trivia: Added lua version of trivia

lua/trivia.lua

@@ -0,0 +1,169 @@
+local Game = {}
+Game.__index = Game
+function Game:new()
+   instance = {}
+   setmetatable(instance, Game)
+
+   instance.players = {}
+   instance.places = { 0,0,0,0,0,0}
+   instance.purses = { 0,0,0,0,0,0}
+   instance.in_penalty_box = {0,0,0,0,0,0}
+
+   instance.pop_questions = {}
+   instance.science_questions = {}
+   instance.sports_questions = {}
+   instance.rock_questions = {}
+
+   instance.current_player = 1
+   instance.is_getting_out_of_penalty_box = false
+
+   for i = 0,50,1 do
+       table.insert(instance.pop_questions, "Pop Question "..i)
+       table.insert(instance.science_questions, "Science Question "..i)
+       table.insert(instance.sports_questions, "Sports Question "..i)
+       table.insert(instance.rock_questions, instance:create_rock_question(i))
+   end 
+
+   return instance
+end
+
+function Game:create_rock_question(index)
+   return "Rock Question "..index
+end
+
+function Game:is_playable()
+   return self:how_many_players() - 1 >= 2
+end
+
+function Game:add(name)
+   table.insert(self.players, name)
+   self.places[self:how_many_players()] = 0
+   self.purses[self:how_many_players()] = 0
+   self.in_penalty_box[self:how_many_players()] = false
+
+   print(name.." was added")
+   print("They are player number "..tostring(#self.players))
+
+   return true
+end
+
+function Game:how_many_players()
+   return #self.players
+end
+
+function Game:roll(roll)
+   print(self.players[self.current_player].." is the current player")
+   print("They have rolled a "..tostring(roll))
+
+   if self.in_penalty_box[self.current_player] then
+      if roll % 2 ~= 0 then
+         self.is_getting_out_of_penalty_box = true
+         print(self.players[self.current_player].." is getting out of the penalty box")
+         self.places[self.current_player] = self.places[self.current_player] + roll
+         if self.places[self.current_player] > 11 then
+            self.places[self.current_player] = self.places[self.current_player] - 12
+         end
+
+         print(self.players[self.current_player].."'s new location is "..tostring(self.places[self.current_player]))
+         print("The category is "..self:current_category())
+         self:ask_question()
+      else
+         print(self.players[self.current_player].." is not getting out of the penalty box")
+         self.is_getting_out_of_penalty_box = false
+      end
+   else
+      self.places[self.current_player] = self.places[self.current_player] + roll
+      if self.places[self.current_player] > 11 then
+         self.places[self.current_player] = self.places[self.current_player] - 12
+      end
+      print(self.players[self.current_player].."'s new location is "..tostring(self.places[self.current_player]))
+      print("The category is "..self:current_category())
+      self:ask_question()
+   end
+end
+
+function Game:ask_question()
+   if self:current_category() == 'Pop' then print(table.remove(self.pop_questions,1)) end 
+   if self:current_category() == 'Science' then print(table.remove(self.science_questions,1)) end
+   if self:current_category() == 'Sports' then print(table.remove(self.sports_questions,1)) end
+   if self:current_category() == 'Rock' then print(table.remove(self.rock_questions,1)) end
+end
+
+function Game:current_category()
+   if self.places[self.current_player] == 0 then return "Pop" end
+   if self.places[self.current_player] == 4 then return "Pop" end
+   if self.places[self.current_player] == 8 then return "Pop" end
+   if self.places[self.current_player] == 1 then return "Science" end
+   if self.places[self.current_player] == 5 then return "Science" end
+   if self.places[self.current_player] == 9 then return "Science" end
+   if self.places[self.current_player] == 2 then return "Sports" end
+   if self.places[self.current_player] == 6 then return "Sports" end
+   if self.places[self.current_player] == 10 then return "Sports" end
+   return "Rock"
+end
+
+function Game:was_correctly_answered()
+   if self.in_penalty_box[self.current_player] then
+      if self.is_getting_out_of_penalty_box then
+         print('Answer was correct!!!!')
+         self.purses[self.current_player] = self.purses[self.current_player] + 1
+         print (self.players[self.current_player]..' now has '..tostring(self.purses[self.current_player])..' Gold Coins.')
+
+         winner = self:did_player_win()
+         self.current_player = self.current_player + 1
+         if self.current_player == #(self.players) + 1 then self.current_player = 1 end
+
+         return winner
+      else
+         self.current_player = self.current_player + 1
+         if self.current_player == #(self.players) + 1 then self.current_player = 1 end
+         return true
+      end
+   else
+      print('Answer was corrent!!!!')
+      self.purses[self.current_player] = self.purses[self.current_player] + 1
+      print (self.players[self.current_player]..' now has '..tostring(self.purses[self.current_player])..' Gold Coins.')
+
+      winner = self:did_player_win()
+      self.current_player = self.current_player + 1
+      if self.current_player == #(self.players) + 1 then self.current_player = 1 end
+
+      return winner
+   end
+end
+
+function Game:wrong_answer()
+   print('Question was incorrectly answered')
+   print(self.players[self.current_player].." was sent to the penalty box")
+
+   self.in_penalty_box[self.current_player] = true
+   self.current_player = self.current_player + 1
+   if self.current_player == #(self.players) + 1 then self.current_player = 1 end
+   return true
+end
+
+function Game:did_player_win()
+   return not (self.purses[self.current_player] == 6)
+end
+
+math.randomseed(os.time())
+
+not_a_winner = false
+
+game = Game.new()
+
+game:add('Chet')
+game:add('Pat')
+game:add('Sue')
+
+while true do
+    game:roll(math.random(0,5) + 1)
+
+    if math.random(0,9) == 7 then
+       not_a_winner = game:wrong_answer()
+    else
+       not_a_winner = game:was_correctly_answered()
+    end
+    if not not_a_winner then break end
+end
+