Hotelr

NullHotel.rb

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+class NullHotel
+  def to_s
+    "not a hotel in database"
+  end
+
+  def info
+    "hotel not in database"
+  end
+end

hotel.rb

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+class Hotel
+  attr_reader(:name,
+              :location,
+              :phone_number,
+              :single_rooms,
+              :double_rooms
+  )
+  def initialize(info)
+    @name = info["Hotel"].strip
+    @location = info["City"].strip
+    @phone_number = phone_number_format(info["Phone Number"])
+    @single_rooms = clean_number(info["Number of Singles"])
+    @double_rooms = clean_number(info["Number of Doubles"])
+  end
+
+  def to_s
+    name
+  end
+
+  def info
+    info = [location,phone_number,total_rooms]
+    puts info
+  end
+
+  def total_rooms
+    single_rooms + double_rooms
+  end
+
+  def phone_number_format(number)
+    number = clean_number(number).to_s
+    number.insert(3,"-").insert(7,"-")
+  end
+
+  def clean_number(number)
+    number.strip.gsub(/[^\d+]/, "").strip.to_i
+  end
+end

hotelr.rb

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+require 'csv'
+require './hotel.rb'
+
+class Main
+  attr_reader :hotels_list, :selected_hotel
+  def initialize
+    @hotels_list = []
+    CSV.foreach("hotels.csv", headers: true) do |info|
+      hotels_list << Hotel.new(info)
+    end
+  end
+
+  def start 
+    prompt_user
+    display_info
+  end
+
+  def prompt_user
+    puts hotels_list
+    print "enter a hotel >"
+    find_hotel(gets.chomp)
+  end
+
+  def find_hotel(query)
+    @selected_hotel = hotels_list.find{|hotel| hotel.name == query ||= NullHotel.new }
+  end
+
+  def display_info
+    puts "-" * 10
+    puts selected_hotel.info
+  end
+end
+
+hotels_db = Main.new
+hotels_db.start

hotels.csv

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+Hotel,City,Phone Number,Number of Singles,Number of Doubles
+Wombat Inn,Quincy,342-469-9891,123,52
+Bugaboo Lodge,Boston,954-320-9432,21,4
+Ruby Inn, Cambridge ,518-410-9090,300,100
+Rails Motel,Somerville,593-131-5953,2,0
+Super 6,Boston ,432.785.7263,"1,000",500
+Large Lodge,Somerville ,(678)-727-2356,100,50
+Hostile Hostel, Boston,938-123-9695,401,302
+ The Hotel Motel Holiday Inn, Quincy,5499018889,233,234
+ Binary Inn , Somerville,100011100110,010,100