/// Accessor for a specific entry in the database
/// @param primaryKey the key used to lookup the entry in the database
protected async Task <DatabaseItem> GetEntryByKey(string primaryKey)
{
var getRequest = new GetItemRequest
{
TableName = tableName,
Key = new Dictionary <string, AttributeValue>
{
{ primaryPartitionKey, new AttributeValue {
S = primaryKey
} }
}
};
DatabaseItem item = new DatabaseItem();
try
{
var response = await client.GetItemAsync(getRequest);
if (response.IsItemSet)
{
item = response.Item;
}
}
catch (Exception e)
{
log.WARN("DatabaseClient", "GetEntryByKey(string)", "EXCEPTION: " + e.Message);
}
return(item);
}
/// <summary>
/// Updates this object with the values in the sessionAttributeDict
/// </summary>
/// <param name="sessionAttributeDict">Dictionary whose keys match the public members of this class</param>
public void UpdateSessionAttributes(Dictionary <string, object> sessionAttributeDict)
{
SessionAttributes updatedSessionAttributes;
try
{
updatedSessionAttributes = JsonConvert.DeserializeObject <SessionAttributes>(JsonConvert.SerializeObject(sessionAttributeDict));
}
catch (Exception e)
{
logger?.WARN("SessionAttributes", "UpdateSessionAttributes", "Failed to update SessionAttributes. " + e.Message);
return;
}
CurrentWord = updatedSessionAttributes.CurrentWord;
SessionState = updatedSessionAttributes.SessionState;
LessonType = updatedSessionAttributes.LessonType;
LessonMode = updatedSessionAttributes.LessonMode;
LessonSkill = updatedSessionAttributes.LessonSkill;
Schedule = updatedSessionAttributes.Schedule;
WordsToRead = updatedSessionAttributes.WordsToRead;
TotalWordsInSession = updatedSessionAttributes.TotalWordsInSession;
Attempts = updatedSessionAttributes.Attempts;
}