using Microsoft.AspNetCore.Mvc;
using Microsoft.AspNetCore.Routing;
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 Sarand.Net.Standard.Dbas.Data;
using Saxonite.Net.Core.Web.Admin.Models;
using Saxonite.Net.Standard.Base.App;
using System;
using System.Collections.Generic;
using System.Linq;

namespace Saxonite.Net.Core.Web.Admin.Controllers
{
	//=======================================================================
	// Home - Ajax - Awaiting Activation controller
	//=======================================================================
	partial class HomeController
	{
		//-------------------------------------------------------------------
		// Items Awaiting Activation data.
		private class ActivationItemData
		{
			public String ItemType { get; set; }
			public String ItemTypeDesc { get; set; }
			public String ItemTypeDescPlural { get; set; }
			public long ItemCount { get; set; }
			public String ViewLink { get; set; }
		}

		//-------------------------------------------------------------------
		// Get Items Awaiting Activation ajax request.
		//-------------------------------------------------------------------
		private class AjaxResponse_ItemsAwaitingActivation : AjaxResponse_Data
		{
			// Construction.
			public AjaxResponse_ItemsAwaitingActivation(SaxModel_Admin model) : base(model) { }
			// Table list.
			public List<ActivationItemData> Items { get; } = new List<ActivationItemData>();
		}
		//-------------------------------------------------------------------
		[HttpPost]
		[Route("Home/Ajax/GetItemsAwaitingActivation")]
		public IActionResult Ajax_GetItemsAwaitingActivation(Model_Sport model)
		{
			String fn = GetType().Name + ".Ajax_GetItemsAwaitingActivation";
			String messageTitle = Localiser["home.caption.application"];
			AjaxResponse_ItemsAwaitingActivation responseData = new AjaxResponse_ItemsAwaitingActivation(model);

			// Validate session.
			if (!ValidUserSession)
				return GetAjaxResult_InvalidSession(responseData);

			// Core Database connection.
			ISacsDatabase db = SaxGlobals.App.GetCoreDatabase(SessionContext);

			// Query to count items awaiting activation.
			Dictionary<String, int> tableRowCounts = new Dictionary<string, int>(StringComparer.OrdinalIgnoreCase);
			List<String> query = new List<string>()
			{
				// User accounts.
				"SELECT",
				"ItemType  = '" + DbQuery.FormatForCondition(nameof(Sax.DataItemType.UserAccount)) + "',",
				"ItemCount = Count(*)",
				"FROM UserAccount ua",
				"WHERE ua.Status = 'AWA'",
				// Organisations.
				"UNION SELECT",
				"ItemType  = '" + DbQuery.FormatForCondition(nameof(Sax.DataItemType.Organisation)) + "',",
				"ItemCount = Count(*)",
				"FROM Organisation org",
				"WHERE org.Status = 'AWA'",
			};
			using (DbResultSet dbResultSet = DbResultSet_DataReader.ExecuteQuery(db, query.Concat("\n")))
			{
				while (dbResultSet != null && dbResultSet.NextRecord())
				{
					Sax.DataItemType itemType = EnumUtil.ParseEnum(dbResultSet.GetRecordValues().GetValue("ItemType").ToString(), Sax.DataItemType.Unknown);
					String itemTypeDesc = nameof(itemType);
					String itemTypeDescPlural = itemTypeDesc;
					String viewLink = "";
					switch (itemType)
					{
						case Sax.DataItemType.UserAccount:
							itemTypeDesc = "User Account";
							itemTypeDescPlural = "User Accounts";
							viewLink = Url.Action("", "User", new RouteValueDictionary() { { "sta", "Await" } }).TrimStart('/');
							break;
						case Sax.DataItemType.Organisation:
							itemTypeDesc = "Organisation";
							itemTypeDescPlural = "Organisations";
							viewLink = Url.Action("", "Organisation", new RouteValueDictionary() { { "sta", "Await" } }).TrimStart('/');
							break;
					}
					ActivationItemData activationItem = new ActivationItemData()
					{
						ItemType = nameof(itemType),
						ItemTypeDesc = itemTypeDesc,
						ItemTypeDescPlural = itemTypeDescPlural,
						ItemCount = dbResultSet.GetRecordValues().GetValue("ItemCount").AsLong(),
						ViewLink = viewLink,
					};
					responseData.Items.Add(activationItem);
				}
			}

			// Complete response.
			responseData.Success = true;
			return Json(responseData);
		}

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