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Size: 1.17 KB
Versions: 11
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Stored size: 1.17 KB
Contents
require_relative '../filter_decorator.rb'
class Contact_sort_decorator < Filter_decorator
def initialize(filter, order)
super(filter)
self.order = order
end
def apply(filtering_obj)
if filtering_obj.is_a?(Array)
filtered_students = super(filtering_obj)
return [] if filtered_students.nil?
sorted_students = filtered_students.sort_by do |student|
self.get_priority(student)
end
sorted_students.reverse! if self.order == :desc
sorted_students
else
query = super(filtering_obj)
"#{query} ORDER BY
CASE
WHEN telegram IS NOT NULL AND telegram != '' THEN 1
WHEN email IS NOT NULL AND email != '' THEN 2
WHEN phone_number IS NOT NULL AND phone_number != '' THEN 3
ELSE 4
END #{self.order_clause}
"
end
end
private
attr_accessor :order
def order_clause
self.order == :asc ? 'ASC' : 'DESC'
end
def get_priority(student)
if student.telegram && !student.telegram.empty?
1
elsif student.email && !student.email.empty?
2
elsif student.phone_number && !student.phone_number.empty?
3
else
4
end
end
end
Version data entries
11 entries across 11 versions & 1 rubygems