Misc assay issues fixes for 25.7

packages/components/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@labkey/components",
-  "version": "6.49.1",
+  "version": "6.49.2",
   "description": "Components, models, actions, and utility functions for LabKey applications and pages",
   "sideEffects": false,
   "files": [

packages/components/releaseNotes/components.md

@@ -1,6 +1,10 @@
 # @labkey/components
 Components, models, actions, and utility functions for LabKey applications and pages
 
+### version 6.49.2
+*Released*: 17 June 2025
+- GitHub Issue 748: "View Assay Results for Selected" gives error when no rows have sample IDs
+
 ### version 6.49.1
 *Released*: 16 June 2025
 - GH Issue 796: App assay Samples > Find Derivatives in Sample Finder not working for field with special characters

packages/components/src/internal/components/samples/actions.ts

@@ -445,6 +445,12 @@ export async function createSessionAssayRunSummaryQuery(sampleIds: number[]): Pr
         assayRunsQuery = 'AssayRunsPerSampleChildFolder';
     }
 
+    // GitHub Issue 748: need to account for the case with no sampleIds
+    let whereClause = 'WHERE RowId IN (' + sampleIds.join(',') + ')\n';
+    if (sampleIds.length === 0) {
+        whereClause = 'WHERE 1 = 0\n'; // add where clause that will always result in zero rows
+    }
+
     return await selectRowsDeprecated({
         saveInSession: true,
         schemaName: 'exp',
@@ -453,9 +459,7 @@ export async function createSessionAssayRunSummaryQuery(sampleIds: number[]): Pr
             "FROM (SELECT RowId, SampleID, SampleType, Assay || ' Run Count' AS Assay FROM " +
             assayRunsQuery +
             ') X\n' +
-            'WHERE RowId IN (' +
-            sampleIds.join(',') +
-            ')\n' +
+            whereClause +
             'GROUP BY RowId, SampleID, SampleType, Assay\n' +
             'PIVOT RunCount BY Assay',
         maxRows: 0, // we don't need any data back here, we just need to get the temp session schema/query