From bf4eabc7285181fe7fa91d680ef428ba8ed9f129 Mon Sep 17 00:00:00 2001
From: labkey-nicka <nickk@labkey.com>
Date: Tue, 20 Jan 2026 08:59:08 -0800
Subject: [PATCH] Exp.Materials.LastIndexed

---
 .../labkey/api/exp/query/ExpMaterialTable.java    |  1 +
 .../labkey/experiment/api/ExpDataTableImpl.java   |  5 ++++-
 .../experiment/api/ExpMaterialTableImpl.java      | 15 ++++++++++++++-
 3 files changed, 19 insertions(+), 2 deletions(-)

diff --git a/api/src/org/labkey/api/exp/query/ExpMaterialTable.java b/api/src/org/labkey/api/exp/query/ExpMaterialTable.java
index 6c856381460..0d719a0466b 100644
--- a/api/src/org/labkey/api/exp/query/ExpMaterialTable.java
+++ b/api/src/org/labkey/api/exp/query/ExpMaterialTable.java
@@ -42,6 +42,7 @@ enum Column
         Inputs,
         IsAliquot,
         IsPlated,
+        LastIndexed,
         LSID,
         MaterialExpDate,
         MaterialSourceId,
diff --git a/experiment/src/org/labkey/experiment/api/ExpDataTableImpl.java b/experiment/src/org/labkey/experiment/api/ExpDataTableImpl.java
index 1896b1eb5b6..1a380ac7884 100644
--- a/experiment/src/org/labkey/experiment/api/ExpDataTableImpl.java
+++ b/experiment/src/org/labkey/experiment/api/ExpDataTableImpl.java
@@ -296,7 +296,10 @@ public MutableColumnInfo createColumn(String alias, Column column)
                         append(ExperimentServiceImpl.get().getTinfoDataIndexed(), "di").
                         append(" WHERE di.DataId = ").
                         append(ExprColumn.STR_TABLE_ALIAS).append(".RowId)");
-                var lastIndexed = new ExprColumn(this, "LastIndexed", lastIndexedSql, JdbcType.TIMESTAMP);
+                var lastIndexed = new ExprColumn(this, Column.LastIndexed.name(), lastIndexedSql, JdbcType.TIMESTAMP);
+                lastIndexed.setDescription("Date when the data was last full-text search indexed in the system");
+                lastIndexed.setHidden(true);
+                lastIndexed.setReadOnly(true);
                 lastIndexed.setUserEditable(false);
                 return lastIndexed;
             case DataClass:
diff --git a/experiment/src/org/labkey/experiment/api/ExpMaterialTableImpl.java b/experiment/src/org/labkey/experiment/api/ExpMaterialTableImpl.java
index 80393dc07d5..7251c8e7b6c 100644
--- a/experiment/src/org/labkey/experiment/api/ExpMaterialTableImpl.java
+++ b/experiment/src/org/labkey/experiment/api/ExpMaterialTableImpl.java
@@ -145,6 +145,7 @@
 import static org.labkey.api.exp.query.ExpMaterialTable.Column.AliquotVolume;
 import static org.labkey.api.exp.query.ExpMaterialTable.Column.AvailableAliquotCount;
 import static org.labkey.api.exp.query.ExpMaterialTable.Column.AvailableAliquotVolume;
+import static org.labkey.api.exp.query.ExpMaterialTable.Column.LastIndexed;
 import static org.labkey.api.exp.query.ExpMaterialTable.Column.StoredAmount;
 import static org.labkey.api.exp.query.ExpMaterialTable.Column.Units;
 import static org.labkey.api.util.StringExpressionFactory.AbstractStringExpression.NullValueBehavior.NullResult;
@@ -577,6 +578,18 @@ public StringExpression getURL(ColumnInfo parent)
                 ret.setShownInUpdateView(true);
                 return ret;
             }
+            case LastIndexed ->
+            {
+                var sql = new SQLFragment("(SELECT LastIndexed FROM ")
+                        .append(ExperimentServiceImpl.get().getTinfoMaterialIndexed(), "mi")
+                        .append(" WHERE mi.MaterialId = ").append(ExprColumn.STR_TABLE_ALIAS).append(".RowId)");
+                var ret = new ExprColumn(this, LastIndexed.name(), sql, JdbcType.TIMESTAMP);
+                ret.setDescription("Date when the material was last full-text search indexed in the system");
+                ret.setHidden(true);
+                ret.setReadOnly(true);
+                ret.setUserEditable(false);
+                return ret;
+            }
             default -> throw new IllegalArgumentException("Unknown column " + column);
         }
     }
@@ -903,7 +916,7 @@ public void addQueryFieldKeys(Set<FieldKey> keys)
         addColumn(col);
 
         addVocabularyDomains();
-
+        addColumn(LastIndexed);
         addColumn(Column.Properties);
 
         var colInputs = addColumn(Column.Inputs);