227 lines
8.3 KiB
C#
227 lines
8.3 KiB
C#
using SqlSugar;
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using System.Data;
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using System.Linq.Expressions;
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using Yi.Framework.Common.Attribute;
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using Yi.Framework.Common.Models;
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using Yi.Framework.Model.Models;
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using Yi.Framework.Model.Query;
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/***这里面写的代码不会给覆盖,如果要重新生成请删除 Repository.cs ***/
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namespace Yi.Framework.Repository
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{
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/// <summary>
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/// 仓储模式
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/// </summary>
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/// <typeparam name="T"></typeparam>
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[AppService]
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public class Repository<T> : SimpleClient<T>, IRepository<T> where T : class, new()
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{
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public ISugarQueryable<T> _DbQueryable { get { return base.Context.Queryable<T>(); } set { } }
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public ISqlSugarClient _Db { get { return base.Context; } set { } }
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/// <summary>
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/// 构造函数
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/// </summary>
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/// <param name="context"></param>
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public Repository(ISqlSugarClient context) : base(context)//注意这里要有默认值等于null
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{
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////开始Saas分库！
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////单个公共基础库+多个租户业务库
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////1:先判断操作对应实体上是否存在租户特性，如果存在说明是公共库
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//var anyTenant = typeof(T).GetCustomAttributes(false).Any(a => a.GetType().Equals(typeof(TenantAttribute)));
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////如果是公共库，直接使用默认库即可
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//if (anyTenant)
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//{
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// base.Context = _Db.AsTenant().GetConnectionScope("0");
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//}
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////如果不是公共库
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//else
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//{
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// //2:根据上下文对象获取用户的租户id、数据库连接串及用户信息
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// string tenantId = "获取用户的租户id";
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// string connection = "获取用户信息中的数据库连接字符串";
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// //如果该租户未添加到db对象中
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// if (!_Db.AsTenant().IsAnyConnection(tenantId))
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// {
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// //添加业务库只在当前上下文有效
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// _Db.AsTenant().AddConnection(new ConnectionConfig()
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// {
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// ConfigId = tenantId,
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// ConnectionString = connection,
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// //数据库类型同样可以动态配置
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// DbType = SqlSugar.DbType.MySql,
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// IsAutoCloseConnection = true
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// });
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// }
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// //3:根据租户id获取到对应db对象,替换仓储中的db对象即可
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// base.Context = _Db.AsTenant().GetConnectionScope(tenantId);
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//}
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}
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/// <summary>
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/// 异步事务
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/// </summary>
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/// <param name="func"></param>
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/// <returns></returns>
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public async Task<bool> UseTranAsync(Func<Task> func)
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{
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var con = Context;
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var res = await _Db.AsTenant().UseTranAsync(func);
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return res.IsSuccess;
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}
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/// <summary>
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/// 执行查询sql返回dto列表
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/// </summary>
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/// <typeparam name="S"></typeparam>
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/// <param name="sql"></param>
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/// <returns></returns>
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public async Task<List<S>> UseSqlAsync<S>(string sql, object parameters = null)
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{
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return await _Db.Ado.SqlQueryAsync<S>(sql, parameters);
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}
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/// <summary>
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/// 执行增删改sql返回状态
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/// </summary>
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/// <param name="sql"></param>
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/// <returns></returns>
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public async Task<bool> UseSqlAsync(string sql, object parameters)
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{
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return await _Db.Ado.ExecuteCommandAsync(sql, parameters) > 0;
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}
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/// <summary>
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/// 更新忽略空值
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/// </summary>
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/// <param name="entity"></param>
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/// <returns></returns>
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public async Task<bool> UpdateIgnoreNullAsync(T entity)
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{
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return await _Db.Updateable(entity).IgnoreColumns(true).ExecuteCommandAsync() > 0;
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}
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/// <summary>
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/// 调用存储过程
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/// </summary>
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/// <typeparam name="S"></typeparam>
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/// <param name="storeName"></param>
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/// <param name="para"></param>
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/// <returns></returns>
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public async Task<List<S>> StoreAsync<S>(string storeName, object para)
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{
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return await _Db.Ado.UseStoredProcedure().SqlQueryAsync<S>(storeName, para);
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}
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/// <summary>
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/// 多条件查询
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/// </summary>
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/// <param name="pars"></param>
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/// <returns></returns>
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public async Task<List<T>> GetListAsync(QueryCondition pars)
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{
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return await QueryConditionHandler(pars).ToListAsync();
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}
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/// <summary>
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/// 仓储扩展方法:单表查询通用分页
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/// </summary>
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/// <returns></returns>
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public async Task<PageModel<List<T>>> CommonPageAsync(QueryPageCondition pars)
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{
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RefAsync<int> tolCount = 0;
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var result = await QueryConditionHandler(new QueryCondition() { OrderBys = pars.OrderBys, Parameters = pars.Parameters }).ToPageListAsync(pars.Index, pars.Size, tolCount);
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return new PageModel<List<T>>
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{
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Total = tolCount.Value,
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Data = result
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};
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}
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public ISugarQueryable<T> QueryConditionHandler(QueryCondition pars)
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{
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var sugarParamters = pars.Parameters.Select(it => (IConditionalModel)new ConditionalModel()
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{
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ConditionalType = it.Type,
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FieldName = it.Key,
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FieldValue = it.Value
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}).ToList();
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var query = _Db.Queryable<T>();
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if (pars.OrderBys != null)
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{
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foreach (var item in pars.OrderBys)
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{
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if (pars.IsAsc)
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{
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query.OrderBy(item.ToSqlFilter() + " asc");
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}
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else
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{
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query.OrderBy(item.ToSqlFilter() + " desc");
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}
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}
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}
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return query.Where(sugarParamters);
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}
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/// <summary>
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/// 更新高级保存，验证重复
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/// </summary>
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/// <param name="list"></param>
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/// <param name="columns"></param>
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/// <returns></returns>
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public async Task<bool> UpdateSuperSaveAsync(T data, Expression<Func<T, object>> columns)
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{
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var x = _Db.Storageable(data)
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.SplitError(it => it.Any())
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.SplitUpdate(it => true)
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.WhereColumns(columns)//这里用name作为数据库查找条件
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.ToStorage();
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return await x.AsInsertable.ExecuteCommandAsync() > 0;//插入可插入部分
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}
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/// <summary>
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/// 添加高级保存，验证重复
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/// </summary>
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/// <param name="list"></param>
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/// <param name="columns"></param>
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/// <returns></returns>
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public async Task<bool> InsertSuperSaveAsync(T data, Expression<Func<T, object>> columns)
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{
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var x = _Db.Storageable(data)
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.SplitError(it => it.Any())
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.SplitInsert(it => true)
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.WhereColumns(columns)//这里用name作为数据库查找条件
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.ToStorage();
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return await x.AsInsertable.ExecuteCommandAsync() > 0;//插入可插入部分
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}
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/// <summary>
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/// 方法重载，多条件获取第一个值
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/// </summary>
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/// <returns></returns>
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public async Task<T> GetFirstAsync(Expression<Func<T, bool>> where, Expression<Func<T, object>> order, OrderByType orderByType = OrderByType.Desc)
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{
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return await _Db.Queryable<T>().Where(where).OrderBy(order, orderByType).FirstAsync();
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}
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/// <summary>
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/// 方法重载，多条件获取范围
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/// </summary>
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/// <returns></returns>
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public async Task<List<T>> GetListAsync(Expression<Func<T, bool>> where, Expression<Func<T, object>> order, OrderByType orderByType = OrderByType.Desc)
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{
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return await _Db.Queryable<T>().Where(where).OrderBy(order, orderByType).ToListAsync();
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}
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}
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} |