带有Filterrific的Rails不起作用



尽管我觉得我真的很接近解决方案,但我没有让filterific工作。在我的应用程序中,你可以创建其他人可以回答的产品搜索请求。现在我想实现filterific来对这些搜索请求进行排序(稍后也进行筛选)。我在http://filterrific.clearcove.ca/但我找不到它在我的应用程序中不起作用的原因。我没有任何错误,但无论我做什么,都不是排序。

这是我的搜索模型:

    filterrific(
      default_filter_params: { sorted_by: 'created_at_desc' },
      available_filters: [
        :sorted_by,
      ]
    )
scope :sorted_by, lambda { |sort_option|
  # extract the sort direction from the param value.
  direction = (sort_option =~ /desc$/) ? 'desc' : 'asc'
  case sort_option.to_s
  when /^created_at_/
    # Simple sort on the created_at column.
    # Make sure to include the table name to avoid ambiguous column names.
    # Joining on other tables is quite common in Filterrific, and almost
    # every ActiveRecord table has a 'created_at' column.
    order("searches.created_at #{ direction }")
  else
    raise(ArgumentError, "Invalid sort option: #{ sort_option.inspect }")
  end
}

def self.options_for_sorted_by
    [
      ['Created at (Newest first)', 'created_at_desc'],
      ['Created at (Oldest first)', 'created_at_asc']
    ]
end  

这是我的搜索控制器:

def index
 @filterrific = initialize_filterrific(
      Search,
      params[:filterrific],
      select_options: {
        sorted_by: Search.options_for_sorted_by
      },
      persistence_id: 'shared_key',
      default_filter_params: {},
      available_filters: [],
  ) or return
  @searches = @filterrific.find.paginate(page: params[:page], per_page: 5)
  respond_to do |format|
    format.html
    format.js
end
end

这是我的index.html.erb:

<%= form_for_filterrific @filterrific do |f| %>
<div>
    Sorted by
    <%= f.select(:sorted_by, @filterrific.select_options[:sorted_by]) %>
</div>
<div>
    <%= link_to(
      'Reset filters',
      reset_filterrific_url,
    ) %>
  </div>
  <%= render_filterrific_spinner %>
  <% end %>
  <%= render 'searches/search', locals: { searches: @searches } %>

这是我的部分(_search.html.erb:)

<div id="filterrific_results">
<% @searches.each do |search| %>
<%= time_ago_in_words(search.created_at) %>
...
<% end %>
</div>  
<%= will_paginate @searches %>

最后,我的index.js.erb:

<% js = escape_javascript(
  render(partial: 'searches/search', locals: { searches: @searches })
) %>
$("#filterrific_results").html("<%= js %>");

为什么我觉得离解决方案很近?default_filter_params从created_at_desc更改为created_at_asc正在工作。选项选择列表也会自动更改为"在(最旧的)创建"。但当我更改选项select时,除了微调器显示一秒钟外,什么都没有发生。

谢谢你的帮助!

我自己刚刚找到了解决方案。我将:sorted_by添加到搜索控制器中。

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