56 lines
1.8 KiB
C#
56 lines
1.8 KiB
C#
using Microsoft.EntityFrameworkCore;
|
|
using Microsoft.Extensions.Options;
|
|
using System;
|
|
using System.Collections.Generic;
|
|
using System.Linq;
|
|
using System.Text;
|
|
using System.Threading.Tasks;
|
|
using Yi.Framework.Common.Const;
|
|
using Yi.Framework.Common.IOCOptions;
|
|
using Yi.Framework.Model.Models;
|
|
|
|
namespace Yi.Framework.Model
|
|
{
|
|
//Add-Migration yi-1
|
|
//Update-Database yi-1
|
|
public partial class DataContext : DbContext
|
|
{
|
|
//private readonly IOptionsMonitor<MySqlConnOptions> _optionsMonitor;
|
|
public static string _connStr;
|
|
public static string DbSelect = DbConst.Mysql;
|
|
//public DataContext(IOptionsMonitor<MySqlConnOptions> optionsMonitor)
|
|
//{
|
|
// _optionsMonitor = optionsMonitor;
|
|
// _connStr = _optionsMonitor.CurrentValue.WriteUrl;
|
|
//}
|
|
public DbContext ToWriteOrRead(string connstr)
|
|
{
|
|
_connStr = connstr;
|
|
return this;
|
|
}
|
|
|
|
|
|
protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
|
|
{
|
|
if (!optionsBuilder.IsConfigured)
|
|
{
|
|
switch (DbSelect)
|
|
{
|
|
case DbConst.Mysql:
|
|
var serverVersion = new MySqlServerVersion(new Version(8, 0, 21));
|
|
optionsBuilder.UseMySql(_connStr, serverVersion); break;
|
|
case DbConst.Sqlite:
|
|
optionsBuilder.UseSqlite(_connStr); break;
|
|
case DbConst.Sqlserver:
|
|
optionsBuilder.UseSqlServer(_connStr);break;
|
|
case DbConst.Oracle:
|
|
optionsBuilder.UseOracle(_connStr);break;
|
|
default:
|
|
Console.WriteLine("错误！请确保你选择了正确的数据库！");break;
|
|
}
|
|
}
|
|
}
|
|
|
|
}
|
|
}
|