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'use strict';
var _ = require('lodash'),
mongoose = require('mongoose'),
helpers = require('./helpers');
function MessageManager(options) {
this.core = options.core;
}
MessageManager.prototype.create = function(options, cb) {
var Message = mongoose.model('Message'),
Room = mongoose.model('Room'),
User = mongoose.model('User');
if (typeof cb !== 'function') {
cb = function() {};
}
Room.findById(options.room, function(err, room) {
if (err) {
console.error(err);
return cb(err);
}
if (!room) {
return cb('Room does not exist.');
}
if (room.archived) {
return cb('Room is archived.');
}
if (!room.isAuthorized(options.owner)) {
return cb('Not authorized.');
}
Message.create(options, function(err, message) {
if (err) {
console.error(err);
return cb(err);
}
// Touch Room's lastActive
room.lastActive = message.posted;
room.save();
// Temporary workaround for _id until populate can do aliasing
User.findOne(message.owner, function(err, user) {
if (err) {
console.error(err);
return cb(err);
}
cb(null, message, room, user);
this.core.emit('messages:new', message, room, user, options.data);
}.bind(this));
}.bind(this));
}.bind(this));
};
MessageManager.prototype.list = function(options, cb) {
var Room = mongoose.model('Room');
options = options || {};
if (!options.room) {
return cb(null, []);
}
options = helpers.sanitizeQuery(options, {
defaults: {
reverse: true,
take: 500
},
maxTake: 5000
});
var Message = mongoose.model('Message');
var find = Message.find({
room: options.room
});
if (options.since_id) {
find.where('_id').gt(options.since_id);
}
if (options.from) {
find.where('posted').gt(options.from);
}
if (options.to) {
find.where('posted').lte(options.to);
}
if (options.query) {
find = find.find({$text: {$search: options.query}});
}
if (options.expand) {
var includes = options.expand.replace(/\s/, '').split(',');
if (_.includes(includes, 'owner')) {
find.populate('owner', 'id username displayName email avatar');
}
if (_.includes(includes, 'room')) {
find.populate('room', 'id name');
}
}
if (options.skip) {
find.skip(options.skip);
}
if (options.reverse) {
find.sort({ 'posted': -1 });
} else {
find.sort({ 'posted': 1 });
}
Room.findById(options.room, function(err, room) {
if (err) {
console.error(err);
return cb(err);
}
var opts = {
userId: options.userId,
password: options.password
};
room.canJoin(opts, function(err, canJoin) {
if (err) {
console.error(err);
return cb(err);
}
if (!canJoin) {
return cb(null, []);
}
find.limit(options.take)
.exec(function(err, messages) {
if (err) {
console.error(err);
return cb(err);
}
cb(null, messages);
});
});
});
};
module.exports = MessageManager;
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