properly save all results from tune module

Author: suzannejin

conf/modules.config

@@ -89,7 +89,7 @@ process {
     // main config
     // ==============================================================================
 
-    withName: "STIMULUS_SPLIT_SPLIT" {
+    withName: "STIMULUS_SPLIT_TRANSFORM" {
         publishDir = [
             path: { "${params.outdir}/configs" },
             mode: params.publish_dir_mode
@@ -115,7 +115,7 @@ process {
             mode: params.publish_dir_mode,
             when: params.save_data
         ]
-        ext.prefix = { "${meta.id}-split-${meta2.split_id}-trans-${meta2.transform_id}" }
+        ext.prefix = { "${meta.id}-split-${meta.split_id}-trans-${meta.transform_id}" }
         if (params.container_dev) {
             container = params.container_dev
         }
@@ -136,7 +136,7 @@ process {
             params.debug_mode ? "--debug_mode" : ''
         ].flatten().unique(false).join(' ').trim()}
         publishDir = [
-            path: { "${params.outdir}/tune_results/${meta.id}" },
+            path: { "${params.outdir}/tune_results/${meta.id}-split-${meta.split_id}-trans-${meta.transform_id}" },
             mode: params.publish_dir_mode
         ]
         if (params.container_dev) {