class ApplicationController < ActionController::API
    include ActionController::HttpAuthentication::Basic::ControllerMethods
    include ActionController::HttpAuthentication::Token::ControllerMethods
    before_filter :authenticate_user_from_token,except: [:token]

    def token
        authenticate_with_http_basic do |email, password|
            user = User.find_by(email: email)
            if user && user.password == password
                render json: {token: user.auth_token}
            else
                render json: {error: 'Incorect credentials'}, status: 401
            end
        end
    end

    private

    def authenticate_user_from_token
        unless authenticate_with_http_token { |token, options| User.find_by(auth_token: token) }
            render json: { error: 'Bad Token'}, status:401
        end
    end
end