Merge pull request #323 from donnguyen/feature/add-string-in-cond

Add :string_in cond

Author: n-rodriguez

README.md

@@ -215,7 +215,7 @@ end
 
 `cond` can be :
 
-* `:like`, `:start_with`, `:end_with`, `:string_eq` for string or full text search
+* `:like`, `:start_with`, `:end_with`, `:string_eq`, `:string_in` for string or full text search
 * `:eq`, `:not_eq`, `:lt`, `:gt`, `:lteq`, `:gteq`, `:in` for numeric
 * `:date_range` for date range (only for Rails > 4.2.x, see [here](#daterange-search))
 * `:null_value` for nil field

lib/ajax-datatables-rails/datatable/column/search.rb

@@ -71,6 +71,8 @@ def non_regex_search
             casted_column.matches("%#{formatted_value}%")
           when :string_eq
             raw_search(:eq)
+          when :string_in
+            raw_search(:in)
           when :date_range
             date_range_search
           end

spec/ajax-datatables-rails/orm/active_record_filter_records_spec.rb

@@ -339,6 +339,39 @@
       end
     end
 
+    describe 'it can filter records with condition :string_in' do
+      let(:datatable) { DatatableCondStringIn.new(sample_params) }
+
+      before(:each) do
+        create(:user, email: 'john@foo.com')
+        create(:user, email: 'mary@bar.com')
+        create(:user, email: 'henry@baz.com')
+      end
+
+      it 'should filter records matching' do
+        datatable.params[:columns]['1'][:search][:value] = 'john@foo.com'
+        expect(datatable.data.size).to eq 1
+        item = datatable.data.first
+        expect(item[:email]).to eq 'john@foo.com'
+      end
+
+      it 'should filter records matching with multiple' do
+        datatable.params[:columns]['1'][:search][:value] = 'john@foo.com|henry@baz.com'
+        expect(datatable.data.size).to eq 2
+        item_first = datatable.data.first
+        item_last = datatable.data.last
+        expect(item_first[:email]).to eq 'john@foo.com'
+        expect(item_last[:email]).to eq 'henry@baz.com'
+      end
+
+      it 'should filter records matching with multiple contains not found' do
+        datatable.params[:columns]['1'][:search][:value] = 'john@foo.com|henry_not@baz.com'
+        expect(datatable.data.size).to eq 1
+        item = datatable.data.first
+        expect(item[:email]).to eq 'john@foo.com'
+      end
+    end
+
     describe 'it can filter records with condition :null_value' do
       let(:datatable) { DatatableCondNullValue.new(sample_params) }
 

spec/support/datatable_cond_string.rb

@@ -22,6 +22,12 @@ def view_columns
   end
 end
 
+class DatatableCondStringIn < ComplexDatatable
+  def view_columns
+    super.deep_merge(email: { cond: :string_in, formatter: -> (o) { o.split("|") } })
+  end
+end
+
 class DatatableCondNullValue < ComplexDatatable
   def view_columns
     super.deep_merge(email: { cond: :null_value })