Restructure omni services and add Chatwoot research snapshot

research/chatwoot/app/finders/notification_finder.rb

@@ -0,0 +1,62 @@
+class NotificationFinder
+  attr_reader :current_user, :current_account, :params
+
+  RESULTS_PER_PAGE = 15
+
+  def initialize(current_user, current_account, params = {})
+    @current_user = current_user
+    @current_account = current_account
+    @params = params
+    set_up
+  end
+
+  def notifications
+    @notifications.page(current_page).per(RESULTS_PER_PAGE).order(last_activity_at: sort_order)
+  end
+
+  def unread_count
+    if type_included?('read')
+      # If we're including read notifications, filter to unread
+      @notifications.where(read_at: nil).count
+    else
+      # Already filtered to unread notifications, just count
+      @notifications.count
+    end
+  end
+
+  def count
+    @notifications.count
+  end
+
+  private
+
+  def set_up
+    find_all_notifications
+    filter_snoozed_notifications
+    filter_read_notifications
+  end
+
+  def find_all_notifications
+    @notifications = current_user.notifications.where(account_id: @current_account.id)
+  end
+
+  def filter_snoozed_notifications
+    @notifications = @notifications.where(snoozed_until: nil) unless type_included?('snoozed')
+  end
+
+  def filter_read_notifications
+    @notifications = @notifications.where(read_at: nil) unless type_included?('read')
+  end
+
+  def type_included?(type)
+    (params[:includes] || []).include?(type)
+  end
+
+  def current_page
+    params[:page] || 1
+  end
+
+  def sort_order
+    params[:sort_order] || :desc
+  end
+end