From 1c75d6bebcc8be0e081538f0364801f9f36cc731 Mon Sep 17 00:00:00 2001
From: Sawy <melsawy.be7eri@gmail.com>
Date: Wed, 28 Aug 2024 13:00:05 +0300
Subject: [PATCH] CV2-5129: apply same search for Explainer

---
 app/models/team.rb         |  6 +++++-
 test/models/team_2_test.rb | 12 +++++++++++-
 2 files changed, 16 insertions(+), 2 deletions(-)

diff --git a/app/models/team.rb b/app/models/team.rb
index 13695de9d..bb96e63aa 100644
--- a/app/models/team.rb
+++ b/app/models/team.rb
@@ -495,7 +495,11 @@ def filtered_explainers(filters = {})
     query = query.where(updated_at: Range.new(*format_times_search_range_filter(JSON.parse(filters[:updated_at]), nil))) unless filters[:updated_at].blank?
 
     # Filter by text
-    query = query.where('(title ILIKE ? OR url ILIKE ? OR description ILIKE ?)', *["%#{filters[:text]}%"]*3) if filters[:text].to_s.size > 2
+    if filters[:text].to_s.size > 2
+      tsquery = Team.sanitize_sql_array(["to_tsquery(?)", filters[:text].split(/\s+/).map(&:strip).join(' & ')]) # FIXME: May not work for all languages
+      tsvector = "to_tsvector('simple', coalesce(title, '') || ' ' || coalesce(url, '') || coalesce(description, ''))"
+      query = query.where(Arel.sql("#{tsvector} @@ #{tsquery}"))
+    end
 
     # Exclude the ones already applied to a target item
     target = ProjectMedia.find_by_id(filters[:target_id].to_i)
diff --git a/test/models/team_2_test.rb b/test/models/team_2_test.rb
index f9bceb24b..49e1ae56d 100644
--- a/test/models/team_2_test.rb
+++ b/test/models/team_2_test.rb
@@ -1528,9 +1528,10 @@ def setup
     assert_equal ['none', 'link_preview'], t.available_newsletter_header_types
   end
 
-  test "should search for fact-checks by keywords" do
+  test "should search for fact-checks and explainers by keywords" do
     Sidekiq::Testing.fake!
     t = create_team
+    # Fact-checks
     create_fact_check title: 'Some Other Test', claim_description: create_claim_description(project_media: create_project_media(team: t))
     create_fact_check title: 'Bar Bravo Foo Test', claim_description: create_claim_description(project_media: create_project_media(team: t))
     create_fact_check title: 'Foo Alpha Bar Test', claim_description: create_claim_description(project_media: create_project_media(team: t))
@@ -1539,5 +1540,14 @@ def setup
     assert_equal 2, t.filtered_fact_checks(text: 'Foo Bar').count
     assert_equal 1, t.filtered_fact_checks(text: 'Foo Bar Bravo').count
     assert_equal 1, t.filtered_fact_checks(text: 'Foo Bar Alpha').count
+    # Explainer
+    create_explainer title: 'Some Other Test', team: t
+    create_explainer title: 'Bar Bravo Foo Test', team: t
+    create_explainer title: 'Foo Alpha Bar Test', team: t
+    assert_equal 3, t.filtered_explainers.count
+    assert_equal 3, t.filtered_explainers(text: 'Test').count
+    assert_equal 2, t.filtered_explainers(text: 'Foo Bar').count
+    assert_equal 1, t.filtered_explainers(text: 'Foo Bar Bravo').count
+    assert_equal 1, t.filtered_explainers(text: 'Foo Bar Alpha').count
   end
 end