Refine controllers

app/controllers/passwords_controller.rb

@@ -2,34 +2,29 @@
 
 class PasswordsController < ApplicationController
   allow_unauthenticated_access
-  before_action :set_user_by_token, only: %i[ edit update ]
-
-  def new
-  end
+  before_action :set_user_by_token, only: :update
 
   def create
     if user = User.find_by(email_address: params[:email_address])
       PasswordsMailer.reset(user).deliver_later
     end
 
-    redirect_to new_session_path, notice: "Password reset instructions sent (if user with that email address exists)."
-  end
-
-  def edit
+    render json: {}, status: :ok
   end
 
   def update
     if @user.update(params.permit(:password, :password_confirmation))
-      redirect_to new_session_path, notice: "Password has been reset."
+      render json: {}, status: :ok
     else
-      redirect_to edit_password_path(params[:token]), alert: "Passwords did not match."
+      render json: { errors: @user.errors.full_messages }, status: :unprocessable_entity
     end
   end
 
   private
-    def set_user_by_token
-      @user = User.find_by_password_reset_token!(params[:token])
-    rescue ActiveSupport::MessageVerifier::InvalidSignature
-      redirect_to new_password_path, alert: "Password reset link is invalid or has expired."
-    end
+
+  def set_user_by_token
+    @user = User.find_by_password_reset_token!(params[:token])
+  rescue ActiveSupport::MessageVerifier::InvalidSignature
+    redirect_to new_password_path, alert: 'Password reset link is invalid or has expired.'
+  end
 end

app/controllers/sessions_controller.rb

@@ -1,23 +1,21 @@
 # Copyright (C) 2024 Manuel Bustillo
 
 class SessionsController < ApplicationController
-  allow_unauthenticated_access only: %i[ new create ]
-  rate_limit to: 10, within: 3.minutes, only: :create, with: -> { redirect_to new_session_url, alert: "Try again later." }
-
-  def new
-  end
+  allow_unauthenticated_access only: :create
+  rate_limit to: 10, within: 3.minutes, only: :create,
+             with: -> { render json: { errors: ['Rate limit exceeded'] }, status: :too_many_requests }
 
   def create
     if user = User.authenticate_by(params.permit(:email_address, :password))
       start_new_session_for user
-      redirect_to after_authentication_url
+      render json: {}, status: :created
     else
-      redirect_to new_session_path, alert: "Try another email address or password."
+      render json: { errors: ['Invalid email address or password'] }, status: :unauthorized
     end
   end
 
   def destroy
     terminate_session
-    redirect_to new_session_path
+    render json: {}, status: :ok
   end
 end

config/routes.rb

@@ -1,8 +1,8 @@
 # Copyright (C) 2024 Manuel Bustillo
 
 Rails.application.routes.draw do
-  resource :session
-  resources :passwords, param: :token
+  resource :session, only: %i[create destroy]
+  resources :passwords, param: :token, only: %w[create update]
   mount Rswag::Ui::Engine => '/api-docs'
   mount Rswag::Api::Engine => '/api-docs'
   resources :groups, only: :index