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;
using Saxonite.Base.App;
using Saxonite.Net.Standard.Base.App;
using Saxonite.Net.Standard.Base.Bus;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace Saxonite.Net.Standard.Base.Mgr
{
	//=======================================================================
	partial class SaxAccountMgr
	{
		//*******************************************************************
		// Account Mgr - User Organisation
		//*******************************************************************
		// Utilities.
		/// <summary>
		/// Is the user a member of the organisation - excluding relationships which just indicate an 'interest'.
		/// </summary>
		public bool UserIsOrganisationMember(SysId userAccountId, SysId organisationId, SaxUserOrganisation.StatusCat statusCat = SaxUserOrganisation.StatusCat.ActiveOnly)
		{
			if (!SysId.IsValid(userAccountId) || !SysId.IsValid(organisationId)) return false;
			SaxUserOrganisation.Params prmUserOrganisation = new SaxUserOrganisation.Params();
			prmUserOrganisation.UserAccountIdsIncluded.Add(userAccountId);
			prmUserOrganisation.OrganisationIdsIncluded.Add(organisationId);
			prmUserOrganisation.OrganisationMembersOnly = true;
			prmUserOrganisation.StatusCat = statusCat;
			return GetUserOrganisationCount(prmUserOrganisation) > 0;
		}

		/// <summary>
		/// Does the user have the specified role with the organisation.
		/// </summary>
		public bool UserHasOrganisationRole(SysId userAccountId, SysId organisationId, Sax.OrganisationRole organisationRole, SaxUserOrganisation.StatusCat statusCat = SaxUserOrganisation.StatusCat.ActiveOnly)
		{
			if (!SysId.IsValid(userAccountId) || !SysId.IsValid(organisationId) || organisationRole <= 0) return false;
			return GetOrganisationRolesForUser(userAccountId, organisationId, statusCat).Contains(organisationRole);
		}

		/// <summary>
		/// Retrieve the roles that a user has with the organisation.
		/// </summary>
		public List<Sax.OrganisationRole> GetOrganisationRolesForUser(SysId userAccountId, SysId organisationId, SaxUserOrganisation.StatusCat statusCat = SaxUserOrganisation.StatusCat.ActiveOnly)
		{
			List<Sax.OrganisationRole> organisationRoles = new List<Sax.OrganisationRole>();
			if (!SysId.IsValid(userAccountId) || !SysId.IsValid(organisationId)) return organisationRoles;
			SaxUserOrganisation.Params prmUserOrganisation = new SaxUserOrganisation.Params();
			prmUserOrganisation.UserAccountIdsIncluded.Add(userAccountId);
			prmUserOrganisation.OrganisationIdsIncluded.Add(organisationId);
			prmUserOrganisation.StatusCat = statusCat;
			using (SaxUserOrganisation userOrganisation = GetUserOrganisation(prmUserOrganisation))
				if (userOrganisation != null)
					organisationRoles = userOrganisation.GetOrganisationRoles().ToList();
			return organisationRoles;
		}

		public class OrganisationIdName
		{
			public SysId Id { get; internal set; }
			public String Name { get; internal set; }
		}

		/// <summary>
		/// Get list of organisation Ids that the user has the specified role with.
		/// </summary>
		public List<OrganisationIdName> GetOrganisationsForUserRole(SysId userAccountId, Sax.OrganisationRole organisationRole, SaxUserOrganisation.StatusCat statusCat = SaxUserOrganisation.StatusCat.ActiveOnly)
		{
			List<OrganisationIdName> organisationsData = new List<OrganisationIdName>();
			String organisationRoleCode = Internals.OrganisationRoleCodes.GetCodeForType(organisationRole);
			if (!SysId.IsValid(userAccountId) || StringUtil.IsEmpty(organisationRoleCode)) return organisationsData;
			// Columns.
			ColumnDfn colOrganisationId = GetUserOrganisationColumnDfn(SaxUserOrganisation.Column.OrganisationId);
			ColumnDfn colOrganisationName = GetUserOrganisationColumnDfn(SaxUserOrganisation.Column.Organisation_Name);
			// Filter.
			SaxUserOrganisation.Params prmUserOrganisation = new SaxUserOrganisation.Params();
			prmUserOrganisation.UserAccountIdsIncluded.Add(userAccountId);
			prmUserOrganisation.OrganisationStatusCat = SaxOrganisation.StatusCat.ActiveOnly;
			prmUserOrganisation.OrganisationMembersOnly = true;
			prmUserOrganisation.OrganisationRoles.Add(organisationRole);
			prmUserOrganisation.StatusCat = statusCat;
			prmUserOrganisation.SortColumns.Add(colOrganisationName);
			// Query.
			using (DbResultSet resultSet = ExecuteUserOrganisationQuery(new List<ColumnDfn>() { colOrganisationId, colOrganisationName }, prmUserOrganisation))
			{
				while (resultSet != null && resultSet.NextRecord())
				{
					NamedValue.Map values = resultSet.GetRecordValues();
					SysId organisationId = new SysId(values.GetLong(colOrganisationId.DataName));
					String organisationName = values.GetString(colOrganisationName.DataName);
					if (SysId.IsValid(organisationId) && !StringUtil.IsEmpty(organisationName))
					{
						OrganisationIdName organisationData = new OrganisationIdName()
						{
							Id = organisationId,
							Name = organisationName
						};
						organisationsData.Add(organisationData);
					}
				}
			}
			return organisationsData;
		}

		//-------------------------------------------------------------------
		// Create item.
		public abstract SaxUserOrganisation CreateUserOrganisation(SysId userAccountId, SysId OrganisationId);

		//-------------------------------------------------------------------
		// Item exists.
		public bool UserOrganisationExistsById(SysId id)
		{
			ClearErrorState();
			if (!SysId.IsValid(id)) return false;
			SaxUserOrganisation.Params prmUserOrganisation = new SaxUserOrganisation.Params();
			prmUserOrganisation.IdsIncluded.Add(id);
			prmUserOrganisation.StatusCat = SaxUserOrganisation.StatusCat.Any;
			return GetUserOrganisationCount(prmUserOrganisation) == 1;
		}

		//-------------------------------------------------------------------
		// Retrieve individual items.
		public abstract SaxUserOrganisation GetUserOrganisation(SaxUserOrganisation.Params prmUserOrganisation);
		public SaxUserOrganisation GetUserOrganisationById(SysId id)
		{
			ClearErrorState();
			if (!SysId.IsValid(id)) return null;
			SaxUserOrganisation.Params prmUserOrganisation = new SaxUserOrganisation.Params();
			prmUserOrganisation.IdsIncluded.Add(id);
			prmUserOrganisation.StatusCat = SaxUserOrganisation.StatusCat.Any;
			return GetUserOrganisation(prmUserOrganisation);
		}
		public SaxUserOrganisation GetUserOrganisationByUserOrganisation(SysId userAccountId, SysId organisationId)
		{
			ClearErrorState();
			if (!SysId.IsValid(userAccountId) || !SysId.IsValid(organisationId)) return null;
			SaxUserOrganisation.Params prmUserOrganisation = new SaxUserOrganisation.Params();
			prmUserOrganisation.UserAccountIdsIncluded.Add(userAccountId);
			prmUserOrganisation.OrganisationIdsIncluded.Add(organisationId);
			prmUserOrganisation.StatusCat = SaxUserOrganisation.StatusCat.Any;
			return GetUserOrganisation(prmUserOrganisation);
		}

		//-------------------------------------------------------------------
		// Validate item data.
		public bool IsValidUserOrganisation(SaxUserOrganisation userOrganisation)
		{
			ClearErrorState();
			if (userOrganisation == null) return SetErrorState(ErrorMessage.ItemNotSpecified);
			return IsValidUserOrganisationData(userOrganisation.GetData(), new SaxUserOrganisation.ErrField());
		}
		public virtual bool IsValidUserOrganisationData(SaxUserOrganisation.Data data, SaxUserOrganisation.ErrField errField)
		{
			ClearErrorState();

			// User Account.
			if (errField.UserAccountId != SacsHierarchyItem.ValidValue.Ignore && !SysId.IsValid(data.UserAccountId))
			{
				errField.UserAccountId = SacsHierarchyItem.ValidValue.Invalid;
				return SetErrorState("User Account Id must be specified");
			}

			// Organisation.
			if (errField.OrganisationId != SacsHierarchyItem.ValidValue.Ignore && !SysId.IsValid(data.OrganisationId))
			{
				errField.OrganisationId = SacsHierarchyItem.ValidValue.Invalid;
				return SetErrorState("Organisation Id must be specified");
			}

			// Admin comment.
			if (errField.AdminComment != SacsHierarchyItem.ValidValue.Ignore && !IsValidValue(data.AdminComment, "comment", (long)SaxDbDfn_Core.GetColTextLen(SaxDbDfn_Core.ColumnIdx.UserOrganisation_AdminComment)))
			{
				errField.AdminComment = SacsHierarchyItem.ValidValue.Invalid;
				return false;
			}

			//---------------------------------------------------------------
			// Common properties.
			if (errField.Notes != SacsHierarchyItem.ValidValue.Ignore && !IsValidValue(data.Notes, "notes", (long)SaxDbDfn_Core.GetColTextLen(SaxDbDfn_Core.ColumnIdx.UserOrganisation_Notes)))
			{
				errField.Notes = SacsHierarchyItem.ValidValue.Invalid;
				return false;
			}
			if (errField.Status != SacsHierarchyItem.ValidValue.Ignore)
			{
				if (!IsValidValue(data.StatusCode, "status", (long)SaxDbDfn_Core.GetColTextLen(SaxDbDfn_Core.ColumnIdx.UserOrganisation_Status), true, true))
				{
					errField.Status = SacsHierarchyItem.ValidValue.Invalid;
					return false;
				}
				if (!SaxUserOrganisation.ValidStatuses.Contains(data.Status))
				{
					errField.Status = SacsHierarchyItem.ValidValue.Invalid;
					return SetErrorState(ErrorMessage.InvalidStatus);
				}
			}

			//---------------------------------------------------------------
			// Associated data - ignore for deleted items.
			if (!data.IsStatusDeleted)
			{

				// User & Organisation combination must be unique.
				if (errField.UserAccountId != SacsHierarchyItem.ValidValue.Ignore && errField.OrganisationId != SacsHierarchyItem.ValidValue.Ignore)
				{
					if (SysId.IsValid(data.UserAccountId) && SysId.IsValid(data.OrganisationId))
					{
						SaxUserOrganisation.Params prmUserOrganisation = new SaxUserOrganisation.Params();
						if (SysId.IsValid(data.Id))
							prmUserOrganisation.IdsExcluded.Add(data.Id);
						prmUserOrganisation.UserAccountIdsIncluded.Add(data.UserAccountId);
						prmUserOrganisation.OrganisationIdsIncluded.Add(data.OrganisationId);
						prmUserOrganisation.StatusCat = SaxUserOrganisation.StatusCat.Any;
						if (GetUserOrganisationCount(prmUserOrganisation) > 0)
						{
							errField.OrganisationId = SacsHierarchyItem.ValidValue.Invalid;
							return SetErrorState("Organisation must be unique for user");
						}
					}
				}

			}

			//---------------------------------------------------------------
			return true;
		}

		//-------------------------------------------------------------------
		// Item database interface.
		public abstract bool InsertUserOrganisation(SaxUserOrganisation userOrganisation, DbUpdateInfo dbUpdateInfo);
		public abstract bool UpdateUserOrganisation(SaxUserOrganisation userOrganisation, DbUpdateInfo dbUpdateInfo);
		public virtual bool UserOrganisationCanBeDeleted(SaxUserOrganisation userOrganisation)
		{
			ClearErrorState();
			return true;
		}
		public abstract bool DeleteUserOrganisation(SaxUserOrganisation userOrganisation, DbUpdateInfo dbUpdateInfo);

		//-------------------------------------------------------------------
		// Item list.
		public abstract ColumnDfn GetUserOrganisationColumnDfn(SaxUserOrganisation.Column columnId, String caption = "", int width = 0);
		public abstract List<String> GetUserOrganisationQueryFilter(SaxUserOrganisation.Params prmUserOrganisation);
		public abstract long GetUserOrganisationCount(SaxUserOrganisation.Params prmUserOrganisation);
		public abstract List<SaxUserOrganisation> GetUserOrganisationList(SaxUserOrganisation.Params prmUserOrganisation);
		public abstract DbResultSet ExecuteUserOrganisationQuery(List<ColumnDfn> columns, SaxUserOrganisation.Params prmUserOrganisation);

		//-------------------------------------------------------------------
		/// <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 GetUserOrganisationDataValue(ColumnDfn column, NamedValue.Map values)
		{
			DataValue value = new DataValue();
			switch ((SaxUserOrganisation.Column)column.Id)
			{
				//-----------------------------------------------------------
				// User Display Name.
				case SaxUserOrganisation.Column.User_DisplayName:
					{
						String userTitle = values.GetValue(GetUserOrganisationColumnDfn(SaxUserOrganisation.Column.User_Title).DataName).ToString();
						String userFirstName = values.GetValue(GetUserOrganisationColumnDfn(SaxUserOrganisation.Column.User_FirstName).DataName).ToString();
						String userLastName = values.GetValue(GetUserOrganisationColumnDfn(SaxUserOrganisation.Column.User_LastName).DataName).ToString();
						value = new DataValue(SaxUserAccount.GetDisplayName(userTitle, userFirstName, userLastName));
					}
					break;
				/*
								//-----------------------------------------------------------
								// User Role.
								case SaxUserOrganisation.Column.UserOrganisation_Desc:
									{
										String userOrganisationCode = values.GetValue(column.DataName).ToString();
										value = new DataValue(UserOrganisations.GetDescForCode(userOrganisationCode));
									}
									break;
				*/
				//-----------------------------------------------------------
				// Notes.
				case SaxUserOrganisation.Column.Notes:
					{
						value = new DataValue(SacsHierarchyItem.FormatForDisplay(values.GetValue(column.DataName).ToString(), 200));
					}
					break;

				//-----------------------------------------------------------
				// Status.
				case SaxUserOrganisation.Column.Status_Desc:
				case SaxUserOrganisation.Column.Status_Ind:
					{
						String statusCode = values.GetValue(column.DataName).ToString();
						SaStatus status = SacsSystem.GetStatusForCode(statusCode);
						if (column.Id == (int)SaxUserOrganisation.Column.Status_Desc)
							value = new DataValue(SacsSystem.GetStatusDesc(status));
						else if (column.Id == (int)SaxUserOrganisation.Column.Status_Ind)
							value = new DataValue(SaxUserOrganisation.GetStatusTriState(status));
					}
					break;

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

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