using System;
using System.Collections.Generic;
using System.Threading.Tasks;
using MervisDb_SaveData_Example.MervisDbService;

namespace MervisDb_SaveData_Example
{
	class Program
	{
		static void Main(string[] args)
		{
			//
			// Demo of asynchronous methods.
			//
			var task = Task.Run(async () =>
			{
				//
				// Create access to the real server.
				// Without SSL connections, you have to remove binding parameters "<security mode="Transport"/>" in the App.config.
				// The client is automatically generated from the WSDL file available here: https://kb.mervis.info/doku.php/en:mervis-db:10-api
				//
				using (HistoryDbAccessClient client = new HistoryDbAccessClient("HistoryAccess", "https://localhost:9876/RcWareDbAccess"))
				{
					// Authentication credetials in the database.
					Credentials credentials = new Credentials { Name = "XXXX", Password = "YYYY" };

					// Adding records...
					List<ValueRecord> records = new List<ValueRecord>();

					DateTime utcTimeStamp = new DateTime(2018, 1, 1, 12, 0, 0, DateTimeKind.Utc);

					// Each value is stored in a ValueRecord structure
					ValueRecord rec = new ValueRecord();

					rec.UtcTimeStamp = utcTimeStamp;                // time stamp of the value, UTC date time must be used
					rec.HistoryValueType = HistoryValueType.Double; // type of the value
					rec.DoubleValue = 23.4;                         // value itself
					rec.Interval = 60.0;                            // sampling period in seconds. When the difference of timestamps of subsequent values if greater than 1.1 multiple of the interval, the data should be considered incomplete.
					rec.Keys = new KeyValuePair[]										// identification of the variable. At least one key-value pair must be "IsKey" to identify a variable.
					{
						new KeyValuePair { IsKey = true, Key = "Root", Value = "Building A"},
                                                new KeyValuePair { IsKey = true, Key = "Guid", Value = "T26549821654"},
						new KeyValuePair { IsKey = false, Key = "Level1", Value = "Floor 1"},
						new KeyValuePair { IsKey = false, Key = "Level2", Value = "Room 7"},
						new KeyValuePair { IsKey = false, Key = "Name", Value = "Temperature"},
						new KeyValuePair { IsKey = false, Key = "Description", Value = "Temperature in the room 7"},
						new KeyValuePair { IsKey = false, Key = "Unit", Value = "°C"},
					};

					records.Add(rec);

					// Save data method returns the number of stored records					
					int recordsSaved = await client.SaveDataAsync(credentials, records.ToArray());

					Console.WriteLine("Records saved: {0}", recordsSaved);
				}
			});

			Console.WriteLine("DB communication is running in background");

			try
			{
				task.Wait();
			}
			catch (Exception exc)
			{
				Console.WriteLine("Exception: {0}", exc.ToString());
			}

			Console.WriteLine("DB communication finished");

			Console.ReadLine();
		}
	}
}