Class: StockcliApp::CLI

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

Instance Method Summary collapse

Instance Method Details

#call ⇒ Object 



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# File 'lib/stockcli_app/cli.rb', line 86

def call
  create_stocks unless !StockcliApp::Stock.all.empty?

  puts "(a) To view the list of stocks enter --- list"
  puts "(b) To view the list of companies in desc order of Market cap enter --- mkt"
  puts "(c) To view the list of stocks in desc order of volatility enter --- vol"
  puts "(b) To exit the program enter --- 'quit'"

  input_1 = gets.strip
  if["list", "mkt", "vol", "quit"].include? input_1.downcase
    if input_1.downcase == "list"
      display_list
      input_for_additional_info
      call

    elsif input_1.downcase == "mkt"
      display_by_market_cap
      call

    elsif input_1.downcase == "vol"
      display_by_vol
      call

    elsif input_1.downcase == "quit"
      puts "You have chosen to exit the app"
    end

  else
    puts "Please enter a valid option"
    call
  end
end

#create_stocks ⇒ Object

The cli should display 2 options List and quit and accept a valid input if list then display the list of stocks and symbols –> create method called display_list the display_list method should display the stocks and ask the user to enter a valid symbol the display_list method should use the @@all array from the Stock class to display the list of stocks the create_stocks method should us the scraper and stock classes to create instances of stocks The display_additional_info method adds information about the stock that is available through the stock url like index, PE ratio and eps and the output should include basic information about the stock (from) the main web page as well as the information scraped from the stock url



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# File 'lib/stockcli_app/cli.rb', line 20

def create_stocks
    outer_array = StockcliApp::Scraper.scrape_screener
    StockcliApp::Stock.create_from_scraper_array(outer_array)
end

#display_additional_info(stock_symbol) ⇒ Object 



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# File 'lib/stockcli_app/cli.rb', line 35

def display_additional_info(stock_symbol)
  stock = StockcliApp::Stock.all.find {|stock| stock.symbol == stock_symbol}
  info = StockcliApp::Scraper.scrape_stock_info("https://finviz.com/" + stock.url)    #Scraper.scrape_stock_info(url)
  stock.add_stock_info(info)
  puts "#{stock.name} belongs to the #{stock.sector} sector and has a marketcap of #{stock.mktcap.gsub("B"," Billion")}"
  puts "  "
  puts "The major index/indices that include(s) it is/are #{stock.index.gsub("DJIA ","DJIA and ")}"
  puts "  "
  puts "The Earnings per share is #{stock.eps}"
  puts "   "
end

#display_by_market_cap ⇒ Object 



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# File 'lib/stockcli_app/cli.rb', line 62

def display_by_market_cap
  array = []
  array = StockcliApp::Stock.all.sort_by {|stock| stock.mktcap}.reverse
  array.each {|stock| puts stock.name.ljust(25) + stock.mktcap.gsub("B", " Billion").rjust(1)}
  puts "  "
end

#display_by_vol ⇒ Object 



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# File 'lib/stockcli_app/cli.rb', line 69

def display_by_vol
  array = []
  array = StockcliApp::Stock.all.sort_by {|stock| stock.change.gsub("%","").gsub("-","").to_f}.reverse
  array.each {|stock| puts stock.name.ljust(25) + stock.change.rjust(2)}
  puts "  "
end

#display_list ⇒ Object 



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# File 'lib/stockcli_app/cli.rb', line 26

def display_list
  puts "   "
  #binding.pry
  StockcliApp::Stock.all.each do |stock|
  puts stock.srno.ljust(5) + stock.symbol.ljust(10) + stock.name.ljust(25) + stock.price.rjust(5)
  end
  puts "   "
end

#input_for_additional_info ⇒ Object 



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# File 'lib/stockcli_app/cli.rb', line 47

def input_for_additional_info
  puts "Enter a valid symbol for more information or enter 'quit' to return to the main menu"
  puts "   "
  valid_symbols = StockcliApp::Stock.all.collect {|stock| stock.symbol}
  input_symbol = gets.strip
  if valid_symbols.include? input_symbol.upcase
  display_additional_info(input_symbol.upcase)
  elsif input_symbol == "quit"
  puts "You are returning to the main menu"
  puts "   "
  else
  input_for_additional_info
  end
end