Created
January 30, 2015 19:32
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/config/routes.rb | |
------------------------------------------------------------------------ | |
get '/products/update_productsubgroups', as: 'update_productsubgroups' | |
get '/update_productsubgroups' => 'products#update_productsubgroups' | |
resources :prodducts | |
/app/assets/javascript/products.coffee | |
------------------------------------------------------------------------ | |
$ -> | |
$(document).on 'change', '#productgroups_select', (evt) -> | |
$.ajax 'update_productsubgroups', | |
type: 'GET' | |
dataType: 'script' | |
data: { | |
productgroup_id: $("#productgroups_select option:selected").val() | |
} | |
error: (jqXHR, textStatus, errorThrown) -> | |
console.log("AJAX Error: #{textStatus}") | |
success: (data, textStatus, jqXHR) -> | |
console.log("Dynamic country select OK!") | |
/app/views/products/new.html.erb (cascading select) | |
- dropdown code is the same for views/products/edit.html | |
------------------------------------------------------------------------ | |
<%= f.label :productgroup, "Group", :class => 'col-sm-3 control-label' %> | |
<div class="col-sm-9"> | |
<%= f.select :productgroup_id, options_for_select( @productgroups.collect { |productgroup| | |
[productgroup.name.titleize, productgroup.id] }, | |
@product.productgroup_id), {} , | |
{ class: 'form-control', id: 'productgroups_select' } %> | |
</div> | |
<%= f.label :productsubgroup, "Sub-group", :class => 'col-sm-3 control-label' %> | |
<div class="col-sm-9"> | |
<%= f.select :productsubgroup_id, options_for_select( @productsubgroups.collect { |productsubgroup| | |
[productsubgroup.name.titleize, productsubgroup.id] }, | |
@productsubgroupschoice), {include_blank: "--Please Select--"} , | |
{ class: 'form-control', id: 'productsubgroups_select' } %> | |
</div> | |
/app/views/products/update_productsubgroups.html.erb | |
------------------------------------------------------------------------ | |
$("#productsubgroups_select").empty() | |
.append("<%= escape_javascript(render(:partial => @productsubgroups)) %>") | |
/app/views/produtsubgroups/_productsubgroups.html.erb | |
------------------------------------------------------------------------ | |
<option value="<%= productsubgroup.id %>"><%= productsubgroup.name.titleize %></option> | |
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resources :products do | |
collection do | |
get :update_productsubgroups | |
end | |
end |
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