From b377d8b538d990c46eb4edb04ec7386f89b89f94 Mon Sep 17 00:00:00 2001
From: Mathieu Magnin <mathieu.magnin@gmail.com>
Date: Tue, 1 Aug 2017 10:53:06 +0200
Subject: [PATCH 1/2] Add id column on AssignTo

---
 db/migrate/20170801083632_add_id_to_assign_to.rb | 5 +++++
 db/schema.rb                                     | 4 ++--
 2 files changed, 7 insertions(+), 2 deletions(-)
 create mode 100644 db/migrate/20170801083632_add_id_to_assign_to.rb

diff --git a/db/migrate/20170801083632_add_id_to_assign_to.rb b/db/migrate/20170801083632_add_id_to_assign_to.rb
new file mode 100644
index 000000000..195930ab5
--- /dev/null
+++ b/db/migrate/20170801083632_add_id_to_assign_to.rb
@@ -0,0 +1,5 @@
+class AddIdToAssignTo < ActiveRecord::Migration[5.0]
+  def change
+    add_column :assign_tos, :id, :primary_key
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index 31122ab38..04ae79e32 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 20170713151123) do
+ActiveRecord::Schema.define(version: 20170801083632) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
@@ -64,7 +64,7 @@ ActiveRecord::Schema.define(version: 20170713151123) do
     t.datetime "updated_at", null: false
   end
 
-  create_table "assign_tos", id: false, force: :cascade do |t|
+  create_table "assign_tos", force: :cascade do |t|
     t.integer "gestionnaire_id"
     t.integer "procedure_id"
     t.index ["gestionnaire_id"], name: "index_assign_tos_on_gestionnaire_id", using: :btree

From 7fdcc91e0c4dcaa440d2ef11c34e28051dcc9911 Mon Sep 17 00:00:00 2001
From: Mathieu Magnin <mathieu.magnin@gmail.com>
Date: Tue, 1 Aug 2017 11:27:14 +0200
Subject: [PATCH 2/2] Clean assign_to duplicates with a rake task

---
 lib/tasks/2017_08_01_clean_assign_to.rake | 12 ++++++++++++
 1 file changed, 12 insertions(+)
 create mode 100644 lib/tasks/2017_08_01_clean_assign_to.rake

diff --git a/lib/tasks/2017_08_01_clean_assign_to.rake b/lib/tasks/2017_08_01_clean_assign_to.rake
new file mode 100644
index 000000000..fd407a956
--- /dev/null
+++ b/lib/tasks/2017_08_01_clean_assign_to.rake
@@ -0,0 +1,12 @@
+namespace :'2017_08_01_clean_assign_to' do
+  task clean: :environment do
+    duplicates = AssignTo.group(:gestionnaire_id, :procedure_id).count.select{ |_gestionnaire_id_procedure_id, count| count > 1 }.keys
+
+    duplicate_ids = duplicates.map { |gestionnaire_id, procedure_id| AssignTo.where(gestionnaire_id: gestionnaire_id, procedure_id: procedure_id).pluck(:id) }
+
+    duplicate_ids.each do |ids|
+      ids.pop
+      AssignTo.where(id: ids).destroy_all
+    end
+  end
+end