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Contents
module ForestLiana
class LeaderboardStatGetter < StatGetter
def initialize(parent_model, params, forest_user)
@scoped_parent_model = get_scoped_model(parent_model, forest_user, params[:timezone])
child_model = @scoped_parent_model.reflect_on_association(params[:relationshipFieldName]).klass
@scoped_child_model = get_scoped_model(child_model, forest_user, params[:timezone])
@label_field = params[:labelFieldName]
@aggregate = params[:aggregator].downcase
@aggregate_field = params[:aggregateFieldName]
@limit = params[:limit]
@group_by = "#{@scoped_parent_model.table_name}.#{@label_field}"
end
def perform
includes = ForestLiana::QueryHelper.get_one_association_names_symbol(@scoped_child_model)
result = @scoped_child_model
.joins(includes)
.where({ @scoped_parent_model.name.downcase.to_sym => @scoped_parent_model })
.group(@group_by)
.order(order)
.limit(@limit)
.send(@aggregate, @aggregate_field)
.map { |key, value| { key: key, value: value } }
@record = Model::Stat.new(value: result)
end
def get_scoped_model(model, forest_user, timezone)
scope_filters = ForestLiana::ScopeManager.get_scope_for_user(forest_user, model.name, as_string: true)
return model.unscoped if scope_filters.blank?
FiltersParser.new(scope_filters, model, timezone, @params).apply_filters
end
def order
order = 'DESC'
# NOTICE: The generated alias for a count is "count_all", for a sum the
# alias looks like "sum_#{aggregate_field}"
if @aggregate == 'sum'
field = @aggregate_field.downcase
else
field = 'all'
end
"#{@aggregate}_#{field} #{order}"
end
end
end
Version data entries
40 entries across 40 versions & 1 rubygems