overleaf/services/chat/app/coffee/Features/Messages/MessageManager.coffee
2017-03-17 15:16:38 +00:00

76 lines
2.1 KiB
CoffeeScript

mongojs = require "../../mongojs"
db = mongojs.db
ObjectId = mongojs.ObjectId
async = require "async"
metrics = require 'metrics-sharelatex'
logger = require 'logger-sharelatex'
module.exports = MessageManager =
createMessage: (room_id, user_id, content, timestamp, callback = (error, message) ->) ->
newMessageOpts =
content: content
room_id: room_id
user_id: user_id
timestamp: timestamp
newMessageOpts = @_ensureIdsAreObjectIds(newMessageOpts)
db.messages.save newMessageOpts, callback
getMessages: (room_id, limit, before, callback = (error, messages) ->) ->
query =
room_id: room_id
if before?
query.timestamp = { $lt: before }
query = @_ensureIdsAreObjectIds(query)
cursor = db.messages.find(query).sort({ timestamp: -1 }).limit(limit)
cursor.toArray callback
findAllMessagesInRooms: (room_ids, callback = (error, messages) ->) ->
db.messages.find {
room_id: { $in: room_ids }
}, callback
deleteAllMessagesInRoom: (room_id, callback = (error) ->) ->
db.messages.remove {
room_id: room_id
}, callback
updateMessage: (room_id, message_id, content, timestamp, callback = (error, message) ->) ->
query = @_ensureIdsAreObjectIds(
_id: message_id
room_id: room_id
)
db.messages.update query, {
$set:
content: content
edited_at: timestamp
}, (error) ->
return callback(error) if error?
return callback()
deleteMessage: (room_id, message_id, callback = (error) ->) ->
query = @_ensureIdsAreObjectIds(
_id: message_id
room_id: room_id
)
db.messages.remove query, (error) ->
return callback(error) if error?
return callback()
_ensureIdsAreObjectIds: (query) ->
if query.user_id? and query.user_id not instanceof ObjectId
query.user_id = ObjectId(query.user_id)
if query.room_id? and query.room_id not instanceof ObjectId
query.room_id = ObjectId(query.room_id)
if query._id? and query._id not instanceof ObjectId
query._id = ObjectId(query._id)
return query
[
'createMessage',
'getMessages',
'findAllMessagesInRooms',
'updateMessage',
'deleteMessage'
].map (method) ->
metrics.timeAsyncMethod(MessageManager, method, 'mongo.MessageManager', logger)