anthonymidili/Recipedia

class UsersController < ApplicationController
  before_action :authenticate_user!, only: [:edit, :update, :log_in]
  before_action :set_user, only: [:show, :edit, :update, :destroy, :log_in, :followers, :following]
  before_action :remove_avatar, only: [:update]
  before_action :deny_access!,
  unless: -> { is_author?(@user) }, only: [:edit, :update]

  def index
    @users = User.includes(:info, [avatar_attachment: :blob]).all
    @show_info_body = true
  end

  def show
  end

  def edit
  end

  def update
    @user.avatar.attach(user_params[:avatar]) if user_params[:avatar]

    respond_to do |format|
      if user_params && @user.update(user_params)
        format.html { redirect_to @user, notice: 'Avatar was successfully updated.' }
        format.json { render :show, status: :ok, location: @user }
      else
        format.html { render :edit }
        format.json { render json: @user.errors, status: :unprocessable_entity }
      end
    end
  end

  def destroy
    if is_site_admin? && !user_is_site_admin?(@user)
      @user.destroy
      respond_to do |format|
        format.html {
          redirect_to users_url,
          notice: 'User was successfully destroyed.',
          status: 303
        }
        format.json { head :no_content }
      end
    end
  end

  def log_in
    redirect_to @user
  end

  def followers
  end

  def following
  end

private

  def set_user
    @user = User.find_by(slug: params[:id])
  end

  def user_params
    params.require(:user).permit(:avatar, :remove_avatar,
      info_attributes: [:id, :body, :_destroy])
  end

  def remove_avatar
    @user.avatar.purge_later if user_params[:remove_avatar] == "1"
  end
end