using System;
using System.Collections.Generic;
using Sarand.Net.Standard.Base.App;
using Sarand.Net.Standard.Base.Bus;
using Sarand.Net.Standard.Base.Core;
using Sarand.Net.Standard.Base.Dbas;
using Sarand.Net.Standard.Base.Utils;

namespace Sarand.Net.Standard.Base.Interfaces
{
	//=======================================================================
	public partial class SaInterfaceMgr
	{
		//*******************************************************************
		//              I n t e r f a c e   D a t a   I t e m s
		//*******************************************************************
		// Create Interface Data Item.
		public abstract SaInterfaceDataItem CreateInterfaceDataItem (SysId interfaceId, SaInterfaceProcessDirection direction, ItemId itemId, String externalReference);

		// Retrieve individual interface data items.
		public abstract bool InterfaceDataItemExistsById (SysId id);
		public abstract SaInterfaceDataItem GetInterfaceDataItemById (SysId id);
		public abstract SaInterfaceDataItem GetInterfaceDataItem (SaInterfaceDataItem.Params prm);

		//-------------------------------------------------------------------
		// Validate Interface Data Item.
		public bool IsValidInterfaceDataItem (SaInterfaceDataItem interfaceDataItem)
		{
			ClearErrorState();
			if (interfaceDataItem == null) return SetErrorState(ErrorMessage.ItemNotSpecified);
			return IsValidInterfaceDataItemData(interfaceDataItem.GetData(), new SaInterfaceDataItem.ErrField());
		}
		public virtual bool IsValidInterfaceDataItemData (SaInterfaceDataItem.Data data, SaInterfaceDataItem.ErrField errField)
		{
			ClearErrorState();
			// Interface.
			if (errField.InterfaceId != SacsHierarchyItem.ValidValue.Ignore && !SysId.IsValid(data.InterfaceId))
			{
				errField.InterfaceId = SacsHierarchyItem.ValidValue.Invalid;
				return SetErrorState("Interface must be supplied");
			}
			if (errField.Direction != SacsHierarchyItem.ValidValue.Ignore && (int)data.Direction < 1)
			{
				errField.Direction = SacsHierarchyItem.ValidValue.Invalid;
				return SetErrorState("Direction must be supplied");
			}
			// Data item.
			if (errField.ItemType != SacsHierarchyItem.ValidValue.Ignore && (data.ItemId == null || data.ItemId.Type < 1))
			{
				errField.ItemType = SacsHierarchyItem.ValidValue.Invalid;
				return SetErrorState("Invalid item type");
			}
			if (errField.ItemId != SacsHierarchyItem.ValidValue.Ignore && (data.ItemId == null || !SysId.IsValid(data.ItemId.Id)))
			{
				errField.ItemId = SacsHierarchyItem.ValidValue.Invalid;
				return SetErrorState("Invalid item id");
			}
			if (errField.ExternalReference != SacsHierarchyItem.ValidValue.Ignore && !IsValidValue(data.ExternalReference, "reference", (long)SaInterfaceDbDfn.GetColTextLen(SaInterfaceDbDfn.ColumnIdx.SaInterfaceDataItem_ExternalRef)))
			{
				errField.ExternalReference = SacsHierarchyItem.ValidValue.Invalid;
				return false;
			}
			// Process status.
			if (errField.ProcessStatus != SacsHierarchyItem.ValidValue.Ignore)
			{
				if (!IsValidValue(SacsSystem.GetStatusCode(data.ProcessStatus), "process status", (long)SaInterfaceDbDfn.GetColTextLen(SaInterfaceDbDfn.ColumnIdx.SaInterfaceDataItem_ProcessStatus), true))
				{
					errField.ProcessStatus = SacsHierarchyItem.ValidValue.Invalid;
					return false;
				}
				if (!SaInterfaceDataItem.ValidProcessStatuses.Contains(data.ProcessStatus))
				{
					errField.Status = SacsHierarchyItem.ValidValue.Invalid;
					return SetErrorState("Invalid process status");
				}
			}
			// Item status.
			if (errField.ItemStatus != SacsHierarchyItem.ValidValue.Ignore)
			{
				if (!IsValidValue(SacsSystem.GetStatusCode(data.ItemStatus), "item status", (long)SaInterfaceDbDfn.GetColTextLen(SaInterfaceDbDfn.ColumnIdx.SaInterfaceDataItem_ItemStatus), true))
				{
					errField.ItemStatus = SacsHierarchyItem.ValidValue.Invalid;
					return false;
				}
				if (!SaInterfaceDataItem.ValidItemStatuses.Contains(data.ItemStatus))
				{
					errField.Status = SacsHierarchyItem.ValidValue.Invalid;
					return SetErrorState("Invalid item status");
				}
			}
			// Common properties.
			if (errField.Notes != SacsHierarchyItem.ValidValue.Ignore && !IsValidValue(data.Notes, "notes", (long)SaInterfaceDbDfn.GetColTextLen(SaInterfaceDbDfn.ColumnIdx.SaInterfaceDataItem_Notes)))
			{
				errField.Notes = SacsHierarchyItem.ValidValue.Invalid;
				return false;
			}
			// NB No Status on Interface Data Item.
			return true;
		}

		//-------------------------------------------------------------------
		// Interface Data Item database interface.
		public abstract bool InsertInterfaceDataItem (SaInterfaceDataItem interfaceDataItem, DbUpdateInfo dbUpdateInfo);
		public abstract bool UpdateInterfaceDataItem (SaInterfaceDataItem interfaceDataItem, DbUpdateInfo dbUpdateInfo);
		public virtual bool InterfaceDataItemCanBeDeleted (SaInterfaceDataItem interfaceDataItem)
		{
			ClearErrorState();
			return true;
		}
		public abstract bool DeleteInterfaceDataItem (SaInterfaceDataItem interfaceDataItem, DbUpdateInfo dbUpdateInfo);

		//-------------------------------------------------------------------
		// Interface Data Item list.
		public abstract ColumnDfn GetInterfaceDataItemColumnDfn (SaInterfaceDataItem.Column columnId, String caption = "", int width = 0);
		public abstract List<String> GetInterfaceDataItemQueryFilter (SaInterfaceDataItem.Params prm);
		public abstract long GetInterfaceDataItemCount (SaInterfaceDataItem.Params prm);
		public abstract List<SaInterfaceDataItem> GetInterfaceDataItemList (SaInterfaceDataItem.Params prm);
		public abstract DbResultSet ExecuteInterfaceDataItemQuery (List<ColumnDfn> columns, SaInterfaceDataItem.Params prm);

		//-------------------------------------------------------------------
		/// <summary>
		/// Extract and format result set data value where specific handling is required.
		/// <para>Where response is an invalid data value, format value using column.FormatValue(values).</para>
		/// </summary>
		public virtual DataValue GetInterfaceDataItemDataValue (ColumnDfn column, NamedValue.Map values)
		{
			DataValue value = new DataValue();
			switch ((SaInterfaceDataItem.Column)column.Id)
			{
				//-----------------------------------------------------------
				// Category.
				case SaInterfaceDataItem.Column.Direction_Desc:
				{
					SaInterfaceProcessDirection direction = (SaInterfaceProcessDirection)StringUtil.ToInt(values.GetValue(column.DataName).ToString());
					value = new DataValue(ProcessDirections.GetCodeForType(direction, direction.ToString()));
				}
				break;

				//-----------------------------------------------------------
				// Item Type.
				case SaInterfaceDataItem.Column.ItemType_Desc:
				{
					short itemType = StringUtil.ToShort(values.GetValue(column.DataName).ToString());
					String itemTypeDesc = InterfaceConsole.GetItemTypeDesc(itemType);
					value = new DataValue(itemTypeDesc);
				}
				break;

				//-----------------------------------------------------------
				// Item Type.
				case SaInterfaceDataItem.Column.Item_Caption:
				{
					short itemType = StringUtil.ToShort(values.GetValue(GetInterfaceProcessMessageColumnDfn(SaInterfaceProcessMessage.Column.ItemType).DataName).ToString());
					SysId itemId = new SysId(StringUtil.ToInt(values.GetValue(column.DataName).ToString()));
					String itemTypeDesc = InterfaceConsole.GetItemCaption(new ItemId(itemType,itemId));
					value = new DataValue(itemTypeDesc);
				}
				break;

				//-----------------------------------------------------------
				// Process Status.
				case SaInterfaceDataItem.Column.ProcessStatus_Desc:
				case SaInterfaceDataItem.Column.ProcessStatus_Ind:
				{
					String statusCode = values.GetValue(column.DataName).ToString();
					SaStatus status = SacsSystem.GetStatusForCode(statusCode);
					if (column.Id == (int)SaInterfaceDataItem.Column.ProcessStatus_Desc)
						value = new DataValue(SacsSystem.GetStatusDescForCode(statusCode));
					else if (column.Id == (int)SaInterfaceDataItem.Column.ProcessStatus_Ind)
						value = new DataValue(SaInterfaceDataItem.GetProcessStatusTriState(status));
				}
				break;

				//-----------------------------------------------------------
				// Item Status.
				case SaInterfaceDataItem.Column.ItemStatus_Desc:
				case SaInterfaceDataItem.Column.ItemStatus_Ind:
				{
					String statusCode = values.GetValue(column.DataName).ToString();
					SaStatus status = SacsSystem.GetStatusForCode(statusCode);
					if (column.Id == (int)SaInterfaceDataItem.Column.ItemStatus_Desc)
						value = new DataValue(SacsSystem.GetStatusDescForCode(statusCode));
					else if (column.Id == (int)SaInterfaceDataItem.Column.ItemStatus_Ind)
						value = new DataValue(SaInterfaceDataItem.GetItemStatusTriState(status));
				}
				break;

				//-----------------------------------------------------------
				// Notes.
				case SaInterfaceDataItem.Column.Notes:
				{
					value = new DataValue(SacsHierarchyItem.FormatForDisplay(values.GetValue(column.DataName).ToString(), 200));
				}
				break;

				//-----------------------------------------------------------
			}
			return value;
		}

		//-------------------------------------------------------------------
	}
	//=======================================================================
}