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redis helpers

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This commit is contained in:
barisusakli
2015-01-22 16:21:32 -05:00
parent 0bf98b5494
commit 2c45dc6450
4 changed files with 68 additions and 123 deletions
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65
src/database/redis/sets.js
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@@ -1,6 +1,8 @@
"use strict";
module.exports = function(redisClient, module) {
var helpers = module.helpers.redis;
module.setAdd = function(key, value, callback) {
callback = callback || function() {};
redisClient.sadd(key, value, function(err, res) {
@@ -9,12 +11,7 @@ module.exports = function(redisClient, module) {
};
module.setsAdd = function(keys, value, callback) {
callback = callback || function() {};
var multi = redisClient.multi();
for (var i=0; i<keys.length; ++i) {
multi.sadd(keys[i], value);
}
multi.exec(function(err, res) {
helpers.multiKeysValue(redisClient, 'sadd', keys, value, function(err, res) {
callback(err);
});
};
@@ -28,67 +25,35 @@ module.exports = function(redisClient, module) {
module.setsRemove = function(keys, value, callback) {
callback = callback || function() {};
var multi = redisClient.multi();
for(var i=0; i<keys.length; ++i) {
multi.srem(keys[i], value);
}
multi.exec(function(err, res) {
helpers.multiKeysValue(redisClient, 'srem', keys, value, function(err, res) {
callback(err);
});
};
module.isSetMember = function(key, value, callback) {
redisClient.sismember(key, value, function(err, result) {
if(err) {
return callback(err);
}
callback(null, result === 1);
callback(err, result === 1);
});
};
module.isSetMembers = function(key, values, callback) {
var multi = redisClient.multi();
for (var i=0; i<values.length; ++i) {
multi.sismember(key, values[i]);
}
execSetMembers(multi, callback);
helpers.multiKeyValues(redisClient, 'sismember', key, values, function(err, results) {
callback(err, results ? helpers.resultsToBool(results) : null);
});
};
module.isMemberOfSets = function(sets, value, callback) {
var multi = redisClient.multi();
for (var i = 0; i < sets.length; ++i) {
multi.sismember(sets[i], value);
}
execSetMembers(multi, callback);
};
function execSetMembers(multi, callback) {
multi.exec(function(err, results) {
if (err) {
return callback(err);
}
for (var i=0; i<results.length; ++i) {
results[i] = results[i] === 1;
}
callback(null, results);
helpers.multiKeysValue(redisClient, 'sismember', sets, value, function(err, results) {
callback(err, results ? helpers.resultsToBool(results) : null);
});
}
};
module.getSetMembers = function(key, callback) {
redisClient.smembers(key, callback);
};
module.getSetsMembers = function(keys, callback) {
var multi = redisClient.multi();
for (var i=0; i<keys.length; ++i) {
multi.smembers(keys[i]);
}
multi.exec(callback);
helpers.multiKeys(redisClient, 'smembers', keys, callback);
};
module.setCount = function(key, callback) {
@@ -96,11 +61,7 @@ module.exports = function(redisClient, module) {
};
module.setsCount = function(keys, callback) {
var multi = redisClient.multi();
for (var i=0; i<keys.length; ++i) {
multi.scard(keys[i]);
}
multi.exec(callback);
helpers.multiKeys(redisClient, 'scard', keys, callback);
};
module.setRemoveRandom = function(key, callback) {