Add calculated column listing cohorts

Author: bbimber

Studies/resources/queries/studies/studies/.qview.xml

@@ -0,0 +1,13 @@
+<customView xmlns="http://labkey.org/data/xml/queryCustomView" hidden="false" canOverride="false">
+    <columns>
+        <column name="rowId"/>
+        <column name="studyName"/>
+        <column name="label"/>
+        <column name="category"/>
+        <column name="description"/>
+        <column name="cohorts"/>
+    </columns>
+    <sorts>
+        <sort column="studyName" descending="false"/>
+    </sorts>
+</customView>

Studies/resources/schemas/studies.xml

@@ -132,6 +132,7 @@
         <auditLogging>DETAILED</auditLogging>
         <columns>
             <column columnName="rowid">
+                <columnTitle>Study Id</columnTitle>
                 <isAutoInc>true</isAutoInc>
                 <shownInUpdateView>false</shownInUpdateView>
                 <shownInInsertView>false</shownInInsertView>

Studies/src/org/labkey/studies/query/StudiesUserSchema.java

@@ -7,12 +7,15 @@
 import org.labkey.api.data.Container;
 import org.labkey.api.data.ContainerFilter;
 import org.labkey.api.data.DbSchema;
+import org.labkey.api.data.JdbcType;
+import org.labkey.api.data.SQLFragment;
 import org.labkey.api.data.SchemaTableInfo;
 import org.labkey.api.data.SimpleFilter;
 import org.labkey.api.data.TableInfo;
 import org.labkey.api.data.TableSelector;
 import org.labkey.api.ldk.table.ContainerScopedTable;
 import org.labkey.api.ldk.table.CustomPermissionsTable;
+import org.labkey.api.query.ExprColumn;
 import org.labkey.api.query.FieldKey;
 import org.labkey.api.query.QueryDefinition;
 import org.labkey.api.query.QueryException;
@@ -177,7 +180,16 @@ private TableInfo createStudyDesignTable(String name, ContainerFilter cf, boolea
             ret.addTriggerFactory(new StudiesTriggerFactory());
         }
 
-        return ret.init();
+        ret = ret.init();
+
+        final String chr = ret.getSqlDialect().isPostgreSQL() ? "chr" : "char";
+        SQLFragment sql1 = new SQLFragment("(SELECT ").append(ret.getSqlDialect().getGroupConcat(new SQLFragment("c.label"), true, true, new SQLFragment(chr + "(10)"))).append(" as expr FROM " + StudiesSchema.NAME + "." + TABLE_COHORTS + " c WHERE c.studyId = " + ExprColumn.STR_TABLE_ALIAS + ".rowId)");
+        ExprColumn col1 = new ExprColumn(ret, "cohorts", sql1, JdbcType.VARCHAR, ret.getColumn("rowid"));
+        col1.setLabel("Cohort(s)");
+        col1.setDescription("This column lists the cohort labels for this study");
+        ret.addColumn(col1);
+
+        return ret;
     }
 
     private LookupSetTable createForPropertySet(StudiesUserSchema us, ContainerFilter cf, String setName, Map<String, Object> map)