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61 lines
1.9 KiB
CoffeeScript
61 lines
1.9 KiB
CoffeeScript
mongojs = require "../../mongojs"
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db = mongojs.db
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ObjectId = mongojs.ObjectId
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WebApiManager = require "../WebApi/WebApiManager"
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async = require "async"
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module.exports = MessageManager =
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createMessage: (room_id, user_id, content, timestamp, callback = (error, message) ->) ->
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newMessageOpts =
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content: content
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room_id: room_id
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user_id: user_id
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timestamp: timestamp
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newMessageOpts = @_ensureIdsAreObjectIds(newMessageOpts)
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db.messages.save newMessageOpts, callback
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getMessages: (room_id, limit, before, callback = (error, messages) ->) ->
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query =
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room_id: room_id
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if before?
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query.timestamp = { $lt: before }
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query = @_ensureIdsAreObjectIds(query)
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cursor = db.messages.find(query).sort({ timestamp: -1 }).limit(limit)
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cursor.toArray callback
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findAllMessagesInRooms: (room_ids, callback = (error, messages) ->) ->
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db.messages.find {
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room_id: { $in: room_ids }
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}, callback
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populateMessagesWithUsers: (messages, callback = (error, messages) ->) ->
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jobs = new Array()
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userCache = {}
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getUserDetails = (user_id, callback = (error, user) ->) ->
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return callback(null, userCache[user_id]) if userCache[user_id]?
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WebApiManager.getUserDetails user_id, (error, user) ->
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return callback(error) if error?
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userCache[user_id] = user
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callback null, user
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for message in messages
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do (message) ->
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if !message?
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return
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jobs.push (callback) ->
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getUserDetails message.user_id.toString(), (error, user) ->
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return callback(error) if error?
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delete message.user_id
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message.user = user
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callback(null, message)
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async.series jobs, callback
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_ensureIdsAreObjectIds: (query) ->
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if query.user_id? and query.user_id not instanceof ObjectId
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query.user_id = ObjectId(query.user_id)
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if query.room_id? and query.room_id not instanceof ObjectId
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query.room_id = ObjectId(query.room_id)
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return query
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