public T Load <T>(string partitionKey, string rangeKey) where T : new()
{
IRedis redis = (IRedis) new T();
if (redis.RedisEntityType == RedisEntityType.String)
{
return(RedisContext.Get <T>(redis.MakeRedisKey(partitionKey, rangeKey)));
}
else
{
throw new NotImplementedException("load will not work with lists");
}
}
public void InsertSortedSetWithAutoScore <T>(string key, ref IRedis redis)
{
if (redis.RedisScore >= 1)
{
RemoveFromSortedSet(key, redis.RedisScore, redis.RedisScore);
InsertSortedSet <T>(key, redis, redis.RedisScore);
return;
}
var maxScore = RedisFirstItemScore();
var count = SortedSetCount(key);
var score = maxScore - count;
redis.RedisScore = score;
InsertSortedSet <T>(key, redis, score);
}
public IEnumerable <T> Scan <T>(string tableName) where T : new()
{
IRedis redis = (IRedis) new T();
if (string.IsNullOrWhiteSpace(tableName))
{
throw new Exception("scan method on redis needs tablename");
}
if (redis.RedisEntityType != RedisEntityType.String)
{
throw new Exception("you can only use this method for RedisEntityType.String models");
}
var searchPattern = tableName + ":*";
var keys = RedisContext.SearchKeys(searchPattern);
return(keys.Select(key => RedisContext.Get <T>(key)).ToList());
}
public IEnumerable <T> Query <T>(string partitionKey, double min, double max) where T : new()
{
IRedis redis = (IRedis) new T();
if (redis.RedisEntityType == RedisEntityType.String)
{
var searchPattern = redis.MakeRedisKey(partitionKey);
if (searchPattern[searchPattern.Length - 1] != '*')
{
searchPattern += "*";
}
var keys = RedisContext.SearchKeys(searchPattern);
return(keys.Select(key => RedisContext.Get <T>(key)).ToList());
}
else if (redis.RedisEntityType == RedisEntityType.SortedList)
{
var sortedkey = redis.MakeRedisKey(partitionKey).Replace("*", "");
return(GetSortedSetByRange <T>(sortedkey, min, max));
}
return(null);
}
public bool SortedMemberExists(string key, IRedis redis)
{
return(RedisContext.Database.SortedSetRank(key, JsonConvert.SerializeObject(redis)) != null);
}
public void RemoveFromSortedSet(string key, IRedis redis)
{
RedisContext.Database.SortedSetRemove(key, JsonConvert.SerializeObject(redis));
}
public static long GetSortedSetCount(IRedis redis)
{
//Time complexity: O(1)
return(new DatabaseHelper().SortedSetCount(redis.RedisKey));
}
private void InsertSortedSet <T>(string key, IRedis redis, double score)
{
RedisContext.Database.SortedSetAdd(key, (RedisValue)JsonConvert.SerializeObject(redis), score);
}
public void InsertSet <T>(string key, IRedis redis) where T : new()
{
RedisContext.SetAdd(key: key, item: redis);
}