class UsersController < ApplicationController
   before_action :logged_in_user,  only: [:index, :edit, :update, :destroy, :following, :followers]
   before_action :correct_user, only: [:edit, :update]
   before_action :admin_user, only: :destroy
  

  def new
  	#debugger
  	@user =User.new
  end

  def create
    @user = User.new(user_params)
    if @user.save
       @user.send_activation_email
       flash[:info] ="Please check your email to activate your account"
       redirect_to root_url
       #render "account_activation"
    else
      #flash.now[:danger] ="User couldn't be created"
      render "new"
    end
  end

  def index
    @users = User.where(activated: true).paginate(page: params[:page])
  end
  
  def show
    @user = User.find(params[:id])
    @microposts = @user.microposts.paginate(page: params[:page])
    unless @user.activated?
    redirect_to root_url and return
    end
  	#debugger
  end

  def edit
    @user = User.find(params[:id])
  end

  def update
    @user = User.find(params[:id])
    if @user.update_attributes(user_params)
     flash[:success] = "Profile updated"
      redirect_to user_url(@user)
    else
      render "edit"
    end  
  end

  def destroy
    User.find(params[:id]).destroy
    flash[:success] = "User deleted"
    redirect_to users_url 
  end

  def following
    @title = "Following"
    @user = User.find(params[:id])
    @users = @user.following.paginate(page: params[:page])
    render "show_follow"
  end

  def followers
    @title = "Followers"
    @user = User.find(params[:id])
    @users = @user.followers.paginate(page: params[:page])
    render "show_follow"
  end

   private

   def user_params
        params.require(:user).permit(:name,:email,:password,:password_confirmation)
   end
  

   #Confirms the correct user.
   def correct_user
      @user = User.find(params[:id])
      redirect_to(root_url) unless current_user?(@user)
   end   

   #confirms that the user is an admin
   def admin_user
     redirect_to(root_url) unless current_user.admin?
   end
end
