Support of Stimulus change action for Tramway Multiselect

[kalashnikovisme]

What's changed basically?

• Added support of Stimulus change action for Tramway Multiselect

What's changed for tramway drivers?

Before

IT DIDN'T WORK

= tramway_form_for @user do |f|
  = f.multiselect :role, data: { action: 'change->user-form#updateForm' }

After

Now! It works!

AI Generated description for this PR

This pull request includes several updates to the Gemfile, JavaScript multiselect controller, form components, and tests. The changes enhance functionality, improve integration with Stimulus controllers, and update tests for better coverage.

Gemfile updates:

• Added sqlite3 to the development group.
• Added a new development, :test group with the debug gem.

JavaScript multiselect controller enhancements:

• Added onChange attribute to the Multiselect controller.
• Modified the initialization logic to parse JSON values and update item selection state.
• Implemented onChange event handling to call specified Stimulus controller actions.

Form component updates:

• Updated multiselect method to handle the full value array instead of just the first element.
• Enhanced multiselect_component to include on_change and handle external actions. [1] [2]

Stimulus controller integration:

• Removed redundant Stimulus application initialization files. [1] [2]
• Updated index.js to initialize Stimulus application and register controllers.
• Added a new UserForm Stimulus controller with a connect method and an updateForm action.

Test updates:

• Refactored multiselect_input_spec.rb to include setup steps in a before block and added a new scenario to test the onchange Stimulus action. [1] [2] [3] [4] [5]

[moshinaan]

can we have potential bugs with using .last? not so clear as for me