Rake task to update new fields for existing batches (#1958)

* Rake task to update new fields for existing batches

* Delete public file with the new fields to upload it manually

lib/tasks/batches_labels.rake

@@ -0,0 +1,19 @@
+require 'csv'
+
+namespace :batches_labels do
+  desc "Update batches label fields"
+  task :import, [:csv_file] => :environment do |task, args|
+    path = args[:csv_file] || abort("Usage: $> rake batches_labels:import[path/to/file.csv] RAILS_ENV={env}")
+
+    CSV.foreach(path, headers: true) do |row|
+      batch = Batch.find_by(batch_number: row['batch_number'])
+      if batch
+        batch.reference_gene = row['reference_gene']
+        batch.target_organism_taxonomy_id = row['target_organism_taxonomy_id']
+        batch.pango_lineage = row['pango_lineage']
+        batch.who_label = row['who_label']
+        batch.save
+      end
+    end
+  end
+end