Class: CompareSupermarkets::CLI

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

Instance Method Summary collapse

Instance Method Details

#anything_else ⇒ Object 



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# File 'lib/compare_supermarkets/cli.rb', line 217

def anything_else
    puts "Can we help you compare anything else today? (Y/N)"
    answer = gets.strip.downcase
    if answer == "n"
        puts ""
        puts "Okay, thank you! Have a great day!"
        puts ""
        exit
    elsif answer == "y"
        start
    else
        invalid_input
        anything_else
    end
end

#call ⇒ Object 



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

def call
    puts ""
    puts "Welcome to Compare_Supermarkets"
    puts ""
    puts "Type q at any time to exit."
    puts ""
    puts "Would you like to compare prices between Coles and Woolworths (Y/N)"
    input = gets.strip.downcase
    puts ""
    if input == "y"
        start
    elsif input == "n"
        puts ""
        puts "No worries, have a good one!"
        puts ""
        exit
    elsif input.empty?
        invalid_input
        call
    elsif input == "q"
        exit
    else
        invalid_input
        call
    end
end

#change_search_term ⇒ Object 



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# File 'lib/compare_supermarkets/cli.rb', line 76

def change_search_term
    puts "Would you like to change your search term? (Y/N)"
    input = gets.strip.downcase
    if input == "y"
        start
    elsif input == "n"
        puts ""
        puts "No worries"
        puts ""
        if CompareSupermarkets::Product.count > 0
            how_to_display
        else
            puts ""
            puts "Have a great day!"
            puts ""
            exit
        end
    elsif input.empty?
        invalid_input
        change_search_term
    elsif input == "q"
        exit
    else
        invalid_input
        change_search_term
    end
end

#choice(input) ⇒ Object 



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# File 'lib/compare_supermarkets/cli.rb', line 122

def choice(input)
    if input == "1"
        choice = CompareSupermarkets::Product.all_top_10_sorted_by_price
        print_items(choice, "asc")
    elsif input == "2"
        choice = CompareSupermarkets::Product.all_top_10_sorted_by_price
        print_items(choice, "desc")
    elsif input == "3"
        how_to_sort ? direction = "asc" : direction = "desc"
        choice = CompareSupermarkets::Product.all_items_sorted_by_price
        print_items(choice, direction)
    elsif input == "4"
        how_to_sort ? direction = "asc" : direction = "desc"
        choice = CompareSupermarkets::Product.coles_sorted_by_price
        print_items(choice, direction)
    elsif input == "5"
        how_to_sort ? direction = "asc" : direction = "desc"
        choice = CompareSupermarkets::Product.woolworths_sorted_by_price
        print_items(choice, direction)
    elsif input == ""
        invalid_input
        how_to_display
    elsif input == "q"
        exit
    else
        invalid_input
        how_to_display
    end
end

#finished ⇒ Object 



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# File 'lib/compare_supermarkets/cli.rb', line 152

def finished
    puts ""
    puts "Is this what you were looking for? (Y/N)"
    input = gets.strip.downcase
    if input == "y"
        puts ""
        puts "Great!"
        anything_else
    elsif input == "n"
        puts ""
        try_again
    elsif input == ""
        invalid_input
        finished
    elsif input == "q"
        exit
    else
        invalid_input
        finished
    end
end

#how_to_display ⇒ Object 



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# File 'lib/compare_supermarkets/cli.rb', line 104

def how_to_display
    puts "How would you like your items displayed? (1-5)"
    puts ""
    puts "1 - First 10 Cheapest items"
    puts ""
    puts "2 - First 10 Most expensive items"
    puts ""
    puts "3 - All items"
    puts ""
    puts "4 - Only Coles items"
    puts ""
    puts "5 - Only Woolworths items"
    puts ""
    input = gets.strip
    puts ""
    choice(input)
end

#how_to_sort ⇒ Object 



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# File 'lib/compare_supermarkets/cli.rb', line 240

def how_to_sort
    puts ""
    puts "How would you like your results sorted?"
    puts ""
    puts "1 - Cheapest to most expensive"
    puts "2 - Most expensive to cheapest"
    puts ""
    input = gets.strip
    if input == "1"
        puts ""
        puts "Okay! Here we go!"
        puts ""
        return true
    elsif input == "2"
        puts ""
        puts "Okay! Here we go!"
        puts ""
        return false
    elsif input == ""
        puts ""
        puts "Please enter a command"
        how_to_sort
    else
        invalid_input
        how_to_sort
    end
end

#invalid_input ⇒ Object 



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# File 'lib/compare_supermarkets/cli.rb', line 233

def invalid_input
    puts ""
    puts "Oh, I don't understand that input"
    puts ""
    puts "Please try again"
end

#print_items(choice, direction) ⇒ Object 



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# File 'lib/compare_supermarkets/cli.rb', line 268

def print_items(choice, direction)
    direction == "asc" ? choice = choice : choice = choice.reverse
    choice.each do |item|
        p "Supermarket: #{item.supermarket.name}"
        p "Item name: #{item.name}"
        p "Item price: $#{item.dollar_value}.#{item.cent_value}"
        p "Item unit size: #{item.unit_size}"
        p item.price.empty? ? "Unit price: $#{item.dollar_value}.#{item.cent_value} / #{item.unit_size}" : "Unit price: $#{item.price}"
        p "#{item.url}"
        puts ""
    end
    puts ""
    puts ""
    finished
end

#search_supermarkets(input) ⇒ Object 



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# File 'lib/compare_supermarkets/cli.rb', line 71

def search_supermarkets(input)
    supermarkets = ["Coles", "Woolworths"]
    CompareSupermarkets::Scraper.search_supermarkets(supermarkets, input)
end

#sort_or_compare ⇒ Object 



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# File 'lib/compare_supermarkets/cli.rb', line 194

def sort_or_compare
    puts ""
    puts "Please pick from one of these options:"
    puts ""
    puts "1 - Change the which results you would like to see"
    puts ""
    puts "2 - Search for a new item"
    input = gets.strip
    if input == "1"
        how_to_display
    elsif input == "2"
        CompareSupermarkets::Product.clear_all
        CompareSupermarkets::Supermarket.clear_all
        start
    elsif input == ""
        invalid_input
        sort_or_compare
    else
        invalid_input
        sort_or_compare
    end
end

#start ⇒ Object 



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# File 'lib/compare_supermarkets/cli.rb', line 29

def start
    puts ""
    puts "Great!"
    puts "Please enter the name of the item you wish to compare (example: red tractor oats or purple sweet potato)"
    input = gets.strip.downcase
    puts ""
    puts ""
    puts "Thank you, we will now search for this product"
    puts "This will open the browser, don't panic!"
    puts ""
    puts ""
    puts ""
    puts ""
    self.search_supermarkets(input)
    puts ""
    puts ""
    if CompareSupermarkets::Product.count > 20
        puts ""
        puts "Ooo, jeez, seems like we have a lot of results."
        puts "We have #{CompareSupermarkets::Product.count} results for you."
        puts "If you were a little more specific with your search"
        puts "term, we would have less to sort through..."
        puts ""
        puts "If you still want to see all of these results, select N"
        puts ""
        change_search_term
    elsif CompareSupermarkets::Product.count == 0
        puts ""
        puts "Ohhh man! Doesn't seem like any of these supermarkets"
        puts "carry that product."
        puts ""
        change_search_term
    else
        puts ""
        puts "Great! We have #{CompareSupermarkets::Product.count} items in stock for you."
        puts ""
        puts ""
        puts ""
        how_to_display
    end
end

#try_again ⇒ Object 



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# File 'lib/compare_supermarkets/cli.rb', line 174

def try_again
    puts "Oh damn, would you like to try something else? (Y/N)"
    input = gets.strip.downcase
    if input == "n"
        puts ""
        puts "I'm sorry we couldn't help you today. Have a wonderful day!"
        puts ""
        exit
    elsif input == "y"
        sort_or_compare
    elsif input == "q"
        exit
    elsif input == ""
        invalid_input
        try_again
    else
        invalid_input
    end
end