mirror of
https://github.com/overleaf/overleaf.git
synced 2024-12-12 11:51:37 -05:00
87 lines
2 KiB
CoffeeScript
87 lines
2 KiB
CoffeeScript
define [
|
|
"utils/Modal"
|
|
"libs/backbone"
|
|
], (Modal) ->
|
|
class ConnectionManager
|
|
constructor: (@ide) ->
|
|
@connected = false
|
|
@socket = @ide.socket
|
|
@socket.on "connect", () =>
|
|
@connected = true
|
|
@ide.pushEvent("connected")
|
|
@hideModal()
|
|
@cancelReconnect()
|
|
|
|
@socket.on 'disconnect', () =>
|
|
@connected = false
|
|
@ide.pushEvent("disconnected")
|
|
@ide.trigger "disconnect"
|
|
setTimeout(=>
|
|
ga('send', 'event', 'editor-interaction', 'disconnect')
|
|
, 2000)
|
|
|
|
if !@forcedDisconnect
|
|
@showModalAndStartAutoReconnect()
|
|
|
|
@socket.on 'forceDisconnect', (message) =>
|
|
@showModal(message)
|
|
@forcedDisconnect = true
|
|
@socket.disconnect()
|
|
|
|
@messageEl = $("#connectionLostMessage")
|
|
$('#try-reconnect-now').on 'click', (e) =>
|
|
e.preventDefault()
|
|
@tryReconnect()
|
|
@hideModal()
|
|
|
|
reconnectImmediately: () ->
|
|
@disconnect()
|
|
@tryReconnect()
|
|
|
|
disconnect: () ->
|
|
@socket.disconnect()
|
|
|
|
showModalAndStartAutoReconnect: () ->
|
|
@hideModal()
|
|
twoMinutes = 2 * 60 * 1000
|
|
if @ide.editor? and @ide.editor.lastUpdated? and new Date() - @ide.editor.lastUpdated > twoMinutes
|
|
# between 1 minute and 3 minutes
|
|
@countdown = 60 + Math.floor(Math.random() * 120)
|
|
else
|
|
@countdown = 3 + Math.floor(Math.random() * 7)
|
|
|
|
$("#reconnection-countdown").text(@countdown)
|
|
|
|
setTimeout(=>
|
|
if !@connected
|
|
@showModal()
|
|
@timeoutId = setTimeout (=> @decreaseCountdown()), 1000
|
|
, 200)
|
|
|
|
showModal: () =>
|
|
@messageEl.show()
|
|
$("#reconnecting").hide()
|
|
$("#trying-reconnect").show()
|
|
|
|
hideModal: () ->
|
|
@messageEl.hide()
|
|
|
|
cancelReconnect: () ->
|
|
clearTimeout @timeoutId if @timeoutId?
|
|
|
|
decreaseCountdown: () ->
|
|
@countdown--
|
|
$("#reconnection-countdown").text(@countdown)
|
|
|
|
if @countdown <= 0
|
|
@tryReconnect()
|
|
else
|
|
@timeoutId = setTimeout (=> @decreaseCountdown()), 1000
|
|
|
|
tryReconnect: () ->
|
|
@cancelReconnect()
|
|
$("#reconnecting").show()
|
|
$("#trying-reconnect").hide()
|
|
@socket.socket.reconnect()
|
|
setTimeout (=> @showModalAndStartAutoReconnect() if !@connected), 1000
|
|
|