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Meteor.methods

createDirectMessage: (username) ->

if not Meteor.userId()

throw new Meteor.Error 'error-invalid-user', "Invalid user", { method: 'createDirectMessage' }

me = Meteor.user()

unless me.username

throw new Meteor.Error 'error-invalid-user', "Invalid user", { method: 'createDirectMessage' }

if me.username is username

throw new Meteor.Error 'error-invalid-user', "Invalid user", { method: 'createDirectMessage' }

if !RocketChat.authz.hasPermission Meteor.userId(), 'create-d'

throw new Meteor.Error 'error-not-allowed', 'Not allowed', { method: 'createDirectMessage' }

to = RocketChat.models.Users.findOneByUsername username

if not to

throw new Meteor.Error 'error-invalid-user', "Invalid user", { method: 'createDirectMessage' }

rid = [me._id, to._id].sort().join('')

now = new Date()

# Make sure we have a room

RocketChat.models.Rooms.upsert

_id: rid

,

$set:

usernames: [me.username, to.username]

$setOnInsert:

t: 'd'

msgs: 0

ts: now

# Make user I have a subcription to this room

RocketChat.models.Subscriptions.upsert

rid: rid

$and: [{'u._id': me._id}] # work around to solve problems with upsert and dot

,

$set:

ts: now

ls: now

open: true

$setOnInsert:

name: to.username

t: 'd'

alert: false

unread: 0

u:

_id: me._id

username: me.username

# Make user the target user has a subcription to this room

RocketChat.models.Subscriptions.upsert

rid: rid

$and: [{'u._id': to._id}] # work around to solve problems with upsert and dot

,

$setOnInsert:

name: me.username

t: 'd'

open: false

alert: false

unread: 0

u:

_id: to._id

username: to.username

return {

rid: rid

}