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module PixelatedService
class SortedMail
include Enumerable
NEWEST_FIRST = lambda do |l,r|
(r.headers[:date] || Time.now) <=> (l.headers[:date] || Time.now)
end
def initialize(&block)
@mails = {}
@mail_order = []
@sort_procedure = block || NEWEST_FIRST
end
def []=(k, v)
@mails[k] = v
@mail_order << v
sort_mail_order!
v
end
def [](k)
@mails[k]
end
def delete(k)
v = @mails.delete(k)
@mail_order.delete(v)
v
end
def add_all(hs)
hs.each do |h,v|
@mails[h] = v
@mail_order << v
end
sort_mail_order!
self
end
def length
@mails.length
end
def sort_mail_order!
@mail_order.sort!(&@sort_procedure)
@mail_order.compact!
@mail_order.uniq!
end
def each
@mail_order.each do |m|
yield m
end
end
end
end
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