//******************************************************************************************************//  MeasuremnetGroup.cs - Gbtc////  Copyright © 2010, Grid Protection Alliance.  All Rights Reserved.////  Licensed to the Grid Protection Alliance (GPA) under one or more contributor license agreements. See//  the NOTICE file distributed with this work for additional information regarding copyright ownership.//  The GPA licenses this file to you under the MIT License (MIT), the "License"; you may//  not use this file except in compliance with the License. You may obtain a copy of the License at:////      http://www.opensource.org/licenses/MIT////  Unless agreed to in writing, the subject software distributed under the License is distributed on an//  "AS-IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. Refer to the//  License for the specific language governing permissions and limitations.////  Code Modification History://  ----------------------------------------------------------------------------------------------------//  05/11/2011 - Aniket Salver//       Generated original version of source code.////****************************************************************************************************** using System;using System.Collections.Generic;using System.Collections.ObjectModel;using System.ComponentModel;using System.ComponentModel.DataAnnotations;using System.Data;using GSF.Data;using GSF.TimeSeries.UI;using GSF.TimeSeries.UI.DataModels; namespace GSF.TimeSeries.Transport.UI.DataModels{    /// <summary>    /// Represents a record of <see cref="MeasurementGroup"/> information as defined in the database.    /// </summary>    public class MeasurementGroup : DataModelBase    {        #region [ Members ]         //Fields        private Guid m_nodeID;        private int m_id;        private string m_name;        private string m_description;        private string m_filterExpression;        private DateTime m_createdOn;        private string m_createdBy;        private DateTime m_updatedOn;        private string m_updatedBy;         #endregion         #region [ Properties ]         /// <summary>        /// Gets or sets the <see cref="MeasurementGroup"/> NodeID.        /// </summary>        // Field is populated by database via auto-increment, so no validation attributes are applied.        public Guid NodeID        {            get            {                return m_nodeID;            }            set            {                m_nodeID = value;                OnPropertyChanged("NodeID");            }        }         /// <summary>        /// Gets or sets the <see cref="MeasurementGroup"/> ID.        /// </summary>        // Field is populated by database via auto-increment, so no validation attributes are applied.        public int ID        {            get            {                return m_id;            }            set            {                m_id = value;                OnPropertyChanged("ID");            }        }         /// <summary>        /// Gets or sets <see cref="MeasurementGroup"/> Name.        /// </summary>        [Required(ErrorMessage = "MeasurementGroup name is a required field, please provide value.")]        [StringLength(200, ErrorMessage = "MeasurementGroup Name cannot exceed 200 characters.")]        [DefaultValue("Add New Group")]        public string Name        {            get            {                return m_name;            }            set            {                m_name = value;                OnPropertyChanged("Name");            }        }         /// <summary>        /// Gets or sets <see cref="MeasurementGroup"/>DescriptionText.        /// </summary>        // Field is populated by database via trigger and has no screen interaction, so no validation attributes are applied        public string Description        {            get            {                return m_description;            }            set            {                m_description = value;                OnPropertyChanged("Description");            }        }         /// <summary>        /// Gets or sets <see cref="MeasurementGroup"/> FilterExpression text.        /// </summary>        public string FilterExpression        {            get            {                return m_filterExpression;            }            set            {                m_filterExpression = value;                OnPropertyChanged("FilterExpression");            }        }         /// <summary>        /// Gets or sets <see cref="MeasurementGroup"/> CreatedOn.        /// </summary>        // Field is populated by database via trigger and has no screen interaction, so no validation attributes are applied        public DateTime CreatedOn        {            get            {                return m_createdOn;            }            set            {                m_createdOn = value;            }        }         /// <summary>        /// Gets or sets <see cref="MeasurementGroup"/> CreatedBy.        /// </summary>        // Field is populated by database via trigger and has no screen interaction, so no validation attributes are applied        public string CreatedBy        {            get            {                return m_createdBy;            }            set            {                m_createdBy = value;            }        }         /// <summary>        /// Gets or sets <see cref="MeasurementGroup"/> UpdatedOn.        /// </summary>        // Field is populated by database via trigger and has no screen interaction, so no validation attributes are applied        public DateTime UpdatedOn        {            get            {                return m_updatedOn;            }            set            {                m_updatedOn = value;            }        }         /// <summary>        /// Gets or sets <see cref="MeasurementGroup"/> UpdatedBy.        /// </summary>        // Field is populated by database via trigger and has no screen interaction, so no validation attributes are applied        public string UpdatedBy        {            get            {                return m_updatedBy;            }            set            {                m_updatedBy = value;            }        }         #endregion         #region [ Static ]         // Static Methods         /// <summary>        /// Loads <see cref="MeasurementGroup"/> information as an <see cref="ObservableCollection{T}"/> style list.        /// </summary>        /// <param name="database"><see cref="AdoDataConnection"/> to connection to database.</param>        /// <returns>Collection of <see cref="MeasurementGroup"/>.</returns>        public static ObservableCollection<MeasurementGroup> Load(AdoDataConnection database)        {            ObservableCollection<MeasurementGroup> measurementGroupList;            DataTable measurementGroupTable;            bool createdConnection = false;            string query;             try            {                createdConnection = CreateConnection(ref database);                measurementGroupList = new ObservableCollection<MeasurementGroup>();                query = database.ParameterizedQueryString("SELECT NodeID, ID, Name, Description, FilterExpression FROM MeasurementGroup WHERE NodeID = {0} ORDER BY Name", "nodeID");                measurementGroupTable = database.Connection.RetrieveData(database.AdapterType, query, DefaultTimeout, database.CurrentNodeID());                 foreach (DataRow row in measurementGroupTable.Rows)                {                    measurementGroupList.Add(new MeasurementGroup()                    {                        NodeID = database.Guid(row, "NodeID"),                        ID = row.ConvertField<int>("ID"),                        Name = row.Field<string>("Name"),                        Description = row.Field<object>("Description").ToNonNullString(),                        FilterExpression = row.Field<object>("FilterExpression").ToNonNullString(),                    });                }                 measurementGroupList.Insert(0, new MeasurementGroup());                 return measurementGroupList;            }            finally            {                if (createdConnection && database != null)                    database.Dispose();            }        }         /// <summary>        /// Retrieves <see cref="MeasurementGroup"/> information for the group with the given ID.        /// </summary>        /// <param name="database"><see cref="AdoDataConnection"/> to connection to database.</param>        /// <param name="groupID">The ID of the measurement group to be retrieved.</param>        /// <returns>Measurement group with the given ID.</returns>        public static MeasurementGroup GetMeasurementGroup(AdoDataConnection database, int groupID)        {            DataTable measurementGroupTable;            bool createdConnection = false;            DataRow row;             try            {                createdConnection = CreateConnection(ref database);                measurementGroupTable = database.RetrieveData(DefaultTimeout, "SELECT * FROM MeasurementGroup WHERE ID = {0}", groupID);                 if (measurementGroupTable.Rows.Count == 0)                    return null;                 row = measurementGroupTable.Rows[0];                 MeasurementGroup measurementGroup = new MeasurementGroup()                {                    NodeID = database.Guid(row, "NodeID"),                    ID = row.ConvertField<int>("ID"),                    Name = row.Field<string>("Name"),                    Description = row.Field<object>("Description").ToNonNullString(),                    FilterExpression = row.Field<object>("FilterExpression").ToNonNullString(),                };                 return measurementGroup;            }            finally            {                if (createdConnection && database != null)                    database.Dispose();            }        }         /// <summary>        /// Retrieves a <see cref="Dictionary{T1,T2}"/> style list of <see cref="MeasurementGroup"/> information.        /// </summary>        /// <param name="database"><see cref="AdoDataConnection"/> to connection to database.</param>        /// <param name="isOptional">Indicates if selection on UI is optional for this collection.</param>        /// <returns><see cref="Dictionary{T1,T2}"/> containing ID and Name of <see cref="MeasurementGroup"/>s defined in the database.</returns>        public static Dictionary<int, string> GetLookupList(AdoDataConnection database, bool isOptional = true)        {            Dictionary<int, string> measurementGroupList;            DataTable measurementGroupTable;            bool createdConnection = false;            string query;             try            {                createdConnection = CreateConnection(ref database);                measurementGroupList = new Dictionary<int, string>();                 if (isOptional)                    measurementGroupList.Add(0, "Select MeasurementGroup");                 query = database.ParameterizedQueryString("SELECT ID, Name FROM MeasurementGroup WHERE NodeID = {0} ORDER BY SourceIndex", "nodeID");                measurementGroupTable = database.Connection.RetrieveData(database.AdapterType, query, DefaultTimeout, database.CurrentNodeID());                 foreach (DataRow row in measurementGroupTable.Rows)                    measurementGroupList[row.ConvertField<int>("ID")] = row.Field<string>("Name");                 return measurementGroupList;            }            finally            {                if (createdConnection && database != null)                    database.Dispose();            }        }         /// <summary>        /// Retrieves a <see cref="Dictionary{T1,T2}"/> style list of <see cref="Measurement"/> assigned to <see cref="MeasurementGroup"/>.        /// </summary>        /// <param name="database"><see cref="AdoDataConnection"/> to connection to database.</param>        /// <param name="measurementGroupId">ID of the <see cref="MeasurementGroup"/> to filter data.</param>        /// <returns><see cref="Dictionary{T1,T2}"/> containing SignalID and PointTag of <see cref="Measurement"/>s assigned to <see cref="MeasurementGroup"/>.</returns>        public static Dictionary<Guid, string> GetCurrentMeasurements(AdoDataConnection database, int measurementGroupId)        {            Dictionary<Guid, string> currentMeasurements;            DataTable currentMeasurementTable;            bool createdConnection = false;            string query;             try            {                createdConnection = CreateConnection(ref database);                currentMeasurements = new Dictionary<Guid, string>();                query = database.ParameterizedQueryString("SELECT * FROM MeasurementGroupMeasDetail WHERE MeasurementGroupID = {0} ORDER BY PointID", "measurementGroupID");                currentMeasurementTable = database.Connection.RetrieveData(database.AdapterType, query, DefaultTimeout, measurementGroupId);                 foreach (DataRow row in currentMeasurementTable.Rows)                    currentMeasurements[database.Guid(row, "SignalID")] = row.Field<string>("PointTag");                 return currentMeasurements;            }            finally            {                if (createdConnection && database != null)                    database.Dispose();            }        }         /// <summary>        /// Retrieves <see cref="ObservableCollection{T}"/> style list of <see cref="Measurement"/> not yet assigned to <see cref="MeasurementGroup"/>.        /// </summary>        /// <param name="database"><see cref="AdoDataConnection"/> to connection to database.</param>        /// <param name="measurementGroupId">ID of the <see cref="MeasurementGroup"/> to filter data.</param>        /// <returns><see cref="ObservableCollection{T}"/> style list of <see cref="Measurement"/> not yet assigned to <see cref="MeasurementGroup"/>.</returns>        public static ObservableCollection<Measurement> GetPossibleMeasurements(AdoDataConnection database, int measurementGroupId)        {            return Measurement.GetMeasurementsByGroup(database, measurementGroupId);        }         /// <summary>        /// Method to add <see cref="Measurement"/>s to <see cref="MeasurementGroup"/>.        /// </summary>        /// <param name="database"><see cref="AdoDataConnection"/> to connection to database.</param>        /// <param name="measurementGroupID">ID of the <see cref="MeasurementGroup"/> to add <see cref="Measurement"/> to.</param>        /// <param name="measurementsToBeAdded">List of <see cref="Measurement"/> signal ids to be added.</param>        /// <returns>string, indicating success for UI display.</returns>        public static int AddMeasurements(AdoDataConnection database, int measurementGroupID, ICollection<Guid> measurementsToBeAdded)        {            string QueryFormat =                "INSERT INTO MeasurementGroupMeasurement (NodeID, MeasurementGroupID, SignalID) " +                "SELECT {0}, {1}, {2} " +                "WHERE (SELECT COUNT(*) FROM MeasurementGroupMeasurement WHERE MeasurementGroupID = {1} AND SignalID = {2}) = 0";             bool createdConnection = false;            int rowsAffected = 0;             try            {                createdConnection = CreateConnection(ref database);                 foreach (Guid id in measurementsToBeAdded)                    rowsAffected += database.ExecuteNonQuery(DefaultTimeout, QueryFormat, CommonFunctions.CurrentNodeID(), measurementGroupID, id);                 return rowsAffected;            }            finally            {                if (createdConnection && database != null)                    database.Dispose();            }        }         /// <summary>        /// Method to remove <see cref="Measurement"/>s from <see cref="MeasurementGroup"/>.        /// </summary>        /// <param name="database"><see cref="AdoDataConnection"/> to connection to database.</param>        /// <param name="measurementGroupID">ID of the <see cref="MeasurementGroup"/> to remove <see cref="Measurement"/> from.</param>        /// <param name="measurementsToBeRemoved">List of <see cref="Measurement"/> signal ids to be removed.</param>        /// <returns>string, indicating success for UI display.</returns>        public static string RemoveMeasurements(AdoDataConnection database, int measurementGroupID, List<Guid> measurementsToBeRemoved)        {            bool createdConnection = false;            string query;             try            {                createdConnection = CreateConnection(ref database);                 foreach (Guid id in measurementsToBeRemoved)                {                    query = database.ParameterizedQueryString("DELETE FROM MeasurementGroupMeasurement WHERE MeasurementGroupID = {0} AND SignalID = {1}", "measurementGroupID", "signalID");                    database.Connection.ExecuteNonQuery(query, DefaultTimeout, measurementGroupID, database.Guid(id));                }                 return "Measurements deleted from group successfully";            }            finally            {                if (createdConnection && database != null)                    database.Dispose();            }        }         /// <summary>        /// Saves <see cref="MeasurementGroup"/> information to database.        /// </summary>        /// <param name="database"><see cref="AdoDataConnection"/> to connection to database.</param>        /// <param name="measurementGroup">Information about <see cref="MeasurementGroup"/>.</param>                /// <returns>String, for display use, indicating success.</returns>        public static string Save(AdoDataConnection database, MeasurementGroup measurementGroup)        {            bool createdConnection = false;            string query;             try            {                createdConnection = CreateConnection(ref database);                 if (measurementGroup.ID == 0)                {                    query = database.ParameterizedQueryString("INSERT INTO MeasurementGroup (NodeID, Name, Description, FilterExpression, UpdatedBy, UpdatedOn, CreatedBy, CreatedOn) " +                        "VALUES ({0}, {1}, {2}, {3}, {4}, {5}, {6}, {7})", "nodeID", "name", "description", "filterExpression", "updatedBy", "updatedOn", "createdBy", "createdOn");                     database.Connection.ExecuteNonQuery(query, DefaultTimeout, database.CurrentNodeID(), measurementGroup.Name, measurementGroup.Description.ToNotNull(),                        measurementGroup.FilterExpression.ToNotNull(), CommonFunctions.CurrentUser, database.UtcNow, CommonFunctions.CurrentUser, database.UtcNow);                }                else                {                    query = database.ParameterizedQueryString("UPDATE MeasurementGroup SET NodeID = {0}, Name = {1}, Description = {2}, FilterExpression = {3}, " +                        "UpdatedBy = {4}, UpdatedOn = {5} WHERE ID = {6}", "nodeID", "name", "description", "filterExpression", "updatedBy", "updatedOn", "id");                     database.Connection.ExecuteNonQuery(query, DefaultTimeout, database.CurrentNodeID(), measurementGroup.Name, measurementGroup.Description.ToNotNull(),                        measurementGroup.FilterExpression.ToNotNull(), CommonFunctions.CurrentUser, database.UtcNow, measurementGroup.ID);                }                 return "Measurement group information saved successfully";            }            catch (Exception ex)            {                return ex.Message;            }            finally            {                if (createdConnection && database != null)                    database.Dispose();            }        }         /// <summary>        /// Deletes specified <see cref="MeasurementGroup"/> record from database.        /// </summary>        /// <param name="database"><see cref="AdoDataConnection"/> to connection to database.</param>        /// <param name="measurementGroupID">ID of the record to be deleted.</param>        /// <returns>String, for display use, indicating success.</returns>        public static string Delete(AdoDataConnection database, int measurementGroupID)        {            bool createdConnection = false;             try            {                createdConnection = CreateConnection(ref database);                 // Setup current user context for any delete triggers                CommonFunctions.SetCurrentUserContext(database); 

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