From 94d9a2337b85b9e41c8b01bf678f617430455b07 Mon Sep 17 00:00:00 2001
From: Go MAEDA <maeda@farend.jp>
Date: Sun, 15 Sep 2024 06:31:30 +0000
Subject: Add "Author / Previous assignee" group to assignee dropdown in issue
 form (#16045).
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Patch by Luka Lüdicke (user:dkd-luedicke), Mizuki ISHIKAWA (user:ishikawa999), and Go MAEDA (user:maeda).


git-svn-id: https://svn.redmine.org/redmine/trunk@23059 e93f8b46-1217-0410-a6f0-8f06a7374b81
---
 app/models/issue.rb | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'app/models')

diff --git a/app/models/issue.rb b/app/models/issue.rb
index 3debf90ec..48a935558 100644
--- a/app/models/issue.rb
+++ b/app/models/issue.rb
@@ -925,6 +925,18 @@ class Issue < ApplicationRecord
     result
   end
 
+  # Returns the assignee immediately prior to the current one from the issue history
+  def prior_assigned_to
+    prior_assigned_to_id =
+      journals.joins(:details)
+              .where(details: {prop_key: 'assigned_to_id'})
+              .where.not(details: {old_value: nil})
+              .order(id: :desc)
+              .pick(:old_value)
+
+    prior_assigned_to_id && Principal.find_by(id: prior_assigned_to_id)
+  end
+
   # Returns the initial status of the issue
   # Returns nil for a new issue
   def status_was
-- 
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