Fix migration and model for ProjectStorage

db/migrate/20220113144759_create_file_links.rb

@@ -20,9 +20,9 @@ class CreateFileLinks < ActiveRecord::Migration[6.1]
       t.timestamps
 
       # i.e. show all file links per WP.
-      t.index [:container_id, :container_type]
+      t.index %i[container_id container_type]
       # i.e. show all work packages per file.
-      t.index [:origin_id, :storage_id]
+      t.index %i[origin_id storage_id]
     end
   end
 end

db/migrate/20220121090847_create_projects_storages.rb

@@ -1,14 +1,15 @@
 class CreateProjectsStorages < ActiveRecord::Migration[6.1]
   def change
     create_table :projects_storages do |t|
-      t.bigint :project_id, null: false, foreign_key: true
-      t.bigint :storage_id, null: false, foreign_key: true
-      t.bigint :creator_id, null: false, foreign_key: true
+      t.references :project, null: false, foreign_key: true, on_delete: :cascade
+      t.references :storage, null: false, foreign_key: true, on_delete: :cascade
+      t.references :creator,
+                   null: false,
+                   index: true,
+                   foreign_key: { to_table: :users }
 
       t.timestamps
 
-      t.index :project_id
-      t.index :storage_id
       t.index %i[project_id storage_id], unique: true
     end
   end

modules/storages/app/controllers/storages/admin/projects_storages_controller.rb

@@ -2,7 +2,7 @@
 
 #-- copyright
 # OpenProject is an open source project management software.
-# Copyright (C) 2012-2021 the OpenProject GmbH
+# Copyright (C) 2012-2022 the OpenProject GmbH
 #
 # This program is free software; you can redistribute it and/or
 # modify it under the terms of the GNU General Public License version 3.

modules/storages/app/models/storages/project_storage.rb

@@ -2,7 +2,7 @@
 
 #-- copyright
 # OpenProject is an open source project management software.
-# Copyright (C) 2012-2021 the OpenProject GmbH
+# Copyright (C) 2012-2022 the OpenProject GmbH
 #
 # This program is free software; you can redistribute it and/or
 # modify it under the terms of the GNU General Public License version 3.
@@ -30,7 +30,7 @@
 
 class Storages::ProjectStorage < ApplicationRecord
   self.table_name = 'projects_storages'
-  belongs_to :project, class_name: 'Project'
+  belongs_to :project
   belongs_to :storage, class_name: 'Storages::Storage'
   belongs_to :creator, class_name: 'User'