HotFix: DateTimeLog file missing from master branch.

src/bnhtrade.Core/Data/Database/Log/DateTimeLog.cs

@@ -0,0 +1,136 @@
+using System;
+using System.Collections.Generic;
+using System.Data.SqlClient;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace bnhtrade.Core.Data.Database.Log
+{
+    public class DateTimeLog : Connection
+    {
+        public DateTimeLog(string sqlConnectionString) : base(sqlConnectionString)
+        {
+        }
+        public DateTime GetBusinessStartUtc
+        {
+            get
+            {
+                DateTime businessStart = new DateTime(2014, 09, 01);
+                return DateTime.SpecifyKind(businessStart, DateTimeKind.Utc);
+            }
+        }
+        /// <summary>
+        /// Gets the Date and Time by a unique string.
+        /// </summary>
+        /// <param name="logDateTimeId">Unique string</param>
+        /// <returns>UTC DateTime or null</returns>
+        public DateTime GetDateTimeUtc(string logDateTimeId)
+        {
+            using (SqlConnection conn = new SqlConnection(sqlConnectionString))
+            {
+                conn.Open();
+
+                using (SqlCommand cmd = new SqlCommand(@"
+                    SELECT
+                        DateTimeUtc
+                    FROM
+                        tblLogDateTime
+                    WHERE
+                        LogDateTimeID = @logDateTimeID
+                    ", conn))
+                {
+                    cmd.Parameters.AddWithValue("@logDateTimeID", logDateTimeId);
+
+                    object obj = cmd.ExecuteScalar();
+
+                    if (obj == null || obj == DBNull.Value)
+                    {
+                        throw new Exception("Id not found.");
+                    }
+                    else
+                    {
+                        DateTime returnDt = (DateTime)obj;
+                        return DateTime.SpecifyKind(returnDt, DateTimeKind.Utc);
+                    }
+                }
+            }
+        }
+        public void SetDateTimeUtc(string logDateTimeID, DateTime utcDateTime)
+        {
+            utcDateTime = DateTime.SpecifyKind(utcDateTime, DateTimeKind.Utc);
+
+            using (SqlConnection conn = new SqlConnection(sqlConnectionString))
+            {
+                conn.Open();
+
+                using (SqlCommand cmd = new SqlCommand(@"
+                    UPDATE tblLogDateTime
+                    SET 
+                        DateTimeUtc = @utcDateTime
+                        ,RecordModified = @recordModified
+                    WHERE 
+                        LogDateTimeID = @logDateTimeID
+                    ", conn))
+                {
+                    cmd.Parameters.AddWithValue("@utcDateTime", utcDateTime.ToUniversalTime());
+                    cmd.Parameters.AddWithValue("@recordModified", DateTime.UtcNow.ToUniversalTime());
+                    cmd.Parameters.AddWithValue("@logDateTimeID", logDateTimeID);
+
+                    int count = cmd.ExecuteNonQuery();
+
+                    if (count == 0)
+                    {
+                        throw new Exception("Error, failed to update record.");
+                    }
+                }
+            }
+        }
+        public void NewDateTimeUtc(string LogDateTimeId, DateTime utcDateTime, string comments = null)
+        {
+            if (string.IsNullOrWhiteSpace(LogDateTimeId))
+            { throw new Exception("Invalid LogDateTimeID"); }
+
+            utcDateTime = DateTime.SpecifyKind(utcDateTime, DateTimeKind.Utc);
+
+            using (SqlConnection conn = new SqlConnection(sqlConnectionString))
+            {
+                conn.Open();
+
+                using (SqlCommand cmd = new SqlCommand(@"
+                    INSERT INTO tblLogDateTime (
+                        LogDateTimeID
+                        ,DateTimeUtc
+                        ,Comments
+                        ,RecordModified
+                        ,RecordCreated
+                        )
+                    VALUES (
+                        @logDateTimeId
+                        ,@utcDateTime
+                        ,@comments
+                        ,@recordModified
+                        ,@recordCreated
+                        )
+                    ", conn))
+                {
+                    var nowTime = DateTime.UtcNow;
+                    cmd.Parameters.AddWithValue("@logDateTimeId", LogDateTimeId);
+                    cmd.Parameters.AddWithValue("@utcDateTime", utcDateTime);
+                    if (string.IsNullOrWhiteSpace(comments)) { cmd.Parameters.AddWithValue("@comments", DBNull.Value); }
+                    else { cmd.Parameters.AddWithValue("@comments", comments); }
+                    cmd.Parameters.AddWithValue("@recordModified", nowTime.ToUniversalTime());
+                    cmd.Parameters.AddWithValue("@recordCreated", nowTime.ToUniversalTime());
+
+                    int count = cmd.ExecuteNonQuery();
+
+                    if (count == 0)
+                    {
+                        throw new Exception("Error updating, no records where effected.");
+                    }
+                }
+            }
+        }
+
+    }
+}