fix(hjgl): 修复焊口打印与防腐数据处理

SGGL/FineUIPro.Web/HJGL/WeldingManage/PipelineListPDMSIn.aspx.cs

@@ -802,7 +802,8 @@ namespace FineUIPro.Web.HJGL.WeldingManage
                     if (!string.IsNullOrEmpty(col30))
                     {
                         // AF列为非必填项，只有填写时才按防腐字典校验并回填字典ID
-                        var paint = getPaintCodeDict.FirstOrDefault(x => !string.IsNullOrEmpty(x.PaintCode) && x.PaintCode.Contains(col30));
+                        // LINQ to SQL 不支持翻译 string.IsNullOrEmpty；AF 已确认非空，直接按字典编码精确匹配。
+                        var paint = getPaintCodeDict.FirstOrDefault(x => x.PaintCode == col30);
                         if (paint == null)
                         {
                             result.Add("第" + (i + 1).ToString() + "行," + "防腐等级" + "【" + col30 + "】不存在！" + "|");

SGGL/FineUIPro.Web/HJGL/WeldingManage/WeldTask.aspx.cs

@@ -1422,15 +1422,23 @@ namespace FineUIPro.Web.HJGL.WeldingManage
             {
                 BLL.FastReportService.ResetData();
 
-                var result = Funs.DB.View_HJGL_WeldJoint.Where(x => jointids.Contains(x.WeldJointId)).Select(x => new
-                {
-                    pipelineCode = x.PipelineCode,
-                    Mat = x.MaterialCode,
-                    WeldJointId = x.WeldJointId,
-                    Spec = x.Specification,
-                    SortIndex = x.WeldJointCode.Replace(x.PipelineCode + "/", ""),
-                    WeldJointPoint=x.WeldJointPoint
-                }).OrderBy(x => x.pipelineCode).ThenBy(x => x.SortIndex).ToList();
+                // 防腐等级维护在管线上，打印时由焊口关联管线，再通过防腐字典取得显示代码。
+                var result = (from weldJoint in Funs.DB.View_HJGL_WeldJoint
+                              where jointids.Contains(weldJoint.WeldJointId)
+                              join pipeline in Funs.DB.HJGL_Pipeline on weldJoint.PipelineId equals pipeline.PipelineId into pipelineGroup
+                              from pipeline in pipelineGroup.DefaultIfEmpty()
+                              join paint in Funs.DB.Tw_PaintCodeDict on pipeline.PaintId equals paint.Id into paintGroup
+                              from paint in paintGroup.DefaultIfEmpty()
+                              select new
+                              {
+                                  pipelineCode = weldJoint.PipelineCode,
+                                  Mat = weldJoint.MaterialCode,
+                                  WeldJointId = weldJoint.WeldJointId,
+                                  Spec = weldJoint.Specification,
+                                  SortIndex = weldJoint.WeldJointCode.Replace(weldJoint.PipelineCode + "/", ""),
+                                  WeldJointPoint = weldJoint.WeldJointPoint,
+                                  PaintCode = paint == null ? string.Empty : paint.PaintCode
+                              }).OrderBy(x => x.pipelineCode).ThenBy(x => x.SortIndex).ToList();
                 var tb = LINQToDataTable(result);
                 if (tb != null && tb.Rows.Count > 0)
                 {