using EntrustSettle.Common.DB;
using SqlSugar;
using System;

namespace EntrustSettle.Common.Seed
{
    public class SeedContext
    {

        private static MutiDBOperate connectObject => GetMainConnectionDb();
        private static string _connectionString = connectObject.Connection;
        private static DbType _dbType = (DbType)connectObject.DbType;
        public static string ConnId = connectObject.ConnId;
        private SqlSugarScope _db;

        /// <summary>
        /// 连接字符串 
        /// </summary>
        public static MutiDBOperate GetMainConnectionDb()
        {
            var mainConnetctDb = BaseDBConfig.MutiConnectionString.allDbs.Find(x => x.ConnId == MainDb.CurrentDbConnId);
            if (BaseDBConfig.MutiConnectionString.allDbs.Count > 0)
            {
                if (mainConnetctDb == null)
                {
                    mainConnetctDb = BaseDBConfig.MutiConnectionString.allDbs[0];
                }
            }
            else
            {
                throw new Exception("请确保appsettigns.json中配置连接字符串,并设置Enabled为true;");
            }

            return mainConnetctDb;
        }
        /// <summary>
        /// 连接字符串 
        /// </summary>
        public static string ConnectionString
        {
            get { return _connectionString; }
            set { _connectionString = value; }
        }
        /// <summary>
        /// 数据库类型 
        /// </summary>
        public static DbType DbType
        {
            get { return _dbType; }
            set { _dbType = value; }
        }
        /// <summary>
        /// 数据连接对象 
        /// </summary>
        public SqlSugarScope Db
        {
            get { return _db; }
            private set { _db = value; }
        }

        /// <summary>
        /// 功能描述:构造函数
        /// </summary>
        public SeedContext(ISqlSugarClient sqlSugarClient)
        {
            if (string.IsNullOrEmpty(_connectionString))
                throw new ArgumentNullException("数据库连接字符串为空");

            _db = sqlSugarClient as SqlSugarScope;

        }

        /// <summary>
        /// 功能描述:获取数据库处理对象
        /// </summary>
        public SimpleClient<T> GetEntityDB<T>() where T : class, new()
        {
            return new SimpleClient<T>(_db);
        }
    }
}