using Microsoft.AspNetCore.Mvc;
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.Net.Core.Web.Online.App;
using Saxonite.Net.Core.Web.Online.Models;
using Saxonite.Net.Standard.Base.App;
using Saxonite.Net.Standard.Base.Bus;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;

namespace Saxonite.Net.Core.Web.Online.Controllers
{
	//=======================================================================
	// Online Organisation Controller - Request - Ajax actions.
	//=======================================================================
	partial class OrganisationController
	{

		//-------------------------------------------------------------------
		// Request Organisation ajax request.
		//-------------------------------------------------------------------
		private class AjaxResponse_RequestOrganisation : AjaxResponse_Data
		{
			// Construction.
			public AjaxResponse_RequestOrganisation(SaxModel_Online model) : base(model) { }
			// Organisation list.
			public List<OrganisationResponseData> Organisations { get; } = new List<OrganisationResponseData>();
		}
		//-------------------------------------------------------------------
		[HttpPost]
		[Route("Organisation/Ajax/Request")]
		[Route("Organisation/Ajax/Register")]
		public IActionResult Ajax_RequestOrganisation(Model_Organisation model)
		{
			String fn = GetType().Name + ".Ajax_RequestOrganisation";
			String messageTitle = Localiser["organisation.caption.organisation.request"];
			AjaxResponse_RequestOrganisation responseData = new AjaxResponse_RequestOrganisation(model);

			// Validate session and referrer. User does not need to be logged in.
			if (!ValidReferer) return Forbid();
			SaxSessionData_Online sessionData = SessionData_Online;

			// Record disposable items as they are created so all can be disposed when needed.
			using (DisposableCollection<SacsHierarchyItem> disposableItems = new DisposableCollection<SacsHierarchyItem>())
			{

				if (!model.ValidateOrganisationRequestData(responseData))
					return Json(responseData);

				// Check Regions.
				SysId regionIdCountry = model.ExtractSysId(model.Organisation.RegionIdCountry);
				SaxRegion.Data regionCountry = Internals.GetRegion(regionIdCountry);
				if (SysId.IsValid(regionIdCountry) && regionCountry == null)
				{
					SaLogger.Warn(fn + " Country region not found. Id: " + model.Organisation.RegionIdCountry + ". " + GetLogSuffix());
					return Json(responseData.SetGoHome(messageTitle, Localiser["msg.error.system"]));
				}
				SysId regionIdAddressProvince = model.ExtractSysId(model.Organisation.Address.RegionIdProvince);
				SaxRegion.Data regionProvince = Internals.GetRegion(regionIdAddressProvince);
				if (SysId.IsValid(regionIdAddressProvince) && regionProvince == null)
				{
					SaLogger.Warn(fn + " Province region not found. Id: " + model.Organisation.Address.RegionIdProvince + ". " + GetLogSuffix());
					return Json(responseData.SetGoHome(messageTitle, Localiser["msg.error.system"]));
				}

				// User does not need to be logged in, but user details must be supplied if not.
				SaxUserAccount userAccount = null;
				if (ValidUserSession)
				{
					// Check that an email address hasn't been supplied.
					// NB Shouldn't happen as contact controls aren't displayed if user is logged in,
					// hence 'System' error response and nothing more specific.
					if (!StringUtil.IsEmpty(model.ContactEmailAddress))
					{
						SaLogger.Warn(fn + " Contact Email supplied when user logged in. " + GetLogSuffix());
						return Json(responseData.SetGoHome(messageTitle, Localiser["msg.error.system"]));
					}
					// Retrieve user account.
					userAccount = AccountMgr.GetUserAccountById(sessionData.User.UserAccountId);
					disposableItems.Add(userAccount);
					if (userAccount == null)
						return Json(responseData.SetGoHome(messageTitle, Localiser["msg.error.system"]));
				}
				else
				{
					// Double check that contact details have been supplied - validated by model above.
					if (StringUtil.IsEmpty(model.ContactEmailAddress) || StringUtil.IsEmpty(model.ContactFirstName) || StringUtil.IsEmpty(model.ContactLastName))
					{
						SaLogger.Warn(fn + " Incomplete contact details supplied.");
						return Json(responseData.SetGoHome(messageTitle, Localiser["msg.error.system"]));
					}
					// Check that the email doesn't exist.
					// NB This is validated by the model and shouldn't be required here.
					userAccount = AccountMgr.GetUserAccountByEmailAddress(model.ContactEmailAddress);
					disposableItems.Add(userAccount);
					if (userAccount != null)
						return Json(responseData.SetGoHome(messageTitle, Localiser["msg.error.system"]));
					userAccount = AccountMgr.CreateUserAccount();
					userAccount.EmailAddress = model.ContactEmailAddress;
					userAccount.FirstName = model.ContactFirstName;
					userAccount.LastName = model.ContactLastName;
					if (!AccountMgr.InsertUserAccount(userAccount, DbUpdateInfo))
					{
						SaLogger.Warn(fn + " Failed to insert user contact - " + AccountMgr.ErrorStateMessage);
						return Json(responseData.SetGoHome(messageTitle, Localiser["msg.error.system"]));
					}
				}

				SysId organisationSportId = model.ExtractSysId(model.Organisation.SportId);
				if (SysId.IsValid(organisationSportId))
				{
					// Add User Sport if not already present.
					// NB This will also reactivate an inactive or deleted User Sport.
					SaxUserSport.Params prmUserSport = new SaxUserSport.Params();
					prmUserSport.UserAccountIdsIncluded.Add(userAccount.Id);
					prmUserSport.SportIdsIncluded.Add(organisationSportId);
					prmUserSport.StatusCat = SaxUserSport.StatusCat.Any;
					SaxUserSport userSport = AccountMgr.GetUserSport(prmUserSport);
					if (userSport == null)
						userSport = AccountMgr.CreateUserSport(userAccount.Id, organisationSportId);
					disposableItems.Add(userSport);
					userSport.Status = SaxUserSport.DefaultStatus;
					if (!SysId.IsValid(userSport.Id))
					{
						if (!AccountMgr.InsertUserSport(userSport, DbUpdateInfo))
						{
							// Logg error but don't abort the request.
							SaLogger.Warn(fn + " Failed to insert User Sport: " + AccountMgr.ErrorStateMessage);
						}
					}
					else
					{
						if (!AccountMgr.UpdateUserSport(userSport, DbUpdateInfo))
						{
							// Logg error but don't abort the request.
							SaLogger.Warn(fn + " Failed to update User Sport: " + AccountMgr.ErrorStateMessage);
						}
					}
				}

				// Create Organisation.
				SaxOrganisation organisation = AccountMgr.CreateOrganisation();
				disposableItems.Add(organisation);
				organisation.Name = model.Organisation.Name;
				organisation.OrganisationType = model.Organisation.GetOrganisationType();
				organisation.OrganisationCategory = model.Organisation.GetOrganisationCategory();
				organisation.SportIdPrimary = organisationSportId;
				organisation.RegionIdPrimary = regionIdCountry;
				organisation.PhoneMain = model.Organisation.PhoneMain;
				organisation.Status = SaStatus.Awaiting;
				if (!AccountMgr.InsertOrganisation(organisation, DbUpdateInfo))
				{
					SaLogger.Warn(fn + " Failed to insert organisation - " + AccountMgr.ErrorStateMessage);
					return Json(responseData.SetGoHome(messageTitle, Localiser["msg.error.system"]));
				}

				// Add user as member of organisation.
				SaxUserOrganisation userOrganisation = AccountMgr.CreateUserOrganisation(userAccount.Id, organisation.Id);
				disposableItems.Add(userOrganisation);
				userOrganisation.OrganisationRoles = new[] { Sax.OrganisationRole.Member, Sax.OrganisationRole.Admin };
				if (!AccountMgr.InsertUserOrganisation(userOrganisation, DbUpdateInfo))
				{
					SaLogger.Warn(fn + " Failed to insert user organisation - " + AccountMgr.ErrorStateMessage);
					return Json(responseData.SetGoHome(messageTitle, Localiser["msg.error.system"]));
				}

				// Create Organisation address.
				SaxItemAddress organisationAddress = ItemDataMgr.CreateItemAddress(organisation.GetItemId(), SaxItemAddress.DefaultOrganisationAddressType);
				disposableItems.Add(organisationAddress);
				organisationAddress.Line1 = model.Organisation.Address.Line1;
				organisationAddress.Line2 = model.Organisation.Address.Line2;
				organisationAddress.Line3 = model.Organisation.Address.Line3;
				organisationAddress.Town = model.Organisation.Address.Town;
				if (regionProvince != null)
				{
					organisationAddress.Province = regionProvince.Name;
					organisationAddress.RegionIdProvince = regionProvince.Id;
				}
				else
				{
					if (model.Organisation.Address.Province != null)
						organisationAddress.Province = model.Organisation.Address.Province;
				}
				if (regionCountry != null)
				{
					organisationAddress.Country = regionCountry.Name;
					organisationAddress.RegionIdCountry = regionCountry.Id;
				}
				else
				{
					if (model.Organisation.Address.Country != null)
						organisationAddress.Country = model.Organisation.Address.Country;
				}
				organisationAddress.PostalCode = model.Organisation.Address.PostalCode;
				if (!ItemDataMgr.InsertItemAddress(organisationAddress, DbUpdateInfo))
				{
					SaLogger.Warn(fn + " Failed to insert organisation address  - " + ItemDataMgr.ErrorStateMessage);
					return Json(responseData.SetGoHome(messageTitle, Localiser["msg.error.system"]));
				}
			}

			// Complete response.
			responseData.SetMessage(messageTitle, Localiser["msg.organisation.request.success"].ToString().ReplaceAll("\n", "<br/><br/>"));
			responseData.Success = true;
			return Json(responseData);
		}

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