整理项目结构

MesETL.Clean/Program.cs

@@ -0,0 +1,55 @@
+using MesETL.Shared.Helper;
+
+var connStr = GetArg("-s") ?? throw new ApplicationException("未配置数据库连接字符串");
+var eachLimit = int.Parse(GetArg("-l") ?? "1000");
+var parallelTask = int.Parse(GetArg("-p") ?? "4");
+
+var deletionCount = 0;
+
+Console.WriteLine("Running Deletion...");
+
+_ = Task.Run(async () =>
+{
+    while (true)
+    {
+        await Task.Delay(5000);
+        Console.WriteLine($"[{DateTime.Now}] DELETE COUNT: {deletionCount}");
+    }
+});
+
+await Parallel.ForAsync(0, parallelTask, async (i, token) =>
+{
+    while (true)
+    {
+        var effectRows = await DatabaseHelper.NonQueryAsync(connStr,
+            $"DELETE FROM `order_data_block` WHERE CompanyID = 0 ORDER BY ID LIMIT {eachLimit};", token);
+        if(effectRows == 0)
+            break;
+        Interlocked.Add(ref deletionCount, effectRows);
+    }
+});
+
+Console.WriteLine($"[{DateTime.Now}] DELETE COUNT: {deletionCount}");
+return;
+string? GetArg(string instruct)
+{
+    var idx = Array.IndexOf(args, instruct);
+    if (idx == -1)
+        return null;
+    if (args[idx + 1].StartsWith('-'))
+        throw new ArgumentException("Argument Lost", nameof(instruct));
+    return args[idx + 1];
+}
+
+// var match = await DatabaseHelper.QueryTableAsync(connStr, 
+//     $"SELECT `ID` FROM `order_data_block` WHERE CompanyID = 0 LIMIT {eachLimit};", 
+//     token);
+// var rows = match.Tables[0].Rows;
+// if (rows.Count == 0)
+//     return;
+//     
+// foreach (DataRow row in rows)
+// {
+//     var id = row["ID"].ToString();
+//     await DatabaseHelper.NonQueryAsync(connStr, $"DELETE FROM `order_data_block` WHERE `ID` = {id}", token);
+// }