exports.lpush = function (db, key, item, callback) {
if (Array.isArray(item)) {
var temp = [],
params = [];
for (var i = 0; i < item.length; i++) {
item[i] = u.makeString(item[i]);
params.push(item[i]);
}
i = 0;
while (i < params.length) {
var data = params.slice(i, (i + 50000 <= params.length) ? i + 50000 : params.length);
data.unshift(key);
temp.push(f(data));
i = i + 50000;
}
if (typeof callback === 'function') {
q.all(temp)
.then(function(result){
callback(null, result);
})
.fail(function(error){
callback(error);
});
}
else{
return q.all(temp);
}
}
else {
var defer = q.defer();
item = u.makeString(item);
getRedisClient(db, function (client) {
client.lpush(key, item, redisCallbackGen('lpush', callback, defer));
});
if (typeof callback !== 'function') {
return defer.promise;
}
}
function f(params) {
var defer2 = q.defer();
params.push(redisCallbackGen('lpush', callback, defer2));
getRedisClient(db, function (client) {
client.lpush.apply(client, params);
});
return defer2.promise;
}
};
exports.hmset = function (db, key, object, callback) {
var defer = null,
params = [key];
if (typeof callback !== 'function') {
defer = q.defer();
}
for (var i in object) {
if (object.hasOwnProperty(i)) {
params.push(i);
params.push(u.makeString(object[i]));
}
}
params.push(redisCallbackGen('hmset', callback, defer));
getRedisClient(db, function (client) {
client.hmset.apply(client, params);
});
if (defer) {
return defer.promise;
}
};
function setex(db, key, ttl, value, callback) {
var defer = null;
if (typeof callback !== 'function') {
defer = q.defer();
}
value = u.makeString(value);
getRedisClient(db, function (client) {
client.setex(key, Math.round(ttl / 1000), value, redisCallbackGen('setex', callback, defer));
});
if (defer) {
return defer.promise;
}
}