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module ForestLiana
class LineStatGetter < StatGetter
attr_accessor :record
def initialize(resource, params)
@timezone_offset = params[:timezone].to_i
super(resource, params)
end
def client_timezone
ActiveSupport::TimeZone[@timezone_offset].name
end
def get_format
case @params[:time_range].try(:downcase)
when 'day'
'%d/%m/%Y'
when 'week'
'W%W-%Y'
when 'month'
'%b %Y'
when 'year'
'%Y'
end
end
def perform
value = get_resource().eager_load(includes)
if @params[:filterType] && @params[:filters]
conditions = []
filter_operator = " #{@params[:filterType]} ".upcase
@params[:filters].try(:each) do |filter|
operator, filter_value = OperatorValueParser.parse(filter[:value])
conditions << OperatorValueParser.get_condition(filter[:field],
operator, filter_value, @resource, @params[:timezone])
end
value = value.where(conditions.join(filter_operator))
end
value = value.send(time_range, group_by_date_field, { time_zone: client_timezone })
value = value.send(@params[:aggregate].downcase, @params[:aggregate_field])
.map do |k, v|
{ label: k.strftime(get_format), values: { value: v }}
end
@record = Model::Stat.new(value: value)
end
private
def group_by_date_field
"#{@resource.table_name}.#{@params[:group_by_date_field]}"
end
def time_range
"group_by_#{@params[:time_range].try(:downcase) || 'month'}"
end
end
end
Version data entries
14 entries across 14 versions & 1 rubygems