add untested common.coffee

diff --git a/common.coffee b/common.coffee
new file mode 100644 (file)
index 0000000..2a146af
--- /dev/null
+++ b/common.coffee
@@ -0,0 +1,58 @@
+# this file is used by the client and server.
+
+class GameState
+       constructor: (agent) ->
+               @agent = agent
+               state = {
+                       hooks: {}
+                       card_types: []
+                       auto_shuffle: false
+                       cards: []
+                       piles: {}
+               }
+       on: (event, callback) ->
+               unless hooks[event]?
+                       hooks[event] = []
+               hooks[event].push callback
+       trigger: (event, args...) ->
+               return unless hooks[event]?
+               for callback in hooks[event]
+                       callback.apply this, args
+       move: (agent, card, x, y) -> # FIXME add pile argument
+               # FIXME what to do on error?
+               return unless cards[card]? #?.pile?
+               #cur_pile = cards[card].pile
+               #if pile isnt cur_pile
+
+               cards[card].x = x
+               cards[card].y = y
+
+               @trigger 'move', agent, card, x, y # FIXME add pile argument
+
+       mark: (agent, card, state) ->
+               # FIXME what to do on error?
+               return unless cards[card]?.marked? #?.pile?
+               card.marked = state
+               @trigger 'mark', agent, state
+
+       flip: (agent, card, state) ->
+               # FIXME what to do on error?
+               return unless cards[card]?.flipped? #?.pile?
+               card.flipped = state
+               @trigger 'flip', agent, state
+
+       # FIXME implement set_pile(pile, card_order_array)
+
+       set_cards: (cards) ->
+               trigger 'delete_all_cards'
+               @cards = []
+               @piles = {}
+               for card in cards
+                       card.number = @cards.length
+                       @cards.push card
+                       if card.pile?
+                               unless @piles[card.pile]?
+                                       @piles[card.pile] = []
+                               @piles[card.pile].push card
+               trigger 'all_new_cards'
+