Add good list

Uriagekun/Controllers/GoodController.cs

@@ -20,7 +20,7 @@ public class GoodController : Controller
 
     public async Task<IActionResult> Add(AddGoodModel model)
     {
-        if (ModelState.IsValid)
+        if (!ModelState.IsValid)
         {
             return BadRequest();
         }
@@ -34,7 +34,13 @@ public class GoodController : Controller
             return BadRequest();
         }
 
-        await this.repository.AddGoods(model.Label, model.Barcode, model.Price);
+        await this.repository.AddGoods(model.Label, model.Barcode, model.Price).ConfigureAwait(false);
         return Ok();
     }
+
+    public async Task<IActionResult> List()
+    {
+        var ret = await this.repository.GetGoods(0, 100).ConfigureAwait(false);
+        return Json(ret);
+    }
 }

Uriagekun/Lib/Data/RangeData.cs

@@ -0,0 +1,7 @@
+namespace Uriagekun.Lib.Data;
+
+public class RangeData
+{
+    public int Start { get; set; }
+    public int End { get; set; }
+}

Uriagekun/Lib/IO/MyRepository.cs

@@ -32,6 +32,27 @@ public class MyRepository
         return (int) ret;
     }
 
+    /// <summary>
+    /// DBに登録されている商品の一覧から指定範囲を取得します。
+    /// </summary>
+    /// <param name="offset"></param>
+    /// <param name="count"></param>
+    /// <returns></returns>
+    public async ValueTask<List<GoodData>> GetGoods(int offset, int count)
+    {
+        var range = new RangeData()
+        {
+            Start = offset,
+            End = offset + count,
+        };
+
+        var ret = await this.database.FetchAsync<GoodData>(
+            $"SELECT * FROM goods WHERE id BETWEEN @Start And @End",
+            range
+        ).ConfigureAwait(false);
+        return ret;
+    }
+
     /// <summary>
     /// 指定商品の売上個数を登録します。
     /// </summary>