feat: fmBprj GridView 改用 ObjectDataSource

- BprjDAC 新增 SelectPage/SelectCount/SelectBPRJIndex（LAST_YEAR 排序） - dsBPRJGrid 改 ObjectDataSource；Search/Selected/DataBound 調整
2026-09-10 10:42:20 +08:00
parent de623b4f42
commit 10f73526bc
4 changed files with 133 additions and 41 deletions
@@ -5,12 +5,15 @@ using System.Configuration;
 using System.Data.Common;
 using System.Collections;
 using System.Collections.Generic;
+using System.ComponentModel;
+using System.Text;
 using Wellan.Data;
 using Wellan.Common;

 /// <summary>
 /// BprjDAC 的摘要描述
 /// </summary>
+[DataObject(true)]
 public class BprjDAC : Wellan.Data.WDAC
 {
    public BprjDAC()
@@ -28,4 +31,100 @@ public class BprjDAC : Wellan.Data.WDAC
    {
        this._query = query;
    }
+
+    private const string LastYearExpr =
+        "(SELECT TOP 1 BPYER FROM BPAA WHERE BPAA.BPPNM = BPRJ.BPPNM ORDER BY BPYER DESC)";
+
+    /// <summary>
+    /// 客戶專案 Grid 分頁查詢
+    /// </summary>
+    [DataObjectMethod(DataObjectMethodType.Select)]
+    public DataTable SelectPage(int startRowIndex, int maximumRows, string BPNUM, string BPPNM, string BPPME)
+    {
+        DbCommand cmd = Query.NewCommand();
+
+        StringBuilder filter = new StringBuilder();
+        BuildFilter(filter, cmd, BPNUM, BPPNM, BPPME);
+
+        cmd.CommandText = String.Format(
+            @"SELECT * FROM
+              (
+                SELECT X.*, ROW_NUMBER() OVER (ORDER BY LAST_YEAR DESC, BPNUM, BPPNM) AS ROWID
+                FROM
+                (
+                  SELECT *, {0} LAST_YEAR FROM BPRJ WHERE 1=1 {1}
+                ) X
+              ) AS TMP
+              WHERE ROWID BETWEEN @STARTROWINDEX + 1 AND @STARTROWINDEX + @MAXIMUMROWS
+              ORDER BY ROWID",
+            LastYearExpr, filter.ToString());
+        cmd.Parameters.Add(Query.NewParameter("STARTROWINDEX", startRowIndex));
+        cmd.Parameters.Add(Query.NewParameter("MAXIMUMROWS", maximumRows));
+
+        return Query.Select(cmd);
+    }
+
+    /// <summary>
+    /// 客戶專案 Grid 查詢筆數
+    /// </summary>
+    [DataObjectMethod(DataObjectMethodType.Select)]
+    public int SelectCount(string BPNUM, string BPPNM, string BPPME)
+    {
+        DbCommand cmd = Query.NewCommand();
+
+        StringBuilder filter = new StringBuilder();
+        BuildFilter(filter, cmd, BPNUM, BPPNM, BPPME);
+
+        cmd.CommandText = String.Format("SELECT COUNT(*) FROM BPRJ WHERE 1=1 {0}", filter.ToString());
+        return WDAC.GetInt32Value(Query.ExecuteScalar(cmd));
+    }
+
+    /// <summary>
+    /// 取得指定專案在查詢結果中的序號 (0 起算)
+    /// </summary>
+    public int SelectBPRJIndex(string targetBPNUM, string targetBPPNM, string BPNUM, string BPPNM, string BPPME)
+    {
+        DbCommand cmd = Query.NewCommand();
+
+        StringBuilder filter = new StringBuilder();
+        BuildFilter(filter, cmd, BPNUM, BPPNM, BPPME);
+
+        cmd.CommandText = String.Format(
+            @"SELECT ROWID - 1 FROM
+              (
+                SELECT X.BPNUM, X.BPPNM, ROW_NUMBER() OVER (ORDER BY X.LAST_YEAR DESC, X.BPNUM, X.BPPNM) AS ROWID
+                FROM
+                (
+                  SELECT BPNUM, BPPNM, {0} LAST_YEAR FROM BPRJ WHERE 1=1 {1}
+                ) X
+              ) AS TMP WHERE BPNUM = @TARGET_BPNUM AND BPPNM = @TARGET_BPPNM",
+            LastYearExpr, filter.ToString());
+        cmd.Parameters.Add(Query.NewParameter("TARGET_BPNUM", targetBPNUM));
+        cmd.Parameters.Add(Query.NewParameter("TARGET_BPPNM", targetBPPNM));
+
+        object o = Query.ExecuteScalar(cmd);
+        return (o is Int32 || o is Int64) ? WDAC.GetInt32Value(o) : -1;
+    }
+
+    /// <summary>
+    /// 組出客戶專案 Grid 的查詢條件 (與舊 AddSearch 行為一致)
+    /// </summary>
+    private void BuildFilter(StringBuilder sb, DbCommand cmd, string BPNUM, string BPPNM, string BPPME)
+    {
+        if (!string.IsNullOrEmpty(BPNUM))
+        {
+            sb.Append(" AND BPNUM LIKE @BPNUM1 ");
+            cmd.Parameters.Add(Query.NewParameter("BPNUM1", BPNUM + "%"));
+        }
+        if (!string.IsNullOrEmpty(BPPNM))
+        {
+            sb.Append(" AND BPPNM LIKE @BPPNM1 ");
+            cmd.Parameters.Add(Query.NewParameter("BPPNM1", BPPNM + "%"));
+        }
+        if (!string.IsNullOrEmpty(BPPME))
+        {
+            sb.Append(" AND BPPME LIKE @BPPME1 ");
+            cmd.Parameters.Add(Query.NewParameter("BPPME1", "%" + BPPME + "%"));
+        }
+    }
 }