fixing report

mapping/src/main/scala/nl/lumc/sasc/biopet/pipelines/mapping/MultisampleMappingReport.scala

@@ -49,7 +49,8 @@ trait MultisampleMappingReportTrait extends MultisampleReportBuilder {
     val wgsExecuted = summary.getSampleValues("bammetrics", "stats", "wgs").values.exists(_.isDefined)
     val rnaExecuted = summary.getSampleValues("bammetrics", "stats", "rna").values.exists(_.isDefined)
     val insertsizeExecuted = summary.getSampleValues("bammetrics", "stats", "CollectInsertSizeMetrics", "metrics").values.exists(_ != Some(None))
-    val pairedFound = summary.getLibraryValues("mapping", "settings", "paired").exists(_._2 == Some(true))
+    val mappingExecuted = summary.getLibraryValues("mapping").nonEmpty
+    val pairedFound = !mappingExecuted || summary.getLibraryValues("mapping", "settings", "paired").exists(_._2 == Some(true))
     val flexiprepExecuted = summary.getLibraryValues("flexiprep")
       .exists { case ((sample, lib), value) => value.isDefined }
 
@@ -72,7 +73,7 @@ trait MultisampleMappingReportTrait extends MultisampleReportBuilder {
         List("Alignment" -> ReportSection("/nl/lumc/sasc/biopet/pipelines/bammetrics/alignmentSummary.ssp",
           Map("sampleLevel" -> true, "showPlot" -> true, "showTable" -> false)
         )) ++
-        (if (insertsizeExecuted && pairedFound) List("Insert Size" -> ReportSection("/nl/lumc/sasc/biopet/pipelines/bammetrics/insertSize.ssp",
+        (if (pairedFound) List("Insert Size" -> ReportSection("/nl/lumc/sasc/biopet/pipelines/bammetrics/insertSize.ssp",
           Map("sampleLevel" -> true, "showPlot" -> true, "showTable" -> false)))
         else Nil) ++
         (if (wgsExecuted) List("Whole genome coverage" -> ReportSection("/nl/lumc/sasc/biopet/pipelines/bammetrics/wgsHistogram.ssp",