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StoriesPaginator: make per_page configurable

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This commit is contained in:
joshua stein 2015-04-03 12:58:14 -05:00
parent fdf892e7f9
commit 88602f7535
1 changed files with 6 additions and 3 deletions
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9
app/models/stories_paginator.rb
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@ -1,22 +1,25 @@
class StoriesPaginator
attr_accessor :per_page
STORIES_PER_PAGE = 25
def initialize(scope, page, user)
@scope = scope
@page = page
@user = user
@per_page = STORIES_PER_PAGE
end
def get
with_pagination_info @scope.limit(STORIES_PER_PAGE + 1)
.offset((@page - 1) * STORIES_PER_PAGE)
with_pagination_info @scope.limit(per_page + 1)
.offset((@page - 1) * per_page)
.includes(:user, :taggings => :tag)
end
private
def with_pagination_info(scope)
scope = scope.to_a
show_more = scope.count > STORIES_PER_PAGE
show_more = scope.count > per_page
scope.pop if show_more
[cache_votes(scope), show_more]