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Xmpp.Views.Chat ||= {}
class Xmpp.Views.Chat.WindowView extends Backbone.View
template: JST["backbone/templates/chat/window"]
el: $('#conversation-js') |
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inputSelector: 'input[type=text]' |
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maxHistoryLength: 20 |
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savingHistory: true |
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historyStep: 0 |
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events:
'submit #msg-writer': (e) -> @sendMessage(e) |
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'change .history-settings input': 'changeHistorySettings' |
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'click .history-settings .load-history': 'loadHistory' |
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initialize: (options) -> |
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_.bindAll(this) |
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@historyStack = [] |
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@tab = options.tab
chatId = @tab.getChatId() |
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attendant = if not chatId then @tab.getAttendant().get('jid') else null
|
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App.Com.checkSavingHistory(App.Models.me.get('jid'), chatId, attendant, (canSave) =>
@savingHistory = canSave
@_changeHistoryVisibly(@savingHistory)
) |
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@loadHistory()
|
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render: -> |
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historyStackHtml = _.map(@historyStack, (view) ->
view.render().el.outerHTML
) |
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$(@el).html(@template(hideHistoryLoading: @tab.getChatId() != null, history: historyStackHtml)) |
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@_changeHistoryVisibly(@savingHistory)
|
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@show()
return this
hide: ->
$(@el).addClass('hidden') |
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@undelegateEvents() |
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this
show: ->
$(@el).removeClass('hidden') |
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@delegateEvents() |
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$(@el).find(@inputSelector).focus() |
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this
remove: ->
@undelegateEvents()
$(@el).empty() |
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@stopListening()
_.each(@historyStack, (item)->
item.remove()
)
return this |
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sendMessage: (e) ->
e.preventDefault()
$this = $(e.currentTarget) |
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input = $this.find(@inputSelector) |
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message = input.val() |
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input.val('').focus() |
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|
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if (message.trim())
chatId = @tab.getChatId() |
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attendant = if not chatId then @tab.getAttendant().getPreferredResource() else null |
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App.Models.me.sendMessage(message, chatId, attendant |
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, (message) => |
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@sendSuccess(App.Models.me, message) |
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, (message) => |
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@sendFail(message))
sendSuccess: (me, msg) ->
@appendMessage(me, new Date(), msg)
sendFail: ->
@appendEvent(I18n.t('chat.window.sendFailed'), false)
appendEvent: (msg, logMe) ->
App.debug ['append event', msg]
# @log(eventView) if logMe == true
|
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appendMessage: (user, date, msg, idMessage) ->
if idMessage
return if @_checkIfMessageExists(idMessage)
messageView = new Xmpp.Views.Chat.MessageView(user: user, date: date, message: msg, fromMe: user.get('jid') == App.Models.me.get('jid'), idMessage: idMessage) |
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$(@el).find('.messages').append(messageView.render().el) |
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@log(messageView) |
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Backbone.Events.trigger('resizeWorkspace') |
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log: (view, isHistoryMessage) -> |
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if (@historyStack.length + 1 >= @maxHistoryLength)
@historyStack = @historyStack.slice(@historyStack.length - @maxHistoryLength + 1)
|
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if not isHistoryMessage? || isHistoryMessage == false
@historyStack.push(view)
else
@historyStack.unshift(view) |
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changeHistorySettings: (e) ->
$input = $(e.currentTarget)
state = $input.is(':checked')
chatId = @tab.getChatId()
attendant = if not chatId then @tab.getAttendant().getPreferredResource() else null
App.Com.setHistory(App.Models.me.get('jid'), chatId, attendant, state, =>
@savingHistory = state
@_changeHistoryVisibly(state)
)
_changeHistoryVisibly: (currentState) ->
if currentState
toEnable = '.enabled'
toDisable = '.disabled'
else
toEnable = '.disabled'
toDisable = '.enabled'
$(@el).find(".action#{toEnable}, .current#{toEnable}").show() |
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$(@el).find(".action#{toDisable}, .current#{toDisable}").hide()
|
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prependHistoryMessage: (user, date, msg, msgId) ->
if msgId
return if @_checkIfMessageExists(msgId)
messageView = new Xmpp.Views.Chat.MessageView(user: user, date: date, message: msg, fromMe: user.get('jid') == App.Models.me.get('jid'), idMessage: msgId) |
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$(@el).find('.messages').prepend(messageView.render().el)
@log(messageView, true)
loadHistory: ->
chatId = @tab.getChatId()
attendant = if not chatId then @tab.getAttendant().get('jid') else null
App.Com.loadHistory(App.Models.me.get('jid'), chatId, attendant, @historyStep, (result) =>
App.debug result
_.each(result.history.reverse(), (message) =>
jid = App.stripJid(message.from)
if App.Models.me.get('jid') == jid
contact = App.Models.me
else
contact = App.Collections.contacts.findByJid(jid) || Xmpp.Collections.ChatsCollection.createTempContact(jid)
|
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@prependHistoryMessage(contact, new Date(message.created_at), message.message, message.id) |
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)
@historyStep++ unless _.isEmpty(result.history)
) |
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_checkIfMessageExists: (idMessage) ->
_.find(@historyStack, (message) ->
message.idMessage == idMessage
) |