Class: Vendor

Inherits:
Object
  • Object
show all
Defined in:
lib/blackfriday2016/vendor.rb

Constant Summary collapse

INDEX_BASE_PATH = 
"http://dealnews.com/black-friday/"
@@all = 
[]

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(vendor_details) ⇒ Vendor

Returns a new instance of Vendor.



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# File 'lib/blackfriday2016/vendor.rb', line 10

def initialize(vendor_details)
  vendor_details.each {|key,value| self.send(("#{key}="), value)}
  @@all << self
end

Instance Attribute Details

#index_pagenum ⇒ Object

Returns the value of attribute index_pagenum.



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# File 'lib/blackfriday2016/vendor.rb', line 6

def index_pagenum
  @index_pagenum
end

#name ⇒ Object

Returns the value of attribute name.



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# File 'lib/blackfriday2016/vendor.rb', line 6

def name
  @name
end

#number ⇒ Object

Returns the value of attribute number.



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# File 'lib/blackfriday2016/vendor.rb', line 6

def number
  @number
end

#page_url ⇒ Object

Returns the value of attribute page_url.



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# File 'lib/blackfriday2016/vendor.rb', line 6

def page_url
  @page_url
end

Class Method Details

.all ⇒ Object 



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# File 'lib/blackfriday2016/vendor.rb', line 27

def self.all
  @@all
end

.create_from_collection(vendor_index) ⇒ Object

Uses the Scraper class to create new vendors with all the details



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# File 'lib/blackfriday2016/vendor.rb', line 16

def self.create_from_collection(vendor_index)
  vendor_index.each do |vendor|
    self.new(vendor)
  end
end

.create_vendors ⇒ Object 



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# File 'lib/blackfriday2016/vendor.rb', line 22

def self.create_vendors
  vendor_index = Scraper.scrape_index_page(INDEX_BASE_PATH)# + 'index.html')
  self.create_from_collection(vendor_index)
end

.display_vendors(page_num = 1) ⇒ Object 



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# File 'lib/blackfriday2016/vendor.rb', line 54

def self.display_vendors(page_num=1)
  puts "-------------------------------------------------------".colorize(:light_blue)
  puts "List of Stores - Black Friday Deals - Page #{page_num}:".center(55)
  puts "-------------------------------------------------------".colorize(:light_blue)
  self.all.each do |vendor|
    puts "#{vendor.number}. ".colorize(:light_red) + "#{vendor.name}".colorize(:light_blue) if vendor.index_pagenum == page_num
  end
  self.index_page_options(page_num)
end

.index_page_options(page_num = 1) ⇒ Object 



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# File 'lib/blackfriday2016/vendor.rb', line 72

def self.index_page_options(page_num=1)
  puts "-------------------------------------------------------".colorize(:light_blue)
  puts "Please select from options below:".colorize(:green)
  self.print_prev_page if (page_num > 1 && page_num <= self.page_count)
  self.print_next_page if page_num < self.page_count
  puts "\n" + "| Store '" + "#".colorize(:light_red) + "' to " + "See Deals".colorize(:light_blue) + " from a particular Store |"
  puts "| '" + "x".colorize(:light_red) + "' to " + "Exit".colorize(:light_blue) + " the program |"
  print "\n" + "Please Enter your selection: ".colorize(:green)
  input = gets.strip.downcase
  if input == "n"
    if page_num+1 <= self.page_count
      self.display_vendors(page_num+1)
    else
      puts "You have reached the end of Store List.".colorize(:light_blue)
      self.index_page_options(page_num)
    end
  elsif input == "p"
    if page_num-1 >= 1
      self.display_vendors(page_num-1)
    else
      puts "You have reached the beginning of Store List.".colorize(:light_blue)
      self.index_page_options(page_num)
    end
  elsif input.include?(".")
    puts "You have entered an invalid choice. Please make a valid choice.".colorize(:light_blue)
    self.index_page_options(page_num)
  elsif input.to_i > 0
    store_num = input.to_i
    if store_num <= self.all.count
      Dealpage.display_deal_details(self.return_deal_url(store_num))
    else
      puts "You have entered an invalid Store Number. Please make a valid choice.".colorize(:light_blue)
      self.index_page_options(page_num)
    end
  elsif input == "x"
    puts "Goodbye! Have a nice day.".colorize(:light_blue)
  else
    puts "You have entered an invalid choice. Please make a valid choice.".colorize(:light_blue)
    self.index_page_options(page_num)
  end
end

.page_count ⇒ Object

Count the total number of vendor index pages



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# File 'lib/blackfriday2016/vendor.rb', line 32

def self.page_count
  (self.all.count/10.to_f).ceil
end

.print_next_page ⇒ Object 



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# File 'lib/blackfriday2016/vendor.rb', line 68

def self.print_next_page
  print "| '" + "n".colorize(:light_red) + "' >>> " + "Next Page".colorize(:light_blue) + " |"
end

.print_prev_page ⇒ Object 



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# File 'lib/blackfriday2016/vendor.rb', line 64

def self.print_prev_page
  print "| '" + "p".colorize(:light_red) + "' <<< " + "Previous Page".colorize(:light_blue) + " |"
end

.return_deal_url(input) ⇒ Object

Returns the deal page url of a particular vendor



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# File 'lib/blackfriday2016/vendor.rb', line 37

def self.return_deal_url(input)
  return_url = nil
  self.all.each do |vendor|
    return_url = vendor.page_url if vendor.number == input
  end
  return_url
end

.return_vendor_name(page_url) ⇒ Object

Returns vendor name when given a deal page url



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# File 'lib/blackfriday2016/vendor.rb', line 46

def self.return_vendor_name(page_url)
  vendor_name = nil
  self.all.each do |vendor|
    vendor_name = vendor.name if vendor.page_url == page_url
  end
  vendor_name
end