Move all dedications into valid json

db/migrate/20181002160627_correct_dedications.rb

@@ -0,0 +1,51 @@
+class CorrectDedications < ActiveRecord::Migration
+  def up
+    execute <<-SQL
+    create or replace function is_valid_json(p_json text)
+  returns boolean
+as
+$$
+begin
+  return (p_json::json is not null);
+exception
+  when others then
+     return false;
+end;
+$$
+language plpgsql
+immutable;
+    SQL
+
+    result = Qx.select('id', 'dedication').from(:donations)
+                 .where("dedication IS NOT NULL AND dedication != ''")
+                 .and_where("NOT is_valid_json(dedication)").ex
+    result.map do |i|
+      output = {id: i['id']}
+      if i['dedication'] =~ /(((in (loving )?)?memory of|in memorium)\:? )(.+)/i
+        output[:dedication] = JSON.generate({type: 'memory', note: $+ })
+      elsif i['dedication'] =~ /((in honor of|honor of)\:? )(.+)/i
+        output[:dedication] = JSON.generate({type: 'honor', note: $+ })
+      else
+        output[:dedication] = JSON.generate({type: 'honor', note: i['dedication'] })
+      end
+      output
+    end.each do |i|
+      Qx.update(:donations).where('id = $id', {id: i[:id]}).set({dedication: i[:dedication]}).ex
+    end
+
+    #
+    # result = Qx.select('id', 'dedication').from(:donations)
+    #              .where("id IN ($ids)", ids: result.map{|i| i['id']}).ex
+    #
+    # puts result
+
+
+    execute <<-SQL
+    drop function is_valid_json(text);
+    SQL
+  end
+
+  def down
+  end
+end
+