using Sarand.Net.Standard.Base.App;
using Sarand.Net.Standard.Base.Bus;
using Sarand.Net.Standard.Base.Core;
using Sarand.Net.Standard.Base.Utils;
using Saxonite.Base.App;
using Saxonite.Net.Core.Web.Base.App;
using Saxonite.Net.Core.Web.Base.Controllers;
using Saxonite.Net.Core.Web.Base.Models;
using Saxonite.Net.Standard.Base.App;
using Saxonite.Net.Standard.Base.Bus;
using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using System.Linq;
using System.Threading.Tasks;

namespace Saxonite.Net.Core.Web.Admin.Models
{
	//=======================================================================
	public class Model_OrganisationAssociations : SaxModel_Admin
	{
		//-------------------------------------------------------------------
		// Definitions.
		public enum AssociationTypeOption
		{
			Unknown = 0,
			AffiliateParent,
			AffiliatedTo,
			Partner,
		}

		//-------------------------------------------------------------------
		// Construction.
		public Model_OrganisationAssociations(SaxLocaliser localiser) :
			base(localiser)
		{
			AdditionalFiles_JS.Add("js/sax-org-ass.js");
		}

		//-------------------------------------------------------------------
		// List configuration.
		public class FilterData
		{
			public String OrganisationId { get; set; }
			public String OrganisationName { get; set; }
		}
		public FilterData Filter { get; } = new FilterData();

		//-------------------------------------------------------------------
		// Item association.
		public String ItemAssociationId { get; set; }
		/// <summary>Flag to indicate that a new association needs to be created - must be consistent with validity of Item Association Id.</summary>
		public String NewItem { get; set; }
		// Organisation.
		public String OrganisationId { get; set; }
		// Associated organisation.
		public String OrganisationIdAssoc { get; set; }
		public class AssociationData
		{
			// Association type option.
			public String TypeOption { get; set; }
			public AssociationTypeOption GetAssociationTypeOption() { return EnumUtil.ParseEnum(TypeOption, AssociationTypeOption.Unknown); }
			// Association properties.
			public String StatusCode { get; set; }
			public SaStatus GetStatus() { return SacsSystem.GetStatusForCode(StatusCode); }
		}
		public AssociationData Association { get; } = new AssociationData();

		//-------------------------------------------------------------------
		// Utilities.
		public bool IsAssociationTypeDirectionReversed(AssociationTypeOption associationTypeOption)
		{
			switch (associationTypeOption)
			{
				case AssociationTypeOption.AffiliatedTo:
					return true;
			}
			return false;
		}
		public Sax.AssociationType GetAssociationTypeForOption(AssociationTypeOption associationTypeOption)
		{
			switch (associationTypeOption)
			{
				case AssociationTypeOption.AffiliateParent:
				case AssociationTypeOption.AffiliatedTo:
					return Sax.AssociationType.Affiliate;
				case AssociationTypeOption.Partner:
					return Sax.AssociationType.Partner;
			}
			return Sax.AssociationType.Unknown;
		}
		public bool IsConsistentWith(AssociationTypeOption associationTypeOption, Sax.AssociationType associationType)
		{
			switch (associationType)
			{
				case Sax.AssociationType.Affiliate:
					return new List<AssociationTypeOption>() { AssociationTypeOption.AffiliatedTo, AssociationTypeOption.AffiliateParent }.Contains(associationTypeOption);
				case Sax.AssociationType.Partner:
					return new List<AssociationTypeOption>() { AssociationTypeOption.Partner }.Contains(associationTypeOption);
			}
			return false;
		}

		//-------------------------------------------------------------------
		// Validation.
		//-------------------------------------------------------------------
		// Organisation association validation.
		public bool ValidateOrganisationAssociationData(SaxController_Base.AjaxResponse_Data responseData)
		{

			// Associated Organisation.
			if (OrganisationIdAssoc != null)
			{
				// Mandatory.
				String controlName = "OrganisationIdAssoc";
				if (!SysId.IsValid(OrganisationIdAssoc.ToSysId()))
					responseData.SetControlError(controlName, Localiser["msg.validation.mandatory.value"]);
				// Must exist.
				else if (!AccountMgr.OrganisationExistsById(OrganisationIdAssoc.ToSysId()))
					responseData.SetControlError(controlName, Localiser["msg.validation.invalid.value"]);
				// Not same as primary organisation.
				else if (OrganisationId != null && OrganisationId.ToSysId().Equals(OrganisationIdAssoc.ToSysId()))
					responseData.SetControlError(controlName, Localiser["msg.validation.invalid.value"]);
			}

			// Association type option.
			if (Association.TypeOption != null)
			{
				// Mandatory.
				String controlName = "AssociationTypeOption";
				if (StringUtil.IsEmpty(Association.TypeOption))
					responseData.SetControlError(controlName, Localiser["msg.validation.mandatory.value"]);
				// Valid value.
				else if ((int)Association.GetAssociationTypeOption() < 1)
					responseData.SetControlError(controlName, Localiser["msg.validation.invalid.value"]);
			}

			// Association status.
			if (Association.StatusCode != null)
			{
				// Mandatory.
				String controlName = "AssociationStatus";
				if (StringUtil.IsEmpty(Association.StatusCode))
					responseData.SetControlError(controlName, Localiser["msg.validation.mandatory.value"]);
				// Valid value.
				else if (!SaxOrganisation.ValidStatuses.Contains(Association.GetStatus()))
					responseData.SetControlError(controlName, Localiser["msg.validation.invalid.value"]);
			}

			return !responseData.HasControlErrors();
		}

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