在rails中保存记录时获取couter_缓存错误

2w3kk1z5  于 2021-09-29  发布在  Java
关注(0)|答案(1)|浏览(373)

尝试在rails应用程序中创建项目投票时出错。它似乎与计数器缓存有关。

错误


# <ArgumentError: wrong number of arguments (given 3, expected 1..2)>

错误。回溯

["/Users/antarr/.rbenv/versions/3.0.1/lib/ruby/gems/3.0.0/gems/activerecord-6.1.3.2/lib/active_record/callbacks.rb:451:in `increment!'",
"/Users/antarr/.rbenv/versions/3.0.1/lib/ruby/gems/3.0.0/gems/draper-4.0.1/lib/draper/automatic_delegation.rb:12:in `method_missing'", 
"/Users/antarr/.rbenv/versions/3.0.1/lib/ruby/gems/3.0.0/gems/activerecord-6.1.3.2/lib/active_record/associations/belongs_to_association.rb:91:in `update_counters'", 
"/Users/antarr/.rbenv/versions/3.0.1/lib/ruby/gems/3.0.0/gems/activerecord-6.1.3.2/lib/active_record/associations/belongs_to_association.rb:54:in `increment_counters'", 
"/Users/antarr/.rbenv/versions/3.0.1/lib/ruby/gems/3.0.0/gems/activerecord-6.1.3.2/lib/active_record/counter_cache.rb:169:in `block in _create_record'", 
"/Users/antarr/.rbenv/versions/3.0.1/lib/ruby/gems/3.0.0/gems/activerecord-6.1.3.2/lib/active_record/counter_cache.rb:192:in `block in each_counter_cached_associations'", 
"/Users/antarr/.rbenv/versions/3.0.1/lib/ruby/gems/3.0.0/gems/activerecord-6.1.3.2/lib/active_record/counter_cache.rb:191:in

app/models/vote.rb


# == Schema Information

# 

# Table name: votes

# 

# id           :bigint           not null, primary key

# stance       :integer          default("Unsure")

# votable_type :string

# created_at   :datetime         not null

# updated_at   :datetime         not null

# user_id      :integer

# votable_id   :integer

# 

# Indexes

# 

# index_votes_on_user_id                      (user_id)

# index_votes_on_votable_id_and_votable_type  (votable_id,votable_type)

# 

class Vote < ApplicationRecord
  attr_accessor :get_verified

  enum stance: { 'Unsure' => 0, 'Yes' => 1, 'No' => 2 }

  belongs_to :user, counter_cache: true

  validates :user_id, uniqueness: { scope: %i[votable_type votable_id] }

  belongs_to :votable, polymorphic: true
  validates :votable, presence: true

  scope :verified, -> { where('user_id in ( select user_id from verifications )') }
  scope :yays, -> { where(stance: true) }
  scope :nays, -> { where(stance: false) }
  scope :undecided, -> { where(stance: nil) }
end

app/controllers/vows\u controller.rb

class WeVote::VotesController < WeVoteController
  load_and_authorize_resource

  def create
    @vote.user = current_user_or_guest
    @vote.save!
    if @vote.get_verified == 'true'
      redirect_to new_verification_path
    else
      redirect_to request.referer
    end
  rescue ArgumentError => e
    byebug
    Rails.logger.error(e)
    redirect_to request.referer, notice: { alert: e }
  end

  def destroy
    @vote.destroy
    redirect_to request.referer
  end

private

  def vote_params
    params.require(:vote).permit(:votable_type, :votable_id, :stance, :get_verified)
  end
end
3duebb1j

3duebb1j1#

您的问题的关键是回溯的第二行,您可以在其中看到 draper gem正在拦截未知消息。
这个特定的方法正在寻找特定的调用,如果它不需要对它截获的消息采取行动,它会尝试将它们引导回主应用程序。
不幸的是,它这样做的方式与您的ruby版本不兼容,我怀疑是版本3。ruby对方法参数的内部处理在版本2.x和3.x之间发生了变化,draper的发布版本依赖于2.x实现。
draper repo中的此问题与您在代码库中看到的问题相匹配。
在正式修复程序发布之前,您可以更新gemfile以直接指向draper repo,而不是切割gem版本:

gem 'draper', github: 'drapergem/draper'

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