[POD-1795] reconfigure serialized fields

app/models/digital_status.rb

@@ -1,14 +1,14 @@
 class DigitalStatus < ActiveRecord::Base
 	require 'json/ext'
 
-	serialize :options, Hash
+	serialize :options, JSON
 	belongs_to :physical_object
 	validates :physical_object, presence: true
 	validates :physical_object_mdpi_barcode, presence: true
 	before_validation :set_mdpi_barcode_from_object
 
 	DIGITAL_STATUS_START = "transferred"
-	serialized_empty_hash = "--- {}\n"
+        serialized_empty_hash = {}.to_json.to_s
 	# the number of hours after digitization start that a video physical object is auto-accepted
 	@@Video_File_Auto_Accept = TechnicalMetadatumModule::GENRE_AUTO_ACCEPT_DAYS[:video] * 24
 	# the number of hours after digitization start that an audio physical object is auto-accepted

app/models/memnon_invoice_submission.rb

@@ -1,4 +1,4 @@
 class MemnonInvoiceSubmission < ActiveRecord::Base
-	serialize :problems_by_row
+	serialize :problems_by_row, JSON
 	validates :filename, presence: true
 end

db/migrate/20220719160322_add_serialized_fields.rb

@@ -0,0 +1,10 @@
+class AddSerializedFields < ActiveRecord::Migration
+  def up
+    add_column :memnon_invoice_submissions, :problems_by_row_json, :text, limit: 4294967295
+    add_column :digital_statuses, :options_json, :text, limit: 65535
+  end
+  def down
+    remove_column :memnon_invoice_submissions, :problems_by_row_json
+    remove_column :digital_statuses, :options_json
+  end
+end

db/migrate/20220721194158_populate_serialized_fields.rb

@@ -0,0 +1,25 @@
+class PopulateSerializedFields < ActiveRecord::Migration
+  def up
+    puts "Populating MemnonInvoiceSubmission: #{MemnonInvoiceSubmission.count}"
+    MemnonInvoiceSubmission.find_in_batches.with_index do |group, batch|
+      puts "processing batch #{batch}"
+      group.each_with_index do |mis, i|
+        puts "#{i+1}: #{mis.id}"
+        mis.problems_by_row_json = mis.problems_by_row
+        mis.save!
+      end
+    end
+    puts "Populating DigitalStatus: #{DigitalStatus.count}"
+    DigitalStatus.find_in_batches.with_index do |group, batch|
+      puts "processing batch #{batch}"
+      group.each_with_index do |ds, i|
+        puts "#{i+1}: #{ds.id}"
+        ds.options_json = ds.options
+        ds.save! 
+      end
+    end
+  end
+  def down
+    puts "no action on rollback"
+  end
+end

db/migrate/20220721194740_rename_serialized_fields.rb

@@ -0,0 +1,14 @@
+class RenameSerializedFields < ActiveRecord::Migration
+  def up
+    rename_column :memnon_invoice_submissions, :problems_by_row, :problems_by_row_yaml
+    rename_column :memnon_invoice_submissions, :problems_by_row_json, :problems_by_row
+    rename_column :digital_statuses, :options, :options_yaml
+    rename_column :digital_statuses, :options_json, :options
+  end
+  def down
+    rename_column :memnon_invoice_submissions, :problems_by_row, :problems_by_row_json
+    rename_column :memnon_invoice_submissions, :problems_by_row_yaml, :problems_by_row
+    rename_column :digital_statuses, :options, :options_json
+    rename_column :digital_statuses, :options_yaml, :options
+  end
+end