Implement Activity -> ActivityFilter matching service [SCI-5800]

app/services/activities/activity_filter_matching_service.rb

@@ -0,0 +1,53 @@
+# frozen_string_literal: true
+
+module Activities
+  class ActivityFilterMatchingService
+    def initialize(activity)
+      @activity = activity
+      @activity_filters = ActivityFilter.all
+    end
+
+    def activity_filters
+      filter_date!
+      filter_users!
+      filter_types!
+      filter_teams!
+      filter_subjects!
+
+      @activity_filters
+    end
+
+    private
+
+    def filter_date!
+      @activity_filters = @activity_filters.where(
+        "((filter ->> 'from_date') = '' AND (filter ->> 'to_date') = '') OR ((?)::date BETWEEN (filter ->> 'from_date')::date AND (filter ->> 'to_date')::date)",
+        @activity.created_at.to_date
+      )
+    end
+
+    def filter_users!
+      @activity_filters = @activity_filters.where(
+        "NOT(filter ? 'users') OR filter -> 'users' @> '\"#{@activity.owner_id}\"'"
+      )
+    end
+
+    def filter_types!
+      @activity_filters = @activity_filters.where(
+        "NOT(filter ? 'types') OR filter -> 'types' @> '\"#{@activity.type_of_before_type_cast}\"'"
+      )
+    end
+
+    def filter_teams!
+      @activity_filters = @activity_filters.where(
+        "NOT(filter ? 'teams') OR filter -> 'teams' @> '\"#{@activity.team_id}\"'"
+      )
+    end
+
+    def filter_subjects!
+      @activity_filters = @activity_filters.where(
+        "NOT(filter ? 'subjects') OR filter -> 'subjects' -> '#{@activity.subject_type}' @> '\"#{@activity.subject_id}\"'"
+      )
+    end
+  end
+end

app/services/activities_service.rb

@@ -76,4 +76,8 @@ class ActivitiesService
       *subjects_with_children.to_h.flatten
     )
   end
+
+  def self.activity_matches_filter?(user, teams, activity, activity_filter)
+    load_activities(user, teams, activity_filter.filter).where(id: activity.id).any?
+  end
 end