Kara Crud cheatSheet

User Controller Routes.rb

# READ ---------------------------------

## list all users (index)
get "/users" do
  @users = User.all
  erb :"users/index"
end
 
## show one user by id (show)
## THIS ROUTE SHOULD BE FURTHER DOWN, TO PREVENT '/new' from being captured by '/:id'
get "/users/:id" do
  @user = User.find(params[:id])
  erb :"users/show"
end

# CREATE --------------------------------

# show the form to create a new user (new)
get "/users/new" do
  erb :"users/new"
end

# create a new user record (create)
post "/users" do
  @user = User.new(params[:user])
 
  if @user.save
    #flash message "user created successfully"
    redirect "/users" #or "users/#{@user.id}"
  else
    #flash #{@user.errors}
    erb :"users/new"
  end
end
 
# UPDATE ------------------------------------

# show the form to edit a user (edit)
get "/users/:id/edit" do
  @user = User.find(params[:id])
  erb :"/users/edit"
end
 
# update the user by id (update)
put "/users/:id" do
  @user = User.find(params[:id])

  if @user.update(params[:user])
    redirect "/users/#{@user.id}"
    #flash message "user updated successfully"
  else
    erb :"users/edit"
    #flash message #{@user.errors}
  end
end
 
# DELETE ------------------------------------

# delete a user by id (destroy)
delete "/users/:id" do
  user = User.find(params[:id])
  user.delete
 
  redirect "/users"
  #flash message "user deleted successfully"
end