# globals
$table = null
table_height = 0
card_height = 0
state = null
server_url = null
top_card_z = 0 # css z-index of front-most card
show_message = (txt) -> txt
# FIXME implement chat box or something
# timeout function with args in convenient order
timeout = (ms, func) -> setTimeout func, ms
unless Array::shuffle?
Array::shuffle = ->
return if @length is 0
top = @length
while --top
current = Math.floor(Math.random() * (top + 1))
tmp = @[current]
@[current] = @[top]
@[top] = tmp
return
new_button = (text) -> $ $ "
#{text}
"
# transform coordinates from client-side coords to server-side coords (or back)
# this makes it so p2 view everything upside down (mirrored), but still sends coords rightside up
transform_x = (x) -> x
transform_y = (y) ->
return y unless state.agent is 'p2'
return table_height - card_height - y
next_card_z = -> return top_card_z += 1
bring_card_to_front = (card) ->
card.view.css "z-index": next_card_z()
instantiate_card = (card) ->
text = card.text
if card.owner is state.agent
card_class = 'my_card'
else
card_class = 'your_card'
view = $ $ "#{text}
"
button_box = $ $ ''
flip_button = new_button "flip over"
mark_button = new_button "mark"
flip_button.bind 'click', ->
state.flip state.agent, card.number, ! view.hasClass 'flipped'
mark_button.bind 'click', ->
state.mark state.agent, card.number, ! view.hasClass 'marked'
button_box.append flip_button
button_box.append mark_button
view.append button_box
if card.marked
view.addClass 'marked'
if card.flipped
view.addClass 'flipped'
$table.append view
view.draggable stack: '.card'
view.bind 'dragstop', (event, ui) ->
top_card_z = parseInt view.css 'z-index'
p = view.position()
state.move state.agent, card.number, transform_x(p.left), transform_y(p.top)
card.view = view
error_lag = 3
outgoing_messages = []
# message should be [agent, method, args...]
# don't forget the agent (state.agent)
tell_server = (message) ->
outgoing_messages.push message
send_updates()
send_updates = ->
return if outgoing_messages.length is 0
messages = outgoing_messages
outgoing_messages = []
$.ajax "#{server_url}/set", {
cache: false
data: {
agent: state.agent
game: 'test' # FIXME, and it the /get call too
messages: JSON.stringify(messages)
}
type: 'POST'
dataType: 'json'
error: (xhr, status, error) ->
show_message "Network error while sending, you might want to refresh. Trying again in #{error_lag} seconds. (Status: #{status}, Error: #{error})"
for message in messages
outgoing_messages.unshift message
timeout error_lag * 1000, send_updates
error_lag *= 2
success: (data, status, xhr) ->
show_message "update sent"
error_lag = 3
}
error_lag = 3
poll_for_updates = ->
$.ajax "#{server_url}/get?agent=#{state.agent}&game=test", {
cache: false
type: 'GET'
dataType: 'json'
error: (xhr, status, error) ->
message "Network error, you might want to refresh. Trying again in #{error_lag} seconds. (Status: #{status}, Error: #{error})"
timeout error_lag * 1000, poll_for_updates
error_lag *= 2
success: (data, status, xhr) ->
state.process_messages data
timeout 100, poll_for_updates
error_lag = 3
}
init = ->
if window.location.hash? and window.location.hash.length > 0
me = window.location.hash.substr 1
winloc = "#{window.location}"
server_url = winloc.substr 0, winloc.length - window.location.hash.length
else
me = 'p1'
server_url = window.location
state = window.game_model.new me
state.on 'move', (agent, card, x, y) ->
# FIXME add/handle pile argument
if agent is me
tell_server ['move', agent, card, x, y]
else
bring_card_to_front state.cards[card]
state.cards[card].view.animate { left: "#{transform_x x}px", top: "#{transform_y y}px"}, 800
state.on 'mark', (agent, card, state) ->
@cards[card].view.toggleClass 'marked', state
if agent is me
tell_server ['mark', agent, card, state]
state.on 'flip', (agent, card, state) ->
@cards[card].view.toggleClass 'flipped', state
if agent is me
tell_server ['flip', agent, card, state]
state.on 'set_cards', (agent, cards) ->
# FIXME add agent arg and tell server if it's not us
$('.card').remove()
for card in cards
instantiate_card card
if agent is me
tell_server ['set_cards', agent, cards]
# timeout so browser will stop showing that we're loading
timeout 1, poll_for_updates
timeout 2, ->
# ask for initial state
tell_server ['send_state', state.agent]
$ ->
$table = $ '#table'
table_height = $table.height()
card_height = $('#loading-card').outerHeight()
init()