上传源代码版本

Bak/DAL/repositories/CustomerRepository.cs

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+using System.Collections.Generic;
+using System.Threading.Tasks;
+using MDL.Models;
+using DAL.Interfaces;
+using DB.Database;
+using SqlSugar;
+
+namespace DAL.Repositories
+{
+    /// <summary>
+    /// 客户资料的数据访问实现类
+    /// </summary>
+    public class CustomerRepository : ICustomerRepository
+    {
+        private readonly ISqlSugarProvider _provider;
+
+        /// <summary>
+        /// 构造函数
+        /// </summary>
+        /// <param name="provider">SqlSugar数据库提供程序</param>
+        public CustomerRepository(ISqlSugarProvider provider)
+        {
+            _provider = provider;
+        }
+
+        /// <summary>
+        /// 创建客户记录
+        /// </summary>
+        /// <param name="entity">客户实体</param>
+        /// <returns>创建的记录ID</returns>
+        public async Task<int> CreateAsync(CustomerEntity entity)
+        {
+            var db = _provider.GetClient();
+
+            // 确保表存在
+            if (!db.DbMaintenance.IsAnyTable("customers"))
+            {
+                db.CodeFirst.InitTables(typeof(CustomerEntity));
+            }
+
+            // 设置时间戳
+            entity.CreatedAt = DateTime.UtcNow;
+            entity.UpdatedAt = DateTime.UtcNow;
+
+            // 插入数据并返回自增ID
+            return await db.Insertable(entity).ExecuteReturnIdentityAsync();
+        }
+
+        /// <summary>
+        /// 根据ID获取客户记录
+        /// </summary>
+        /// <param name="id">记录ID</param>
+        /// <returns>客户实体</returns>
+        public async Task<CustomerEntity?> GetByIdAsync(int id)
+        {
+            var db = _provider.GetClient();
+            return await db.Queryable<CustomerEntity>()
+                .Where(x => x.Id == id)
+                .FirstAsync();
+        }
+
+        /// <summary>
+        /// 根据客户代码获取客户记录
+        /// </summary>
+        /// <param name="customerCode">客户代码</param>
+        /// <returns>客户实体</returns>
+        public async Task<CustomerEntity?> GetByCustomerCodeAsync(string customerCode)
+        {
+            var db = _provider.GetClient();
+            return await db.Queryable<CustomerEntity>()
+                .Where(x => x.CustomerCode == customerCode)
+                .FirstAsync();
+        }
+
+        /// <summary>
+        /// 更新客户记录
+        /// </summary>
+        /// <param name="entity">客户实体</param>
+        /// <returns>更新是否成功</returns>
+        public async Task<bool> UpdateAsync(CustomerEntity entity)
+        {
+            var db = _provider.GetClient();
+
+            // 更新时间戳
+            entity.UpdatedAt = DateTime.UtcNow;
+
+            // 更新数据并返回影响行数
+            var rows = await db.Updateable(entity).ExecuteCommandAsync();
+            return rows > 0;
+        }
+
+        /// <summary>
+        /// 删除客户记录
+        /// </summary>
+        /// <param name="id">记录ID</param>
+        /// <returns>删除是否成功</returns>
+        public async Task<bool> DeleteAsync(int id)
+        {
+            var db = _provider.GetClient();
+            var rows = await db.Deleteable<CustomerEntity>()
+                .Where(x => x.Id == id)
+                .ExecuteCommandAsync();
+            return rows > 0;
+        }
+
+        /// <summary>
+        /// 获取所有客户记录
+        /// </summary>
+        /// <returns>客户实体列表</returns>
+        public async Task<List<CustomerEntity>> GetAllAsync()
+        {
+            var db = _provider.GetClient();
+            return await db.Queryable<CustomerEntity>()
+                .OrderByDescending(x => x.CreatedAt)
+                .ToListAsync();
+        }
+
+        /// <summary>
+        /// 检查客户是否存在
+        /// </summary>
+        /// <param name="customerCode">客户代码</param>
+        /// <returns>是否存在</returns>
+        public async Task<bool> ExistsAsync(string customerCode)
+        {
+            var db = _provider.GetClient();
+            return await db.Queryable<CustomerEntity>()
+                .Where(x => x.CustomerCode == customerCode)
+                .AnyAsync();
+        }
+
+        public async Task<List<CustomerEntity>> GetByIdsAsync(List<int> ids)
+        {
+            if (ids == null || ids.Count == 0)
+                return new List<CustomerEntity>();
+
+            var db = _provider.GetClient();
+            return await db.Queryable<CustomerEntity>()
+                .Where(x => ids.Contains(x.Id))
+                .ToListAsync();
+        }
+    }
+}