Ruby on Rails Thursday, April 30, 2015

An update:

In the new view it turned out I needed
<%= f.fields_for :members do |p| %>
So plural "members".  Similar, in the params in the controller I changed member_attributes to members_attributes, again the plural form.

Also, in def create in the organizations controller, I removed the line:
@member = @organization.members.build(organizationnew_params)

Having done all this, I now get a flash error message on submission of the form:
The form contains 1 error:
* Members organization can't be blank

The server log:
Processing by OrganizationsController#create as HTML
 
Parameters: {"utf8"=>"✓", "organization"=>{"org_name"=>"sadfsdaf", "phone"=>"sdfds", "members_attributes"=>{"0"=>{"username"=>
   
"fsfdsfsad", "email"=>"sfdsdf@sfsdf.com", "fullname"=>"sdfds", "password"=>"[FILTERED]",
   
"password_confirmation"=>"[FILTERED]"}}}, "admin"=>"true", "commit"=>"Sign up"}
   
(0.5ms) begin transaction
 
Member Exists (0.4ms) SELECT 1 AS one FROM "members" WHERE LOWER("members"."email") = LOWER('sfdsdf@sfsdf.com') LIMIT 1
 
Member Exists (0.2ms) SELECT 1 AS one FROM "members" WHERE LOWER("members"."username") = LOWER('fsfdsfsad') LIMIT 1
 
Organization Exists (0.3ms) SELECT 1 AS one FROM "organizations" WHERE LOWER("organizations"."org_name") = LOWER('sadfsdaf') LIMIT 1
 
Organization Exists (0.2ms) SELECT 1 AS one FROM "organizations" WHERE LOWER("organizations"."phone") = LOWER('sdfds') LIMIT 1
 
(0.2ms) rollback transaction
 
Rendered shared/_error_messages.html.erb (1.9ms)

The member model includes:

belongs_to :organization
validates
:organization_id, presence: true  # There are other validations as well, but I don't think they matter for this question.
def send_activation_email
 
MemberMailer.account_activation(self).deliver_now
end

Next, if I remove the validates :organization_id line from the member model, the form works fine. It saves the organization, the member, as well as the organization_if for the member. However, I of course need the model validation as protection.
Any idea how I should move forward?


Op woensdag 29 april 2015 23:15:28 UTC+2 schreef nic...@gmail.com:

I have two models each with their own resources: Organizations and Members. An organization has multiple members and a member is only a member to one organization.

How can I create a simple nested form that signs up a new organization as well as one member for that organization?

My current attempt is below. On submitting the form, this however generates the error message

unknown attribute 'org_name' for Member
, which I don't get especially since org_name is a column within the Organization model and not the Member model.

Organization model

has_many :members, dependent: :destroy
accepts_nested_attributes_for
:members, :reject_if => :all_blank, :allow_destroy => true


Member model

belongs_to :organization


Organizations controller

def new
 
@organization = Organization.new
 
@member = @organization.members.build
end

def create
 
@organization = Organization.new(organizationnew_params)
 
@member = @organization.members.build(organizationnew_params)
 
if @organization.save && @member.save
   
@member.send_activation_email  #Will Rails be able to get to this method? The send_activation_email method exists in multiple models and Rails should here use the version from the Member model.
    flash
[:success] = "Please check your email to activate your account."
    redirect_to root_url
 
else
    render
'new'
 
end
end

def organizationnew_params
 
params.require(:organization).permit(:org_name,
                                       
:phone,
                   member_attributes
: [:email,
                                       
:username,
                                       
:admin,
                                       
:password,
                                       
:password_confirmation
                                       
])
end


Organizations new view

<%= form_for(@organization) do |f| %>
 
<%= f.text_field :org_name, %>
 
<%= f.text_field :phone %>
 
 
<%= f.fields_for :member do |p| %>
   
<%= p.text_field :username %>
   
<%= p.email_field :email %>
   
<%= p.password_field :password %>
   
<%= p.password_field :password_confirmation %>
   
<%= hidden_field_tag :admin, true %>
 
<% end %>

 
<%= f.submit "Sign up", class: "formbutton btn btn-default" %>
<% end %>

What am I doing wrong? How can I create a simple nested form?

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