class Nazrin::PaginatedArray
Attributes
current_page[R]
per_page[R]
total_count[R]
Public Class Methods
new(collection, page, per_page, total_count)
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# File lib/nazrin/paginated_array.rb, line 5 def initialize(collection, page, per_page, total_count) @current_page = page @per_page = per_page @total_count = total_count replace collection end
Public Instance Methods
first_page?()
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first page of the collections?
# File lib/nazrin/paginated_array.rb, line 13 def first_page? current_page == 1 end
last_page?()
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last page of the collections?
# File lib/nazrin/paginated_array.rb, line 18 def last_page? current_page >= total_pages end
next_page()
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next page number in the collections
# File lib/nazrin/paginated_array.rb, line 33 def next_page current_page + 1 unless last_page? || out_of_bounds? end
out_of_bounds?()
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out of bounds of the collections?
# File lib/nazrin/paginated_array.rb, line 38 def out_of_bounds? current_page > total_pages end
previous_page()
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previous page number in the collections
# File lib/nazrin/paginated_array.rb, line 28 def previous_page current_page - 1 unless first_page? || out_of_bounds? end
total_pages()
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total number of pages
# File lib/nazrin/paginated_array.rb, line 23 def total_pages (total_count.to_f / per_page).ceil end