# Nathan Hinton 19 Dec 2025
# Runs the server for the game

require 'sinatra'
require 'sinatra/cross_origin'
require 'json'

require './game'

configure do
  enable :cross_origin
end

# CORS headers for all routes
before do
  headers 'Access-Control-Allow-Origin' => '*',  # Allow all domains (you can change '*' to a specific domain for security)
          'Access-Control-Allow-Methods' => 'GET, POST, OPTIONS',  # Allow only specific methods
          'Access-Control-Allow-Headers' => 'Content-Type, Authorization'
end


games = {}


# Get the server status
get '/status' do
  return 'UP'
end

# Creates a new game
#
# @param name [String] Required. The name of the game
# @param width [Integer] The width of the game space
# @param height [Integer] The height of the game space
# @param planets [Integer] The number of planets to have in the game
get '/create_game' do
  puts "Creating game named #{params['name']}"
  name = params['name']
  width = params['width'] || 10
  width = width.to_i
  height = params['height'] || 10
  height = height.to_i
  planets = params['planets'] || 20
  planets = planets.to_i
  games.update({name => Game.new(width: width, height: height, planets: planets, name: name)})
  return 'OK'
end


# Gets games available
#
# @return [Array] list of game names
get '/list_games' do
  return games.keys.to_json
end