Initial commit

2026-07-12 16:06:18 +04:00
commit 1d16eeacb2
23 changed files with 2298 additions and 0 deletions
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+using System;
+using System.Collections.Generic;
+using System.Data.OleDb;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;
+
+namespace Database
+{
+    class FishRations : OleDBDataGridViewHandler
+    {
+        static OleDbCommand SelectCommand()
+        {
+            string command = "SELECT [FFF].[id], [FT].[data] AS [type], [FF].[data] AS [food]" +
+                "FROM [fish_types_fish_food] AS [FFF], [fish_types] AS [FT], [fish_food] AS [FF]" +
+                "WHERE [type_id] = [FT].[id] AND [food_id] = [FF].[id];";
+            var result = new OleDbCommand(command, OleDBHandler.Connection);
+            return result;
+        }
+        public FishRations(DataGridView dataGridView) : base(SelectCommand(), "fish_types_fish_food", dataGridView) { }
+        public void Insert(int typeId, int foodId)
+        {
+            string command = "SELECT COUNT(*) FROM [fish_types_fish_food]" +
+                $"WHERE [type_id] = {typeId} AND [food_id] = {foodId};";
+            var result = OleDBHandler.Execute(command, OleDBHandler.ExecuteType.Scalar);
+            if (Convert.ToInt32(result) > 0)
+                return;
+            (string, object) pair1 = ("type_id", typeId);
+            (string, object) pair2 = ("food_id", foodId);
+            OleDBHandler.Insert(nameTable, pair1, pair2);
+            RefreshView();
+        }
+    }
+}