Weekend challenge

.gitignore

@@ -3,3 +3,5 @@
 
 # Local cache of Rubocop remote config
 .rubocop-*
+
+capybara-*.html

Gemfile

@@ -14,3 +14,7 @@ end
 group :development, :test do
   gem 'rubocop', '1.20'
 end
+
+gem "webrick", "~> 1.7"
+
+gem "sinatra-contrib", "~> 2.1"

Gemfile.lock

@@ -17,6 +17,7 @@ GEM
     docile (1.4.0)
     mini_mime (1.1.1)
     mini_portile2 (2.6.1)
+    multi_json (1.15.0)
     mustermann (1.1.1)
       ruby2_keywords (~> 0.0.1)
     nokogiri (1.12.3)
@@ -76,10 +77,17 @@ GEM
       rack (~> 2.2)
       rack-protection (= 2.1.0)
       tilt (~> 2.0)
+    sinatra-contrib (2.1.0)
+      multi_json
+      mustermann (~> 1.0)
+      rack-protection (= 2.1.0)
+      sinatra (= 2.1.0)
+      tilt (~> 2.0)
     terminal-table (3.0.1)
       unicode-display_width (>= 1.1.1, < 3)
     tilt (2.0.10)
     unicode-display_width (2.0.0)
+    webrick (1.7.0)
     xpath (3.2.0)
       nokogiri (~> 1.8)
 
@@ -93,6 +101,8 @@ DEPENDENCIES
   simplecov
   simplecov-console
   sinatra
+  sinatra-contrib (~> 2.1)
+  webrick (~> 1.7)
 
 RUBY VERSION
    ruby 3.0.2p107

app.rb

@@ -0,0 +1,51 @@
+# app.rb
+
+require 'sinatra'
+require 'sinatra/base'
+require 'sinatra/reloader' # if development?
+require './lib/game'
+require './lib/player'
+require './lib/multiplayer'
+
+
+class RPS < Sinatra::Base
+  configure :development do
+    register Sinatra::Reloader
+  end
+
+  get '/' do
+    erb(:index)
+  end
+
+  post '/game' do
+    multiplayer = Multiplayer.new(params[:player_1_name], params[:player_2_name], params[:players_num].to_i)
+    $game = multiplayer.game_creation
+    @game = $game
+    erb(:game)
+  end
+
+  # Can this part be refactored? Trying to reuse the game.erb for multiplayer, but the controller grew complex
+  get '/player_2' do
+    if $game.players_num == 1
+      $game.player_1.choice = params[:throw].to_sym
+      $game.player_2.throw
+      redirect '/result'
+    elsif $game.turn == 1
+      $game.player_1.choice = params[:throw].to_sym
+      $game.switch_turn
+      @game = $game
+      erb(:game)
+    elsif $game.turn == 2
+      $game.player_2.choice = params[:throw].to_sym
+      redirect '/result'
+    end
+  end
+
+  get '/result' do
+    $game.match
+    @game = $game
+    erb(:match)
+  end
+
+  run! if app_file ==$0
+end

config.ru

@@ -0,0 +1,8 @@
+# ./config.ru
+
+# This line is to assign port number for rackup
+#\ -p 4567
+
+require_relative "./app"
+
+run RPS

lib/game.rb

@@ -0,0 +1,55 @@
+# lib/game.rb
+
+require './lib/player'
+
+class Game
+  attr_reader :declaration, :players_num, :current_player, :other_player, :turn, :player_1, :player_2, :winner
+
+  def initialize(player1, player2, players_num)
+    @winmap = {
+      :rock => :scissors,
+      :scissors => :paper,
+      :paper => :rock
+    }
+    @winner = nil
+    @player_1 = player1
+    @player_2 = player2
+    @turn = 1
+    @current_player = @player_1
+    @other_player = @player_2
+    @players_num = players_num
+  end
+
+  def switch_turn
+    @current_player = player_2
+    @other_player = player_1
+    @turn += 1
+  end
+
+  def match
+    if player_1.choice == player_2.choice
+      @winner = nil
+    elsif @winmap[player_1.choice] == player_2.choice
+      @winner = player_1
+    else
+      @winner = player_2
+    end
+    set_winning_declaration
+  end
+
+  private
+
+  def set_winning_declaration
+    @declaration = "It is a tie!" if @winner == nil
+
+    if players_num == 2 && (@winner != nil)
+      @declaration = "#{@winner.name} wins!"
+    end
+
+    if @winner == player_1 && players_num == 1
+      @declaration = "You Win!"
+    elsif @winner == player_2 && players_num == 1
+      @declaration = "You Lose!"
+    end
+  end
+end

lib/multiplayer.rb

@@ -0,0 +1,28 @@
+# lib/multi.rb
+
+require './lib/player'
+require './lib/game'
+
+class Multiplayer
+  attr_reader :players_num
+
+  def initialize(player_1_name, player_2_name, players_num)
+    @players_num = players_num
+    @player_1_name = player_1_name
+    @player_2_name = player_2_name
+  end
+
+  def set_players
+    @player_1 = Player.new(@player_1_name)
+    if @players_num == 1
+      @player_2 = Player.new("Computer") 
+    else
+      @player_2 = Player.new(@player_2_name)
+    end
+  end
+
+  def game_creation
+    set_players
+    return game = Game.new(@player_1, @player_2, players_num)
+  end
+end

lib/player.rb

@@ -0,0 +1,16 @@
+# lib/player.rb
+
+class Player
+  attr_reader :name
+  attr_accessor :choice
+
+  def initialize(name)
+    @name = name
+    @choice = nil
+  end
+
+  def throw
+    @choice = [:rock, :scissors, :paper].sample
+    @choice
+  end
+end

spec/features/choose_option_spec.rb

@@ -0,0 +1,10 @@
+# spec/features/choose_option_spec.rb
+
+feature 'Throwing page' do
+  scenario 'Showing options' do
+    sign_in_as_michael
+    expect(page).to have_content 'ROCK!'
+    expect(page).to have_content 'PAPER!'
+    expect(page).to have_content 'SCISSORS!'
+  end
+end

spec/features/landing_page_spec.rb

@@ -0,0 +1,20 @@
+# spec/features/landing_page_spec.rb
+
+feature 'Landing page' do
+  scenario 'Showing name of game' do
+    visit('/')
+    expect(page).to have_content 'Welcome to the Ultimate Rock Paper Scissors Game!'
+  end
+
+  scenario 'allow to choose single player or multiple player' do
+    visit('/')
+    expect(page).to have_content "Enter Player 1's name:"
+    expect(page).to have_content "Enter Player 2's name:"
+  end
+
+  scenario 'Allows user to enter name' do
+    sign_in_as_michael
+    expect(page).to have_content 'Michael, please choose your choice.'
+  end
+
+end

spec/features/multi_player_spec.rb

@@ -0,0 +1,31 @@
+# spec/features/muti_player_spec.rb
+
+feature 'Two throwing page' do
+  scenario 'Showing Player 2 name for two players (when first player choosing)' do
+    sign_in_as_tom_and_jerry
+    expect(page).to have_content "Tom, please choose your choice."
+    expect(page).to have_content "Your opponent's name: Jerry"
+  end
+
+  scenario 'Showing Player 1 name for two players (when second player choosing)' do
+    sign_in_as_tom_and_jerry
+    choose('rock')
+    click_button("Throw!")
+    expect(page).to have_content "Jerry, please choose your choice."
+    expect(page).to have_content "Your opponent's name: Tom"
+  end
+
+  scenario 'Showing options for two players one by one' do
+    sign_in_as_tom_and_jerry
+    expect(page).to have_content "Tom, please choose your choice."
+    expect(page).to have_content 'ROCK!'
+    expect(page).to have_content 'PAPER!'
+    expect(page).to have_content 'SCISSORS!'
+    choose('rock')
+    click_button("Throw!")
+    expect(page).to have_content "Jerry, please choose your choice."
+    expect(page).to have_content 'ROCK!'
+    expect(page).to have_content 'PAPER!'
+    expect(page).to have_content 'SCISSORS!'
+  end
+end

spec/features/show_results_spec.rb

@@ -0,0 +1,55 @@
+# spec/features/show_results_spec.rb
+
+feature 'Throwing page' do
+  scenario 'Win' do
+    sign_in_as_michael
+    choose('scissors')
+    srand(4)
+    click_button("Throw!")
+    expect(page).to have_content "Michael: scissors vs Computer: paper"
+    expect(page).to have_content 'You Win!'
+  end
+
+  scenario 'Lose' do
+    sign_in_as_michael
+    choose('rock')
+    srand(4)
+    click_button("Throw!")
+    expect(page).to have_content "Michael: rock vs Computer: paper"
+    expect(page).to have_content 'You Lose!'
+  end
+
+  scenario 'Tie' do
+    sign_in_as_michael
+    choose('paper')
+    srand(4)
+    click_button("Throw!")
+    expect(page).to have_content "Michael: paper vs Computer: paper"
+    expect(page).to have_content 'It is a tie!'
+  end
+
+  scenario 'Two players - Player 1 wins' do
+    sign_in_as_tom_and_jerry
+    choose('rock')
+    click_button("Throw!")
+    choose('scissors')
+    click_button("Throw!")
+    expect(page).to have_content "Tom wins!"
+  end
+  scenario 'Two players - Player 2 wins' do
+    sign_in_as_tom_and_jerry
+    choose('rock')
+    click_button("Throw!")
+    choose('paper')
+    click_button("Throw!")
+    expect(page).to have_content "Jerry wins!"
+  end
+  scenario 'Two players - Tie' do
+    sign_in_as_tom_and_jerry
+    choose('rock')
+    click_button("Throw!")
+    choose('rock')
+    click_button("Throw!")
+    expect(page).to have_content "It is a tie!"
+  end
+end

spec/features/web_helpers.rb

@@ -0,0 +1,16 @@
+# spec/features/web_helpers.rb
+
+def sign_in_as_michael
+  visit('/')
+  fill_in :player_1_name, with: "Michael"
+  choose('1')
+  click_button "Let's Go!"
+end
+
+def sign_in_as_tom_and_jerry
+  visit('/')
+  fill_in :player_1_name, with: "Tom"
+  fill_in :player_2_name, with: "Jerry"
+  choose('2')
+  click_button "Let's Go!"
+end

spec/show_results_spec.rb

@@ -0,0 +1,37 @@
+# spec/show_results_spec.rb
+require 'game'
+
+describe Game do
+  subject(:object) { described_class }
+  let(:player1) { double :player }
+  let(:player2) { double :player }
+
+  describe '#match' do
+    it 'declares Player 1 wins' do
+      expect(player1).to receive(:choice).and_return(:rock).at_most(3).times
+      expect(player2).to receive(:choice).and_return(:scissors).at_most(3).times
+      game = Game.new(player1, player2, 1)
+      game.match
+      expect(game.winner).to eq player1
+      expect(game.declaration).to eq "You Win!"
+    end
+
+    it 'declares Player 1 loses' do
+      expect(player1).to receive(:choice).at_most(3).times.and_return(:rock)
+      expect(player2).to receive(:choice).at_most(3).times.and_return(:paper)
+      game = Game.new(player1, player2, 1)
+      game.match
+      expect(game.winner).to eq player2
+      expect(game.declaration).to eq "You Lose!"
+    end
+
+    it 'declares the game was tie' do
+      game = Game.new(player1, player2, 1)
+      expect(player1).to receive(:choice).and_return(:rock).at_most(3).times
+      expect(player2).to receive(:choice).and_return(:rock).at_most(3).times
+      game.match
+      expect(game.winner).to eq nil
+      expect(game.declaration).to eq "It is a tie!"
+    end
+  end
+end