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QUESTION
In my app/services directory, I have a bunch of services that each have an initialize method and a public perform
method that takes no arguments.
A simple example service to show the structure might look like this:
...ANSWER
Answered 2022-Apr-15 at 22:01The cleanest way would be to make use of prepended.
It'll look like this:
QUESTION
I am getting this error when I try to sign up a user. After this error, I'm still able to sign in with the user it would've created, but it always shows me this upon registration. Please let me know if there's other information you need. Been stumped on this for a few days.
Here is the callback for the error:
...ANSWER
Answered 2022-Jan-03 at 12:08This seems to a be a known issue with Rails 7 and Devise now. To fix it in the meantime simply add the following line to your devise.rb.
config.navigational_formats = ['*/*', :html, :turbo_stream]
QUESTION
Previously in Rails when using the button_to
tag, it was possible to use a confirmation dialog like this
ANSWER
Answered 2022-Feb-05 at 00:26In Rails with Turbo without rails-ujs to call confirmation popup window with button_to
we need to use code like this
QUESTION
ANSWER
Answered 2022-Feb-10 at 17:45On you stack you can read at the bottom app/controllers/home_controller.rb
You're initialising @projects
on managers_controller.rb
.
Use this on the correct controller.
QUESTION
When developing a gem, I often use a dummy rails app that requires the gem in order to try out gem changes as I go. Also, I use the same dummy app for integration tests.
Usually, I have the gem in
...ANSWER
Answered 2022-Feb-05 at 21:31To reload the gem code on file-system changes, I needed to do three steps:
- Unregister the zeitwerk loader defined in
foo_gem.rb
that handles loading the different gem files. - Define a new zeitwerk loader in the
development.rb
of the dummy app that is configured withenable_reloading
. - Setup a file-system watcher and trigger a reload when a gem file changes.
I'm sure there is a simpler and cleaner solution. Feel free to post it as a separate answer. I'll post my solution here, but do consider it a workaround.
Zeitwerk::Loader
in foo_gem.rb
QUESTION
To start, I may be using the wrong callback for what I'm trying to do
and/or there may be a better "Rails Way" to accomplish this. If so, I'm all ears.
I've been referencing api.rubyonrails.org/v7.0.1/classes/ActiveRecord/Callbacks/ClassMethods
and
guides.rubyonrails.org/active_record_callbacks.html#creating-an-object
I need to implement:
"user sign up creates an account associated with user as owner"
(ultimately, user will belong_to account, and account will has_many users)
Accounts in database schema have name:string and owner_id:integer
Currently, I'm not able to access the newly created User, and the Account is not being created. I think I'm very close though.
current models/user.rb
:
ANSWER
Answered 2022-Feb-05 at 07:27As prasannaboga already wrote in his comment. Callbacks like these are running in the context of an instance. That means you do not need to call a specific user
first because the current object is already that user.
Additionally, in the context of a model, the redirect_to
call doesn't make any sense. Models don't know anything about requests and responses. redirect_to
is a controller method and you need to add it to your controller.
The following callback method should work:
def create_account Account.create(owner_id: id, name: "#{name}'s Account") end
I wonder why you decided to not add an has_one :account
or has_many :accounts
association to your User
model? By doing so you could simplify the method even more because then Rails would handle setting the id
automatically, like this
QUESTION
Rails now includes support for multiple database roles (by default, writing
for the primary and reading
for the replica):
ANSWER
Answered 2021-Jul-28 at 08:10since all query will be logged by the method log of class AbstractAdapter at the finally step, regardless which database adapter you're using: postgresql, mysql,.. So you could override that method and prepend the role
QUESTION
Here's a code fragment from a Rails project I am working on:
...ANSWER
Answered 2022-Feb-02 at 15:58https://api.rubyonrails.org/classes/ActiveModel/Errors.html contains some information on it:
add(attribute, type = :invalid, **options) Adds a new error of
type
onattribute
. More than one error can be added to the sameattribute
. If notype
is supplied,:invalid
is assumed.
QUESTION
I am used to the approach below when displaying a validation message
...ANSWER
Answered 2022-Jan-26 at 13:49That s
in %<...>s
denotes "string". From the sprintf
docs:
For more complex formatting, Ruby supports a reference by name.
%s
style uses format style, but%{name}
style doesn't.
Example:
QUESTION
Starting a rails tutorial: https://guides.rubyonrails.org/getting_started.html.
Followed every step but when I get to running the command bin/rails server
the text file below opens instead of running a server. How do I get this command to run the server instead?
ANSWER
Answered 2022-Jan-11 at 08:14try rails server
or rails s
instead, which is a more idiomatic way to run the Rails server.
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