Class: ForestAdminAgent::Routes::Resources::Count

Inherits:
AbstractAuthenticatedRoute show all
Includes:
Builder, QueryHandler, ForestAdminDatasourceToolkit::Components::Query::ConditionTree
Defined in:
lib/forest_admin_agent/routes/resources/count.rb

Instance Method Summary collapse

Methods included from QueryHandler

#execute_query, #inject_context_variables, #parse_query_segment

Methods inherited from AbstractAuthenticatedRoute

#build, #format_attributes, #redacted_full_projection, #redacted_projection_with_pks

Methods inherited from AbstractRoute

#add_route, #build, #initialize, #routes

Constructor Details

This class inherits a constructor from ForestAdminAgent::Routes::AbstractRoute

Instance Method Details

#handle_request(args = {}) ⇒ Object 



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# File 'lib/forest_admin_agent/routes/resources/count.rb', line 17

def handle_request(args = {})
  context = build(args)
  context.permissions.can?(:browse, context.collection)

  if context.collection.is_countable?
    condition_tree = ForestAdminAgent::Utils::QueryStringParser.parse_condition_tree(
      context.collection, args
    )
    search = QueryStringParser.parse_search(context.collection, args)
    search_extended = QueryStringParser.parse_search_extended(args)
    context.permissions.assert_can_read_query_fields(
      context.collection,
      condition_tree: condition_tree, search: search, search_extended: search_extended
    )

    filter = ForestAdminDatasourceToolkit::Components::Query::Filter.new(
      condition_tree: ConditionTreeFactory.intersect(
        [
          context.permissions.get_scope(context.collection),
          parse_query_segment(context.collection, args, context.permissions, context.caller),
          condition_tree
        ]
      ),
      search: search,
      search_extended: search_extended,
      segment: QueryStringParser.parse_segment(context.collection, args)
    )
    aggregation = ForestAdminDatasourceToolkit::Components::Query::Aggregation.new(operation: 'Count')
    result = context.collection.aggregate(context.caller, filter, aggregation)

    return {
      name: args[:params]['collection_name'],
      content: {
        count: result.empty? ? 0 : result[0]['value']
      }
    }
  end

  {
    name: args[:params]['collection_name'],
    content: {
      count: 'deactivated'
    }
  }
end

#setup_routes ⇒ Object 



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# File 'lib/forest_admin_agent/routes/resources/count.rb', line 11

def setup_routes
  add_route('forest_count', 'get', '/:collection_name/count', ->(args) { handle_request(args) })

  self
end