feat: APIs for Articles (#4777)

Fixes: #4802

spec/models/article_spec.rb

@@ -14,4 +14,105 @@ RSpec.describe Article, type: :model do
     it { is_expected.to belong_to(:category) }
     it { is_expected.to belong_to(:author) }
   end
+
+  describe 'search' do
+    let!(:account) { create(:account) }
+    let(:user) { create(:user, account_ids: [account.id], role: :agent) }
+    let!(:portal_1) { create(:portal, account_id: account.id) }
+    let!(:portal_2) { create(:portal, account_id: account.id) }
+    let!(:category_1) { create(:category, slug: 'category_1', locale: 'en', portal_id: portal_1.id) }
+    let!(:category_2) { create(:category, slug: 'category_2', locale: 'es', portal_id: portal_1.id) }
+    let!(:category_3) { create(:category, slug: 'category_3', locale: 'es', portal_id: portal_2.id) }
+
+    before do
+      create(:article, category_id: category_1.id, content: 'This is the content', description: 'this is the description', title: 'this is title',
+                       portal_id: portal_1.id, author_id: user.id)
+      create(:article, category_id: category_1.id, title: 'title 1', portal_id: portal_1.id, author_id: user.id)
+      create(:article, category_id: category_2.id, title: 'title 2', portal_id: portal_2.id, author_id: user.id)
+      create(:article, category_id: category_2.id, title: 'title 3', portal_id: portal_1.id, author_id: user.id)
+      create(:article, category_id: category_3.id, title: 'title 6', portal_id: portal_2.id, author_id: user.id)
+      create(:article, category_id: category_2.id, title: 'title 7', portal_id: portal_1.id, author_id: user.id)
+    end
+
+    context 'when no parameters passed' do
+      it 'returns all the articles in portal' do
+        records = portal_1.articles.search({})
+        expect(records.count).to eq(portal_1.articles.count)
+
+        records = portal_2.articles.search({})
+        expect(records.count).to eq(portal_2.articles.count)
+      end
+    end
+
+    context 'when params passed' do
+      it 'returns all the articles with all the params filters' do
+        params = { query: 'title', locale: 'es', category_slug: 'category_3' }
+        records = portal_2.articles.search(params)
+        expect(records.count).to eq(1)
+
+        params = { query: 'this', locale: 'en', category_slug: 'category_1' }
+        records = portal_1.articles.search(params)
+        expect(records.count).to eq(2)
+      end
+    end
+
+    context 'when some params missing' do
+      it 'returns data with category slug' do
+        params = { category_slug: 'category_2' }
+        records = portal_1.articles.search(params)
+        expect(records.count).to eq(2)
+      end
+
+      it 'returns data with locale' do
+        params = { locale: 'es' }
+        records = portal_2.articles.search(params)
+        expect(records.count).to eq(2)
+
+        params = { locale: 'en' }
+        records = portal_1.articles.search(params)
+        expect(records.count).to eq(2)
+      end
+
+      it 'returns data with text_search query' do
+        params = { query: 'title' }
+        records = portal_2.articles.search(params)
+        expect(records.count).to eq(2)
+
+        params = { query: 'title' }
+        records = portal_1.articles.search(params)
+        expect(records.count).to eq(4)
+
+        params = { query: 'the content' }
+        records = portal_2.articles.search(params)
+        expect(records.count).to eq(2)
+      end
+
+      it 'returns data with text_search query and locale' do
+        params = { query: 'the title', locale: 'es' }
+        records = portal_2.articles.search(params)
+        expect(records.count).to eq(2)
+      end
+
+      it 'returns records with locale and category_slug' do
+        params = { category_slug: 'category_2', locale: 'es' }
+        records = portal_1.articles.search(params)
+        expect(records.count).to eq(2)
+      end
+
+      it 'return records with category_slug and text_search query' do
+        params = { category_slug: 'category_2', query: 'the title' }
+        records = portal_1.articles.search(params)
+        expect(records.count).to eq(2)
+      end
+    end
+
+    context 'with pagination' do
+      it 'returns paginated articles' do
+        create_list(:article, 30, category_id: category_2.id, title: 'title 1', portal_id: portal_2.id, author_id: user.id)
+        params = { category_slug: 'category_2' }
+        records = portal_2.articles.search(params)
+        expect(records.count).to eq(25)
+      end
+    end
+  end
 end