[英]Rails will_paginate error: undefined method `total_pages'
[英]Rails: Ransack and will_paginate (undefined method 'total_pages' error)
我試圖使用will_paginate與Ransack進行分頁搜索,但出現以下錯誤:#的未定義方法`total_pages'
我不確定我在這里做錯了什么,並且嘗試了許多可能的解決方案而沒有運氣。 是否可以將它們一起使用,我在這里做錯了什么? 謝謝。
coin_controller.rb
class CoinsController < ApplicationController
load_and_authorize_resource param_method: :question_params
before_action :find_coin, only: [:edit, :update, :destroy ]
before_action :authenticate_user!, except: [:index, :create, :show]
def index
@search = Coin.ransack(params[:q])
@coins = @search.result.paginate(page: params[:page], per_page: params[:per_page])
end
.
.
.
end
index.html.erb
<% provide(:title, "Coins") %>
<% @coins = @coins.sort_by &:currency_name %>
<%= will_paginate @coins %>
<div class="row">
<div class="col-md-8" id="pagination_table">
<% @coins.each do |coin| %>
<% if coin.accepted %>
<ul>
<%= image_tag coin.picture.thumb.url if coin.picture? %>
<%= link_to coin.currency_name, :action => 'show', :id => coin %>
</ul>
<% end %>
<% end %>
<% if can? :edit, Coin %>
<hr><b>Pending Approval</b><hr>
<% @coins.each do |coin| %>
<% if not coin.accepted %>
<ul>
<%= image_tag coin.picture.thumb.url if coin.picture? %>
<%= link_to coin.currency_name, :action => 'show', :id => coin %>
</ul>
<% end %>
<% end %>
<% end %>
</div>
<div class="col-md-3" id="side-bar">
<%= link_to "Submit a New Coin", new_coin_path, class: "btn btn-default" %>
<fieldset class="search-field">
<legend>Search All Coins</legend>
<%= search_form_for @search do |f| %>
<div class="field">
<%= f.label :currency_name_cont, "Search by Name" %>
<%= f.text_field :currency_name_cont %>
</div>
<div class="actions"><%= f.submit "Search" %></div>
<div class="field">
<%= f.label "Search by Genre" %><br />
<%= f.collection_check_boxes :genres_id_in_any, Genre.all, :id, :displayname do |b| %>
<div class="collection-check-box">
<%= b.check_box %>
<%= b.label %>
</div>
<% end %>
</div>
<div class="actions"><%= f.submit "Search" %></div>
<% end %>
</fieldset>
</div>
</div>
<script>
function openNav() {
document.getElementById("mySidenav").style.width = "250px";
}
function closeNav() {
document.getElementById("mySidenav").style.width = "0";
}
</script>
我也嘗試使用Kaminari,並得到了相同的錯誤。
試試這個解決方案...
代替這條線
<%= will_paginate @coins %>
至
<%= will_paginate @coins if @coins.present? %>
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