
+    const lastInventory = await this.materialsInventoryRepository
+      .createQueryBuilder('materials_inventory')
+      .select(
+        `MAX(CAST(REPLACE(materials_inventory.inventoryNumber, '${prefix}', '') AS UNSIGNED))`,
+        'maxInventoryNumber'
+      )
+      .getRawOne();
+    const lastNumber = lastInventory.maxInventoryNumber
+      ? parseInt(lastInventory.maxInventoryNumber.replace(prefix, ''))
+      : 0;
+    const newNumber = lastNumber + 1 < 1000 ? 1000 : lastNumber + 1;
+    return `${prefix}${newNumber}`;
+  }
 }

src/modules/product/product.entity.ts

@@ -17,7 +17,6 @@ import pinyin from 'pinyin';
 import { DictItemEntity } from '../system/dict-item/dict-item.entity';
 @Entity({ name: 'product' })
 export class ProductEntity extends CommonEntity {
-
   @Column({
     name: 'product_number',
     type: 'varchar',
@@ -45,6 +44,7 @@ export class ProductEntity extends CommonEntity {
   })
   @ApiProperty({ description: '产品规格', nullable: true })
   productSpecification?: string;
+
   @Column({
     name: 'remark',
     type: 'varchar',