#Start Game
puts "Instructions: Type the letter marked for the options you choose! Enjoy!"
puts "Welcome to Treasure Island"
puts "You are a famous treasure hunter that has spent the last
      year looking for the treasure of the Spanish Armada, lost in
      in the Atlantic Ocean for centuries."
puts "After a terrible storm your boat has wrecked at a unknown Island."

def start_game
  puts "You are standing in the beach next to where the boat wrecked."
  puts "What do you want to do?"
  puts "Options: (w)alk around the island, Walk towards the (j)ungle, Wait for (h)elp"
  option1 = gets.chomp
  case option1
  when "w"
    start_walk
  when "j"
    start_jungle
  when "h"
    puts "You're are such an embarressment to Chuck Noland's legacy. Man up!"
    start_game
  else
    puts "At least try something, please!"
    start_game
  end
end

def start_walk
  puts "After hours walking you can only find sand and more sand."
  start_game
end

def start_jungle
  puts "You walk into the jungle and ends up into having two different paths."
  puts "One path leads to the top of the hill where you think you can see the tip of a lighthouse."
  puts "The other path leads to what looks like a little river in the distance."
  puts "Options: (g)o up hill, Go to (r)iver, return"
  option2 = gets.chomp
  case option2
  when "g"
    puts "You see a tall white lighthouse. Something is shinning at the top."
    start_lighthouse
  when "r"
    puts "The river is infested with alligators and you are trapped. You DIED. GAME OVER!"
    end_game
  when "return"
    start_game
  end
end

def start_lighthouse
  puts "There are two ways to go up the tower, inside through the stairs and a rope hanging outside."
  puts "Options: Climb through (s)tairs, Climb through (r)ope, return"
  option3 = gets.chomp
  case option3
  when "s"
    puts "The stairs are centuries old, they broke in half while you were almost at the top. You fell and DIED. GAME OVER."
    end_game
  when "r"
    puts "The rope is firm and you make your way to the top."
    start_light_top
  when "return"
    start_jungle
  end
end

def start_light_top
  puts "At the top of the lighthouse you see old object similar to a magnifying glass."
  puts "Options: Look through the (m)agnifying glass, Lean over the (b)alcony to see the view, return."
  option4 = gets.chomp
  case option4
  when "m"
    puts "You see through the glass the location where your boat wrecked. Under it sunken beneath lies the great Santa Isabel, spanish ship where the treasure was known to be."
    puts "Congratualations you have found the treasure! However, you have no clue how to leave the island. So sorry..."
    end_game
  when "b"
    "The balcony breaks and you fell. You DIED. GAME OVER!"
    end_game
  when "return"
    start_lighthouse
  end
end

def end_game
  "Thanks for playing."
end

start_game