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

namespace Sarand.Net.Standard.Base.ReferenceData
{
	//=======================================================================
	// Reference Data manager - Currencies.
	//=======================================================================
	public abstract partial class SaReferenceDataMgr : SacsItemMgr
	{
		//-------------------------------------------------------------------
		// Create currency.
		public abstract SaCurrency CreateCurrency();

		// Retrieve individual currencies.
		public abstract bool CurrencyExistsById(SysId id);
		public abstract bool CurrencyExistsByCode(String code);
		public abstract SaCurrency GetCurrencyById(SysId id);
		public abstract SaCurrency GetCurrencyByCode(String code);
		public abstract SaCurrency GetCurrency(SaCurrency.Params prm);

		//-------------------------------------------------------------------
		// Validate currency data.
		public bool IsValidCurrency(SaCurrency currency)
		{
			ClearErrorState();
			if (currency == null) return SetErrorState(ErrorMessage.ItemNotSpecified);
			return IsValidCurrencyData(currency.GetData(), new SaCurrency.ErrField());
		}
		public virtual bool IsValidCurrencyData(SaCurrency.Data data, SaCurrency.ErrField errField)
		{
			ClearErrorState();
			// Currency properties.
			if (errField.Code != SacsHierarchyItem.ValidValue.Ignore && !IsValidValue(data.Code, "code", (long)SaReferenceDataDbDfn.GetColTextLen(SaReferenceDataDbDfn.ColumnIdx.Currency_Code), true))
			{
				errField.Code = SacsHierarchyItem.ValidValue.Invalid;
				return false;
			}
			if (errField.Name != SacsHierarchyItem.ValidValue.Ignore && !IsValidValue(data.Name, "name", (long)SaReferenceDataDbDfn.GetColTextLen(SaReferenceDataDbDfn.ColumnIdx.Currency_Name), true))
			{
				errField.Name = SacsHierarchyItem.ValidValue.Invalid;
				return false;
			}
			if (errField.Division != SacsHierarchyItem.ValidValue.Ignore && !IsValidValue(data.Division, "division", (long)SaReferenceDataDbDfn.GetColTextLen(SaReferenceDataDbDfn.ColumnIdx.Currency_Division)))
			{
				errField.Division = SacsHierarchyItem.ValidValue.Invalid;
				return false;
			}
			if (errField.Symbol != SacsHierarchyItem.ValidValue.Ignore && !IsValidValue(data.Symbol, "symbol", (long)SaReferenceDataDbDfn.GetColTextLen(SaReferenceDataDbDfn.ColumnIdx.Currency_Symbol), true))
			{
				errField.Symbol = SacsHierarchyItem.ValidValue.Invalid;
				return false;
			}
			if (errField.Decimals != SacsHierarchyItem.ValidValue.Ignore && (data.Decimals < 0 || data.Decimals > 4))
			{
				errField.Decimals = SacsHierarchyItem.ValidValue.Invalid;
				return SetErrorState("Currency decimals must be between 0 and 4");
			}
			// Validate associated data.
			if (errField.RegionId != SacsHierarchyItem.ValidValue.Ignore && SysId.IsValid(data.RegionId))
			{
				if (!RegionExistsById(data.RegionId))
				{
					errField.RegionId = SacsHierarchyItem.ValidValue.Invalid;
					return SetErrorState("Currency's region not found");
				}
			}
			if (errField.CurrencyIdPrimary != SacsHierarchyItem.ValidValue.Ignore && SysId.IsValid(data.CurrencyIdPrimary))
			{
				if (!CurrencyExistsById(data.CurrencyIdPrimary))
				{
					errField.CurrencyIdPrimary = SacsHierarchyItem.ValidValue.Invalid;
					return SetErrorState("Currency's primary not found");
				}
			}
			return true;
		}

		//-------------------------------------------------------------------
		// Currency database interface.
		public abstract bool InsertCurrency(SaCurrency currency, DbUpdateInfo dbUpdateInfo);
		public abstract bool UpdateCurrency(SaCurrency currency, DbUpdateInfo dbUpdateInfo);
		public virtual bool CurrencyCanBeDeleted(SaCurrency currency)
		{
			ClearErrorState();
			if (currency == null) return SetErrorState(ErrorMessage.InvalidStatus);
			if (currency.HasDependentCurrencies()) return SetErrorState("Has dependent currencies");
			return true;
		}
		public abstract bool DeleteCurrency(SaCurrency currency, DbUpdateInfo dbUpdateInfo);

		//-------------------------------------------------------------------
		// Currency list.
		public abstract ColumnDfn GetCurrencyColumnDfn(SaCurrency.Column columnId, String caption = "", int width = 0);
		public abstract List<String> GetCurrencyQueryFilter(SaCurrency.Params prm);
		public abstract long GetCurrencyCount(SaCurrency.Params prm);
		public abstract List<SaCurrency> GetCurrencyList(SaCurrency.Params prm);
		public abstract DbResultSet ExecuteCurrencyQuery(List<ColumnDfn> columns, SaCurrency.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 GetCurrencyDataValue(ColumnDfn column, NamedValue.Map values)
		{
			DataValue value = new DataValue();
			/*
			switch ((SaCurrency.Column)column.Id)
			{
				//-----------------------------------------------------------
				// Notes.
				case SaCurrency.Column.Notes:
					value = new DataValue(SacsHierarchyItem.FormatForDisplay(values.GetValue(column.DataName).ToString(), 200));
					break;

				//-----------------------------------------------------------
				// Status.
				case SaCurrency.Column.Status_Desc:
				case SaCurrency.Column.Status_Ind:
					{
						String statusCode = values.GetValue(column.DataName).ToString();
						SaStatus status = SacsSystem.GetStatusForCode(statusCode);
						if (column.Id == (int)SaCurrency.Column.Status_Desc)
						{
							String statusDesc = SacsSystem.GetStatusDescForCode(statusCode);
							value = new DataValue(statusDesc);
						}
						else if (column.Id == (int)SaCurrency.Column.Status_Ind)
						{
							DataValue.TriStateType triState = DataValue.TriStateType.Unknown;
							if (status == SaStatus.Active)
								triState = DataValue.TriStateType.Green;
							else if (status == SaStatus.Inactive)
								triState = DataValue.TriStateType.Red;
							value = new DataValue(triState);
						}
					}
					break;

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

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