(对不起我的英语)你好,我为我的错误创建了一个新的帖子,以更清楚地解释发生了什么我添加了一个表“user - activity”,它允许我知道用户是否看到了活动这里是我的数据库的表示
我的问题是,我不能再创建一篇文章,很明显,这个问题出现在保存中:
日志:
Started POST "/activities" for 127.0.0.1 at 2018-05-24 17:21:49 +0200
Processing by ActivitiesController#create as JS
Parameters: {"utf8"=>"✓", "authenticity_token"=>"Cq573getfK9HBo4U9xiftsdtmScb08A28AWCcwTq2+Csn7u2hmylpjMdaB5qtJ6ZfWoHV/TZ+zF0xtgPCCp69Q==", "activity"=>{"title"=>"Activity 1 ", "content"=>"<p>dzdzqdqzdqz</p>", "group_id"=>"2"}, "commit"=>"Créer l'activité"}
User Load (4.6ms) SELECT "users".* FROM "users" WHERE "users"."id" = $1 ORDER BY "users"."id" ASC LIMIT $2 [["id", 2], ["LIMIT", 1]]
↳ /home/benjamin/.rbenv/versions/2.5.0/lib/ruby/gems/2.5.0/gems/activerecord-5.2.0.rc1/lib/active_record/log_subscriber.rb:98
(0.2ms) BEGIN
↳ app/controllers/activities_controller.rb:9
Group Load (2.3ms) SELECT "groups".* FROM "groups" WHERE "groups"."id" = $1 LIMIT $2 [["id", 2], ["LIMIT", 1]]
↳ app/controllers/activities_controller.rb:9
(0.2ms) ROLLBACK
↳ app/controllers/activities_controller.rb:9
Redirected to http://localhost:3000/
Completed 200 OK in 19ms (ActiveRecord: 7.4ms)
#activities_controller.rb:9 => if @activity.save
控制器:
def create
@activity = Activity.new(activity_params)
@activity.user = current_user
if @activity.save
flash[:notice] = "Votre activité a été créée !"
redirect_to root_path
else
flash[:alert] = "Erreur lors la création"
redirect_to root_path
end
end
添加新表时控制器未更改,用于创建新活动的表单不包含错误(组id /用户为/ content /title /date etcc。是有效的)
改变的是我的模型:
之前的
活动模型:
class Activity < ApplicationRecord
belongs_to :user
belongs_to :group
validates :content, presence: true
end
用户模型:
class User < ApplicationRecord
rolify
devise :database_authenticatable, :registerable,
:recoverable, :rememberable, :trackable, :validatable
has_many :user_groups
has_many :activities
end
之后的
活动模型:
class Activity < ApplicationRecord
has_many :user_activities, dependent: :destroy
has_many :users, through: :user_activities
belongs_to :user, class_name: 'User'
belongs_to :group
validates :content, presence: true
end
用户活动模型:
class UserActivity < ApplicationRecord
belongs_to :activity
belongs_to :user
end
用户模型:
class User < ApplicationRecord
rolify
devise :database_authenticatable, :registerable,
:recoverable, :rememberable, :trackable, :validatable
has_many :user_groups
has_many :user_activities
has_many :activities, through: :user_activities
end
谢谢:)
发布于 2018-05-28 17:56:45
在开发过程中,它可能不得不用@activity.save!
替换@activity.save
,并获得一个异常,其中包含有关错误的更多详细信息。
https://stackoverflow.com/questions/50563197
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