Ruby on rails 使用来自多个数组的属性对模型进行分页
我有四种类型的RawScore,我想在分页表中一起显示 代码如下所示:Ruby on rails 使用来自多个数组的属性对模型进行分页,ruby-on-rails,pagination,will-paginate,kaminari,Ruby On Rails,Pagination,Will Paginate,Kaminari,我有四种类型的RawScore,我想在分页表中一起显示 代码如下所示: @facebook_scores_today = Rawscore.where(:channel_string => "Facebook", :project => @project, :created_at.gt => Time.now.beginning_of_day) @youtube_scores_today = Rawscore.where(:channel_string => "Yout
@facebook_scores_today = Rawscore.where(:channel_string => "Facebook", :project => @project, :created_at.gt => Time.now.beginning_of_day)
@youtube_scores_today = Rawscore.where(:channel_string => "Youtube", :project => @project, :created_at.gt => Time.now.beginning_of_day)
@twitter_scores_today = Rawscore.where(:channel_string => "Twitter", :project => @project, :created_at.gt => Time.now.beginning_of_day)
@influence_scores_today = Rawscore.where(:channel_string => "Influence", :project => @project, :created_at.gt => Time.now.beginning_of_day)
其中,根据:channel\u string
,Rawscore有一个散列,其中有多个值作为表的属性
我该怎么做?有什么宝石可以帮助“will_paginate”或“kaminari”吗
更新(这是我的Rawscore模型)
我想在Rawscore模型中显示:values散列的键值 Kaminari可以对数组进行分页,但效率不高,因为Active Record将实例化所有检索到的记录(即,如果您有10000条记录,并且只想显示100条,那么内存中将有10000个AR对象) <>您可以考虑加入查询并用查询< /p>分页。
scores_today = Rawscore.where(
:channel_string => ["Facebook", "Youtube", "Twitter", "Influence"],
:project => @project, :created_at.gt => Time.now.beginning_of_day
).page(params[:page])
问题的答案在于使用WillPaginate::Collection创建您自己的分页结构
这是rubydoc链接:我需要显示每种类型的Rawscore的一个属性。如何在视图中实现这一点?所有属性都在Rawscore模型的散列中。如何显示它们?请使用您尝试显示模型的代码更新您的问题。我不明白你想要什么。
Kaminari.paginate_array(my_array_object).page(params[:page]).per(10)
scores_today = Rawscore.where(
:channel_string => ["Facebook", "Youtube", "Twitter", "Influence"],
:project => @project, :created_at.gt => Time.now.beginning_of_day
).page(params[:page])