Class: RainJackets::CLI

Inherits:
Object
  • Object
show all
Defined in:
lib/rain_jackets/cli.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#jackets ⇒ Object

Returns the value of attribute jackets.



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# File 'lib/rain_jackets/cli.rb', line 2

def jackets
  @jackets
end

Instance Method Details

#call ⇒ Object 



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# File 'lib/rain_jackets/cli.rb', line 4

def call
  # Calls Scraper class method that will return array of all jacket objects
  # Store all Jacket instances in CLI's instance variable @jackets
  RainJackets::Scraper.initialize_jacket_objects
  @jackets = RainJackets::Jacket.all
  # Greet user with text input
  puts ""
  puts "Welcome to the Best Women's Rain Jackets Rater!"
  prompt_input
end

#get_input ⇒ Object 



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# File 'lib/rain_jackets/cli.rb', line 22

def get_input
  input = gets.strip.downcase
  handle_input(input)
end

#handle_input(input) ⇒ Object

Handles the user pint



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# File 'lib/rain_jackets/cli.rb', line 28

def handle_input(input)
  if input == "all"
    print_list_all

  elsif (1..5).include?(input.to_i)
    print_selected_jacket(input.to_i)

  elsif ['wr', 'b', 'c', 'w', 'd', 'ps'].include?(input)
    print_ratings(input)

  elsif input == "menu"
    print_menu
    get_input

  elsif input == "exit"
    puts "Goodbye! Hope you found your favorite jacket!"
    exit

  else # Make sure that the program doesn't break with unexpected user input
    puts ""
    puts "I don't understand that answer. Please try again!"
  end

  prompt_input # Reinitiate program loop at the end of non-exited handle_input logic
end

#print_list_all ⇒ Object

Display all best rain jackets



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# File 'lib/rain_jackets/cli.rb', line 55

def print_list_all
  puts ""
  puts "----------------------- Best Women's Rain Jackets of 2019: -----------------------------"
    @jackets.each_with_index do |jacket, i|
      ranking = (i+1).to_s
      puts " #{ranking}. #{jacket.name.split(" - ").first} — #{jacket.price} - #{jacket.overall_rating}/100 Overall Rating"
    end
  puts "-----------------------------------------------------------------------------------"
end

#print_menu ⇒ Object

Display all menu commands/ Define input interface



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# File 'lib/rain_jackets/cli.rb', line 125

def print_menu
  puts ""
  puts "========================== MENU ==============================="
  puts "• List all jackets -> enter 'all'"
  puts "• More information on specific jacket -> enter jacket #'1-5'"
  puts "• List jackets by speific rating category -> enter:"
  puts "  'wr' — Water Resistance"
  puts "  'b' — Brethability"
  puts "  'c' — Comfort"
  puts "  'w' — Weight"
  puts "  'd' — Durability"
  puts "  'ps' — Packed Size"
  puts "• Exit program -> enter 'exit'"
  puts "==============================================================="
  puts "► What would you like to do?"
end

#print_ratings(input) ⇒ Object

Display ranked list based on chosen rating category



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# File 'lib/rain_jackets/cli.rb', line 107

def print_ratings(input)
  rating_attribute = read_rating_input(input)
  # Dynamically access specified attribute reader and
  # Sort all jacket instances in descending order of the rating attribute's value
  jackets_sorted_by_rating = @jackets.sort_by { |jacket| jacket.send(rating_attribute)}.reverse

  # Convert rating attribute name to readable capitalized title
  rating_category_name = rating_attribute.split('_').map(&:capitalize).join(' ')

  puts ""
  puts "-------------Best Jackets Ranked by #{rating_category_name} ------------------"
  jackets_sorted_by_rating.each_with_index do |jacket, idx|
    puts " #{idx + 1}. #{jacket.name} — #{jacket.send(rating_attribute)}/10"
  end
  puts "---------------------------------------------------------------------"
end

#print_selected_jacket(jacket_number) ⇒ Object

Display details of chosen jacket



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# File 'lib/rain_jackets/cli.rb', line 66

def print_selected_jacket(jacket_number)
  jacket = @jackets[jacket_number - 1]
  puts ""
  puts "---------------- #{jacket_number}. #{jacket.name} ----------------"
  puts "• Jacket Description: #{jacket.description}"
  puts "• Price: #{jacket.price}"
  puts "• Pros: #{jacket.pros}"
  puts "• Cons: #{jacket.cons}"
  puts "• URL: #{jacket.url}"
  puts "• Overall Rating: #{jacket.overall_rating}/100"
  puts "• Rating Categories:"
  puts "  - Water Resistance: #{jacket.water_resistance_rating}/10"
  puts "  - Breathability: #{jacket.breathability_rating}/10"
  puts "  - Comfort: #{jacket.comfort_rating}/10"
  puts "  - Weight: #{jacket.weight_rating}/10"
  puts "  - Durability: #{jacket.durability_rating}/10"
  puts "  - Packed Size: #{jacket.packed_size_rating}/10"
  puts "-----------------------------------------------------------------"
end

#prompt_input ⇒ Object

Print instructions to screen and prompts user for input



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# File 'lib/rain_jackets/cli.rb', line 16

def prompt_input
  puts "► What would you like to do?"
  puts "► Enter: 'menu' to see all commands / 'exit' to exit program."
  get_input
end

#read_rating_input(input) ⇒ Object

Convert user input to jacket attribute name string



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# File 'lib/rain_jackets/cli.rb', line 87

def read_rating_input(input)
  # case statement to run multiple conditions against input value
  case input
    when 'wr'
      rating_category = "water_resistance_rating"
    when 'b'
      rating_category = "breathability_rating"
    when 'c'
      rating_category = "comfort_rating"
    when 'w'
      rating_category = "weight_rating"
    when 'd'
      rating_category = "durability_rating"
    when 'ps'
      rating_category = "packed_size_rating"
  end
  rating_category
end