public List <Record> GetAll() { XMLUtilities <DataStore> xmlUtilities = new XMLUtilities <DataStore>(); var dataStore = xmlUtilities.DeSerialize(FWConstant.DataStoreFile); return(dataStore?.Records); }
/// <summary> /// Create record in key value data store /// </summary> /// <param name="key"></param> /// <param name="value"></param> public void Create(string key, string value) { if (FileUtilities.IsFileSizeLessThanOneGB(FWConstant.DataStoreFile)) { XMLUtilities <DataStore> xmlUtilities = new XMLUtilities <DataStore>(); var dataStore = xmlUtilities.DeSerialize(FWConstant.DataStoreFile); if (DataStoreUtilities.IsValidKey(key)) { if (!DataStoreUtilities.IsKeyExists(key, dataStore)) { if (DataStoreUtilities.IsJson(value)) { if (DataStoreUtilities.CheckSize(value)) { if (dataStore.Records != null) { dataStore.Records.Add(new Record { Key = key, Value = value }); } else { dataStore.Records = new List <Record> { new Record { Key = key, Value = value } } }; xmlUtilities.Serialize(dataStore, FWConstant.DataStoreFile); } else { throw new Exception("Size of data exceeds the limit of data store"); } } else { throw new Exception("Invalid json content"); } } else { throw new Exception("Key already Exists"); } } else { throw new Exception("Key size should not exceed 32 characters"); } } else { throw new Exception("Datastore size exceeds 1 GB"); } }
/// <summary> /// Used to read the JSON data from datastore using key /// </summary> /// <param name="key"></param> /// <returns></returns> public string Read(string key) { XMLUtilities <DataStore> xmlUtilities = new XMLUtilities <DataStore>(); var dataStore = xmlUtilities.DeSerialize(FWConstant.DataStoreFile); if (DataStoreUtilities.IsKeyExists(key, dataStore)) { return(dataStore.Records.FirstOrDefault(item => item.Key == key).Value); } else { throw new Exception("Invalid key"); } }
/// <summary> /// Delete the record from data store using key /// </summary> /// <param name="key"></param> public void Delete(string key) { XMLUtilities <DataStore> xmlUtilities = new XMLUtilities <DataStore>(); var dataStore = xmlUtilities.DeSerialize(FWConstant.DataStoreFile); if (DataStoreUtilities.IsKeyExists(key, dataStore)) { dataStore.Records.Remove(dataStore.Records.FirstOrDefault(item => item.Key == key)); xmlUtilities.Serialize(dataStore, FWConstant.DataStoreFile); } else { throw new Exception("Invalid key"); } }