using Microsoft.EntityFrameworkCore.Migrations;
using System;

#nullable disable

namespace gehGassi.Persistence.Migrations
{
    /// <inheritdoc />
    public partial class tv_SubscriptionsWithNamesEx : Migration
    {
        /// <inheritdoc />
        protected override void Up(MigrationBuilder migrationBuilder)
        {
            migrationBuilder.AddColumn<int>(
                name: "GracePeriodInDays",
                table: "Subscriptions",
                type: "int",
                nullable: false,
                defaultValue: 0);

            var viewName = "tv_SubscriptionsWithNames";
            var sql = @"CREATE FUNCTION tv_SubscriptionsWithNames(@language nvarchar(2), @fallback nvarchar(2)) RETURNS TABLE AS RETURN 
                            SELECT S.*,
                            Isnull(JSON_VALUE(S.NameLocalized, '$.' + @language), JSON_VALUE(S.NameLocalized, '$.' + @fallback)) AS Name,
                            Isnull(JSON_VALUE(S.DescriptionLocalized, '$.' + @language), JSON_VALUE(S.DescriptionLocalized, '$.' + @fallback)) AS Description,
                            (SELECT COUNT(Id) FROM AppUserSubscriptions WHERE SubscriptionId = S.Id) AS SubscriptionCountTotal,
                            (SELECT COUNT(Id) FROM AppUserSubscriptions WHERE SubscriptionId = S.Id AND IsValid = 1) AS SubscriptionCountActive,
                            (SELECT COUNT(Id) FROM AppUserSubscriptions WHERE SubscriptionId = S.Id AND IsValid = 0) AS SubscriptionCountInactive
                            FROM Subscriptions S";

            migrationBuilder.Sql($"IF(exists (SELECT 1  FROM sys.objects WHERE Name = '{viewName}')) BEGIN DROP FUNCTION [dbo].[{viewName}] END {Environment.NewLine} GO");
            migrationBuilder.Sql($"{sql} {Environment.NewLine} GO");
        }

        /// <inheritdoc />
        protected override void Down(MigrationBuilder migrationBuilder)
        {
            migrationBuilder.DropColumn(
                name: "GracePeriodInDays",
                table: "Subscriptions");

            var viewName = "tv_SubscriptionsWithNames";
            var sql = @"CREATE FUNCTION tv_SubscriptionsWithNames(@language nvarchar(2), @fallback nvarchar(2)) RETURNS TABLE AS RETURN 
                            SELECT S.*,
                            Isnull(JSON_VALUE(S.NameLocalized, '$.' + @language), JSON_VALUE(S.NameLocalized, '$.' + @fallback)) AS Name,
                            Isnull(JSON_VALUE(S.DescriptionLocalized, '$.' + @language), JSON_VALUE(S.DescriptionLocalized, '$.' + @fallback)) AS Description,
                            (SELECT COUNT(Id) FROM AppUserSubscriptions WHERE SubscriptionId = S.Id) AS SubscriptionCountTotal,
                            (SELECT COUNT(Id) FROM AppUserSubscriptions WHERE SubscriptionId = S.Id AND IsValid = 1) AS SubscriptionCountActive,
                            (SELECT COUNT(Id) FROM AppUserSubscriptions WHERE SubscriptionId = S.Id AND IsValid = 0) AS SubscriptionCountInactive
                            FROM Subscriptions S";

            migrationBuilder.Sql($"IF(exists (SELECT 1  FROM sys.objects WHERE Name = '{viewName}')) BEGIN DROP FUNCTION [dbo].[{viewName}] END {Environment.NewLine} GO");
            migrationBuilder.Sql($"{sql} {Environment.NewLine} GO");
        }
    }
}