Controller = require './framework/Controller.coffee'

module.exports = class VideoController extends Controller

    @exposeEvents: ['videoJoin', 'videoLeave']

    @expose:
        joinVideo: (jid) ->
            @realtime.debug 'video', 'startVideoChat', jid

            type = (if jid.match(/@conference/) then 'groupchat' else 'chat')
            stanza = new ltx.Element 'message', from:@realtime.jid.bare().toString(), to:jid, type:type
            stanza.c 'video', xmlns:'orgspan:video', from:@realtime.jid.bare().toString(), type:'start'

            @realtime.debug 'video', 'sending join', stanza.toString()
            @realtime.send stanza

        leaveVideo: (jid) ->
            @realtime.debug 'video', 'leaveVideoChat', jid

            type = (if jid.match(/@conference/) then 'groupchat' else 'chat')
            stanza = new ltx.Element 'message', from:@realtime.jid.bare().toString(), to:jid, type: type
            stanza.c 'video', xmlns:'orgspan:video', from:@realtime.jid.bare().toString(), type:'leave'

            @realtime.debug 'video', 'sending leave', stanza.toString()
            @realtime.send stanza

    @stanzas:
        joinVideo: (stanza) -> stanza.is('message') and stanza.getChild('video', 'orgspan:video')?.attrs.type is 'start'
        leaveVideo: (stanza) -> stanza.is('message') and stanza.getChild('video', 'orgspan:video')?.attrs.type is 'leave'

    joinVideo: (stanza) ->
        room = new JID(stanza.attrs.from).bare().toString()
        from = new JID(stanza.getChild('video', 'orgspan:video').attrs.from).bare().toString()
        @realtime.debug 'video', 'video join', from

        @emit 'videoJoin', { from, room }

    leaveVideo: (stanza) ->
        room = new JID(stanza.attrs.from).bare().toString()
        from = new JID(stanza.getChild('video', 'orgspan:video').attrs.from).bare().toString()
        @realtime.debug 'video', 'video leave', from

        @emit 'videoLeave', { from, room }