railties/lib/rails/generators/rails/scaffold_controller/templates/api_controller.rb.tt
<% module_namespacing do -%>
class <%= controller_class_name %>Controller < ApplicationController
before_action :set_<%= singular_table_name %>, only: %i[ show update destroy ]
# GET <%= route_url %>
def index
@<%= plural_table_name %> = <%= orm_class.all(class_name) %>
render json: <%= "@#{plural_table_name}" %>
end
# GET <%= route_url %>/1
def show
render json: <%= "@#{singular_table_name}" %>
end
# POST <%= route_url %>
def create
@<%= singular_table_name %> = <%= orm_class.build(class_name, "#{singular_table_name}_params") %>
if @<%= orm_instance.save %>
render json: <%= "@#{singular_table_name}" %>, status: :created, location: <%= "@#{singular_table_name}" %>
else
render json: <%= "@#{orm_instance.errors}" %>, status: :unprocessable_entity
end
end
# PATCH/PUT <%= route_url %>/1
def update
if @<%= orm_instance.update("#{singular_table_name}_params") %>
render json: <%= "@#{singular_table_name}" %>
else
render json: <%= "@#{orm_instance.errors}" %>, status: :unprocessable_entity
end
end
# DELETE <%= route_url %>/1
def destroy
@<%= orm_instance.destroy %>
end
private
# Use callbacks to share common setup or constraints between actions.
def set_<%= singular_table_name %>
@<%= singular_table_name %> = <%= orm_class.find(class_name, "params[:id]") %>
end
# Only allow a list of trusted parameters through.
def <%= "#{singular_table_name}_params" %>
<%- if attributes_names.empty? -%>
params.fetch(:<%= singular_table_name %>, {})
<%- else -%>
params.require(:<%= singular_table_name %>).permit(<%= permitted_params %>)
<%- end -%>
end
end
<% end -%>