Initial_commit_SecMPS_v2

api_sqlsugar/VolPro.Builder/Services/DataBase/TableService.cs

@@ -0,0 +1,106 @@
+using Microsoft.EntityFrameworkCore.Metadata.Internal;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Net;
+using System.Threading.Tasks;
+using VolPro.Builder.IServices;
+using VolPro.Builder.Services;
+using VolPro.Core;
+using VolPro.Core.Extensions.AutofacManager;
+using VolPro.Core.UserManager;
+using VolPro.Core.Utilities;
+
+namespace VolPro.Builder.Services;
+
+public class TableService : ITableService, IDependency
+{
+	private readonly ITableProviderFactory _factory;
+    WebResponseContent webResponse = new WebResponseContent();
+    public TableService(ITableProviderFactory factory)
+	{
+		_factory = factory;
+	} 
+
+	public async Task<bool> TableExistsAsync(string dbService, string tableName)
+	{
+		var provider = _factory.GetProvider(dbService);
+		return await provider.TableExistsAsync(tableName);
+	}
+
+	public async Task<WebResponseContent> CreateTableAsync(string dbService, CreateTableRequest request)
+	{
+		var provider = _factory.GetProvider(dbService);
+
+		if (await provider.TableExistsAsync(request.TableName))
+		{
+            return webResponse.Error($"{request.TableName}表已存在");
+        }
+		await provider.CreateTableAsync(request);
+		return webResponse.OK("创建成功");
+	}
+	public async Task<object> GetAllTablesAsync(string dbService)
+	{
+		var provider = _factory.GetProvider(dbService);
+		var tables = await provider.GetAllTablesAsync();
+		var tableInfo = TableColumnContext.TableInfo;
+		var list = tables.Select(s => new
+		{
+			table = s,
+			name = tableInfo.Where(x => x.TableName == s).Select(x => x.ColumnCNName).FirstOrDefault() ?? s
+		}).OrderBy(item => !IsStartWithLetter(item.name))
+		  .ThenBy(item => item.name, StringComparer.OrdinalIgnoreCase)
+		  .ToList();
+		return list;
+	}
+	private static bool IsStartWithLetter(string str)
+	{
+		if (string.IsNullOrEmpty(str)) return false;
+		char firstChar = str[0];
+		return (firstChar >= 'a' && firstChar <= 'z') ||
+			   (firstChar >= 'A' && firstChar <= 'Z');
+	}
+
+	public async Task<TableInfoDto> GetTableInfoAsync(string dbService, string tableName)
+	{
+		var provider = _factory.GetProvider(dbService);
+
+		var res= await provider.GetTableInfoAsync(tableName);
+        foreach (var item in res.Columns)
+        {
+			item.IsDbField = true;
+			item.OriginalColumnName = item.ColumnName ?? string.Empty;
+			item.Comment = TableColumnContext.Data.Where(x => x.ColumnName == item.ColumnName).Select(s => s.ColumnCnName).FirstOrDefault() ?? item.Comment;
+        }
+
+        return res;
+	}
+
+	public async Task<WebResponseContent> UpdateTableAsync(string dbService, UpdateTableRequest request)
+	{
+		var provider = _factory.GetProvider(dbService);
+        if (!await provider.TableExistsAsync(request.TableName))
+        {
+            return webResponse.Error($"{request.TableName}不存在");
+        }
+        await provider.UpdateTableAsync(request);
+		return webResponse.OK("修改成功");
+	}
+
+	public async Task<WebResponseContent> DeleteTableAsync(string dbService, string tableName)
+	{
+	
+		if (tableName.ToLower().StartsWith("sys"))
+		{
+			return webResponse.Error("系统表不能删除,请在数据库操作".Translator());
+		}
+		var provider = _factory.GetProvider(dbService);
+
+		if (!await provider.TableExistsAsync(tableName)) {
+			return webResponse.Error($"{tableName}不存在");
+		}
+		await provider.DeleteTableAsync(tableName);
+		return webResponse.OK("删除成功");
+	}
+
+}