using SqlSugar;
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using System.Reflection;
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using System.Runtime.Loader;
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using System.Text;
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using System.Threading.Tasks;
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namespace CoreCms.Net.Utility.Helper
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{
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/// <summary>
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/// 属性常用方法
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/// </summary>
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public class AssemblyHelper
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{
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private static List<Assembly>? _allAssemblies = null;
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/// <summary>
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/// 获取所有程序目录下和常用的程序集 包括一些系统引用程序集
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/// </summary>
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/// <returns> 当前工程下的程序集</returns>
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public static List<Assembly> GetAllAssembly()
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{
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if (_allAssemblies == null)
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{
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_allAssemblies = new List<Assembly>();
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string? path = null;
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string singlefile = null;
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try
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{
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path = Assembly.GetEntryAssembly()?.Location;
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}
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catch { }
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if (string.IsNullOrEmpty(path))
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{
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singlefile = System.Diagnostics.Process.GetCurrentProcess().MainModule.FileName;
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path = Path.GetDirectoryName(singlefile);
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}
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if (string.IsNullOrEmpty(path))
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throw new Exception("获取程序目录出错");
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var dir = new DirectoryInfo(Path.GetDirectoryName(path) ?? "");
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var dlls = dir.GetFiles("*.dll", SearchOption.TopDirectoryOnly);
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string[] systemdll = new string[]
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{
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"Microsoft.",
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"System.",
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"Swashbuckle.",
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"ICSharpCode",
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"Newtonsoft.",
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"Oracle.",
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"Pomelo.",
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"SQLitePCLRaw.",
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"Aliyun.OSS",
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"BouncyCastle.",
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"FreeSql.",
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"Google.Protobuf.dll",
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"Humanizer.dll",
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"IdleBus.dll",
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"K4os.",
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"MySql.Data.",
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"Npgsql.",
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"NPOI.",
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"netstandard",
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"MySqlConnector",
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"VueCliMiddleware"
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};
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var filtered = dlls.Where(x => systemdll.Any(y => x.Name.StartsWith(y)) == false);
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foreach (var dll in filtered)
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{
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try
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{
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AssemblyLoadContext.Default.LoadFromAssemblyPath(dll.FullName);
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}
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catch
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{
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}
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}
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var dlllist = AssemblyLoadContext.Default.Assemblies.Where(x => systemdll.Any(y => x.FullName.StartsWith(y)) == false).ToList();
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_allAssemblies.AddRange(dlllist);
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}
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return _allAssemblies;
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}
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/// 获取需要更新或者是创建的 数据库表模型List
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/// </summary>
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/// <typeparam name="T">继承表某个表的所有</typeparam>
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/// <param name="ModeProjectName"></param>
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/// <param name="ModeNamespace"></param>
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/// <param name="ConfigId"></param>
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/// <returns></returns>
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public static Type[] DbCodeFirstModes (string ModeProjectName, string ModeNamespace = null, string ConfigId = null , Type subClass= null, Type thisAttribute=null)
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{
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#nullable enable
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Type[]? types = GetAllAssembly().Where(x => x.FullName.Contains(ModeProjectName + ",")).FirstOrDefault()?.GetTypes().WhereIF(!string.IsNullOrEmpty(ModeNamespace), name => name.FullName.Contains(ModeNamespace + ".")).ToArray()
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.WhereIF(subClass!=null, x => x.IsSubclassOf(subClass)).ToArray()
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.WhereIF(thisAttribute!=null,x =>( x.GetCustomAttributes(thisAttribute,true).Length>0)).ToArray();
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return types;
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}
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}
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}
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