From ec0119406862d720fffddcfb37cbb368a8ceeaae Mon Sep 17 00:00:00 2001
From: Frederic Merizen <frederic.merizen@gmail.com>
Date: Tue, 26 Jun 2018 17:17:29 +0200
Subject: [PATCH] Rake task to remove champs with dossier_id = 0 (created by
 old preview)

---
 lib/tasks/2018_06_26_purge_preview_dossiers.rake | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100644 lib/tasks/2018_06_26_purge_preview_dossiers.rake

diff --git a/lib/tasks/2018_06_26_purge_preview_dossiers.rake b/lib/tasks/2018_06_26_purge_preview_dossiers.rake
new file mode 100644
index 000000000..15f15c218
--- /dev/null
+++ b/lib/tasks/2018_06_26_purge_preview_dossiers.rake
@@ -0,0 +1,16 @@
+require Rails.root.join("lib", "tasks", "task_helper")
+
+namespace :'2018_06_26_purge_preview_dossiers' do
+  task run: :environment do
+    # We use delete_all and manually destroy associations because it’s so much faster that Champ.where(dossier_id: 0).destroy_all
+
+    c_count = Commentaire.joins(:champ).where(champs: { dossier_id: 0 }).delete_all
+    rake_puts("Deleted #{c_count} commentaires\n")
+    a_count = ActiveStorage::Attachment.joins('join champs ON active_storage_attachments.record_id = champs.id').where(champs: { dossier_id: 0 }).delete_all
+    rake_puts("Deleted #{a_count} attachments\n")
+    v_count = VirusScan.joins(:champ).where(champs: { dossier_id: 0 }).delete_all
+    rake_puts("Deleted #{v_count} virus scans\n")
+    ch_count = Champ.where(dossier_id: 0).delete_all
+    rake_puts("Deleted #{ch_count} champs\n")
+  end
+end