From e11c1b5d20a7bff4d8be035be5d76b73b6e3e591 Mon Sep 17 00:00:00 2001
From: Vladimir Krylov <vladimir.krylov@perfectline.co>
Date: Tue, 17 Nov 2015 12:17:26 +0200
Subject: [PATCH] Prepare history import

---
 app/models/legacy/domain.rb         |  1 +
 app/models/legacy/domain_history.rb |  2 ++
 app/models/legacy/history.rb        |  5 +++++
 lib/tasks/import.rake               | 24 ++++++++++++++++++++++++
 4 files changed, 32 insertions(+)
 create mode 100644 app/models/legacy/history.rb

diff --git a/app/models/legacy/domain.rb b/app/models/legacy/domain.rb
index d0a05d178..64506b1ef 100644
--- a/app/models/legacy/domain.rb
+++ b/app/models/legacy/domain.rb
@@ -12,5 +12,6 @@ module Legacy
     has_many :domain_contact_maps, foreign_key: :domainid
     has_many :nsset_contact_maps, foreign_key: :nssetid, primary_key: :nsset
     has_many :domain_histories, foreign_key: :id
+    alias_method :history, :domain_histories
   end
 end
diff --git a/app/models/legacy/domain_history.rb b/app/models/legacy/domain_history.rb
index 234585ac3..08ab52836 100644
--- a/app/models/legacy/domain_history.rb
+++ b/app/models/legacy/domain_history.rb
@@ -3,5 +3,7 @@ module Legacy
     self.table_name = :domain_history
 
     belongs_to :domain, foreign_key: :id
+    belongs_to :history, foreign_key: :historyid
+    has_one :object_history, foreign_key: :historyid, primary_key: :historyid
   end
 end
diff --git a/app/models/legacy/history.rb b/app/models/legacy/history.rb
new file mode 100644
index 000000000..98ef464b0
--- /dev/null
+++ b/app/models/legacy/history.rb
@@ -0,0 +1,5 @@
+module Legacy
+  class History < Db
+    self.table_name = :history
+  end
+end
\ No newline at end of file
diff --git a/lib/tasks/import.rake b/lib/tasks/import.rake
index 28786d278..519a3279c 100644
--- a/lib/tasks/import.rake
+++ b/lib/tasks/import.rake
@@ -774,6 +774,30 @@ namespace :import do
 
     puts "-----> Imported zones in #{(Time.zone.now.to_f - start).round(2)} seconds"
   end
+
+  desc 'Import history'
+  task history: :environment do
+    Domain.where.not(legacy_id: nil).find_each do |domain|
+      next if domain.versions.where(action: :create).any?
+
+      history = Legacy::DomainHistory.where(id: domain.legacy_id).order("valid_from ASC").to_a
+      history.each_with_index do |his, i|
+        event = :update
+        event = :create  if i == 0
+        event = :destroy if i + 1 == history.size && his.history.valid_to.present?
+
+        {
+            item_type: domain.class,
+            item_id:   domain.id,
+            event:     event,
+            whodunnit: Registrar.find_by(legacy_id: his.object_history.upid || his.object_history.clid),
+            object:    {},
+            object_changes: {"id" => [nil, 1111] },
+            created_at: his.object_history.try(:update),
+        }
+      end
+    end
+  end
 end
 
 def parse_zone_ns_data(domain, zone)